THERMOSTAT
INSPECTION AND REPAIR
Make the necessary adjustments, repairs, and part replacements if excessive wear or damage is
discovered during inspection.
COOLING SYSTEM
Operating Test
1. Completely submerge the thermostat in water.
2. Heat the water.
Stir the water constantly to avoid direct heat being
applied to the thermostat.
3. Check the thermostat initial opening temperature.
Thermostat Initial Opening Temperature °C(°F)
82 (180)
4. Check the thermostat full opening temperature.
Thermostat Full Opening Temperature °C(°F)
95 (203)
Valve Lift at Fully Open Position mm(in.)
8.0 (0.315)
1 Thermostat
2 Agitating Rod
3 Wooden Piece
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