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    1MACHINING CENTERVS50/60INSTRUCTION MANUALMAINTENANCESEIKI-SEICOS Σ16M/18MVersion 1.01BM-2782-1-0221-E-1-01

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    1IntroductionThank you for your having purchased the machine, favoring our product lines for your use.This manual contains fundamental information on the maintenace. Please read and fully understandthe contents for your safe machine operation.In particular, the contents of the items concerning s...

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    iCONTENTS 5,1. INSTALLATION 5,.................................................................................... 5,1 - 1 5,1-1 Machine Installation 5,........................................................................................................... 5,1 - 1 5,1-1-1 Environment of th...

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    ii 74,2-9 Adjustment of 74,Synchro Belt Tension for 74,Z-axis Feed 74,....................................................... 74,2 - 55 75,2-10 Instructions for Motor/Inverter for ATC 75, Twin Arm Rot 75,ation 75,............................................. 75,2 - 56 75,2-10-1 Setting and ...

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    1 - 11. INSTALLATION1-1 Machine InstallationWhen installing NC machine, solid foundation is essential. It is also most important for maintainingthe best condition of cutting accuracy of the machine. The nature of the ground condition of thefactory site, for example, rock base or reclaimed land,...

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    1 - 2[3] High frequency drying machine[4] Electric discharge machine[5] Others2) Installation form of NC machine[1] Power supply lineThe power supply line (AC200V) of NC machine must be separated line with that forelectric machines and appliances.If impossible, connect the line at the point more ...

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    1 - 31-2 Foundation and Layout DrawingNote) 1. Ground bearing force should be 5ton/m2 (1000 lbs/ft2) or more. And foundationthickness should be at least 300mm. (12”)2. The area of foundations is to be 300mm (12”) or more of the circumference of themachine bed.3. Install the tremor insulatin...

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    1 - 4Foundation and Layout Drawing VS60Note) 1. Ground bearing force should be 5ton/m2 (1000 lbs/ft2) or more. And foundationthickness should be at least 300mm. (12”)2. The area of foundations is to be 300mm (12”) or more of the circumference of themachine bed.3. Install the tremor insulat...

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    1 - 51-3 Transportation of MachineSince this machine has an integrated structure mechanically and electrically, it can betransported only by detaching its power cord. To fix its moving parts and pass wire ropesaround the machine, refer to Fig.1-1.1-3-1 Precautions for Lifting WorkPay proper atte...

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    1 - 6(1) Select a fork lift which has a sufficient capability to handle and endure a machineweight.(2) In order not to damage the outer projected parts of the machine, it is necessary tocarry out this work in cooperation with a watchman.(3) When inserting the fork under the machine, use the right...

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    1 - 81-4 Electric WiringWires between the machine proper and accessories will be connected by Hitachi Seiki. Wiringfrom the power supply source to the electric cabinet should be prepared in advance by thecustomer.For this purpose, use wires of thickness specified in the following table, dependin...

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    1 - 9Thickness of WireThe source power wire thickness varies depending on the specification ofthe spindle. Use thewire of the following thickness to meet the specification.Spindle SpecificationSource Power Wire MinimumGrounding Wire MinimumThicknessThickness 4500 min-138 mm28 mm210000 min-160 mm...

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    1 - 101-5 Air SupplyThis machine uses clean air to clean the spindle hole and the tool, for Z axis sliding face andautomatic door, or for oil mist unit. The air supply should be prepared by the customer.Its joint of the machine is of PT1/4, female.Air pressure : 0.5MPa {5 kgf/cm2} (72 PSI) or mo...

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    1 - 11Optional specificationTool nose air blowCenter-through air blowPulscale X, YOil mist/Needle 1 shotSemi-dry processing unitFlow rate300 /min (ANR)300 /min (ANR) 60 /min (ANR) 60 /min (ANR)300 /min (ANR)Additional flow rate required by optional specificationsIn case with APC (essential...

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    1 - 12Supply”.1-7 Mounting Procedure(1) Dismounting fixtures for shipment and transportationUpon installing the machine at a fixed place, be sure to dismount the fixtures forshipment/transportations .• Remove the fixed plate for the table, column and head.(2) InstallationA leveling method is ...

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    1 - 13Adjust the level of the machine with the leveling bolts so that each difference inreading of the levels may be settled within 0.04 mm/m (0.0005 in./ft.) in both X and Ydirections.[3] Adjusting the table operating levelPlace the levels at the center of the table and move the X axis almost ov...

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    1 - 14VS50Fig.1-2Fig.1-3

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    1 - 15VS60

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    2 - 12. INSPECTION AND MAINTENANCE2-1 Daily Check and Periodic Check Items2-1-1 Daily Checking ItemsThe following are maintenance items to be checked by operators. These maintenanceitems are important to prevent machine trouble and to perform efficient operation.Perform maintenance according to ...

