Maintenance work on the carrier
7.3 Engine
7 - 20 3 302 364 en Maintenance manual
GMK 4100L-1
25.11.2016
Radiator unit 1 The radiator unit 1 consists of:
– Radiator for water/charge air engine,
– Cooler for the transmission gear oil.
– Cooler for the transfer case gear oil.
– Cooling coil for compressed air,
– Condenser for refrigerant for the driver's cab air-conditioning system.
Radiator unit 2
The radiator unit 2 consists of:
– Cooler for hydraulic oil (mounted behind the driver's cab).
Radiator unit 3
The radiator unit 3 (additional equipment) consists of:
– Additional cooler for hydraulic oil (mounted on the hydraulic oil tank).
Checking
• If necessary remove leaves, twigs and other debris from the grilles (4).
• View the fan impellers (6) through the grilles from above to check their
condition. 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. 7 - 20.
Have them
cleaned
G
Risk of injury at the fan impeller!
When the fan impeller is rotating it can trap the fingers of your hand and
amputate them.
Never reach into a fan impeller that is rotating. Do not push
any tools through the grille to clean it.
Always stop the engine before attempting to clean the fan impeller and
radiator fins.
S
Risk of damaging the radiator fins
Do not use a high pressure cleaner or steam jet cleaner. The powerful
jet may
damage the fins.
Use only suitable cleaning agents air for cleaning.