7.9 Charge-Air Cooling General, Left-Hand Side
7.9.1 Intercooler – Checking condensate drains for coolant discharge and
obstructions
Preconditions
☑ Engine is stopped and starting disabled.
Special tools, Material, Spare parts
Designation / Use
Part No.
Qty.
Sealing ring
(→ Spare Parts Catalog)
WARNING
Compressed air
Risk of injury!
• Do not direct compressed-air jet at persons.
• Wear protective goggles / safety mask and ear protectors.
Intercooler – Checking condensate drains for coolant discharge and obstructions
1.
Remove plug screw(s) from charge-air manifold.
2.
Check drain bore(s) for air discharge. If no air escapes:
3.
Clean drain bore(s) and blow out with compressed air.
4.
More significant coolant leakage indicates a leaking intercooler. Contact Service.
5.
Install plug screw(s) with new sealing ring and tighten.
Emergency measures prior to engine start with a leaking intercooler
1.
Remove injectors (→ Page 103).
2.
Bar the engine manually (→ Page 84).
3.
Bar the engine with the starting system to blow out cylinder chambers (→ Page 85).
4.
Install injectors (→ Page 103).
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