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    2 - 2Daily check listChecking partCheck itemDetails of checks1.Main cooling unita) Check main cooling unit for⇒ Check for sound of fan runningoperation.b) Check cooling unit for sufficient⇒ Oil level checkquantity of oil. (Checks beforestarting work)c) Check that air filter is thoroughly⇒ ...

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    2 - 3Checking partCheck itemDetails of checks7.Table unita) Check that telescopic cover is⇒ Check for removal of foreigncleaned.matter including chips and chipson wiper portionb) Check the quantity of table⇒ Oil level check indexing gear lubricating oil.8.Feed unita) Check for abnormal noise....

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    2 - 4Checking partCheck itemDetails of checks14.APCa) Check that pallet seating surface⇒ Check for removal of foreign(Option)is cleaned.matter including chipsb) Check that pallets and cover⇒ Check for removal of foreignportion are cleaned.matter including chips15.Chip conveyora) Check for obs...

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    2 - 52-1-2 Periodic Check ItemsPeriodic checks by maintenance personnel are essential for assuring continued machineaccuracy. Perform maintenance at regular intervals according to the following periodiccheck list.

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    2 - 6Periodic check listChecking partCheck itemChecking intervalDetails of checks136121.2.3.4.5.6.Main coolingunitPneumatic unitCoolant unitOperationpanel andcontrol panelTable unitFeed unita) Check piping forfaults.b) Change hydraulicfluid.a) Check piping forfaults.b) Check that filter isthoroug...

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    2 - 7Checking partCheck itemChecking intervalDetails of checks136127.8.9.10.11.12.13.14.15.Belt, Timingbelt (Z axes,)LevelLS and SOLCoverWiper andbrushInterlockingdeviceCableOT (Over-travel)Earth leakagebreakera) Check belt fordeflection.b) Check surface fordamage and heightsfor deterioration.a) ...

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    2 - 8Checking partCheck itemChecking intervalDetails of checks1361216.17.18.19.ATC cam unitHydraulic unit(Option)Lubricatingunit(Whenequipped with ahigh-speedspindle.)High-pressurecoolant(Option)a) Check for properquantity of oil.a) Check piping forfaults.b) Change hydraulicfluid.c) Check that st...

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    2 - 9Checking partCheck itemChecking intervalDetails of checks1361219.20.High-pressurecoolant(Option)Chip conveyor(Option)g) Check gas chargingpressure ofaccumulator.a) Check that chipconveyor is oiled.OO⇒ Recharge if chargingpressure is dropped.(Charging pressure: 50K)⇒ Apply grease tosprock...

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    2 - 102-2 Lubrication, Oil Supply and CoolantWhen supplying oil, be fully aware of the following:1. Supply specified oil by specified amount. Do not supply a different type of oil or over thespecified amount.Otherwise, the machine may malfunction.2. Clean an oil inlet port in advance lest dust, ...

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    2 - 112-2-1 List of Lubrication and Oil SupplySopt to beLubricatingLubricatingOilNissekiIdemitsu Kosan ShellMobileMitsubishi Oil ESSOISOlubricatedmethodperiodquantitysymbolReplace every 6SuperDaphne SuperTetra OilMobile Velocity Diamond Lub Unipower1Spindle coolingTrochoid pump months; add17•Mu...

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    2 - 122-2-2 Handling of Coolant Unit1) Maintenance of coolant tank with flat and scraper conveyorChecking, cleaning and maintenance of coolant tank and accessories are as follows.a) About cleaning of filters and replacement of elementsRefer to the section 2-10 “Related to Coolant”.In case of ...

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    2 - 13Coolant1) How to control coolant fluidThe consistency of coolant fluid is changed depending upon the quality of water used,mixture of chips or foreign substances and evaporation of moisture. And unless themaintenance of the coolant fluid is made for a long time, germs may be generated, tha...

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    2 - 14And the dirt of the machine makes hard to observe the state of machining from the outside.4. Check of the quantityCheck the level of the rank periodically.Shortage of the fluid quantity causes to form bubbles or to disable the fluid to supplysufficiently to the machining point.And also it w...

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    2 - 157. Check of the stagnant sludgeCheck whether chips and/or sludge stagnate in the tank and the piping.Remove chips and/or sludge from the tank and thepiping by flushing as occasion calls.And mixture of rust preventive oil and lubrication oilmay become the nutritive elements, and the surfaceo...

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    2 - 16Do not use this type.TypeEmulsion TypeSoluble TypeChemical Solution TypeCharacteristics* This type has beenused widely in thecutting field, becauseit is relatively large inparticle diameter ( 4to 7 µm) and high inlubricating property.* It is the solublecutting agent that wasmade first.* I...

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    2 - 172-3 When the Call Light (Yellow Warning Lamp) is Lit Up1. When the machine is stopped (suspended) by a program stop code (M00, M01, M02, M03,etc.) while executing the program.2. When the ALARM lamp (red) on the operation panel is lit up: When the ALARM lamp is litup, the machine comes “st...

