Malfunctions in driving mode
8.4 Troubleshooting
8 - 26 3 302 690 en Operating manual
GMK4100L-1
23.11.2017
8.4.9 Malfunctions of the level adjustment system
8.4.10 Malfunctions in the hydraulic system/hydraulic oil cooler
H
Further information; Ã Warning messages on the CCS display, p. 8 - 13.
Malfunction Cause Solution
Level adjustment system not
working
Suspension is switched off
à Switching the suspension on,
p. 5 - 17
Control unit fuse blown Replace blown fuses;
à p. 8 - 49
Malfunction Cause Solution
Hydraulic oil temperature
above 80 °C (176 °F), fan in
the hydraulic oil cooler
running
Symbol is displayed
Hydraulic system is heavily
loaded
Stop the truck crane while
taking the traffic situation
into account and run the
engine until the oil has
cooled down
Hydraulic oil temperature
above 80 °C (176 °F), fan in
the hydraulic oil cooler not
running
Faulty temperature sensor
in the circuit of the
hydraulic system, error
message is displayed
Have the temperature
sensor replaced
Symbol is displayed Corresponding hydraulic oil
filter soiled
Change hydraulic oil filter;
à Maintenance manual