Filling with coolant using a pump
1.
Connect appropriate pump with hose to the
drain valve of the engine coolant pump (ar‐
row).
2.
Undo the vent line union at the distributor
piece (arrowed).
3.
Open drain valve and pump coolant into en‐
gine at 0.5 bar minimum.
4.
Tighten the union (arrowed) if coolant leaks
out at the loose union.
5.
Fill expansion tank until overflow edge is
reached.
6.
Close drain valve.
7.
Check proper condition of breather valve on
coolant expansion tank, clean sealing faces
if required.
8.
Fit breather valve and close it.
9.
Start engine (→ Page 69).
10.
After 10 seconds of running the engine
without load, shut down the engine
11.
Turn breather valve of coolant expansion
tank counterclockwise until the first stop
and allow pressure to escape.
12.
Continue to turn breather valve counter‐
clockwise and remove.
13.
Check coolant level (→ Page 176) and top
up engine coolant as required:
a) Top up coolant in expansion tank via
filler neck until coolant level at top edge
of filler neck remains constant.
b) Fit breather valve and close it.
14.
Repeat the steps from "Start engine"
(→ Step 9) until coolant is no longer needed
to be topped up.
15.
Disconnect pump and hose.
180 | Task Description | M015710/04E 2012-09
TIM-ID: 0000000959 - 004