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    2 - 18CautionSince the life of battery is about one year, replace it once a year periodically even ifabove alarm is not occurred.2-3-2 Replacing Method of BatteryThere are two separate battery settings with the machine, namely (1) battery for NC unitand (2) battery for magazine servomotor encoder...

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    2 - 19Caution!WARNINGThe procedures [1] through [3] should be completed within 30 minutes.If a condition of the power OFF and battery had removed is continued 30 min or more,the memory contents of the CNC may be lost.The memories are lost, if the battery is taken off and left as it is for a longe...

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    2 - 20Servo Amplifier for Magazine Indexing “SVMG”.The servo amplifier for magazine indexing is located at the place shown by the followingdiagram in the control panel.Battery case and batteryA06B-6093-K001(A98L-0031-0011/L)

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    2 - 212-3-3 Alarm ListAlarm No. AddressMessageResetCauseŸMethod of Return2000D400.0DOOR LOCK RELEASE CONDITION ERROR*Can not open the door during operation of the spindle, feed axes andprograms.2001D400.1ATC DOOR LOCK RELEASE CONDITION ERROR*Can not open the door during the ATC operation.2002D40...

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    2 - 22Alarm No. AddressMessageResetCauseŸMethod of Return2017D401.7ATC ORIGIN RETURN CYCLE TIME OVER2020D402.0MŸSŸT FUNCTION CYCLE TIME OVERAction of MSTB function is not completed. Alarms that occursimultaneously may be the cause.2021D402.1HYDRAULIC PUMP MOTOR OVER LOADHydraulic motor start ...

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    2 - 23Alarm No. AddressMessageResetCauseŸMethod of Return2032D403.2PUSH ATC ORIGIN BUTTON2033D403.3SPINDLE ORIENTATION COMMAND ERROR*Can not confirm tool fastening. Confirm status of the tool lock unit.(TOOL CLAMP)2034D403.4SPINDLE ORIENTATION COMMAND ERROR (XCan not command the other areas tha...

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    2 - 24Alarm No. AddressMessageResetCauseŸMethod of Return2055D405.5BUCK UP CYCLE ALARM2056D405.6AUTO-MEASUREMENT AMPLIFIRE ALARMAlarm signal is emitted from renishaw measuring unit. Confirm thecontent by display of light receiving section and renishaw manual.2057D405.7TOOL LENGTH MEASUREMENT AL...

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    2 - 25Alarm No. AddressMessageResetCauseŸMethod of Return2076D407.6BUCK UP CYCLE ON2077D407.72080D408.0X-AXIS ISN’T IN 3RD REFERENCE POSITION*Can not command because X-axis is not at the third original point.2081D408.1Z-AXIS ISN’T IN 2ND REFERENCE POSITION*Can not command because Z-axis is n...

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    2 - 26Alarm No. AddressMessageResetCauseŸMethod of Return2105D410.5LS TOOL CARRIER TWIN ARM ALARMConfirm status of feed band (twin arms side cylinderŸLS).2106D410.6LS TOOL CARRIER MAGAZINE ALARMConfirm status of feed band (magazine side cylinderŸLS).2107D410.7LS TOOL CARRIER CLOSE ALARMConfirm...

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    2 - 27Alarm No. AddressMessageResetCauseŸMethod of Return2127D412.7APC CARRYING NOT READY2130D413.0APC PALLET LOCATING PIN ISN’T PUT IN2131D413.1PUSH APC ORIGIN BUTTON AFTER “G30 P3 Y0” COMMAND2132D413.2PUSH APC ORIGIN BUTTON AFTER “G30 P4 Y0” COMMAND2133D413.32134D413.42135D413.5APC P...

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    2 - 28Alarm No. AddressMessageResetCauseŸMethod of Return2154D415.4LS APC MIDDLE POSITION OF RIGHT PALLET ALARM2155D415.5LS APC ORIGIN OF RIGHT PALLET ALARM2156D415.6LS APC ORIGIN OF LEFT PALLET ALARM2157D415.7PALLET CLAMP OIL SHORTAGE2160D416.0NO APC DOOR MODE2161D416.1APC PALLET POSITION ERROR...

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    2 - 29Alarm No. AddressMessageResetCauseŸMethod of Return2181D418.1CONFIRMATION OF THE TOOL LOCKRETURN COME OFF2184D418.4DOOR OPEN ALARM2185D418.5NEED ATC ORIGIN (MAINTENANCE MODE)2190D419.0CH1 SENSOR BREAK ALARM2191D419.1CH2 SENSOR BREAK ALARM2192D419.2CH3 SENSOR BREAK ALARM2193D419.3CH4 SENSOR...

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    2 - 30Alarm No. AddressMessageResetCauseŸMethod of Return2207D420.7ATC CYCLE ON JOG FEED INTERLOKEDNC RESET OR PROGRAM START2230D423.0MICRO SEPARATOR ON ALARM2231D423.1SUPPLY PUMP ON ALARM2232D423.2FILTER PUMP ON ALARM2233D423.3FILTER PUMP FILTER STOPPED UP2234D423.4MICRO SEPARATOR ON2235D423.5S...

