[Coast spas flash 52 or S2]

 

Gecko Spa Side Error Codes

FLO	Pressure switch failure, switch open
FLC	Pressure switch failure, switch closed
Prr	Temp sensor failure
Prh	Hi-limit sensor failure
HL	Sensor measuring 119 degrees
FrE	Possible freeze condition detected

Can S2 be what is mentioned as Sn2 ?

[Coast spas flash 52 or S2]

Not Any of those error codes ? It blinks S2 or 52 ....and doesnt start anything except if I remove the High limit probe

[Coast spas flash 52 or S2]

I just bought a used spa. When i start it up the Topside display flashes 52 or S2 once a second...the system is GECKO and if I remove the wire to the HIGH LIMIT PROBE the pump starts and the display now display 0 and I can start pump speed 2 and turn on light....the water doesnt seems to get warmer, nor can i reg any power gooing to Heather or flow switch