Hatz 4H50TIC - Page 89

Type of fault Possible causes Remedy Chapter
Poly v belt torn. Renew the poly v
belt.
8.2.8 Re-
placing the
poly v belts,
page 69
Mechanical faults. Contact Hatz serv-
ice.
Engine switches off
by the automatic
electrical switch-off.
Stop signal of mon-
itoring elements
for:
▪ Oil pressure too
low.
▪ Dirty air filter
unit.
▪ Fuel pressure
too low.
▪ Coolant level too
low.
▪ Excess coolant
temperature.
▪ Excess charge
air temperature.
▪ Faulty three
phase alternator.
▪ Check the oil lev-
el.
▪ Check the de-
gree of dirt con-
tamination of the
air filter, and
clean or renew it
if necessary.
▪ Check the fuel
flow, if necessary
change the fuel
prefilter and fine
filter.
▪ Top up coolant.
▪ Check radiator
fins and clean if
needed.
▪ Contact Hatz
service.
7.6 Check-
ing the oil
level and
adding oil if
necessary,
page 47
8.2.14 Serv-
icing the air
filter (option-
al), page 80
8.2.12
Changing
the fuel pre-
filter,
page 74
8.2.13
Changing
the fuel fine
filter,
page 77
8.2.4
Checking
the cooling
system,
page 57
8.2.6 Clean-
ing the radi-
ator fins,
page 64
Faults 4H50TIC
90 Operator's Manual
HATZ