5 Operation
5.1 Putting the engine into operation after extended out-of-service
periods (>3 months)
Preconditions
☑ Engine is stopped and starting disabled.
☑ MTU Preservation and Represervation Specifications (A001070/..) are available.
Putting into operation after extended out-of-service periods (>3 months)
Item Measure
Engine Depreserve (→ MTU Preservation and Represervation Specifications
A001070/..).
Valve drive Lubricate valve gear every ≥ 6 months (→ Page 87).
Lube oil system Check engine oil level (→ Page 108);
Crank engine on starting system (→ Page 76).
Fuel system Vent (→ Page 102).
Coolant circuit If engine is out of service for more than one year, change engine coolant
(→ Page 118).
Change charge-air coolant (→ Page 127).
Coolant circuit Check engine coolant level (→ Page 116);
Check charge-air coolant level (→ Page 126).
Coolant circuit Preheat coolant with preheating unit, if fitted.
DDEC Check plug-in connections (→ Page 148).
MS150049/04E 2017-04 | Operation | 45
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