Spa – Hot Tub Error Codes

 

Spa - Hot Tub Error Codes Picture

Below is a List of Error Codes Displayed by Top Side Controls. They are alphabetize:

 

      • (—-) Unknown Water Temp. Happens when spa powers up (Non Sundance Spas)
      • (—-) Watchdog Problem (Sundance Spas). Need new Sensors or Main PC Board
      • Ecn – Econo Mode
      • FL – Flow Problem
      • FL2 – Flow Problem
      • Flo – Flow Problem
      • HH – Overheat (in Heater)
      • HL – Flow Problem
      • Hold – Panel Buttons Pressed too many times/quickly
      • IC – Ice Condition (water very cold)
      • ILOC – Interlock Failure
      • LF – Flow Problem (Persistent HL error)
      • OH – Overheat (in Spa)
      • Pnl – Top Side to PC Board Connection Problem
      • Pr – Priming Mode (Start Up)
      • Sa – Spa Shut Down (Sensor Jack A)
      • Sb – Spa Shut Down (Sensor Jack B)
      • Se – Standard Mode to Heat Up (then turns to Econo Mode)
      • Sn – Sensor Problem
      • Sn1 – Sensor (Hi Limit)
      • Sn3 – Sensor (Temp)
      • Std – Standard Mode
      • dr – No Water in Heater or Low Flow
      • dy – No Water in Heater or Low Flow (Persistent dy error)