Raw Water Pump With Connections; Raw Water Pump - Relief Bore Check - MTU 12V4000M*3 series Operating Instructions Manual

8.17 Raw Water Pump with Connections

8.17.1 Raw water 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
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
Raw water pump – Relief bore
check
1. Check relief bore for oil and coolant dis-
charge.
2. Stop engine (→ Page 126) and disable engine
start.
3. Clean the relief bore with a wire if it is conta-
minated.
• Admissible engine coolant discharge: up to
10 drops per hour
• Admissible oil discharge: up to 5 drops per
hour
4. If discharge exceeds the specified limits, con-
tact Service.
328 | Raw Water Pump with Connections | MS15036/00E 2018-08