8.15.6 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 obstruc-
tions
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 127).
2. Bar engine manually (→ Page 109).
3. Bar engine with the starting system to blow out cylinder chambers (→ Page 110).
4. Install injectors (→ Page 127).
182 | Low-Temperature Circuit | MS15054/03E 2018-07
TIM-ID: 0000057108 - 001
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