4.4 Operational checks
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.
Operational checks
Item
Action
Control and display panels
Check readings of operational data (speed, temperature, pressures).
Engine oil
Check engine oil level (→ Page 88).
Engine operation
Check engine visually for leaks and general condition;
Check engine for abnormal running noises, exhaust color and vibrations.
Air filter
Check signal ring position of service indicator on air filter (if fitted).
Battery-charging generator
Check battery-charging generator for contamination, clean as necessary
(→ Page 117).
Exhaust system
Check exhaust color (→ Page 38).
Fuel prefilter
Drain water and contaminants via drain cock on fuel prefilter (if fitted).
Check reading on vacuum gauge of fuel prefilter (if fitted).
Charge-air cooler
Check condensate drain(s) for water discharge and obstruction
(→ Page 85).
Coolant pump
Check relief bore (→ Page 103).
Charge-air coolant pump
Check relief bore (→ Page 115).
MS150026/02E 2013-11
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