7.16.4 Engine coolant – Filling
Preconditions
☑ Engine is stopped and starting disabled.
☑ MTU Fluids and Lubricants Specifications (A001061/..) are available.
Special tools, Material, Spare parts
Designation / Use Part No. Qty.
Engine coolant
WARNING
Coolant is hot and under pressure.
Risk of injury and scalding!
• Let the engine cool down.
• Wear protective clothing, gloves, and goggles / safety mask.
NOTICE
Cold coolant in hot engine can cause thermal stress.
Possible formation of cracks in the engine!
• Fill / top up coolant only into cold engine.
Preparatory steps
1. Turn breather valve (1) on expansion tank
counterclockwise up to the first stop and al-
low pressure to escape (for engines with re-
mote heat exchanger: the expansion tank is
part of the remote cooling system).
2. Continue to turn breather valve (1) counter-
clockwise and remove.
MS150109/01E 2015-11 | Task Description | 237
TIM-ID: 0000045404 - 001
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