Stopping The Engine In Manual Mode (Test Run) - MTU 12 V 4000 G73 Operating Instructions Manual

4.6 Stopping the engine in manual mode (test run)

Preconditions
☑ Generator (if fitted) is not connected to network.
☑ Engine is running in manual mode.
NOTICE
Stopping the engine when it is running at full load causes extreme stress to the engine.
Risk of overheating, damage to components!
• Before stopping the engine, run it at idle speed until engine temperatures decrease and con-
stant values are displayed.
Preparing a generator drive (only if generator circuit breaker is provided)
Item
Engine
Preparing a pump drive (diesel-mechanical/diesel-electric)
Item
Engine
Stopping the engine
Item
Switchgear cabinet, control
panel etc. (depending on
manufacturer)
After stopping the engine
Item
Coolant circulation pump
34 | Operation | MS150029/02E 2013-03
Action
After the generator breaker (if provided) has been opened, allow the engine
to cool down by running it idle for approx. 5 minutes.
Action
Allow the engine to cool down by running it at reduced speed for approx. 5
minutes. Observe the natural frequencies (plant-specific values) of the en-
gine!
Action
Press stop button.
Automatic stopping sequence is performed;
•
Engine at a standstill.
•
Action
Operate pump for a sufficient period of time after the engine was stopped.