Remove/install low-temperature circuit valve

AR20.00-D-1048TSM

Remove/install low-temperature circuit valve

24.03.2020

Engine

654.9 in model 907.1/2/6

1

Low-temperature circuit valve

4

Coolant hose

7

Bracket

2

Coolant hose

5

Electrical connector

8

Tab

3

Coolant hose

6

Retaining clamp

9

Bolts

 Warning

Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant.

Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.

AS20.00-Z-0001-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

 

Remove/install

1

Drain off coolant.

AR20.00-D-1142TSM

2

Remove coolant hose (2) at low-temperature circuit valve (1).

AR20.20-P-7441-01RQ

 Collect escaping coolant.

3

Seal opening at coolant hose (2) and at low-temperature circuit valve (1) with protective covers.

 Set of protective caps

*001589009100

4

Raise vehicle.

5

Remove coolant hoses (3, 4) at low-temperature circuit valve (1).

AR20.20-P-7441-01RQ

 Collect escaping coolant.

6

Seal opening at coolant hoses (3, 4) and at low-temperature circuit valve (1) with protective covers.

 Set of protective caps

*001589009100

7

Release and disconnect the electrical connector (5).

8

Remove retaining clip (6) from bracket (7).

9

Carefully press back lug (8) and remove low-temperature circuit valve (1) with bracket (7).


Do not break off lug (8).
Cooler will otherwise be damaged.

 Installation: Attach bracket (7) at bottom at cooler (arrow A) and insert guide pin (arrow B) in bracket (7) until lug (8) engages.

 WIS Service Media
wsm://04_ 201901_08

10

Remove bolts (9) and remove low-temperature circuit valve (1) from bracket (7).

If a new low-temperature circuit valve (1) is installed.

11

Install in the reverse order.

12

Read out and delete fault memory.

If a new low-temperature circuit valve (1) was installed.



AD00.00-D-2000-06TS