Maintenance work on the superstructure
8.7 Hydraulic system
16.11.2018
Maintenance manual 3 302 756 en 8 - 61
GMK6400
The two radiator units (1) and (2) consist of different radiators (4). They are
located below or behind the grilles (3). The fan impellers (6) are located un
-
der the radiators (4). The fan impellers rotate when the engine is running!
Radiator unit (1) – series equipment
Radiator for hydraulic oil, radiator for pump transfer case gear oil.
Radiator unit (2) – additional equipment
Radiator for the hydraulic oil (mounted above the oil tank).
Checks • If necessary remove leaves, twigs and other debris from the grilles (3).
• Check the condition of the fan impellers (6). 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 - 62.
s
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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