Engine Faults - Fayat Group Bomag BW 138 AD-5 Operating Instruction, Maintenance Instruction

9.4

Engine faults

Fault
Engine does
not start
Poor starting
of engine or
engine works
irregularly
with poor
power
Possible cause
Fuel tank empty
Fuel filter clogged, in winter
due to paraffin separation
Fuel lines leaking
Battery not charged or not
connected
Starter defective
Emergency stop push button
is locked
Moving parts overheating
because of a lack of lubrica-
tion
Battery power too low, ter-
minal clamps loose or oxi-
dized causing the starter to
turn too slowly
Fuel supply too low, fuel
system clogged by paraffin
separation during winter
Engine oil with wrong SAE
viscosity class
Air filter dirty
Troubleshooting – Engine faults
Remedy
Refuel, bleed the fuel system
Change the fuel filter, use
winter fuel
Check all line connections for
leaks and tighten the fittings,
bleed the fuel system
Tighten the terminal clamps
on the battery, check all cable
connections
Have examined by a spe-
cialist
Unlock the emergency stop
switch
Check the engine oil level,
correct if necessary
Check the engine oil filter,
replace if necessary
Have the lubrication system
examined by a specialist
Check the battery charge
condition, clean the terminal
clamps, tighten and cover
them with acid-free grease
Replacing the fuel filter
Check all line connections for
leaks and tighten the fittings,
bleed the fuel system
Use winter fuel in winter
Change the engine oil
Clean, replace if necessary
BW 138 AD-5 217