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9.16.5 Charge-air coolant pump – Relief bore check
DANGER
Components are moving or rotating.
Risk of crushing, danger of parts of the body being caught or pulled in!
• Operate the engine at low load only. Keep clear of the danger zone of the engine.
WARNING
A high level of noise is produced when the engine is running.
Risk of hearing loss!
• Wear suitable hearing protection.
Charge-air coolant pump – Re-
lief bore check
1.
Check relief bore for oil and coolant dis-
charge.
2.
Stop engine (→ Page 129) and disable engine
start, observe general safety instructions for
maintenance and repair.
3.
Clean the relief bore with a wire if it is conta-
minated.
• Permissible coolant discharge: up to 10
drops per hour.
• Permissible oil discharge: up to 5 drops
per hour.
4.
If discharge exceeds the specified limits:
Contact Service.
282 | Low-Temperature Circuit | MS150093/05E 2018-12
TIM-ID: 0000000964 - 009