Hot Tub Error Codes
Hot Tub Error Codes
Applied Computer Controls (ACC)
- CoLd : Temp in heater housing is below 40° F. Low speed / circ pump will operate continuously until the temp rises above 45° F.
- OH : Overheat. Spa temp over 108°.
- HLoH : Hi Limit Over Heat. Hi limit sensor is disconnected, shorted, or spa temp is above 112° F.
- SEoP : Sensor open or disconnected. Heater disabled but spa operational.
- SESH : Sensor short, nonfunctional. Heater disabled but spa operational.
- PSoC : Pressure switch open with circulation pump.
- PSoL : Pressure switch open with low pump.
- PSoH : Pressure switch open with high pump.
- ToE : Time out error. Rare system error.
Balboa Error Codes
- pd: Power supply on battery
- OH: Sensors reading 112-118F
- OHH: Overheat. One sensor has detected 118º. Spa has shut down.
- OHS: Overheat.. One sensor has detected 110º. Spa has shut down.
- Flo: flow/pressure switch error
- Cool: Water temp 20 degrees below set point
- ICE: Potential freeze condition
- Sn1: Hi-limit sensor failure
- Sn3: Temp sensor malfunction
- Sna: Sensor A fail
- Snb: Sensor B fail
- SnS: Sensors out of balance. If alternating with temp, may be temporary condition.
- HFL: Substantial difference between temp sensors detected. Could indicate a flow problem
- LF: Persistent low flow problems. (Displays on the 5th occurrence of "HFL" message with 24 hours). Heater is shut down, but other spa functions run normally.
- dr: Inadequate flow in heater.
- dry: Inadequate flow in heater. (Displays on third occurrence of "dr" message)
- Pr: When spa is first actuated, it will go into Priming Mode
- ---: Unknown water temp.
- Std: Spa operating in Standard Mode.
- Ecn: Spa operating in Economy Mode.
- SE: Spa operating in Standard-in-Economy Mode.
- ILOC: Interlock failure - possible pump/ozone spike
Brett Aqualine Error Codes
- OH: Temp exceeds 118 F
- Fr: Freeze condition - temp below 40 degrees
- FL: Pressure switch failure
- EO: Shorted temp sensor
- E1: Open temp sensor
- E2: Shorted hi-limit sensor
- E3: Open hi-limit sensor
- E4: Shorted flow switch
- E7: Improper electrical connection
CTI Error Codes
- thl/39: temp probe problem
- th2/current temp: temp probe problem
- th3/39: water temp below 39° F
- OH: water over 112° F. System will restart when temp. drops
- hot: water over 112° F. System will restart when temp. drops
- HL: High limit switch tripped
EasyPak Error Codes
- C: Celsius
- CL: Current Time of Day
- ECdu: Econo Mode Duration
- Econ: Econo Mode Turn On
- F: Fahrenheit
- Fldu: Filter Cycle Duration
- Flon: Filter Cycle Turn On
- FLC: Pressure Switch Alarm
- FLO: Pressure Switch Alarm
- FrEE: Freeze Protection Alarm
- HL: High Temperature Alarm
- Loc: Panel / Keypad Locked
- PrH: Temperature Sensors Alarm
- Prr: Temperature Sensors Alarm
- Tu: Temp Set Celsius
- Tu: Temp Set F
Gecko
- AOH: Temp in Equipment compartment to high
- FLO: Pressure switch failure, switch open
- FLC: Pressure switch failure, switch closed
- FrE: Possible freeze condition
- Flashing Display
- 3 Flashing Dots
- 3 Flashing Dots & LED
- HL: Sensor measuring 119F
- Prr: Temp sensor failure
- Prh: Hi-limit sensor failure
Gecko SP Codes (Spa Packs)
- SP-HR: hardware error
- SP-BR: breaker setting to low
