American Motorhome RV NORCOLD HIGH TEMP SWITCH 637360 (FITS THE 2118 MODELS)

AMERICAN MOTORHOME RV NORCOLD HIGH TEMP SWITCH 637360 (FITS THE 2118 MODELS) AMERICAN MOTORHOME RV NORCOLD HIGH TEMP SWITCH 637360 (FITS THE 2118 MODELS)  REFRIGERATOR COOLING UNIT TEMPERATURE MONITOR CONTROL; USE TO DETECT IMPROPER OPERATION OF THE COOLING UNIT BY MONITORING THE SURFACE TEMPERATURE OF THE BOILER;  REPLACEMENT FOR NORCOLD 2118 SERIES AND 1210 SERIES WITH NON RECALL SERIAL NUMBER REFRIGERATORS; WITH TEMPERATURE MONITORING CONTROL/ THERMOCOUPLE/ GROUND WIRE/ LIMIT-IN WIRE/ LIMIT-OUT WIRE