MTU 20V4000G44F, Operating Instructions Manual

Page: 48 / 242

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/..) available.
Putting the engine into operation after extended out-of-service-periods (>3
months)
Item Action
Engine Depreserve (→ MTU Preservation and Represervation Specifications
A001070/.)
Valve drive Lubricate valve drive every ≥ 6 months (→ Page 103).
HP fuel pump Only for engines without oil priming pump:
Fill HP fuel pump with fresh engine oil (→ Page 108).
Lube oil system Check engine oil level (→ Page 153).
Engines with lube oil priming pump: Prime the engine for 20 seconds at a
pressure of at least 0.3 bar.
Only for engines without oil priming pump: Crank engine on starting system
without injecting fuel (→ Page 90).
Fuel prefilter Fill with fuel (→ Page 136), (→ Page 138).
Fuel prefilter, pressure
gauge Check low pressure indicator on switchable fuel prefilter (→ Page 134).
Coolant circuit If engine is out of service for more than one year, change engine coolant
(→ Page 161).
Change charge-air coolant (→ Page 185).
Coolant circuit Check engine coolant level (→ Page 160);
Check charge-air coolant level (→ Page 183).
Coolant circuit Heat engine coolant with coolant preheater.
Engine Control Unit Check plug-in connections (→ Page 207).
Monitoring system Carry out lamp test (see manufacturer's documentation).
Engine/generator control
system Switch on;
Select operating mode, e.g. MANUAL OPERATION, AUTOMATIC OPERATION.
46 | Operation | MS15058/04E 2018-12
TIM-ID: 0000082294 - 001