Alternatively: Filling coolant
through filler neck
1.
Release union at distributor (arrow).
2.
Fill in coolant via filler neck on expansion
tank until the coolant emerges from the re‐
leased union.
3.
Tighten union (arrow).
4.
Fill expansion tank until overflow edge is
reached.
5.
Check proper condition of breather valve,
clean sealing faces if required.
6.
Fit breather valve and close it.
7.
Start engine (→ Page 32).
8.
After the engine has run at unloaded condi‐
tion for10 seconds, stop engine
9.
Turn breather valve of coolant expansion
tank counterclockwise until the first stop
and allow pressure to escape.
10.
Turn breather valve counterclockwise and
remove.
11.
Check coolant level (→ Page 116) and top
up via filler neck if required:
a) Fill in coolant via filler neck on expan‐
sion tank until the coolant level at bot‐
tom edge of filler neck remains con‐
stant.
b) Check proper condition of breather
valve, clean sealing faces if required.
c) Fit breather valve and close it.
12.
Repeat the steps from "Start engine"
(→ Step 7) until coolant no longer needs to
be topped up.
Final steps
1.
Start the engine and operate it unloaded for some minutes.
2.
Check coolant level (→ Page 116) and top up if required.
122 | Task Description | MS150054/02E 2012-02
TIM-ID: 0000014555 - 003