7.15.6 HT coolant pump – Relief bore check
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.
HT coolant pump – Relief bore
check
1. Check relief bore for oil and coolant dis-
charge.
2. Stop engine (→ Operating instructions elec-
tronic system) and disable engine start.
3. Clean the relief bore with a wire if it is
dirty.
• Permissible engine 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.
M015655/05E 2015-06 | Task Description | 125
TIM-ID: 0000006803 - 004
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