7.15.2 Engine coolant – Level check
Preconditions
☑Engine is stopped and starting disabled.
☑MTU Fluids and Lubricants Specification (A001061/..) is available.
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.
Coolant-level check at filler
neck:
1. Turn breather valve on coolant expansion
tank (→ Page 38) counterclockwise until
first stop and allow pressure to escape.
2. Continue to turn breather valve counter-
clockwise and remove.
3. Check coolant level (coolant must be visi-
ble at the lower edge of the cast-in eye).
Coolant-level check by means of level sensor:
1. Switch engine control system on and check display (coolant level is automatically monitored by the en-
gine control system).
2. If required, top up with treated engine coolant (→ Page 124).
M015655/05E 2015-06 | Task Description | 121
TIM-ID: 0000006765 - 001
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