8.16.2 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 engine coolant level at filler neck:
1.
Turn breather valve on coolant expansion tank (for engines with remote heat exchanger: the expansion tank
is part of the remote cooling system) counterclockwise up to the first stop and allow pressure to escape.
2.
Continue to turn breather valve counterclockwise and remove.
3.
Check coolant level (coolant must be visible at the bottom edge of the cast-in eye in the filler neck).
Checking engine coolant level at
external cooler:
1.
Check coolant level (coolant must be visible
at marker plate).
2.
Top up with treated coolant as necessary
(→ Page 208).
3.
Check and clean breather valve.
4.
Set breather valve onto filler neck and close
it.
Checking engine coolant level 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 208).
MS15034/00E 2018-08
| Coolant Circuit, General, High-Temperature Circuit | 205
TIM-ID: 0000014605 - 003
Summary of Contents for 8V4000M*3 series
Page 1: ...Operating Instructions Diesel engine 8V4000Mx3x MS15034 00E...
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