Hitachi GMAX II 3900 User Manual
Page 2
Manual Conventions
2
310893L
Contents
WARNING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Bearing Housing & Connecting Rod . . . . . . . . . . . 8
Drive Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Pinion Assembly/Clutch Armature/Clamp . . . . . . 10
Clutch Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Pump ON/OFF Switch . . . . . . . . . . . . . . . . . . . . . . 13
Pressure Control . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Displacement Pump . . . . . . . . . . . . . . . . . . . . . . . 16
Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
GMAX II 3900 Parts Drawing . . . . . . . . . . . . . . . . . 20
GMAX II 5900/5900HD Parts Drawing . . . . . . . . . . 22
GMAX II 7900/TexSpray 7900HD Parts Drawing . . 24
Parts Drawing and List - Pinion Housing . . . . . . . 26
Lo-Boy Suction Set . . . . . . . . . . . . . . . . . . . . . . . . . 27
Pressure Control and Filter Parts Drawing. . . . . . 28
Parts - Sprayers, RAC X
®
Tip, Gun & Hose . . . . . . . . . . 30
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Graco Standard Warranty . . . . . . . . . . . . . . . . . . . 32
Manual Conventions
Note
WARNING
WARNING: a potentially hazardous situation which, if
not avoided, could result in death or serious injury.
Warnings in the instructions usually include a symbol
indicating the hazard. Read the general Warnings
section for additional safety information.
Hazard Symbol
CAUTION
CAUTION: a potentially hazardous situation which, if
not avoided, may result in property damage or
destruction of equipment.
Additional helpful information.