7.12.5 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.
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.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
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 coolant expan-
sion tank counterclockwise to the first stop
and allow pressure to escape.
2. Continue to turn breather valve (1) counter-
clockwise and remove.
Engine coolant – Filling
1. Fill coolant through filler neck on expansion tank or through filling line until coolant level reaches lower
edge of cast-in eye or marking plate.
2. Check proper condition of breather valve (1), clean sealing faces if required.
3. Fit breather valve (1) and close it.
MS150118/00E 2014-07
| Task Description | 111
TIM-ID: 0000000034 - 008
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