Trouble shooting
BOMAG 97BMP 8500
6.2 Engine problems
Fault Possible cause Remedy
Engine does not
start
Fuel tank empty Fill fuel tank
Fuel filter clogged, in winter due to paraf-
fin separation
Change the filter, use winter fuel
Fuel lines leaking Check all line connections for leaks and
tighten the fittings
Battery not charged or not connected Charge the battery, check the pole
clamps
Operating error see section “Starting the engine”
Incorrect valve clearance Adjust the valve clearance
Inclination switch has switched off Reduce the inclination
Poor starting of
engine or en-
gine works irreg-
ularly with poor
power
Battery power too low Have battery checked
Battery pole clamps loose or oxidized,
causing the starter to turn too slow
Clean the pole clamps, tighten and cover
them with acid-free grease
Especially in winter: use of too viscous en-
gine oil
Use an engine oil complying with the am-
bient temperatures
Fuel supply too low, fuel system clogged
by paraffin separation during winter
Change the fuel filter. Check the line con-
nections for leaks and tighten the fittings.
Use winter fuel under cold conditions
The specified valve clearance is not cor-
rect
Adjust the valve clearance
Injection valve or injection pump defective Have examined by a specialist
Engine looses
power and
speed, exces-
sive exhaust
smoke
Engine oil level too high Drain the oil down to the top dipstick mark
Air filter dirty clean, if necessary use a new one
Poor compression due to burned or bro-
ken piston rings or incorrect valve clear-
ance
Have piston rings and pistons examined
by a specialist, adjust the valve clearance
Injection valve defective Have examined by a specialist
To Next Page
Loading...