Manitowoc Grove GMK 4100L-1, Operating Manual

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Malfunctions in driving mode
8.4 Troubleshooting
8 - 20 3 302 690 en Operating manual
GMK4100L-1
2
3
.1
1.
201
7
H
Further information;
à
Warning messages on the CCS display
, p. 8 - 13.
The truck crane drives at a
maximum of 20 km/h
(12 mph )
A locking procedure is not
yet completed Lock the differential locks or
steering
Coolant temperature too
hot – the symbol is
displayed. Coolant level too low Top up coolant;
à
Maintenance manual
Oil level in the transmission
too low Check the oil level;
à
Maintenance manual
Outer surface of heat
exchanger dirty Clean the heat exchanger
V-belt of coolant pump at
engine loose Tighten V-belt;
à
Separate engine operating
instructions, provided by the
manufacturer
Engine oil pressure is too
low – the symbol is
displayed Engine oil level too low Check oil level, top up if
necessary;
à
Maintenance
manual .
Engine cannot be
switched off using the
ignition key Malfunction in the
electronics Switch off the engine with
the emergency stop device;
à
p. 8 - 1
Engine/transmission
diagnostics plug not
working Fuse F1/5, F6/6 blown Replace blown fuses;
à
p. 8 - 49
The engine power is
reduced and the engine
coolant temperature is
increased – the symbol is
displayed. The motor output is
reduced due to an increase
in the coolant temperature. Wait until the coolant has
cooled down and the motor
output increases again
The symbol is displayed,
the engine output falls
continuously (coolant
temperature is too high) Due to a malfunction, the
power is continuously
reduced. The engine is not
switched off however, in
order to drive on to the next
place where it is possible to
stop. Inform
Manitowoc Crane Care
Malfunction Cause Solution