Diesel Data: Automotive Repair

Thermostat: Service and Repair

THERMOSTAT
REPLACEMENT
1. DRAIN ENGINE COOLANT
2. REMOVE FAN AND GENERATOR V BELT
3. REMOVE GENERATOR ASSY
4. DISCONNECT RADIATOR HOSE INLET
5. REMOVE WATER INLET





a) Remove the 2 nuts and disconnect the water inlet from the cylinder block.
6. REMOVE THERMOSTAT
7. INSTALL THERMOSTAT





a) Install a new gasket to the thermostat.
b) Install the thermostat with the jiggle valve facing up.

HINT: The jiggle valve may be set within 10° on either side of the prescribed position.

8. INSTALL WATER IN LET
a) Install the water inlet with the 2 nuts.
Torque: 9.0 Nm (92 kgf-cm, 80 inch lbs.)
9. INSTALL RADIATOR HOSE INLET
10. INSTALL GENERATOR ASSY
11. INSTALL FAN AND GENERATOR V BELT
12. ADD ENGINE COOLANT
13. CHECK FOR ENGINE COOLANT LEAKS