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Graco 334135B Lever Actuated MD2 Valves, LC0121 and LC0123, Assembly LC0121 Shown, Quantity, Part

Models: 334135B

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Recommended Parts

Lever Actuated MD2 Valves, LC0121 and LC0123

1101a

1101b

1103

1102

Assembly LC0121 Shown

ti12441a

Ref	Part	Description	Quantity

1101	LC0005	VALVE, assembly, 1:1, lever, electric	1
		(assembly LC0121 only)
	LC0007	VALVE, assembly, 10:1, lever, electric	1
		(assembly LC0123 only)
1101a	255249	LEVER, 2K dispense valve	1
1101b	255181†	VALVE, dispense, 10:1, soft seats	1
		(assembly LC0123 only)
	255179†	VALVE, dispense, 1:1, soft seats	1
		(assembly LC0121 only)
1102	121198	CORD, euro, male, 4 pin, 3 wire, 6 m	1
		(Series A Handles only)
	123660	CORD, euro, male/female, 6 m	1
		(Series B Handles only)
1103	120953	CONNECTOR, splitter	1

† See MD2 manual for dispense valve and dispense valve lever parts information.

334135B

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Graco 334135B Lever Actuated MD2 Valves, LC0121 and LC0123, Assembly LC0121 Shown, Quantity, Part, Description

