12. Troubleshooting guide
Fault
Possible causes
Motor does not start
a) Engine brake lever not pressed
b) Spark plug defective
c) Fuel tank empty
d) Petrol cock closed
Engine performance
drops
a) Soil is too firm
b) Housing clogged
c) Roller badly worn
Imprecise scarifying
a) roller worn
result
b) Wrong working depth
Motor is running, roller is
a) Toothed belt is torn
not rotating
26
GB
Rectification
a) Press the engine brake lever
b) Replace spark plug
c) Top up fuel
d) Open petrol cock
a) Change working depth
b) Clean housing
c) Replace roller
a) Replace roller
b) Correct working depth
a) By customer service workshop