PDC spas Luxury Series - Water Chemistry and Maintenance; Understanding Water Chemistry Basics

™ 

Heater may be Dry (dr)* – M028

-“” 
Heater is Dry* – M027

“” 
Heater is too Hot (OHH)* – M030

“” 
A Reset Message may appear with other Messages

Flow-Related Checks



Sensor-Related
Sensors Balance is Poor – M015

Sensors Balance is Poor* – M026

Sensor A Fault, Sensor B Fault – Sensor A: M031, Sensor B: M032
