Accord L4-1751cc 1800 EK1 (1982)
A/C Thermostat: Service and Repair
Fig. 33 A/C thermostat test
1.
Immerse thermostat capillary tube in temperature controlled solution and connect ohmmeter to terminals, Fig. 33.
2.
Cool capillary tube while observing ohmmeter.
3.
Cut-off should be 33-35°F for Accord and Prelude or 31-35°F for Civic and CRX.
4.
Warm capillary tube while observing ohmmeter.
5.
Cut-on temperature should be 37-41°F.
6.
If cut-off or cut-on temperatures are too low or too high, replace thermostat.