Faults
2G40, 2G40 H
76
HATZ
Operator’s Manual
The engine loses power and speed, and black smoke emerges from the ex-
haust
Possible causes
Remedy
Chapter
Dirty air filter unit.
Check the degree of dirt con-
tamination of the air filter, and
clean or renew if necessary.
8.2.6 Cleaning
the oil bath air fil-
ter, page 60
8.2.11 Maintain-
ing the dry air fil-
ter, page 69
Tappet clearance not
OK.
Adjust the tappet clearance.
8.2.7 Checking
and setting the
tappet clearance,
page 62
Injection nozzle not
OK.
Contact HATZ Service.
Engine becomes very hot. Indicator lamp for engine temperature (option)
lights up
Possible causes
Remedy
Chapter
Too much engine oil in
the engine.
Drain the engine oil to the up-
per mark of the dipstick.
7.6 Check the oil
level, page 43
Inadequate cooling:
▪ Contamination in the
entire area of the
cooling air guides.
Clean the cooling air area.
8.2.8 Cleaning
the cooling air
area, page 64
▪ Incompletely closed
air guide parts.
Check the air guide parts and
shafts for completeness and
good sealing properties.