- SP-IN: Input voltage low
- SP-F1,F2 or F3: Fuse 1,2 or blown
- SP-OT: Temp inside skirt high
- SP-OH: Water temp over 112F
Gecko RH Codes (Heater)
- RH-HR: Heater Hardware error
- RH-NH: Heat attempted & failed
- RH-NF: No flow in heater
- RH-NC: Comm error to Pack
- RH-HL: Heater Hi Limit
Gecko Accessory Codes
- P1, P2 or P3-ER: Pump 1,2 or 3 failure
- CP-ER: Circ pump failure
- BL-ER: Blower failure
- O3-Er: Ozone error
- A1/A2-ER: Aux. system error
- FN-ER: Fan failure
- FB-ER: Fiber optic failure
- SC-ER: System learning failure
Hercules Error Codes
- OH: Spa temp exceeds acceptablelimits
- FLO: Flow problem
- ICE: Freeze condition detected
- SN1: Hi-limit sensor failure
- SN2: Temp sensor failure
Hurricane Error Codes
- PS: Flow/pressure switch fail
- SH: Shorted sensor
- OP: Open Sensor Degrees
- LO: Temp below 60 degrees
- HL: Temp above 118 degrees
- OH: Spa temp exceeds limits
- FLO: Flow problem
- ICE: Freeze condition detected
- SN1: Hi-limit sensor failure
- SN2: Temp sensor failure
Hurricane Error Codes
- C: Celsius
- CL: Current Time of Day
- ECdu: Economy Mode Duration
- Econ: Economy Mode Turn On
- F: Fahrenheit
- Fldu: Filter Cycle Duration
- Flon: Filter Cycle Turn On
- FLC: Pressure Switch Alarm
- FLO: Pressure Switch Alarm
- FrEE: Freeze Protection Alarm
- HL: High Temp Alarm
- Loc: Panel / Keypad Locked
- PrH: Temperature Sensors Alarm
- Prr: Temperature Sensors Alarm
- Tu: Temperature Set Celsius
- Tu: Temperature Set Fahrenheit
Jacuzzi Error Codes
- OH : Overheat Protection (Heater is deactivated, pumps low speed is activated)
- COOL : temp 20° F cooler than set point
- FLO* : Flow Switch (heater is deactivated. Pump may also be deactivated)
- FLO2 : Closed or shorted flow switch on system startup
- Hold : Panel pressed too many times in a short period of time
- HOT : Circuit Board temp exceeded acceptable limit
- ICE : Freeze protection.No action is necessary
- I CE2 : Freeze protection.No action is necessary
- PnL : Communication error between the panel and circuit board
- ---- : "Watchdog" problem detected
- Sn1 : Open/Shorted sensor
- Sn3 : Open /shorted sensor FLO2: Closed/shorted flow switch at startup
Pinnacle Spas Error Codes
- OH: Temperature has exceeded 110° F
- SN: Sensor failure
- FL: Flow/pressure switch stuck in closed position
Gecko SP Codes (Spa Packs)
- SP-HR: hardware error
- SP-BR: breaker setting to low
- SP-IN: Input voltage low
- SP-F1,F2 or F3: Fuse 1,2 or blown
- SP-OT: Temp inside skirt high
- SP-OH: Water temp over 112F
Spa Builders Support Error Codes
- Sn1: Nonfunctional high temp sensor.
- Sn2: Nonfunctional temp sensor.
- FL1: Water flow problem, pressure switch malfunction. Check for low water level and ensure pump is primed. Check for clogged filter
- FL2: Pressure switch problem. Switch closed while pump is deactivated
- COL: Cool condition. If water temp drops 20ºF below set temp, low speed pump and heater activates to bring temp within 15º of set temp
- ICE: Freeze condition. 55ºF detected. Low speed pump and heater will activate until spa reaches 65ºF
- OH: High temperature condition, has reached 110ºF. Low speed pump (and air blower if equipped) will activate to lower temp
- ---: "Watchdog". Water temp has reached 118ºF.
