4.7 After stopping the engine
Preconditions
☑MTU Preservation and Represervation Instructions (A001070/..) are available.
NOTICE
Coolant sensors may freeze if there is a risk of frost.
Risk of sensor damage!
• Protect sensors from frost.
After stopping the engine
Item Action
Coolant circuit Drain engine coolant (→ Page 110) if
•
freezing temperatures are expected, 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.
•
the antifreeze concentration is 50 % and the engine-room temperature
is below -40°C.
Engine control system Switch off (see manufacturer's documentation).
Air intake and exhaust sys-
tem
If the engine is to remain out of service for more than one week, seal the en-
gine's air and exhaust sides.
If the engine is to remain out of service for more than one month, carry out
preservation (→ MTU Preservation and Represervation Instructions
A001070/..).
62 | Operation | MS150118/00E 2014-07
TIM-ID: 0000054740 - 001