7.9 Charge-Air Cooling General, Left-Hand Side
7.9.1 Intercooler – Checking condensate drain 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 gun ejects a jet of pressurized air.
Risk of injury to eyes and damage to hearing, risk of rupturing internal organs!
• Never direct air jet at people.
• Always wear safety goggles/face mask and ear defenders.
Checking intercooler condensate drain 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 charge-air cooler. 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 86).
2.
Bar engine manually (→ Page 67).
3.
Bar engine with the starting system to blow out cylinder chambers (→ Page 68).
4.
Install injectors (→ Page 86).
104 | Task Description | MS15018/02E 2013-09
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