7URXEOHVKRRWLQJ
%20$*
49BPR 25/32 - BPR 25/40
5.2 Engine problems
Faults Possible cause Remedy
Fuel supply Fuel tank empty Fill the fuel tank
Fuel system clogged Clean the fuel screen in the carburettor
Fuel nozzle clogged Clean the fuel nozzle
No ignition spark Change the spark plug
Ignition switch defective Change the ignition switch
Engine start Engine does not crank Replace the starter
Starter defective
Low engine
power
Throttle control defective Have the fault corrected
Air filter clogged Clean or replace the filter cartridge
Engine defective Change the engine/have the fault rectified
Carburettor defective Replace the carburettor
No vibration Centrifugal clutch defective Replace the centrifugal clutch
V-belt broken Replace the V-belt
Engine com-
pression
Valve clearance Check and adjust the valve clearance
Engine over-
heating
Insufficient cooling air supply Clean engine air filter and/or engine
Engine goes out Lack of oil Return engine for repair, do not continue
to work (risk of total damage!)
Fuel screen in carburettor clogged clean
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