LS 460 V8-4.6L (1UR-FSE) (2007)
(a)
Immerse the water inlet with thermostat in water and gradually heat the water.
(b) Check the valve opening temperature.
Standard valve opening temperature: 80 to 84°C (176 to 183°F)
If the valve opening temperature is not within the specified range, replace the water inlet with thermostat.
(c)
Check the valve lift.
Standard valve lift: 10.0 mm (0.394 in.) or more at 95°C (203°F)
If the valve lift is not as specified, replace the water inlet with thermostat.
(d) Check that the valve is fully closed when the water inlet with thermostat is at a low temperature (below 77°C (171°F)).
If it is not closed, replace the water inlet with thermostat.
INSTALLATION
1. INSTALL WATER INLET SUB-ASSEMBLY WITH THERMOSTAT
(a)
Install a new gasket and the water inlet with thermostat with the 3 nuts.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
2. CONNECT NO. 2 RADIATOR HOSE
HINT: The direction of the hose clamp is indicated in the illustration.
3. INSTALL RADIATOR RESERVOIR ASSEMBLY
(a)
Install the radiator reservoir with the 2 bolts.
Torque: 5.0 N*m (51 kgf*cm, 44 in.*lbf)