Spa Quip Error Codes
- err 1 (H20) : Prime Failed
- err 3: Stuck Button
- err 4 : No Water Sensor
- err 5 : Over temp
- err 6 : Thermal Cut Out Tripped
- err 7 : Stuck Relay
- err 8 : No Temp Data
- 01: Stuck Button
- 02: No Controller Data
- 03: Temp Sensor
- 04: Water Sensor
- 05: Spa Over Temp
- 06: Heater Thermal Cut Out
- 07: Stuck Heater Relay
- 09: Water Prime Failed
Sundance Spas Error Codes
- COL: Temp 20F below set point
- ILOC: Interlock failure - possible pump/ozone spike
- FLO/FL1/FL2: Flow/Pressure switch malfunction
- Hold: Panel buttons pressed to many times/quickly
- HOT: PCB temperature above acceptable limit - air blower on
- ICE: Potential freeze condition
- Pnl: Communication between PCB and panel interrupted
- Sn1: Hi-limit sensor failure
- Sn3: Temp sensor failure
- ---: "Watchdog" problem detected (possible temp /hi-limit error)
Vita Spas Error Codes
- HiLi: Water tem over acceptable limit
- BJ2P: Pump/Blower purge - normal condition
- FP: Freeze protect mode - temp under acceptable condition
- SS=0;SS=S;LS=O;LS=S : Multiple causes; open sensors, bad connection or voltage
CODE | ERROR CODE DESCRIPTION |
| * * * | Flow/pressure switch either open or closed |
| * * * | High limit switch is faulty |
| – – – , – – – | Water dangerously hot, electronic fault, system shut down |
| -1 | High limit fault |
| -2 | Temperature sensor fault |
| -3 | Flow/pressure switch open |
| -4 | Flow/pressure switch closed |
| -7 | High limit fault |
| — | High limit or temperature sensor fault, water may be dangerously hot |
| — | Temperature sensor calibration after system restart, not an error |
| 1 | Stuck button on keypad |
| 2 | No controller data being received |
| 3 | Temperature sensor fault |
| 4 | Water sensor/pressure switch fault |
| 5 | Temperature sensor error, or water is dangerously hot |
| 6 | High limit manual reset on heater is tripped |
| 7 | Stuck heater relay |
| 9 | Water pressure fault; pump may be air locked, or water level low |
| 131 | High limit fault, water may be dangerously hot |
| A1/A2-ER | Auxiliary system error; blower, lights, music |
| AOH | Auxiliary system overheating; equipment is running hot or needs air |
| BJ2P | High limit fault, water may be dangerously hot |
| BL-ER | Blower error, faulty motor or closed valve |
| C4.4 | High limit fault |
| C | Celsius, to indicate panel is in Celsius mode |
| Cd, CLd | Cold – freezing conditions detected |
| CE 01 | Stuck touchpad button |
| CE 02 | No controller data communication |
| CE 03 | Temperature sensor fault |
| CE 04 | Water sensor/pressure switch fault |
| CE 05 | Temperature sensor, or water is dangerously hot |
| CE 06 | High limit manual reset on heater is tripped |
| CE 07 | Stuck heater relay |
| CE 08 | Temperature sensor fault |
| CE 09 | Water pressure fault; pump may be air locked, or water level low |
| CL | Current time of day; system message, not an error |
| COL | Cool – water is 20° below set point; system message, not an error |
| CoLd | Cold – water is 40° or less; system should self-start pump/heater |
| Cool | Cool – water is 20° below set point; system message, not an error |
| CP-ER | Circulation pump error |
| dr, dy, dry | Dry – low water volume detected in heater |
| E0 | Short circuit temperature sensor |
| E1 | Open circuit temperature sensor |
| E2 | Short circuit high limit sensor |
| E3 | Open circuit high limit sensor |
| E4 | Short circuit/closed pressure/flow switch |
| Ecdu, Ecn, Econ | Spa is in economy mode; system message, not an error |
| EO | Short circuit temperature sensor |
| Er0, Er1 | Temperature sensor fault |
| Er2, Er3 | High limit fault |
| Er4 | Short circuit/closed pressure/flow switch |
| err 1 | Water pressure fault; pump may be air locked, or water level low |
| err 3 | Stuck button on keypad |
| err 4 | Water sensor/pressure switch fault |
| err 5 | Temperature sensor error, or water is dangerously hot |
| err 6 | High limit manual reset on heater is tripped |
| err 7 | Stuck heater relay |
| err 8 | Temperature sensor fault |
| Err | Software program fault |
| Error 3 | Stuck button on keypad |
| Error 4 | Water sensor/pressure switch fault |
| Error 5 | Temperature sensor error, or water is dangerously hot |
