7.15.5 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.
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.
Filling with engine coolant
1.
Turn breather valve of coolant expansion tank (→ Page 33) counterclockwise until the first stop and al-
low pressure to escape.
2.
Continue to turn breather valve counterclockwise and remove.
3.
Pour coolant into engine until coolant level reaches bottom edge of cast-in eye of filler neck.
4.
Check satisfactory condition of breather valve and clean sealing faces.
5.
Place breather valve on filler neck and close.
6.
Start the engine and operate it at idle speed for some minutes.
7.
Check coolant level (→ Page 116).
M015590/06E 2014-03
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