Graco Inc 310645K manual RotoFlex HD Pump, Disassembly, Performing any service on sprayer section

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RotoFlex™ HD Pump

RotoFlex™ HD Pump

Use RotoFlex HD Pump Replacement Kit 287314.

IMPORTANT

•After replacing RotoFlex HD Pump hose, always follow Hose Break-In Procedure, page 13, before operating sprayer.

4Rotate pump assembly sideways. Pull entire assembly out of front of sprayer frame.

Disassembly

First read and follow instructions in the Before
performing any service on sprayer section, page 9.	.
	.
Then remove hopper and front cover, page 9.
1 Loosen and remove hose
extension.

ti4376a

ti4377a

ti4378a

2 Loosen and remove knob.

ti4374a

3Slide RotoFlex HD hose off rollers.

5Separate the inner and outer hose brackets.

6Slide hose ends out of slots in outer hose bracket.

•Slide out of short slot first.

7 Pull hose out of inner

ti4519a

hose bracket.

8 Discard pump hose.

ti4379a

310645K

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Contents Patent No. D580,517S Europe Patent No Repair and PartsModel Country Manual Languages ModelsManual Model Electric Country Languages RequirementsElectric Shock Hazard Fire and Explosion HazardEquipment Misuse Hazard Personal Protective Equipment Skin Injection HazardComponent Identification Component Extension Cords Pressure Relief ProcedurePreparation Grounding and Electric RequirementsHose Lengths Tips for Using GeneratorsAuxiliary Air Compressor GeneratorsHopper Removing and Replacing Hopper, Front and Back CoversFront Cover Back Cover RotoFlex HD Pump DisassemblyPerforming any service on sprayer section, Reassembly Turn power switch a on Hose Break-In ProcedureCompressor and Motor Repair Loosen 2 shoulder bolts about 2-3 turns. Do not remove them Ti4470a Compressor Rebuild Kit Insert new piston rod from kit in motor housing Removing Belt Replacing Belt Removing and Replacing BeltTi4477a Roller Replacement Rotor Assembly Replacement Air Cylinder and Solenoid Valve Replace RotoFlex HD Pump and hose extension Relief Valve and Flow Sensor Manifold Air Flow Sensor Replacement Relieve Pressure, page 7. Remove TroubleshootingPressure Relief, Problem Cause Solution Relieve Pressure, page 7. Clean Problem Cause SolutionWiring Diagram Air DiagramParts Part No. Description Qty Parts List77 a Grommet Technical Data Pour LES Clients DE Graco Parlant Francais WarrantyGraco Headquarters Minneapolis