Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 1131

14-12
ENGINE COOLING -
INSTALLATION SERVICE POINTS
"AA THERMOSTAT INSTALLATION
Install the thermostat being careful not to fold over or scratch
the rubber ring.
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 damage, replace the thermostat.
"BA RADIATOR UPPER HOSE CONNECTION
1. Insert each hose as far as the projection of the water
outlet 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:
2. Check that the amount of valve lift is at the standard value
when the water is at the full-opening temperature.
Standard value:
NOTE
Valve lift
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.
Thermostat
Valve opening temperature: 80 ± 1.5_C
Full-opening temperature: 93_C
Amount of valve lift: 9.5 mm or more