Graco 306674V User Manual

306674VENInstructions - Parts List50:1 Fire-Ball® 425 PumpsFor pumping non-corrosive and non-abrasive greases and lubricants only. For professional us

Service 10 306674VAir Motor and Throat ServiceBefore starting:• Be sure to have all necessary parts on hand. Air Motor Repair kit, 207385, includes re

Service306674V 11Reassembly1. Clean all the parts carefully in a compatible solvent and inspect for wear or damage. Use all the repair kit parts durin

Service 12 306674V2. Remove the cotter pin (60) and unscrew the pump connecting rod (79) from the air motor piston rod (52). Remove the cylinder (32)

Notes306674V 13Notes

Parts 14 306674VParts1234567896275131415161718*19*2021*222324252627*28*29*3031325836*3738*404244464849525356573359606162636465666768697071727374767778

Parts306674V 15Model 205394, Series E, 120 lb. (55 kg) drum lengthModel 205395, Series N, 400 lb. (180 kg) drum length▲ Replacement Danger and Warning

Technical Data 16 306674VTechnical Data .50:1 Fire-Ball 425 PumpsUS MetricMaximum fluid working pressure 7500 psi 51.7 MPa, 517 barAir pressure opera

Dimensions306674V 17DimensionsMounting HolesModel 205395, Series NWeight 36 lb (16 kg)Model 205394, Series EWeight 36 lb (16 kg)Priming Piston6–1/2”

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves th

Warnings 2 306674VWarningsThe following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point

Warnings306674V 3EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury.• Do not operate the unit when fatigued or under the influence of dr

Installation 4 306674VInstallation GroundingPump: Use a ground wire and clamp as shown in FIG. 1.Air and fluid hoses: Use only electrically conductive

Installation306674V 5Be sure the air hose is properly sized to deliver an ade-quate supply of air to the motor. Refer to the Technical Data on page 16

Operation 6 306674VOperation Pressure Relief ProcedureFollow the Pressure Relief Procedure whenever you see this symbol.1. Close the air regulators (E

Troubleshooting306674V 7Troubleshooting1. Follow Pressure Relief Procedure, page 6, before checking or repairing gun.2. Check all possible problems an

Service 8 306674VServiceFIG. 37764686574597576707873169727926680596261676268721/4” ROD71Ref. 63 (copper gasket) andRef. 60 (cotter pin), see Parts Dra

Service306674V 9Displacement PumpBefore starting:• To reduce down time, be sure you have all neces-sary repair parts available. Recommended spare part