7.8 Charge-Air Cooling
7.8.1 Charge-air cooler – Checking condensate drain for water discharge and
obstruction
DANGER
Rotating and moving engine parts.
Risk of crushing, danger of parts of the body being caught or pulled in!
• Only run the engine at low power. Keep away from the engine's danger zone.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
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.
Charge-air cooler – Checking
condensate drain for water dis-
charge and obstruction
1.
With the engine running, check if air
emerges from drain bore(s) on the left and
right sides on engine driving end.
Result:
If no air emerges:
• Clean condensate drain bore(s).
• Blow out with compressed air.
2.
If a large amount of coolant is continuously
discharged, the charge-air cooler is leaking.
Contact Service.
Emergency measures prior to engine start with a leaking charge-air cooler
1.
Remove injectors (→ Page 183).
2.
Bar engine manually (→ Page 168).
3.
Bar engine with starting system to blow out combustion chambers (→ Page 168).
4.
Install injectors (→ Page 183).
206 | Task Description | MS150110/00E 2013-10
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