Manitowoc GROVE GMK7450 - Transmission Maintenance

Maintenance work on the carrier
7.6 Transmission
16.08.2018
Maintenance manual 3 302 577 en 7 - 43
GMK7450
7.6 Transmission
7.6.1 Check the oil level
• Check the warning lamp (1) on the instrument panel in the driver's cab on
a daily basis.
• Switch on the ignition.
– The warning lamp (1) lights up briefly and then goes out.
– There is no transmission malfunction – the engine can be started.
If the lamp (1) is lit
– There is a transmission malfunction – the engine may not be started.
– Have the transmission malfunction corrected immediately.
Prerequisites – The truck crane must be level.
– The parking brake must be applied.
– The transmission must be in neutral position N.
Sequence of
checks
• Check the oil level in the transmission daily in this sequence:
– prior to starting the engine;
à P. 7 - 44.
– when the gear oil is cold;
à P. 7 - 44.
– when the gear oil is warm;
à P. 7 - 45.
H
To prevent damage to the transmission, the oil level check is always most
accurate when the gear oil is warm.
H
When the engine is running, the gear oil level will continue to be monitored
by the oil level sensor;
à Operating manual.
s
D
S
Risk of damage to the transmission!
If the oil level is too low or too high, this can lead to malfunctions and dam-
age to the transmission.
Carry out the oil level checks in the sequence specified.