4.11 After stopping the engine
Preconditions
☑
MTU Fluids and Lubricants Specifications (A001061/..) are available.
After stopping the engine
Item
Measure
Coolant circuit
Drain coolant (→ Page 123) if:
• freezing temperatures are expected and the engine is to remain out of
service for an extended period, but engine coolant has no antifreeze addi-
tive;
• the engine room is not heated;
• the coolant is not kept 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.
Raw water
Drain
• if freezing temperatures are to be expected and the engine is to remain
out of service for an extended period.
Engine control system
Switch off.
Air intake and exhaust sys-
tem
Out-of-service-period > 1 week
• Seal engine's air and exhaust sides.
Engine
Out-of-service-period > 1 month
• Depreserve engine (→ MTU Preservation and Represervation Specifica-
tions A001070/..)
64 | Operation | M015655/05E 2015-06
TIM-ID: 0000002324 - 008
