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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 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 filter restricted
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 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