Filling with charge-air coolant
using pump
1. Connect appropriate pump with hose to a
drain valve (arrow) or at the lowest point
between engine and cooler.
2. Open vent point on charge-air cooler (ar-
row).
3. Open drain valve and pump coolant into en-
gine at 0.5 bar minimum.
4. When coolant emerges from the vent point,
close vent point.
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 51).
10. After 10 seconds of running the engine
without load, shut down the engine
(→ Page 52).
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 132) and top
up engine coolant as required:
a) Top up engine coolant via coolant ex-
pansion tank until coolant level re-
mains constant in sight glass at max.
mark.
b) Set breather valve onto coolant expan-
sion tank and close it.
c) Repeat the steps from 'Start engine'
(→ Step 9) until coolant no longer
needs to be topped up.
d) Disconnect pump and hose.
136 | Task Description | M015695/03E 2013-03
TIM-ID: 0000007012 - 006
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