5.6 Operational checks
DANGER
Rotating, moving engine components.
Engine operation at high load/speed.
Risk of crushing, danger of parts of the body being caught or pulled in!
• Personnel must only stay in the operating room of the engine/engine-generator set as long as neces-
sary and only if on-site attendance is expressly required in the descriptions.
• Keep away from the danger zone of the engine/engine-generator set.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
Operational checks
Item Measure
Engine under load,
engine at nominal speed
Visually inspect engine for leaks and general condition;
Check for abnormal running noises and vibration;
Check exhaust color (→ Page 63).
Fuel prefilter Check if suction-side pressure indicated at the fuel prefilter is within the limit
(→ Page 118).
Drain water and contaminants (→ Page 119).
Air filter Check signal ring position of contamination indicator (→ Page 132).
Replace air filter (→ Page 130), if the signal ring is completely visible in the
service indicator observation window.
HT coolant pump Check relief bore for oil and coolant discharge and contamination
(→ Page 149).
Raw water pump Check relief bore for oil and water discharge and contamination
(→ Page 152).
Charge-air cooler Check condensate drain (if applicable) (→ Page 129).
Engine oil Check engine oil level (→ Page 134).
M015650/06E 2018-05 | Operation | 53
TIM-ID: 0000002274 - 008
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