Engine Coolant - Filling - MTU 12 V 4000 G23 Technical Documentation Manual

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6.14.2 Engine coolant – Filling
Preconditions
• Engine is stopped and starting disabled.
• MTU Fluids and Lubricants Specifications (A001061/..) are available.
Material
Designation / Use
Engine coolant
Coolant is hot and under pressure.
Risk of injury and scalding!
WARNING
Cold coolant in hot engine can cause thermal stress.
Formation of cracks in components!
CAUTION
Preparatory steps
1. Turn breather valve of filler neck on coolant
expansion tank counterclockwise to first stop and
allow pressure to escape.
2. Continue to turn breather valve counterclockwise
and remove.
M015710/01E 07-02
• Let the engine cool down.
• Wear protective clothing, gloves, and goggles / safety mask.
• Fill / top up coolant only into cold engine.
Task Description
Part No. Qty.
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