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    2 - 31Alarm No. AddressMessageResetCauseŸMethod of Return2243D424.3HIGH PRESSURE COOLANT SUPPLY PUMP ONDraw pump start confirmation signal is turned OFF. When the thermalALARMswitch is tripping, choking of the coolant or the draw pump may bedefective.2244D424.4HIGH PRESSURE COOLANT UNIT FILTERS...

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    2 - 322-4 ParametersA parameter is an important factor to decide a characteristic and function of the machine.Contents of parameter are characterize a specification of standard and optional, to select acontent of specification and a function in detail and to arrange a capability of the function a...

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    2 - 332-4-3 Altering the PC Parameter Setting(Procedures)1. Set an emergency stop with the machine.2. Display NC setting screen by OPER/MAINTE → F4/SYSTEM → [30]: F menu → [2]:F_SETTING, and change PWE from 0 to 1.3. Display keep relay screen by RETURN → [1]: F_PMC→ F3/PMCPR...

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    2 - 342-5 List of SOL/LS Functions and Uses(See the SOL/LS Layout for the Location of Equipment.)(Machine proper)Item No.Function and useStandard specificationRemarksSOLLS1Air source pressure insertion61APS-12Splash cover door locking ON (Opening)400A400A3Splash cover door locking (Opening)—400...

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    2 - 35(Related to ATC)Item No.Function and useStandard specificationRemarksSOLLS1ATC shutter opening431A2ATC shutter closing431B431B3Tool carriage magazine side92A92A4Tool carriage arm side92B92B5Tool carriage hand opening603A603A6Tool carriage hand closing603B603B7Cam unit backup pump ON636A636A...

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    2 - 36Layout of SOL/LS

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    2 - 372-6 ATC Maintenance and Adjustment2-6-1 Drive Mechanism General

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    2 - 38Use hoses specified by Hitachi Seiki as 3/4” and 1/4” pressure oil feed hoses betweenthe cam unit and the tool locking cylinder. Use of hoses other than specified maycause serious trouble with the ATC (automatic tool changer).Caution

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    2 - 392-6-2 Explanation of Actions ATCACT operates continuously according to command contents.1. Change Spindle and Waiting Tool……M06 OperationNote) (M1**) in the figures operates only at the maintenance mode.1) Open the shutter, and move to thespindle orientation Z-axis secondoriginal point....

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    2 - 402. Call Tool to Waiting Position………….T01~T20 (T30 Option)Note) (M1**) in the figures operates only at the maintenance mode.1) Index magazine of waiting toolnumber.2) Feed hand is closed (M102).3) Move feed hand to magazine side.4) Feed hand is open (M103).5) Index magazine of T code...

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    2 - 413. Return Waiting Tool to Magazine……….T00 ActionNote) (M1**) in the figures operates only at the maintenance mode.1) Index magazine of waiting toolnumber.2) Feed hand is closed (M102).3) Move feed hand to magazine side.4) Feed hand is open (M103).5) Index magazine of spindle toolnumbe...

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    2 - 422-6-3 ATC (Automatic Tool Changer) Maintenance, Adjustment andOperationOperating Procedure and Details of OperationThe ATC performs operation shown in Fig. *-* depending on the nature of commands.When the above operation stops due to reset, power failure, etc., execute origin return.The met...

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    2 - 43Operation in the Maintenance ModeWhen an independent individual action (Maintenance M Code) is required formaintenance, adjusting work etc., exercise the following operations.1. Turn ON the [MAINT] switch for maintenance located in the machine control panel.Or, command [M998] in the MDI mod...

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    2 - 44ATC TroubleshootingNo.AlarmDetail of checkCauseRemedy123ATC camindexing failureCheck on diagnosticscreen that signal fromLS is entered intoaddress “X013.6”.YesYesYesYesYesNoLeakageLeakageNoleakageNormalNormalAbnormalInadequate tool pushallowanceExcessive contact oftool with spindleTool ...

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    2 - 45Caution2-6-4 Method of Manual Tool UnclampingWhen the tool cannot be pulled out by normal operation due to ATC trouble, etc., it can beforcedly done by hand. Use the following procedure to pull out the tool.(1) Turn on the [MAINT] switch in the control panel.(2) Operate M120 to supply air ...

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    2 - 46Caution2-6-5 Procedure for Bleeding Air in the Tool Locking SystemAir bleeding is performed with a cam unit-contained air bleed pump when air is mixed intothe pressure oil feed hoses between the cam unit and the tool locking cylinder.Always make sure that a tool is not mounted on the spindl...

