Spa Side Control Panel Error Codes

 

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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 118. Spa has shut down.
  • OHS: Overheat.. One sensor has detected 110. 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

Dream Maker Error Codes

  • OH: Overheat 108 F, spa is deactivated.
  • FL: Flow. Pressure switch not working
  • SN: Non functional high temperature sensor. Heater is deactivated
  • F2: 4 hours daily filtration
  • F4: 8 hours daily filtration
  • F6 : 12 hours daily filtration
  • FC : continuous filtration

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

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 20F below set temp, low speed pump and heater activates to bring temp within 15 of set temp
  • ICE: Freeze condition. 55F detected. Low speed pump and heater will activate until spa reaches 65F
  • OH: High temperature condition, has reached 110F. Low speed pump (and air blower if equipped) will activate to lower temp
  • ---: "Watchdog". Water temp has reached 118F.

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

Alphabetical Error Code List

* * * (3 flashing dots
under temp display)
Flow/Pressure switch either Open or Closed Circuit
* * * (as above, plus 
illuminated red LED on PCB)
High Limit Fault
- - - - , - - - 'Watchdog' - 48C reached, electronic fault, shuts system down. Major Fault
- 01Hi-Limit fault
- 02Temp sensor fault
- 03Flow/pressure switch open
- 04Flow/Pressure switch closed
- 07Hi-limit fault
---  "Watchdog" (spa is deactivated) A problem has been detected (most likely a bad temp or hi-limit sensor/probe) or Water temp has reached 118F
---Unknown water temperature. (Displays when first powered up after refill)
01Stuck Button
02No Controller Data
03Temperature Sensor
04Water Sensor
05Spa Over Temperature
06Heater Thermal Cut Out
07Stuck Heater Relay
09Water Prime Failed
131Hi-limit
A1/A2-ERAux. system error
AOHTemp in Equipment compartment to high
BJ2PHi-Limit - water temp too high
BJ2PPump/Blower purge - normal condition
BL-ERBlower failure
C4.4Hi- Limit
CCelsius
Cd, CLdFreeze Condition
CE 01Stuck Touchpad button
CE 02No controller Data Communication
CE 03Temperature sensor fault
CE 04Water Sensor/Pressure switch fault
CE 05Over Temperature Condition
CE 06High Limit manual reset Klixon tripped
CE 07Stuck Relay
CE 08Temp Sensor Fault -( Spaquip Digital 2000 MK1 sensor)
CE 09Water Prime Fault - Lack of water
CLCurrent Time of Day
COLCool condition. If water temp drops 20F below set temp, low speed pump and heater activates to bring temp within 15 of set temp
CoLdTemp in heater housing is below 40 F. Low speed / circ pump will operate continuously until the temp rises above 45 F.
Cool, COOL, COLWater is 11C below set point - not a fault
COOLSpa water is more than 20 F cooler than the temperature set point
CP-ERCirc pump failure
DR, dr, dy?Inadequate water detected in heater.
drInadequate flow in heater.
dryInadequate flow in heater. (Displays on third occurrence of "dr" message)
E###pH probe out of calibration
E0Short circuit temperature sensor
E1Open circuit temperature sensor
E1Open temp sensor
E2short circuit/closed high limit sensor
E2Shorted hi-limit sensor
E3Open circuit high limit sensor
E3Open hi-limit sensor
E4Short circuit/closed pressure/flow switch
E4Shorted flow switch
E7Improper electrical connection
ECduEconomy Mode Duration
EcnSpa operating in Economy Mode.
EconEconomy Mode Turn On
EOShorted temp sensor
Er0, Er1Temperature sensor faulty
Er2, Er3Hi-Limit fault
Er4Flow/Pressure switch short circuit
err 1(H20) Prime Failed
err 3Stuck Button
err 4No Water Sensor
err 5Over temp
err 6Thermal Cut Out Tripped
err 7Stuck Relay
err 8No Temp Data
ErrSoftware Program Fault
Error 3Stuck touchpad button
Error 4Water sensor fault
Error 5Over temperature
Error 6Klixon Tripped - over temp
Error 7Stuck Relay
Error 8Temperature sensor fault
F24 hours daily filtration
F48 hours daily filtration
F612 hours daily filtration
FFahrenheit
FFahrenheit
FB-ERFiber optic failure
FCcontinuous filtration
FL1Water flow problem, pressure switch malfunction. Check for low water level and ensure pump is primed. Check for clogged filter
FL2Pressure switch problem. Switch closed while pump is deactivated
FLFlow/pressure switch stuck in closed position
FLPressure switch or flow switch failure
FLC, FL2Flow/pressure switch closed circuit - debris in switch, perforated diaphragm.
FLCPressure switch failure, switch closed
FlduFilter Cycle Duration
FLO*Flow Switch (heater is deactivated. Pump may also be deactivated)
FLO, Flo, FL1Flow/pressure switch open circuit - lack of flow or pressure or for Sundance/Spa Builders/Balboa - Flow switch is closed circuit
FLO2Closed or shorted flow switch on system startup
FLO (flashing)Flow switch open circuit - Sundance/Spa Builders/ Balboa
