ENGINE COOLING ± Thermostat
14-13
INSTALLATION SERVICE POINTS
" AA THERMOSTAT INSTALLATION
Install the thermostat so that the jiggle valve is facing straight
up.
Caution
Make absolutely sure that no oil is adhering to the rubber
ring of the thermostat. In addition, be careful not to fold
over or scratch the rubber ring when inserting. If the rubber
ring is damaged, replace the thermostat.
" BA RADIATOR LOWER OR UPPER HOSE
CONNECTION
1. Insert each hose as far as the projection of the water
inlet fitting.
2. Align the mating marks on the radiator hose and hose
clamp, and then connect the radiator hose.
INSPECTION
THERMOSTAT CHECK
1. Immerse the thermostat in water, and heat the water while
stirring. Check the thermostat valve opening temperature.
Standard value:
Valve opening temperature: 821.5_C
2. Check that the amount of valve lift is at the standard value
when the water is at the full-opening temperature.
Standard value:
Full-opening temperature: 95_C
Amount of valve lift: 8.5 mm or more
NOTE
Measure the valve height when the thermostat is fully
closed, and use this measurement to calculate the valve
height when the thermostat is fully open.
Jiggle valve
Rubber ring
Valve lift
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