After Stopping The Engine - Putting The Engine Out Of Operation - MTU 12 V 4000 G73 Operating Instructions Manual

4.9 After stopping the engine – Putting the engine out of
operation
Preconditions
☑ MTU Preservation and Represervation Specifications (A001070/..) are available.
After stopping the engine
Item
Coolant circuit
Engine/generator/pump
control
Air intake and exhaust sys-
tem
Action
Drain engine coolant (→ Page 139);
Drain charge-air coolant (→ Page 149) if:
freezing temperatures are to be expected and the engine is to remain
•
out of service for an extended period and if no antifreeze has been
added to the coolant;
• the engine room is not heated;
the coolant is not kept at a suitable temperature;
•
the antifreeze concentration is insufficient for the engine-room tem-
•
perature;
antifreeze concentration is 50 % and engine-room temperature is be-
•
low -40 °C.
Switch off.
If the engine is to remain out of service for more than 1 week, seal the en-
gine's air and exhaust sides. If the engine is to remain out of service for more
than 1 month, carry out preservation (→ Preservation and Represervation
Specifications A001070/..).
MS150029/02E 2013-03 | Operation | 37