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    2 - 47[13] Confirm that the spindle and ATC arm have no tools, and put X-axis in the center ofthe table.[14] Set MDI mode, and command M121;.Rotation action of ATC arm, and toll clamping/unclamping are repeated.In about 15 minutes, M121 is completed.[15] Turn off the power of the machine after M1...

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    2 - 482-6-6 Adjusting a Tool Push AllowanceTo permit pulling the tool out of the spindle smoothly in ATC operation and others, the toolis pushed out after it is unclamped from behind.Use the following procedure to adjust the tool push-out allowance (tool push allowance).1. Preparation(1) Remove t...

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    2 - 493. When the push allowance is excessive(1) Turn the tool push allowance adjustingnut [6] counterclockwise. The screwpitch on the nut is 2mm.(2) Turn the tool push allowance adjustingring [4] clockwise for secure tightening.(3) Use the dial gage [7] to adjust the pushallowance for about 0.5...

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    2 - 502-7 Each Axis Stroke and Zero Point AdjustmentVS50(1)Each axis stroke and zero point adjustment(20 tool and 30 tool ATC specifications)X-axis 1000 +ATC stroke 315Y-axis 510Z-axis 450

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    2 - 51VS60Each axis stroke and zero point adjustment(20 tool and 30 tool ATC specifications)X-axis 1250 +ATC stroke 315Y-axis 610Z-axis 450

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    2 - 52(2)Adjusting parameter No. and contentsParameter No.Contents1226Machine coordinate value of 2nd reference point1227Machine coordinate value of 3rd reference point1850Gride shift amount of each axis1326+ direction coordinate value of soft stroke limit for each axis1327- direction coordinate ...

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    2 - 53(4)Procedures of reference point adjustment[1] Set 1 bit of the parameter No.1002 to 1 and No.1850 (grid shift amount) to 0.[2] Push the emergency button once and set the standby in order to set parameters tothe servo.[3] Perform manual reference point return.[4] Return the lead by half in ...

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    2 - 542-8 Countermeasures against shift of follow-up coordinate(shift of memory software OT)When power failure occurs during axis movement, the follow-up coordinate system is shifted andthe software OT may consequently be shifted.Procedures of recovering follow-up coordinate1Once put the NC sourc...

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    2 - 55Column2-9 Adjustment of Synchro Belt Tension for Z-axis FeedPlacing a wooden block on the table, lower the head (by the manual handle).• Measure with a tension meterfrom a tension confirmationhole and adjust by sliding theservo motor that deflection gets8mm at 5.7kg.• After adjusting, d...

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    2 - 562-10 Instructions for Motor/Inverter for ATC Twin Arm Rotation2-10-1 Setting and Changing the ParametersFor the control of an inverter, many parameters are used and it is possible to select thespecific parameters necessary for inverter operation and to set proper values for the selectedpara...

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    2 - 572-10-2 Initializing the ParametersThe operation to return the set values for the parameters, excluding the calibration value, tothe factory-set values (initialization) is called “parameter clear”.The operation to initialize all the parameters including the calibration value is called ...

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    2 - 582) Parameter All Clear• Operating procedure(1) Press the [PU OP] key ...... The PU operation indicating lamp is lit.PU Operation(blinking)Notes: 1. If the [WRITE] key is pressed before pressing the [READ] key, the operation is notaccepted.2. If the attempted parameter all clear operation ...

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    2 - 592-10-3 MonitoringJust after turning ON the power, or when the monitor key is pressed, the parameter unit entersthe monitor mode. In the monitor mode, load status (output frequency, output current, etc.),protective function activation status in response to the occurrence of an alarm, etc. c...

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    2 - 602-10-4 ErrorsIf a failure occurs within the inverter during operation, the corresponding error code isautomatically displayed in the parameter unit.1) Error Codes and Contents of Errors(Note)Note: The ETHM error occurs if current below 150 % of the current set for the electronic thermalrela...

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    2 - 612) Digital Display (7-Segment Display) and Actual CharactersThe indication given by the 7-segment display represents the actual characters as shownbelow.ActualCharacter DisplayActualCharacterDisplayActualCharacterDisplay3) Logged Error ContentsThe contents of the errors are stored for the p...

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    2 - 624) Clearing Error LogThe log of errors (four events) can be cleared by the following operation.• Operating procedure(1) Press the [PU OP] key ...... The PU operation indicating lamp is lit.Notes: 1. If the [WRITE] key is pressed before pressing the [READ] key, the operation is notaccepted...

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    2 - 632-10-5 Resetting the Inverter(2) Press the [SET] key ........ “P.” appears in the display unit.(3) Input “997” using the ....... “P.997” appears in the display unit.numeric keys.(4) Press the [READ] key ..... “rEST” appears in the display unit. (Note 1)(5) Press the [WRITE]...

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    2 - 642-10-6 Inspection and MaintenanceThe general-purpose inverter is static equipment mainly consisting of semi-conductor devices.To prevent problems occurring due to environmental conditions such as high temperature,humidity, dust, and vibration, or aging of the component parts, inspection at ...

