Maintenance work on the superstructure
8.3 Engine
8 - 18 3 302 719 en Maintenance manual
GMK6300L-1
13.02.2018
The two radiator units (1) and (2) are protected by grilles (3) and plates (4).
When the engine is running, the fan impellers rotate (5).
Radiator unit (1)
Radiator for the engine cooling water, radiator for the engine charge
air, condenser for refrigerant for the crane cab air-conditioning system.
Radiator unit (2)
Radiator for the hydraulic oil (mounted above the oil tank).
Standard equipment: 1 radiator; Additional equipment: 2 radiators.
Checking
• If necessary remove leaves, twigs and other debris from the grilles (3).
• Check the condition of the fan impellers (5). The impeller blades must
be clean and undamaged.
H
If the radiator fins are heavily soiled have them cleaned, since further soiling
can lead to overheating;
à Have them cleaned, p. 8 - 19.
G
Risk of injury at the fan impeller!
When the fan impellers are rotating they can trap
the fingers of your
hand and amputate them. Never reach into the fan impellers when they
are rotating. Do not push any tools through the grilles to clean them.
Always stop the engine before attempting to clean the fan impellers and
radiator fins.
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