Hatz 2M41Z - Page 91

2L41C, 2M41, 2M41Z Faults
HATZ
91Operator’s Manual
Possible causes Remedy Chapter
Irregularities in the electrical equipment:
▪ Loose contacts on
cable connections.
Check the electrical equipment
and its components, contacting
the service center if necessary.
3.2.4 Electrical
equipment, page
18
▪ Faulty three phase
alternator.
▪ Faulty relay.
The engine loses power and speed.
Possible causes Remedy Chapter
The speed adjustment
lever does not stay in
the desired position.
Block the speed adjustment.
The fuel supply is impaired:
▪ The tank ran out of
fuel during operation.
Add fuel. 7.7 Refueling,
page 48
▪ Fuel prefilter or main
fuel filter is clogged.
Change the fuel filter. 8.2.10 Changing
the fuel prefilter,
page 69
8.2.15 Change
the main fuel fil-
ter, page 79
▪ Inadequate tank
venting.
Ensure that the tank is suffi-
ciently vented.
▪ Line connections are
not leak tight.
Check the line screw connec-
tions for leak tightness.
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 it if necessary.
8.2.11 Maintain-
ing the dry air fil-
ter, page 71
Tappet clearance not
OK.
Adjust the tappet clearance. 8.2.13 Check and
set the tappet
clearance, page
75
Injection nozzle not
OK.
Contact Hatz Service.