11-4
TROUBLESHOOTING
6. Drive Function
Problem
Cause
Solution
Steering wheel is heavy to
operate.
Faulty steering pump
* Repair, Replace
Faulty steering device
* Repair, Replace
Malfunction of steering cylinder
* Repair, Replace
Relief valve set pressure reduction
* Adjust
Faulty steering column
Low tire air pressure
* Inflate
Steering wheel turns in
unexpected direction.
One side brake is applied or dragged.
* Adjust
Accelerator pedal is heavy to
operate.
Rusted joint
* Lubricate, Repair
Accelerator pedal play is
excessive.
Worn joint
* Replace, Repair
Parking brake
Does not work properly
Worn brake disk and/or pads
* Replace
Faulty parking brake solenoid valve
* Repair or replace
Service brake does not work
properly
Malfunction of brake valve
* Repair or replace
Oil leak from brake line, Air mixing
* Repair. Bleed air
Service brake is dragging.
Malfunction of brake valve
* Repair or replace
Faulty brake pedal
* Repair or replace
Corrosion of brake pedal parts
Clean and lubricate
Pebbles in area of brake pedals
Remove - clean area
Service brake fluid loss
(hydraulic oil).
Oil leak from brake line and/or hose
connector
* Retighten or repair
Oil leak due to brake piston seal (inside axle)
* Repair
Transmission is noisy.
Lack or deterioration of gear oil
Refill, replace
Worn inner parts in transmission
* Repair, Replace
Broken gear or bearing
* Repair, Replace
Oil temperature increases.
Faulty fan rotation
* Repair or adjust
Propeller shaft vibrates.
Bent propeller shaft
* Repair, Replace
Loosened parts, Loss of balance
* Retighten, Adjust
Propeller shaft is noisy
Excessively worn spline
* Replace
Worn or seized spider bearing
* Replace
Loosened parts
* Retighten
Insufficient greasing
Grease
Front and/or rear axle is noisy Worn or broken gears
* Replace
Lack or deterioration of gear oil
Refill, Replace
Worn bearings, Excess play
* Replace
Excess play on shaft spline
* Repair, Replace
Front and/or rear axle does
not transmit power.
Broken axle
* Repair
Broken gears
* Repair
f
NOTE: * Consult the nearest authorized dealer.
7. Others
The machine may have a noise, excessive vibration, and
abnormal smell when any trouble occurs. Always beware of
the machine conditions during operation.
Summary of Contents for ZW 180-6
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Page 10: ...CONTENTS MEMO ...
Page 52: ...S 40_70Z7B S 40 SAFETY LABELS 1 24 12 11 18 23 9 1 9 14 22 14 15 21 17 16 Battery Top 20 ...
Page 62: ...S 50 SAFETY LABELS MEMO ...
Page 204: ...2 2 BREAK IN MEMO ...
Page 238: ...4 20 MOVING THE MACHINE MEMO ...
Page 277: ...7 5 MAINTENANCE MEMO ...
Page 404: ...MAINTENANCE 7 132 MEMO ...
Page 408: ...9 4 MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS MEMO ...
Page 412: ...10 4 STORAGE MEMO ...
Page 418: ...12 2 SPECIFICATIONS MEMO ...
Page 426: ...14 6 INDEX MEMO ...