Lit. No. 27366, Rev. 01 February 15, 2008
69
TROUBLESHOOTING GUIDE
ACTION REQUESTED SNOWPLOW REACTION SUSPECT COMPONENT
• F1 Fuse on Harness C
Raise
• S8 Coil
Scoop / DS ram extends instead of retracting • S7 Cartridge Valve
Left retract / PS ram does not extend • S1 Cartridge Valve
Angles left, but also raises • S2 Cartridge Valve
• F2 Fuse on Harness B
None
• Motor Relay
Angles left very slowly (runs on relief) • S10 Cartridge Valve
Motor runs, but blade does not move (freewheeling) • S5 Cartridge Valve
• F2 Fuse on Harness C
• S4 Coil
Angle Left
Motor runs, but blade does not move (runs on relief)
• S9 Coil
Scoop / PS ram extends instead of retracts • S11 Cartridge Valve
Right retract / DS ram does not extend • S1 Cartridge Valve
Angles right, but also raises • S2 Cartridge Valve
• F2 Fuse on Harness B
None
• Motor Relay
Angles right very slowly (runs on relief) • S6 Cartridge Valve
• S9 Cartridge Valve
Motor runs, but blade does not move (freewheeling)
• S4 Cartridge Valve
• F1 Fuse on Harness C
• F2 Fuse on Harness C
• S5 Coil
• S8 Coil
Angle Right
Motor runs, but blade does not move (runs on relief)
• S10 Coil
HYDRAULIC SYSTEM TESTING