MTU 20V4000M73 series, Operating Instructions Manual

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4.2 Putting the engine into operation after extended out-of-service
periods (>3 months)
Preconditions
☑
Engine is stopped and starting disabled.
☑
Preservation and Represervation Specifications A001070/.. are available.
Putting into operation after extended out-of-service periods (>3 months)
Item Action
Engine Depreserve (→ MTU Preservation and Represervation Specifications
A001070/..).
Lube oil system Check engine oil level (→ Page 180);
Preheat engine oil as necessary.
Lubricate valve gear (→ Page 143).
Raw water pump (if located
above waterline) Fill with water (approx. 3 to 4 liters).
Coolant circuit If engine is out of service for more than one year, change coolant
(→ Page 201).
Coolant circuit Check coolant level (→ Page 199).
Coolant circuit Heat engine coolant with coolant preheater.
HP fuel pump Only for engines without oil priming pump
Fill HP fuel pump with fresh engine oil (→ Page 149).
Engine Control System Switch master switch to ON;
Press illuminated pushbutton READY FOR OPERATION (→ Page 69).
Engine Control Unit ECU Check plug connections (→ Page 220).
EIM Check plug connections (→ Page 222).
EMU 8 Check plug connections (→ Page 221).
LOP Press illuminated pushbutton LAMP TEST (→ Page 69).
70 | Operation | MS150046/03E 2018-08
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