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    2 - 65Daily Inspection and Regular Interval InspectionLocationItemContentsInspection IntervalInspection MethodJudgmentInstrumentDailyInterval12yearyearOverallinspectionMaincircuitEnvironmentEquipmentSupplyvoltageOverallinspectionConductorsand wiresTerminalblockInvertermoduleConvertermoduleSmoothi...

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    2 - 66LocationItemContentsInspection IntervalInspection MethodJudgmentInstrumentDailyInterval12yearyearMaincircuitControlcircuitProtectioncircuitCoolingsystemDisplayMotorRelayResistorOperationcheckCooling fanDisplay unitMeterOverallinspectionInsulationresistance(1) Chattering noiseduring operatio...

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    2 - 672-10-7 TroubleshootingIf a fault occurs and the inverter fails to operate properly, locate the cause of the fault and takeproper corrective action by referring to the troubleshooting below. If the correspondinginformation is not found in the table, the inverter has problem, or the componen...

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    2 - 68DisplayProbable CauseCheckCorrective ActionPE:Parameter storingdevice errorPUE: PU disconnectiondetectedrET:Retry count overCPU: CPU errorFaulty EEPROMConnector of the parameterunit Is disconnected.CPU run-away• Is the number of parameterwriting too many?• Is EEPROM worn out?• Check t...

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    2 - 692) Troubles and Check PointsTroubleCheck PointsMotor does not start.Motor rotates in theopposite direction.Actual motor speed differsfrom the set speedexcessively.Motor acceleration ordeceleration is not smooth.Motor speed varies duringrotation.Motor current is too large.Motor speed does no...

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    2 - 702-11 Handling and Maintenance of Spindle Oil Air Lubricating Unit(Option)2-11-1 Oil Air Lubrication Circuit12Mixing valveRyube3B-1 S joint04999080740111Nylon tubeCKDF-1508 Black04999036941-10Filter regulatorCKDW3000-8-F-B0499901843919Dry filterMaeda Shell ServiceM-1030499902618618Pressure s...

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    2 - 712-11-2 Pump Unit1. When using the pump unit:[1] Use clean and dry compressed air[2] Air containing dust affects the life of the machine.[3] Do not forget practicing daily check to avoid accidents and troubles.Periodical inspection should be exercised once in every 6 month to check wear ands...

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    2 - 723. Outside viewModel typeLCB47613PumpDischarge volume100cc/minMLB01W2Discharge pressure 15kgf/cm2 {1.5MPa}TankTotal capacity2•Effective capacity1.3•Control unitNonePump unit weight4.1kg

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    2 - 732-11-3 Mixing Valve1. FunctionThe mechanism of the mixing valve is to supply minimum requirement of lubricating oilintermittently into the flow of compressed air, enabling to efficiently perform twofunctions of lubrication and cooling.It is especially effective in cooling and lubrication of...

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    2 - 742-11-4 Daily maintenance1. Air removing of mixing valve 1) Bring the system into the maintenance mode and make the setting of lubricantdischarge at one shot per minute. 2) Detach the piping of the nozzle part at the tip. 3) Close the air throttle of the mixing valve completely. (by turning...

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    2 - 752. Dry filterTo avoid the influence of variable quality of source air, the circuit has two built-in dryfilters. For the maintenance, the first filter is cleaned and the second one is replaced.When a filter is clogged, the pressure switch detects it by dropped air pressure.1) ReplacementFil...

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    2 - 762-12 Related to Coolant19 VINYL HOSES0-92.5m18 VINYL HOSES0-252.5m17 VINYL HOSES0-252.5m16 VINYL HOSES0-252.5m15 VINYL HOSES0-252.5m14 VINYL HOSES0-252.5m13 VINYL HOSES0-252.5m12 HOSEP105-12×100cm FU-FU 211 HOSEP105-12×100cm FU-FU 210 HOSEP105-9×70cm FU-FU29 CHECK VALVERF1/228 NOZZLESNPT...

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    2 - 771) Specifications of the coolant pump (for flood/gun coolant)No.Part nameQ’tyMaterials1Casing1FC15JISG55013Discharge casing1FC15JISG550121Impeller1FC20JISG550131Spindle1S45CJISG405140Impeller nut1SSJISG310169Cutting edge1FPM79Stopper1SK-5JISG440190Hexagon bolt2SSJISG3101109Cap1FPMI801Roto...

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    2 - 782) Coolant pump (For jet coolant)Parts List1Frame2Shaft3Stator4Rotor5Driving-side bearing6Counter-driving-side bearing7Wave washer8Rotation direction9End cover10 Impeller11 Bottom plate12 Adjusting washer13 Mechanical seal14 Casing15 Spiral box16 Terminal box17 Terminal cableSpecificationSt...

