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HHXD5 RIDE-ON TROWEL • OPERATION MANUAL — REV. #2 (05/04/12) — PAGE 51
TROUBLESHOOTING
Troubleshooting (Ride-On Trowel) - continued
Symptom Possible Problem Solution
Lights (optional) not working.
Wiring?
Check all electrical connections in the lighting circuit.
Verify wiring is in good condition with no shorts. Replace
defective wiring or components immediately.
Lights?
If +12VDC is present at light fi xture connector when light
switch is activated and light does not turn on, replace
light bulb.
Bad switch?
Check the continuity of light switch. Replace light switch
if defective.
Bad fuse? Check fuse. Replace fuse if defective.
Retardant spray (optional) not working.
Retardant? Check retardant level in tank. Fill tank as required.
Wiring?
Check all electrical connections in the spray pump
circuit. Verify wiring is in good condition with no shorts.
Replace defective wiring or components immediately.
Bad switch?
Check the continuity of both left and right spray switches
(palm handles). Replace spray switch if defective..
Bad spray pump?
If +12VDC is present at pump connector when spray
switch is activated and pump does not operate, replace
spray pump.
Bad fuse? Check fuse. Replace fuse if defective.
Steering is unresponsive.
Blade speed out of adjustment? See section on blade speed adjustment.
Pivots?
Check to ensure free movement of hydraulic drive
motors.
Hydraulic pressure?
Check to ensure that hydraulic pressure is adequate.
See section on checking hydraulic pressure.
Operating position is uncomfortable. Seat adjusted for operator? Adjust seat with lever located on the front of the seat.
Linkage on Twin Pitch Tower not working.
Broken pitch tower components?
Inspect all pitch tower components. Replace all defective
components immediately.
Defective drive pitch cable? Inspect drive pitch cable. Replace if defective or broken.
Clutch slipping or sluggish response to engine
speed change.
Worn belts? Replace belt.
Clutch out of adjustment?
Adjust per instructions in maintenance section of this
manual.
Worn or defective clutch parts? Replace parts as necessary.
Worn bearings in gearbox?
Rotate input shaft by hand. If shaft rotates with diffi culty,
check the input and output shaft bearings. Replace as
necessary.
Worn or broken gears in gearbox?
Verify that the gearbox shaft rotates when the input shaft
is rotated. Replace both the worm and worm gear as a
set.