Bomag BPR 45/55 D, Operating Instructions Manual

Page: 65 / 70

Trouble shooting
BOMAG 65 BPR 45/55 D, BPR 55/65 D
Engine ignites,
but does not
continue to run
when switching
the starter motor
off. Fuel filter clogged. Replace the fuel filter.
Fuel supply interrupted. Check the entire fuel system systemati-
cally.
Stop signal from monitoring elements
connected with the oil pressure monitor-
ing facility:
- no oil pressure
Check the oil level.
Engine shuts
down by itself
during operation Tank empty. Fill in fuel.
Fuel filter clogged. Replace the fuel filter.
The mechanical oil pressure monitoring
shuts the engine down because of a lack
off oil Check the oil level, activate the oil pres-
sure monitoring system.
Mechanical defects.
Engine looses
power and
speed Fuel supply restricted:
- Tank empty
Fill in fuel, activate the mechanical oil
pressure monitoring system.
- Fuel filter clogged Replace the fuel filter.
- Insufficient tank ventilation Ensure sufficient ventilation of the tank.
- Line connections leaking Check line connections for leaks.
Throttle lever does not stay in selected
position. Block the throttle control.
Too much oil in crankcase. Drain off oil.
Engine looses
power and
speed, black ex-
haust smoke Air filter dirty. Clean or replace the air filter.
Incorrect valve clearance. Adjust the valve clearance.
Injection nozzle out of order Have examined by a specialist.
Engine over-
heating Too much oil in engine. Drain the engine oil down to the top mark
on the dipstick.
Insufficient cooling:
- Dirt in the entire area of the cooling air
flow
Clean the cooling air area.
- Air guide plates not completely closed. Check air guide plates for completeness
and good sealing
Fault Possible cause Remedy