Radiator Cooling Fan Temperature Sensor / Switch: Service and Repair

LEGEND
1 Bolt/Screws
2 Cover
3 Lock Carrier
4 Air Ducting
5 Bracket
6 Engine Coolant Radiator
7 Rubber Washer
8 V-belt
9 Expanding Pin
10 Guide Ring
11 Additional Fan
12 Fan Ring
13 Connector
14 Radiator Cooling Fan
15 Thermo Switch
16 Lower Coolant Hose
17 Connection
18 O-ring
19 Retaining Clip
20 Upper Coolant Hose

NOTE: During removal and installation procedures, refer to the component location illustration above and component notes below.

COMPONENT NOTES
Bolt (1)
- Tighten to: 10 Nm (7 ft. lbs.).

Engine Coolant Radiator (6)
- After replacing, replace entire coolant supply with new mixture.

Guide Ring (10)
- Note installed position.
- Mounted on fan ring (item12) using clips.

Thermo Switch (15)
- Tighten to: 35 Nm (26 ft. lbs.).
- For radiator fan (item 14).
- Switching temperatures:

- Stage 1:
On: 92-97°C
Off: 84-91°C

- Stage 2:
On: 99-105°C
Off: 91-98°C

Lower Coolant Hose (16)
- To thermostat housing.

O-ring (18)
- Always replace.

Retaining Clip (19)
- Ensure it is seated securely.

Upper Coolant Hose (20)
- From thermostat housing.