FLOPressure switch or Flow Switch malfunction (heater and/or pump may be deactivated)
FlonFilter Cycle Turn On
FN-ERFan failure
FPFreeze protect mode - temp under acceptable condition
FrFreeze condition - temp below 40 degrees
FrEFr, FP Freeze condition detected
FrEPossible freeze condition
FrEEFreeze Protection Alarm
H2OWater Prime Fault - lack of water
HFLSubstantial difference between temperature sensors detected. Could indicate a flow problem
HiLi, HLErWater temperature above acceptable range
HL, HFL, HH, OHHHigh limit sensor reading 45-48C, or above - check flow
HLTemp above 118 degrees. High limit switch tripped
HLoHHi Limit Over Heat. Hi limit sensor is disconnected, shorted, or spa temp is above 112 F.
HoldPanel buttons pressed to many times/quickly
HOTCircuit Board temperature has exceeded acceptable limit (air blower may be on). Overheating, water over 112 F. System will restart when temp. drops 
I CE2Freeze protection.No action is necessary
ICFreeze Condition
ICEFreeze condition. 55F detected. Low speed pump and heater will activate until spa reaches 65F
ILOCInterlock failure - possible pump/ozone spike - posibly caused by faulty ozonators, pumps and equipment
L1Panel Lock
L2Panel Lock
LFPersistent low flow problems. (Displays on the 5th occurrence of "HFL" message with 24 hours). Heater is shut down, but other spa functions run normally.
LOFreeze Condition
LOCControl Panel functions Locked
LocPanel / Keypad Locked
LS=0, LS=SMultiple causes - open circuit sensor, faulty panel connection, improper voltage, etc
O3-ErOzone error
OHHigh temperature condition, has reached 110F. Spa may be partially deactivated or low speed pump (and air blower if equipped) may activate to lower temp
OHHOverheat. One sensor has detected 118. Spa has shut down.
OHSOverheat.. One sensor has detected 110. Spa has shut down.
OPOpen circuit sensor
P1, P2 or P3-ERPump 1,2 or 3 failure
pdPower supply interrupted, unit running on battery backup
PLUGSundance/Spa Builders Service Technician's Test Plug accidentally left connected to PCB
PnLCommunication error between the panel and circuit board
PrSystem Priming - When spa is first actuated, it will go into Priming Mode
PrhHi-limit sensor failure
PrrTemperature Sensors Alarm
PSFlow or pressure switch failure
PSoCPressure switch open with circulation pump. 
PSoHPressure switch open with high pump.
PSoLPressure switch open with low pump. 
RH-HRHeater Hardware error
RH-NCComm error to Pack
RH-NFNo flow in heater
RH-NHHeat attempted & failed
SA, SnA, SnH, Sb, Snb, SntSensor Open Circuit or faulty
SC-ERSystem learning failure
SESpa operating in Standard-in-Economy Mode.
SEoPSensor open or disconnected. Heater disabled but spa operational.
SESHSensor short, nonfunctional. Heater disabled but spa operational.
SHShort circuit sensor
Sn1Hi-limit sensor malfunction
Sn2Nonfunctional temperature sensor. Heater deactivated
Sn3Temp sensor malfunction
SNNon functional high temperature sensor. Heater is deactivated
SnSensors out of balance
SnaSensor plugged into jack A is not working. Spa is shut down.
SnbSensor plugged into jack B is not working. Spa is shut down.
SnHHi Limit circuit open or faulty
SnSSensors out of balance. If alternating with temp, may be temporary condition. If display shows only this message (blinking) spa is shut down
SnTTemp sensor circuit open or faulty
SP-BRbreaker setting to low
SP-F1,F2 or F3Fuse 1,2 or blown
SP-HRhardware error
SP-INInput voltage low
SP-OHWater temp over 112F
SP-OTTemp inside skirt high
SS=0;SS=S;LS=O;LS=SMultiple causes; open sensors, bad connection to panel, improper voltage, etc.
StdSpa operating in Standard Mode.
th2/currentOn startup indicates temperature probe problem
th3/39On startup indicates water temperature less than 39 F
thl/39temp probe problem
ToETime out error. Rare system error. Spa unusable.
TuTemperature Set Celsius
TuTemperature Set Fahrenheit

Flashing Light Error Codes

1 flash - 3 second gap High Limit fault
2 flashes - 3 second gap Pressure/Flow switch short circuit
3 flashes - 3 second gap Pressure/Flow switch open circuit
4 flashes - 3 second gap Open circuit Sensor(s)
Flash - 1 second on, 1 second off Same as OH
Flash - briefly OFF once per second Same as Sn1 or Sn3
Flash - briefly ON once per second Same as FLC
Blinking Power Indicator Light - Hydromate High Limit tripped or, sensor fault
1 flash per second - onga 4352,
53, 95, etc
Pressure switch open circuit - could also be motor, or motor thermal overload
3 flashes per second - onga 4352,
53, 95, etc
Electronic fault - sensor (most common cause) or PCB
Green flashes - Spaquip Pulsar/2095 series Water sensor fault - lack of water
Red/Green alternate flashes Temperature sensor fault, open circuit, or high limit tripped - push Reset Rod

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