4.8 After stopping the engine
Preconditions
☑
MTU Fluids and Lubricants Specifications (A001061/..) are available.
NOTICE
Engine coolant with inadequate freeze protection. Water remaining in the pressure sensors freezes at
temperatures below 0 °C.
Risk of sensor damage!
• Remove pressure sensors and shake off residual water.
After stopping the engine
Item
Measure
Coolant circuit
Drain coolant (→ Page 207) 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
• Carry out engine preservation (→ MTU Preservation and Represervation
Specifications A001070/..)
118 | Operation | MS150031/06E 2016-010
TIM-ID: 0000002324 - 009
