MTU 8V4000Mx4 - Putting the engine into operation after extended out-of-service periods (>3 months)

4.2 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 the engine into operation after extended out-of-service-periods (>3
months)
Item Task
Engine Depreserve (→ Preservation and Represervation Specifications A001070/..).
Lube oil system Check engine oil level (→ Page 219);
Preheat engine oil if required.
Fuel prefilter Prime with fuel (→ Page 205)
Fuel prefilter, pressure
gauge
Align adjustable pointer with position of pressure indicator (→ Page 200).
HP fuel pump Only for engines without oil priming pump:
Fill HP fuel pump with new engine oil (→ Page 184).
Raw-water pump (if located
above waterline (only appli-
cable to engines with en-
gine-mounted heat exchang-
er or with optional remote
heat exchanger))
Prime with water (approx. 3 – 4 l).
Coolant circuit If engine is out of service for more than one year, change engine coolant
(→ Page 235).
Coolant circuit Check coolant level (→ Page 234).
Coolant circuit Preheat coolant with preheating unit.
Engine control system Refer to automation system operating instructions.
ECU Check plug connections (→ Page 257).
EMU Check plug connections (→ Page 258)
EIM Check plug connections (→ Page 259).
MS150109/01E 2015-11 | Operation | 73
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