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9.15.4 Engine coolant – Filling
Preconditions
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Engine is stopped and starting disabled.
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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
Coolant contains antifreeze and is toxic.
Risk of poisoning and slipping!
• Avoid contact with eyes and skin.
• Do not inhale vapors or mist, wear breathing protection.
• Do not eat, drink, smoke when working with antifreeze.
• Wear protective clothing, protective gloves and goggles/safety mask.
• Wipe up escaped/spilled coolant immediately.
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 valve cover on coolant expansion
tank (1) counterclockwise to the first stop
and release pressure.
2.
Continue to turn valve cover counterclock-
wise and remove.
256 | Coolant Circuit, General, High-Temperature Circuit | MS150093/05E 2018-12
TIM-ID: 0000019863 - 007