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    2 - 793) Oil hole coolant pump (1.5MPa)Discharge DischargeRotor widthDischargeWeightPump model1500rpm1800rpmACdia. Dkgf•/min•/minPF204HWMPVBE6.07.210861/24.3Motor provided (made by Yasukawa Electric Co., Ltd.)MotorKRLIPEFQHJMNZYXWeightoutputkgf200W114127.5241.5631275040125127151351087153.27.5

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    2 - 802-13 Related to Air Pressure1) Pneumatic circuit diagramNOHITACHIPARTPARTMAKERSEIKI CODENAMENUMBER1 04-780301750 COUPLER30SH+20PM NITTOKOUKI2 04-999033438 FILTERW300-8-FCKDREGULATOR3 04-133108210 SOLENOIDAB41-02-5-CKDVALVE02G-AC100V4 04-619000420 PRESSUREPE-2TCKDSWITCHFLOW5 04-999026702 CON...

  • Page 100

    2 - 812) Air filter/regulator unitOutline and featuresThe Selex FR unit (W3000) is an equipment serving both as the filter F3000 which has ahigh effect for removing water drop and dust and as the regulator R3000 which is capableof setting accurate and stable pressure. It is most suitable to util...

  • Page 101

    2 - 823) Pneumatic solenoid valve (for spindle air-blow)AB 41025-02G-AC100VNo.Product NameMaterial1CoilResin, Wound by tape for type H2Core assemblysus405, 316L, L, 4033Shading coilCu, In case of Body SUS: Ag4PlungerSUS4055SpringSUS3046O-ringNitric byron Teflon7SealNBR byron Teflon8BodyC3771 or S...

  • Page 102

    2 - 834) Pneumatic solenoid valve (for ATC shutter)• JIS symbol3 positions are of all port flock.4F130SOL X At conductP (S)→ A (C1)B (C2)→ R2 (E2)SOL Y At conducted conditionP (S)→ B (C2)A (C1)→ R1 (E1)At non-conducted coditionP (S), A (C1), B (C2),R1 (E1), R2 (E2)...ClosedNo.Part nameM...

  • Page 103

    2 - 842-14 Chip Conveyor (For the Inside of Standard Machine)TA 2 - 1974No.Part namePart No.Q’ty[1]Deceleration motorG3FM-18-50-T010A10.1KW×4P×φ3[2]Bearing6007. DDU1[3]Oil sealAC 2365 EO1[4]Coil seatφ391[5]Coil springo12×16×φ72×P90 L = 21201[6]Housing157.5×230×301[7]Spring for holeφ...

  • Page 104

    2 - 852-15 Spindle Cooling Circuit DiagramNote: RUN and STOP LEDs light, blink, and go OFF depending on the status of operation.VS50 Spindle Cooling Circuit DiagramSpindle head14 7G3/8Male and female elbow113 7G1/2Male and female elbow112 S0-15Vinyl hoseToyokkusu11 WHN-20Male screw joint210 8G1/2...

  • Page 105

    2 - 862-16 Servo Unit2-16-1 Alarm Concerning Power Supply Unit(Source Power of Spindle/Servo Amplifier)When an alarm is generated, the alarm LED (red) lights up on the status display and thealarm code is indicated in two figures on the 7-segment LED.STATUSPILALMAlarm code is displayed. (01~)Alar...

  • Page 106

    2 - 87(b) Dust contamination⇒Clean up the cooling system by factory air blower or by vacuum cleaner.(c) Overload overation⇒Re-examine the operating conditions.4) Alarm code 04 Ÿ ContentsThe voltage at the main circuit DC part (DC link) came down. ŸCause and trouble-shooting(a) Instantaneo...

  • Page 107

    2 - 88 ŸCause and trouble-shooting(a) Excessive regenerating power.Regeneration is not possible. PSM capacity is insufficient.⇒Confirm the PSM specification.(b) Impedance on the AC source power side is high.⇒Clean up the cooling system by factory air blower or by vacuum cleaner.(c) Regener...

  • Page 108

    2 - 892-16-2 Spindle Amplifier Status DisplayItemStatus DisplayContents1.2.3.4.5.6.7.8.Light ONLight OFFLED lit on is indicatedbyPILALMERRPILALMERRPILALMERRPILALMERRBlinkingPILALMERRPILALMERRPILALMERRAlarm codedisplay 01~PILALMERRError codedisplay 01~Source power ON indicating LED “PIL” is OF...

  • Page 109

    2 - 902-16-3 Spindle Amplifier AlarmWhen the “ERR” LED on the indicating window of the spindle amplifier lights up, thenumber indicated next right to the LED reading “ER-**” will tell the alarm contents. Inthe same way, when the “ALM” LED lights on, “AL-**” tells the alarm conten...

  • Page 110

    2 - 91MessageContentsCountermeasureEr-16Er-17Er-18Er-19Er-20Er-21Er-22Er-23Er-24Contactsignal of*ESPDifferential mode command (DEFMDA) is entered whendifferential speed function is disabled by parametersetting (No. 6500#5=1).Parameter setting (No. 6511#0, 1, 2) for speed detectoris incorrect. (S...

