Operating instructions

4.10 After stopping the engine – putting the engine out of service
Preconditions
☑ MTU-Preservation and Represervation Specifications (A001070/..) are available.
After stopping the engine
Item Task
Cooling system Drain engine coolant (→ Page 133);
Drain charge-air coolant (→ Page 139) if:
• freezing temperatures are expected and the engine is to remain out of
service for an extended period and coolant has no antifreeze additive;
• the engine room is not heated;
• the coolant is not maintained at a suitable temperature;
• the antifreeze concentration is insufficient for the engine-room tempera‐
ture;
• antifreeze concentration is 50 % and engine-room temperature is below
-40°C.
Engine/generator/pump
controller
Switch OFF.
Air intake and exhaust sys‐
tem
If the engine is to remain out of service for more than 1 week, seal the
engine's air and exhaust sides. If the engine is to remain out of service for
more than 1 month, preserve engine (→ MTU-Preservation and Represer‐
vation Specifications A001070/..).
58 | Operation | MS150025/02E 2012-10
TIM-ID: 0000002706 - 002