11-1
TROUBLESHOOTING
Troubleshooting
If any machine trouble has occurred, immediately repair it. Make certain the cause of the trouble and take necessary
measures to prevent the reoccurrence of the same trouble. In case troubleshooting is difficult, or measures marked with *
must be taken, consult the nearest authorized dealer. Never attempt to adjust, disassemble, or repair the hydraulic and/or
electrical/electronic parts/components.
1. Engine
Consult the nearest authorized dealer for the engine troubleshooting.
2. Engine Auxiliaries
Problem Cause Solution
Batteries will not charge. Broken battery separator Replace
Faulty regulator * Adjust and replace
Faulty ground line * Repair
Faulty alternator * Repair and replace
Batteries discharge quickly after
being charged.
Shorted cable * Repair and replace
Shorted battery separator * Repair and replace
Increased sediment in battery * Clean
Coolant temperature is too
high.
Low coolant level Add
Slow fan speed * Repair, Replace fan motor and pump
Damaged rubber hose * Replace
Faulty thermostat * Replace
Faulty coolant temperature gauge * Replace
Cooling system passages dirty Flush cooling system
Radiator core or oil cooler core plugged Clean radiator and oil cooler
Radiator screen plugged Clean screen
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