Manitowoc Grove GMK 5250L User Manual

Malfunctions in driving mode
7.4 Troubleshooting
7 - 24 3 302 633 en Operating Instructions GMK5250L
27.09.2017
7.4.8 Malfunctions on the suspension
7.4.9 Malfunctions of the level adjustment system
7.4.10 Malfunction in the CCS control unit
Malfunction Cause Remedy
Suspension cannot be
activated
Current speed over approx.
5 km/h (3 mph)
Slow down or stop the truck
crane
Compressed air system
insufficiently filled
à Building up supply pressure,
p. 5 - 10
Axle loads not evenly set Use the
Raise axle function to
set the axle loads evenly,
à p. 12 - 9
Suspension cannot be
switched on or off
Fuses F1/5, F2/1, F4/6, F5/4
blown
Replace blown fuses;
à p. 7 - 38
Error symbol is displayed CCS malfunction Note the error code
(
à p. 7 - 11) and notify
Manitowoc Crane Care
Malfunction Cause Remedy
Level adjustment system not
working
Suspension is switched off
à Switching the suspension on,
p. 5 - 16
Fuses F1/5, F2/1, F4/6, F5/4
blown
Replace blown fuses;
à p. 7 - 38
Error symbol is displayed CCS malfunction Note the error code
(
à p. 7 - 11) and notify
Manitowoc Crane Care
Malfunction Cause Remedy
CCS control unit does not
function
Fuse F1/4 blown Replace blown fuses;
à p. 7 - 38
CCS display is dark –
LED flashes blue
Ambient temperature too low Heat the crane cab
CCS display is dark –
LED flashes yellow
Ambient temperature too
high
Cool the crane cab

Manitowoc Grove GMK 5250L Specifications

General

Brand	Manitowoc
Model	Grove GMK 5250L
Category	Construction Equipment
Language	English