Fayat Dynapac DR7X Operating Instruction page 102

Troubleshooting – Engine faults
Fault
Engine runs irregu-
larly
Insufficient engine
power
Engine runs with
high speed, but no
vibration
102
Possible cause
Throttle cable incorrectly adjusted
Air filter clogged
Engine oil level too high
Exhaust blocked
Engine defective
Carburettor defective
Basic setting of governor arm de-
adjusted
Spark plug defective
Incorrect valve clearance
Valve or valve seat worn or damaged
Cylinder, piston or piston rings worn
Centrifugal clutch defective
Mechanical defect
Remedy
Have checked by qualified expert per-
sonnel
Clean the air filter, replace if necessary
Check the engine oil level, if necessary
drain off engine down to the "MAX" mark
Clean the air intake
Have checked by qualified expert per-
sonnel
Clean the exhaust
Have checked by qualified expert per-
sonnel
Have checked by qualified expert per-
sonnel
Have checked by qualified expert per-
sonnel
Check the spark plug, replace if neces-
sary
Check, adjust if necessary
Have checked by qualified expert per-
sonnel
Have checked by qualified expert per-
sonnel
Have checked by qualified expert per-
sonnel
Have checked by qualified expert per-
sonnel
DR7X