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7
Faults: causes and cures
7.1 Fault-finding procedures
Should any fault occur during the use of the machine, turn it off. Let only qualified staff make any
intervention other than the one described in the previous section.
7.2 Trouble-shooting guide
Trouble
Possible source
Resolution
Engine does not start or is
difficult to start.
Fuel quality not as per
operating manual
Change quality of diesel
Incorrect oil class or quality
Change quality of oil
Temperature too low
Use cold start oil
Battery defective or discharged
Change or recharge battery
Stronger fault
Contact nearest engine
maintenance centre
Engine fires but stops again as
soon as the crank is
disengaged.
No oil pressure
Check the oil level
Cylinder head temperature too
high
Check cooling air passage
Stronger fault
Contact nearest engine
maintenance centre
Engine lacks power.
Tank run dry
Add fuel
Air cleaner clogged
Clean or replace air filter
Speed control lever does not
remain in the selected position
Prevent speed control from
moving
Stronger fault
Contact nearest engine
maintenance centre
Engine becomes excessively
hot.
Air cleaner clogged
Clean or replace air filter
Oil level too high or too low
Check oil level
Belt to alternator broken or
untightened
Check or change belt
Engine stops by itself during
regular operation.
Tank run dry
Add fuel
Air filter restricted
Clean or replace air filter
No oil pressure
Check the oil level
Stronger fault
Contact nearest engine
maintenance centre
