7.12.2 Engine coolant – Level check
Preconditions
☑Engine is stopped and starting disabled.
☑MTU Fluids and Lubricants Specifications (A001061/..) are 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.
Checking coolant level at filler
neck:
1. Turn breather valve on coolant expansion
tank counterclockwise to the 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 or
at the marking plate).
4. Top up with treated coolant as necessary
(→ Page 111).
5. Check and clean breather valve.
6. Place breather valve on filler neck and
close.
Coolant-level check by means of level sensor:
1. Switch on engine control system and check readings on the display.
2. Top up with treated coolant as necessary (→ Page 111).
108 | Task Description | MS150118/00E 2014-07
TIM-ID: 0000000037 - 004
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