Trouble shooting
BOMAG
63
BPR 25/40, BPR 25/50
6.2
Engine problems
Fault
Possible cause
Remedy
Engine does not
start
Fuel tank empty
Fill in fuel
Fuel system clogged
Clean the fuel screen in the carburettor
Fuel nozzle clogged
Clean the fuel nozzle
No ignition spark
Clean spark plug
Replace spark plug
Engine switch defective
Replace the engine switch
Start engine
Engine does not turn when operated
Replace starter
Starter defective
Low engine
power
Throttle control defective
Have the fault repaired
Air filter clogged
Clean or replace the filter cartridge
Engine defective
Replace the engine/have the fault correct-
ed
Carburettor defective
Clean carburettor
Repair carburettor
No vibration
Centrifugal clutch defective
Change the centrifugal clutch
V-belt torn
Change the V-belt
Compression of
engine
Valve clearance
Check and adjust the valve clearance
Engine over-
heating
Lack of cooling air
Clean air filter and/or engine
Engine stops
Lack of oil
Return engine for repair, do not continue
work (risk of total damage)
Fuel level too low
Fill in fuel
Clean fuel screen in carburettor
clean
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