
OPERA
TION & CONTROLS
Temperature Sensors
1. Heat Demand is when water temperature is 1ºF (0.5ºC) or more below Pool/Spa SET
Temperature
2. Sensor Failure
Temperature readings more than 2ºF (1ºC) different from each sensor see (2a)
Sensor Open (cut wire/bad connection) see (2b)
Sensor Short (bare wire touching cabinet) see (2c)
Sensor Connection
100K Dual Thermistor
(Inlet Temp Sensor)
2a
1
2b
2c
Part Number 601697
24
Part Number 602330
10K Dual Thermistor
(Outlet Temp Sensor)