| Error 6 | High limit manual reset on heater is tripped |
| Error 7 | Stuck heater relay |
| Error 8 | Temperature sensor fault |
| F2 | 4 hours daily filtration; system message, not an error |
| F4 | 8 hours daily filtration; system message, not an error |
| F6 | 12 hours daily filtration; system message, not an error |
| F | Fahrenheit, used to indicate panel is in Fahrenheit mode |
| FB-ER | Fiber optic error; accent lighting |
| FC | Filter continuous mode; system message, not an error |
| FL1 | Water pressure fault; dirty filter, air locked pump, low water level |
| FL2 | Pressure switch fault; switch closed while pump is off |
| FL | Water sensor/pressure switch fault; water flow problem |
| FLC | Pressure switch fault; switch closed while pump is off |
| Fldu | Spa is in filter mode; system message, not an error |
| FLO, Flo, FL1 | Flow – inadequate water volume sensed by flow/pressure switch |
| FLO2 | Flow – short circuit/closed circuit; pressure/flow switch |
| FLO (flashing) | Flow – short circuit/open circuit; pressure/flow switch |
| Flon | Spa is in filter mode; system message, not an error |
| FN-ER | Fan error; cooling fan fault |
| FP, Fr, FrE | Freeze – water is 40° or less; system should self-start pump/heater |
| H2O | Water pressure fault; pump may be air locked, or water level low |
| HFL | Sensors out of balance, reporting different results |
| HiLi, HLEr | Water temperature above acceptable range |
| HL, HH, OHH | High limit sensor reading 118° or above – check flow |
| Hold | Panel buttons pressed to many times or too quickly |
| HOT | Overheating, water over 112° F; cool down procedure begins |
| IC, ICE, ICE2 | Freezing conditions detected; warm up procedure begins |
| ILOC | Interlock failure; check magnetic contacts on spa equipment door |
| L1, L2 | Panel lock; enter code to unlock control panel |
| LF | Persistent low flow problems. |
| LO | Freezing conditions detected; warm up procedure begins |
| LOC | Panel lock; enter code to unlock control panel |
| O3-Er | Ozone error; check for operation and output |
| OH | High temperature condition, over 110ºF. Spa may be partially deactivated or low speed pump (and air blower if equipped) may activate to lower temp |
| OHH | Overheat; one sensor has detected 118º, spa has shut down |
| OHS | Overheat; one sensor has detected 110º, spa has shut down |
| OP | Open circuit sensor |
| P1, P2 or P3-ER | Pump 1, 2 or 3 error or failure |
| pd | Power supply interrupted, unit running on battery backup |
| PnL | Panel error; communication error between panel and circuit board |
| Pr | Priming – pump is starting; system message, not an error |
| Prh | High limit sensor failure |
| Prr | Temperature sensors alarm |
| PS | Water sensor/pressure switch fault |
| PSoC | Pressure switch open on circulation |
| PSoH | Pressure switch open on high speed |
| PSoL | Pressure switch open on low speed |
| RH-HR | Heater repair error |
| RH-NC | No communication error – panel to board |
| RH-NF | No flow in heater |
| RH-NH | No heat, heater fault or failure |
| SA, SnA, SnH, Sb, Snb, Snt | Sensor open circuit or faulty |
| SE | Spa in economy mode; system message, not an error |
| SEoP | Sensor open or disconnected; heater disabled but spa operational |
| SESH | Sensor short, nonfunctional; heater disabled but spa operational |
| SH | Short circuit on temperature sensor |
| Sn1 | High limit fault, water may be dangerously hot |
| Sn2 | Temperature sensor fault, heater deactivated |
| Sn3 | Temperature sensor fault, heater deactivated |
| SN | Temperature sensor fault, heater deactivated |
| Sn | Sensors out of balance, reporting different results |
| Sna | Sensor plugged into jack A is not working, spa is shut down |
| Snb | Sensor plugged into jack B is not working, spa is shut down |
| SnH | High limit circuit open or faulty |
| SnS | Sensors out of balance, reporting different results |
| SnT | Temperature sensor fault, circuit open or faulty |
| SP-F1,F2 or F3 | Fuse 1, 2 or blown |
| SP-HR | Hardware error |
| SP-IN | Input voltage low |
| SP-OH | Overheat – water temp over 112° |
| SP-OT | Overtemp – air temp around equipment is too hot, lack of air flow |
| Std | Spa in standard mode; system message, not an error |
