Fayat Group Bomag MPH 122-2, Operating & Maintenance Instructions, Page: 193 / 198

Trouble shooting
BOMAG 193 MPH 122-2
Engine over-
heating, engine
must be shut
down immedi-
ately Coolant temperature too high (warning
light for coolant temperature in instrument
cluster for engine/hydraulics lights up). Clean cooling fins, check coolant level,
check radiator fan
Coolant level too low (coolant level warn-
ing light in instrument cluster for engine/
hydraulics lights up) Fill up coolant, check radiator hoses,
check radiator, missing or incorrect radia-
tor cap on compensation tank
Incorrect engine oil level Correct the engine oil level
Dry air filter cartridge soiled (air filter
warning light in instrument cluster for en-
gine/hydraulics lights up) replace
Insufficient cooling air supply to the cool-
ing fan Remove any clogging from the cooling air
duct
Too high concentration of anti-freeze and/
or coolant additives Use correct concentration
Engine has too
low oil pressure,
engine must be
immediately
shut down! Coolant level too low (engine oil pressure
warning light in instrument cluster for en-
gine/hydraulics lights up). Top up oil
Leaks in the lubrication system Check fittings on oil lines, lubrication oil fil-
ter and oil cooler for leaks, if necessary
tighten all fittings
Wrong engine oil for operating conditions Change oil and oil filter, use recommend-
ed type of oil
extremely slanted position of engine Avoid driving with excessive slanted posi-
tion
Charge control
light in monitor-
ing board and
central warning
light come on
during operation Generator speed too low Check the V-belt tension, if necessary re-
place the V-belt
The generator does not charge the bat-
tery, because of defect on generator or
regular Have examined by a specialist
Fault Possible cause Remedy