5.7 After stopping the engine
Preconditions
☑
MTU Preservation and Represervation Specifications (A001070/..) 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 engine coolant (→ Page 141);
Drain charge-air coolant (→ Page 148) 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.
Engine control system
Switch off.
Air intake and exhaust sys-
tems
Out-of-service-period > 1 week:
• Seal engine's air and exhaust sides.
Out-of-service-period > 1 month:
• Preserve engine (→ MTU Preservation and Represervation Specifications
A001070/..).
MS150100/06E 2017-08
| Operation | 55
TIM-ID: 0000031879 - 004
