GB
MT
Troubleshooting
Problem
Device does not
start
Engine runs too
fast at idle
Engine will not run
at expected maxi-
mum power
Excessive formation
of exhaust fumes/
smoke
68
Possible cause
Tank empty
Incorrect starting sequence
Engine is flooded
Sooty spark plugs, incorrect
ignition gap
Spark plug connection, wires
faulty
Carburettor, carburettor jets
dirty, incorrect carburettor mix
setting
Clogged fuel filter
Engine cold
Sooty spark plugs,
incorrect ignition distance
Dirty air filter
Carburettor, carburettor jets
dirty, incorrect carburettor mix
setting
Incorrect fuel mixture
Sealing ring in crankcase
leaking
Cylinder, piston rings worn
Incorrect ignition
Incorrectly set carburettor
mixture
Incorrect fuel mixture
Remedy
Refuel
Follow directions on how to start the
engine as described in these instruc-
tions
Let off throttle, start engine several
times, remove, clean and dry the
spark plug if necessary
Clean, adjust or replace spark plugs
Renewal/repair by service centre
Have the carburettor cleaned and
reset by a specialist workshop
Clean or replace the fuel filter
Warm up slowly
Clean, adjust or replace spark plugs
Clean or replace air filter
Have the carburettor cleaned and
reset by a specialist workshop
Refuel according to directions
Have the fault rectified by a special-
ist workshop
Have a specialist workshop reset the
carburettor
Refuel according to directions