Longer out-of-service periods
07.12.2017
Maintenance manual 3 302 649 en 9 - 1
GMK4090
9 Longer out-of-service periods
Carry out the following jobs if the truck crane is to be out of service for a
long period (months).
Putting the truck
crane out of
service
• Clean the truck crane thoroughly on the inside and outside.
• Remove any rust and touch up the paintwork.
• Parts that are not painted must be lubricated with an acid-free grease
or oil.
If more than half of the oil change interval has passed:
• Change the oil according to the maintenance plans M 3 to M 12.
• Seal the air filter.
• Increase the tyre pressure by 10% and mark the tyre positioning, or
support the truck crane and leave it standing on the outriggers.
• Observe the specifications on preservation in the Engine manufacturer’s
documentation
.
checks • Check the level in the fuel tanks. Always keep the tanks filled.
• Check the batteries every week and recharge them if necessary.
• Check the tyre pressure every week and correct if necessary.
• Perform a full functional test on the truck crane every two weeks.
(Open the air filter beforehand).
• Run the hydraulic systems up to a fluid temperature of approx. 50 °C
(122 °F) and then check all functions of the carrier and superstructure
hydraulic systems.
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