3.13 After stopping the engine
Preconditions
☑
MTU Preservation and Re-preservation Specifications (A001070/..) are available.
After stopping the engine
Item
Measure
Coolant circuit
Drain coolant (→ Page 192) if:
•
freezing temperatures are expected and the engine is to remain out of
service for an extended period, but engine coolant has no antifreeze
additive;
•
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 below
-40 °C.
Raw water (only on engines
with engine-mounted heat
exchanger)
Drain
•
if freezing temperatures are 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 on air and exhaust sides.
Out-of-service-period > 1 month
•
Preserve engine (→ MTU Preservation and Re-preservation specifica-
tions A001070/..).
94 | Operation | MS150035/01E 2013-11
TIM-ID: 0000010168 - 004
