7.9.5 Charge-air coolant pump – Relief bore check
DANGER
Unguarded rotating and moving engine components.
Risk of serious injury – danger to life!
• Take special care when working on a running engine.
WARNING
Engine noise above 85 dB (A).
Risk of damage to hearing!
• Wear ear protectors.
Charge-air coolant pump – Relief
bore check
1. Check relief bore (1) for coolant discharge.
• Permissible coolant discharge: Up to
0.1 ml per hour respectively 100 ml per
1,000 operating hours.
Result: If discharge exceeds the specified limits,
contact Service.
2. If relief bore (1) is clogged:
• Stop engine (→ Page 28) and disable en‐
gine start.
• Clean relief bore (1) with wire.
MS15025/00E 2011-12 | Task Description | 61
TIM-ID: 0000035574 - 001
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