Graco 310813E User Manual

310813EENRepairGMAX™3400 Airless Sprayers- For Portable Airless Spraying of Architectural Coatings and Paints. Forprofessional use only.-3300 psi (22.

Pinion Assembly/Clutch Armature/Clamp10 310813EInstallationClutch Armature1. FIG. 7. Lay two stacks of two dimes on smooth benchsurface.2. Lay armatur

Clutch Housing310813E 11Clutch HousingRemoval1. Remove clamp. Do Clamp Removal, page 10.2. FIG. 10. Remove four screws (60) and lock washers (59)which

Pressure Control12 310813EPressure ControlOn/Off SwitchRemoval1. Relieve pressure, page 5.2. FIG. 13. Remove two screws (91) and swing downcover (77).

Pressure Control310813E 13Control BoardRemoval1. Relieve pressure, page 5.2. FIG. 13. Remove two screws (91) and swing downcover (77)3. Remove strain

Displacement Pump14 310813EDisplacement PumpRemoval1. Flush pump.2. Relieve pressure, page 5.3. FIG. 15. Stop pump with piston rod (201) in its lowest

Displacement Pump310813E 15Installation1. Fig. FIG. 17. Pull piston rod out. Screw in pump until holesin connecting rod and piston rod align.FIG.172.

Parts16 310813EPartsParts Drawing - GMAX 3400 Hi-Boy Sprayers

Parts310813E 17Parts List - GMAX 3400 Hi-Boy SprayersModel 248664▲ Replacement Danger and Warning labels, tags, andcards are available at no cost* Inc

Parts18 310813EParts Drawing and List - Pinion HousingRef No. 50: Pinion Housing* May be ordered separatelyNo. Part No. Description Qty50 PINION HOUSI

Parts310813E 19Notes

2 310813EContentsWARNING ... 3Maintenance ...5Troubleshooting ...6Dr

Parts20 310813EParts Drawing - GMAX 3400 Lo-Boy Sprayers

Parts310813E 21Parts List - GMAX 3400 Lo-Boy SprayersModel 248666▲ Replacement Danger and Warning labels, tags, andcards are available at no cost* Inc

Pressure Control/Filter Assembly22 310813EPressure Control/Filter AssemblyGMAX 3400 Sprayers50 CLUTCH (B)50 CLUTCH (A)70b2020(A)71786369777791 6889717

Pressure Control/Filter Assembly310813E 23Pressure Control/Filter AssemblyGMAX 3400 SprayersRef. Part Description Qty.20 243222 TRANSDUCER, pressure c

Complete Sprayers - with RAC X Tip, Gun & Hose24 310813EComplete Sprayers - with RAC X Tip, Gun & HoseGMAX 3400 Airless Paint SprayersIncludes

Technical Data310813E 25Technical DataDimensionsHonda GX120 EngineANSI Power Rating @ 3600 rpm 4.0 Horsepower(2.9 kW)Maximum working pressure 3300 psi

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

Warning310813E 3WarningThe following warnings include general safety information for this equipment. Further product specific warnings maybe included

Warning4 310813EEQUIPMENT MISUSE HAZARDMisuse can cause death or serious injury.• Do not exceed the maximum working pressure or temperature rating of

Maintenance310813E 5MaintenancePressure Relief Procedure1. Lock gun trigger safety.2. Turn engine ON/OFF switch to OFF.3. Move pump switch to OFF and

Troubleshooting6 310813ETroubleshootingProblem Cause SolutionEngine will not start Engine switch is OFF Turn engine switch ONEngine is out of gasoline

Troubleshooting310813E 7Problem Cause SolutionPump output is low Strainer (16) is clogged Clean strainer.Piston ball (206) is not seating Service pist

Drive Housing and Connecting Rod8 310813EDrive Housing and Connecting RodNOTE: The item numbers referenced are for the Hi-Boymodels. The Lo-Boy models

Pinion Assembly/Clutch Armature/Clamp310813E 9Pinion Assembly/Clutch Armature/ClampPinion Assembly/Clutch Armature RemovalPinion AssemblyIf pinion ass