  • Page 111

    2 - 92Alarm No.MeaningsDescriptionRemedyAL-01AL-02AL-03AL-04AL-05AL-07AL-08AL-09AL-10AL-11AL-12AL-13AL-15AL-16AL-18AL-19AL-20AL-24AL-25AL-26AL-27Motor overheatExcessive speeddeviationDC link section fuseblownInput fuse blown. Inputpower open phase.Control power supplyfuse blownExcessive speedHig...

  • Page 112

    2 - 93Alarm No.MeaningsDescriptionRemedyAL-28AL-29AL-30AL-31AL-32AL-33AL-34AL-35AL-36AL-37AL-39AL-40AL-41AL-42AL-43Disconnection ofposition detectionsignal for Cscontouring controlShort-time overloadInput circuitovercurrentSpeed detection signaldisconnection motorrestraint alarmAbnormality in RAM...

  • Page 113

    2 - 94Alarm No.MeaningsDescriptionRemedyAL-46AL-47AL-48AL-49AL-50AL-51AL-52AL-53AL-54AL-55Alarm for indicatingfailure in detectingposition coder 1-rotation signal inthread cuttingoperation.Position coder signalabnormalityPosition coder 1-rotation signalabnormalityThe converteddifferential speed i...

  • Page 114

    2 - 952-16-4 Detail of Spindle Amplifier Alarm ContentsAL-01Motor overheatItemCause of troubleCheck procedureRemedy1Defective fan motorCheck if fan motor isReplace fan motor.of motorrotating.2Overload operationCheck cutting conditions Review cuttingand how tools are worn.conditions and tools.Chec...

  • Page 115

    2 - 96AL-03Blown fuse in DClink sectionTest pointNormal wave formPA-0VPB-0VSame as aboveRA-0VDC2.5V±0.2VRB-0VSame as abovePAA-0VPBA-0V(CW rotation)Check that the ON/OFF duty cycle is 50%.(The PAP and PBP signals are inverted in CCW direction.)This alarm indicates that the fuse (F4) in the DC lin...

  • Page 116

    2 - 97AL-05Control powersupply fuse blownNOTESee Chapter 6.AL-08High input voltageThis alarm indicates abnormally low AC power voltage (-15% orless).This alarm may be generated even during momentary powerfailures.AL-11Overvoltage of DClink circuit(Regenerativecircuit is faulty ...Regenerationfail...

  • Page 117

    2 - 98AL-16RAM abnormalityAL-13CPU internal datamemory alarmReplace PCB.ItemCause of troubleCheck procedureRemedy12External datamemory (RAM)defectivePCB defectiveReplace memory(RAM).Replace PCB.AL-18Program ROMsum check errorItemCause of troubleCheck procedureRemedy1Program memorydata (ROM)defect...

  • Page 118

    2 - 99AL-26Disconnection ofspeed detectionsignal for CscontouringcontrolItemCause of troubleCheck procedureRemedy1234Signal level ofspindle motor forCs contouringcontrol is invalid.Signal line ofspindle motor forCs contour controlis defective.Defective detectorcircuit for Cscontour controlIncorre...

  • Page 119

    2 - 100AL-30Input circuitovercurrent AL-34 and F-XXX are alternately displayed in the spindleamplifier indicator section if an AL-34 alarm is raised."XXX" indicates the data number internal to the spindle for aparameter where a value beyond the allowable range is specified.AL-35Exce...

  • Page 120

    2 - 101AL-37Speed detectorparametersetting errorAL-39Alarm forindicating failurein detecting1-rotation signalfor Cs contouringcontrolAL-40Alarm forindicating1-rotation signalfor Cs contouringcontrol notdetectedItemCause of troubleCheck procedureRemedy1Incorrect setting ofparameter fornumber of sp...

  • Page 121

    2 - 1022-17 List of Supply ItemsNo.Code No.Product NameModelQ’tyRemarksHead (#50-4500min-1)102-341201450Limit switchSL1-A3Z-axisVS50/60202-341201470Limit switchSL1-H2Tool lockingVS50/60up/down302-999038529Proximity switchE2E-X2D1-N-5M1Check for toolVS50/6042741-00-301-00 Cylindrical rollerNN302...

  • Page 122

    2 - 103No.Code No.Product NameModelQ’tyRemarks72782-75-430-11 Window720×330×t32STD specVS50/6082782-75-431-10 Window720×330×t52CE mark-capable VS50/60spec.902-341201450Limit switchSL1-A1YamatakeVS50/601002-999043763Lock switchTZFS-24VDC1SSRVS50/601104-133149210Solenoid valve4F130-08-AC100V1...

  • Page 123

    104MACHINING CENTERVS50/60INSTRUCTION MANUALMAINTENANCESEIKI-SEICOS Σ16M/18MVersion 1.018-2000First Edition 1-1988

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