Contents

Instructions Important Safety InstructionsNot approved for use in explosive atmospheres or hazardous locations PR70eDimensions ContentsSchematics Appendix C - LCM Setup Screen OverviewAir Motor ModelsRelated Manuals SystemTOXIC FLUID OR FUMES HAZARD WarningsELECTRIC SHOCK HAZARD SKIN INJECTION HAZARDMOVING PARTS HAZARD FIRE AND EXPLOSION HAZARDEQUIPMENT MISUSE HAZARD F IG. 1 Machine Component IdentificationMachine Flash Once with Pause - System is inactive Local Control Module LCMFIG. 2 LCM Key Component IdentificationMaintenance Mode Screen Overview and Appendix C - LCM SetupSplash Screen Disable Mode Screen Shot Mode Screen334135B Component IdentificationVALVE, assembly, 11, gun, electric Assembly LC0120 ShownVALVE, assembly, 101, gun, electric assembly LC0122 onlyPart Assembly LC0121 ShownLever Actuated MD2 Valves, LC0121 and LC0123 Quantity334135B Assembly LC0061 ShownMixers Recommended Parts1303 Reference Number and Description1301 1302mounting, valve, HMI Applicator MountingLC0292, BRACKET LC0293, BRACKETDescription High Temperature Grease FootswitchAir Filter and Ball Valve, 24R707 Part8 Liter, Twin Polyethylene Tanks and Lids, 24W415 Tanks1 1/2 in. NPT Flanges, 24W417 Not Shown 24W41524W416 24W417LC0801 Assembly LC0801 ShownHose Packages Unheated, Non-Recirculating Hose334135B Recommended PartsRecommended Parts Piston PackageNylon Piston, Stainless Steel Metering Tube Assemblies For piston sizes 160-285cc 15M099 For piston sizes 286-646cc 15M100 UHMW Piston, Stainless Steel Metering Tube AssembliesFor piston sizes 80-100cc 15M089 For piston sizes 101-159cc Washer not usedLarge Piston Power FactorPump Tube Combination Information Pump Tube Combination InformationGeneral Grounding Guidelines InstallationMachine Installation GroundingPerform HydraCheck Kit Installation, 24W336 starting on page Install Pump TubesInstall the Chemical Hoses Install the Hydracheck KitElectrical Requirements Connect the Footswitch or External DeviceConnect Pressurized Air Input Ground SystemPrepare Machine for Calibration SetupPiston Position Calibration FIG. 4 Position Calibration ScreenManually Move the Piston Drive Block a. Perform Pressure Relief Procedure on page21. Navigate to the Shot Mode Screen or Operator Mode Screen Engaged Piston PositionFIG. 5 Prime Dispense Head 7. Navigate to the Shot Mode Screen or Operator Mode ScreenPrime the Dispense Head Prepare the Machine Phasing AdjustmentAdjust Dispense Quantity FIG. 6 Phasing Calibration Screen001 Piston Shaft 002 Locking Nut 003 Phase Adjustment Screw Adjust PhasingExit Calibration Mode 13. Navigate to the Shot Mode Screen or Operator Mode Screen1. Navigate to the Shot Mode Screen or Operator Mode Screen Adjust Dispense Valve Snuff Back1. Navigate to the Open Dispense Valve Position Calibration Screen Adjust Open Dispense Valve ODV TimingOperator Mode Screen FIG. 8 Open Dispense Valve Position Calibration Operation Pressure Relief ProcedureFIG. 9 Disabled Mode 2. Navigate to the Maintenance Mode Run ScreenShutdown 3. Relieve pressure. See Pressure Relief Procedure, pageProcedure MaintenanceClean the Pump Shafts Disassemble and Clean the Dispense HeadFIG. 10 Remove Access Panel Install Upgrade TokenCause TroubleshootingProblem SolutionCause ProblemSolution Name LCM Error CodesTrigger CodePrepare Machine for Kit Installation HydraCheck Kit Installation, 24W336FIG. 11 HydraCheck Installation - Fixed Ratio Base Install HydraCheck ShockPrepare Machine for Operation Install Adjustment Screw/CapAdjust the Adjustment Screw/Cap Adjust Shock Resistance1. Relieve pressure. See Pressure Relief Procedure, page Air Cylinder Rebuild InstructionsDisassemble the Air Cylinder Prepare Machine for Kit InstallationPrepare Machine for Operation Clean and Inspect the PartsRe-Assemble the Air Cylinder 11. Finish removing the air cylinderPrepare Machine for Kit Installation 2. Relieve pressure. See Pressure Relief Procedure, pageRear Pump Rebuild Instructions 8. Disconnect the pump shaft from the drive block Assemble the Rear Pump AssemblyPrepare for Operation Clean and Inspect the PartsPrepare Machine for Kit Installation Piston/Cylinder Replacement Kit InstallationInstall Cylinder Disassemble Cylinder1. Relieve pressure. See Pressure Relief Procedure, page Check Valve Rebuild Kit InstallationFIG. 13 Check Valve Rebuild Kit Prepare Machine for Kit Installation 334135B PartsFixed Ratio Base Partsassembly assembly24V935, PUMP 24V936, PUMPPump Sub-Assembly, 24S053 Part Check Valve, Assembly LC0093Included in kit LC0094 F IGQuantity Fixed Ratio Drive Block Assembly, LC0107Part Description† Available in kit LC0092 Air Cylinder, 24V933 and24V933, MOTOR 24V934, MOTORQuantity Fixed Ratio Frame Sub-Assembly, LC0290Part DescriptionFor piston sizes 647-960cc 15M101 UHMW Piston, Ceramic Metering Tube AssembliesFor piston sizes 101-159cc Washer not used For piston sizes 160-285cc 15M099 For piston sizes 286-646cc 15M100Schematics SchematicsElectrical Schematics FIG. 21 Electrical Schematic334135B FIG. 22 Electrical SchematicSchematics DB25 Pin Pneumatic SchematicFIG. 23 Pneumatic Schematic DB25 Pin Function334135B SchematicsMode Select Desig Power OnShot Mode Designa Operator Mode DesAmount Adjust Phasing Shot AdjustPosition Adjust AdjustMode Selection Programming Screen Operator Mode ScreenDisable Mode Screen Shot Mode ScreenRun Screen while Dispensing Maintenance Mode Run ScreenShot Amount or Stroke % Adjust Screen Error Code Acknowledgement ScreenOpen Dispense Valve Position Calibration Appendix C - LCM Setup Screen OverviewPassword Entry Screen Setup Screen Password Set/Clear ScreenLCF - Piston Size mm2 Nylon and UHMW Piston Replacement KitsKits Piston SizesPart Recommended Spare PartsPR70E MD2 Valve334135B DimensionsDimensions 15.5 in 40 cm 9.0 in 23 cm 25.1 in. 65 cm 27.9 in. 71 cm334135B DimensionsSound power measured per ISO-9614-2 Technical DataMaximum Operating Temperature WeightGraco Information Graco Standard Warranty