6.
Close drain valve and use a torque wrench to tighten to specified tightening torque .
Name
Size
Type
Lubricant
Value/Standard
Spindle
11 A/F
Tightening torque
12 Nm
7.
Check proper condition of valve cover and clean sealing faces if required.
8.
Position valve cover on filler neck and close.
9.
10.
After 10 seconds of running the engine without load, shut down the engine (→ Page 120).
11.
Turn valve cover of coolant expansion tank counterclockwise until the first stop and allow pressure to es-
cape.
12.
Continue to turn valve cover counterclockwise and remove.
13.
Check coolant level (→ Page 304) and top up coolant as required:
a) Fill in coolant in expansion tank until the coolant level at top edge of filler neck remains constant.
b) Position valve cover on filler neck and close.
14.
Repeat the steps from "Start engine" (→ Step 9) until coolant no longer needs to be topped up.
15.
Disconnect pump and hose.
Alternatively: Filling coolant
through filler neck
1.
Release the vent line union at the distributor
piece (1).
2.
Top up coolant in expansion tank via filler
neck until coolant level at top edge of filler
neck remains constant.
3.
Tighten union (arrowed) if coolant leaks out
at loose union.
4.
Check proper condition of valve cover on
coolant expansion tank, clean sealing faces if
required.
5.
Fit valve cover and close it.
6.
7.
After 10 seconds of running the engine with-
out load, shut down the engine (→ Page 120).
8.
Turn valve cover of coolant expansion tank
counterclockwise until the first stop and al-
low pressure to escape.
9.
Turn valve cover counterclockwise and re-
move.
10.
Check coolant level (→ Page 304) and top up
with coolant through the filler neck if re-
quired:
a) Fill in coolant in expansion tank until the
coolant level at top edge of filler neck re-
mains constant.
b) Fit valve cover and close it.
11.
Repeat the steps from "Start engine"
(→ Step 6) until coolant no longer needs to be
topped up.
Final steps
1.
Start the engine and run it without load for some minutes.
2.
Check coolant level (→ Page 304) and top up coolant as required.
MS15065/01E 2019-01
| Low-Temperature Circuit | 311
TIM-ID: 0000076173 - 002
