Everlast Spas
Everlast Spas Hot Tubs & Spas Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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COd
Display shows COd or COLD, and the spa will not start normal heating until the temperature rises.
Cold Start Protection
COL
Display shows COL or COOL and heater does not run; pumps may operate normally.
Cold Water Protection / Cool Mode
dE
The display shows dE or DE, and the spa may not respond to keypad inputs.
Keypad Communication Error
dr
The display shows 'dr' or 'DR' and the heater shuts off; the spa may show low heat or no heat.
Dry Fire / Inadequate Water in Heater
dY
Display shows dY or DY after dr; spa will not heat until reset.
Persistent Dry Heater Lockout
EC
Display shows EC or ECO and spa heats less frequently; temperature may drop between cycles.
Economy Mode Active
FLC
The display shows 'FLC' (flow closed) even when the pump is off; the spa may not heat or may shut down.
Flow Switch Stuck Closed
FLO
The display shows 'FLO' and the spa will not heat; the circulation pump may run briefly then stop.
Low Water Flow / Flow Switch Open
GFCI
The display is blank, and the external GFCI indicator shows tripped; the spa will not power on.
Ground Fault Interruption
HL
The display shows 'HL' or 'HLo' and the spa shuts down; the heater may stop and pumps may be disabled.
High Limit Overheat Trip
ICE
Display shows ICE or IC and pumps run automatically; heater may cycle to prevent freezing.
Freeze Protection Mode
LOC
Display shows LOC or LOCK and buttons do not respond.
Panel Lock / Child Lock Enabled
OH
The display shows 'OH' or 'OHH' and the spa shuts down completely; the water may feel excessively hot.
Spa Water Overheat Condition
OHt
The display shows OHt or OHT, and the spa shuts down the heater and possibly the pumps.
Heater Tube Overheat
P1
The display shows a P1 error, and Pump 1 will not start or runs erratically.
Pump 1 Drive or Overload Fault
P2
The display shows a P2 error, and Pump 2 does not operate or trips the breaker.
Pump 2 Drive or Overload Fault
PF
The display shows PF or PFL, and the spa will not run; this may occur after a power outage.
Power Failure / Low Line Voltage Detected
Prr
Display shows Prr or PR and spa may not heat; pumps may run normally.
Pressure Switch or Flow Verification Error
PSH
Display shows PSH or PSH1 and spa may shut down heater.
Pressure Switch Stuck High / Closed When It Should Be Open
PSo
Display shows PSo or PSO and spa may not start heating cycle.
Pressure Switch Stuck Open
rE
The display shows rE or RE, and the spa may reboot or lose settings.
Internal Control Pack Reset / EEPROM Error
SE
Display shows SE or SEr and controls may be unresponsive or behave erratically.
Sensor Error / Sensor Out of Range
SLP
Display shows SLP or SL and spa only heats during filter cycles; water may feel cooler than set point.
Sleep Mode Active
Sn1
The display shows 'Sn1' or 'SENS1' and the spa may not heat or may shut down.
Primary Temperature Sensor Fault
Sn2
The display shows 'Sn2' or 'SENS2' and the spa may not heat or may shut down.
High-Limit or Secondary Sensor Fault
Symptom
Air controls (venturis) do not introduce air; jets feel flat even with air knobs open.
Air Induction Failure
Symptom
Excessive vibration or rattling from spa cabinet when jets are on high speed.
Mechanical Vibration / Imbalanced Pump
Symptom
Jets are weak, or no water comes out of the jets even though the pump is running.
Restricted Water Flow / Air Lock
Symptom
Loud humming from the pump but no water movement; the pump may trip the breaker after a short time.
Seized Pump Motor or Impeller Obstruction
Symptom
Persistent foamy water even after rinsing filters; foam increases when the jets are on.
Water Chemistry Imbalance / Contamination
Symptom
Some or all jets do not light up; LED lighting is dim, flickering, or off.
LED Lighting Circuit Failure
Symptom
Spa runs, but water slowly loses heat and never reaches the set temperature.
Insufficient Heating Capacity / Heat Loss
Symptom
Spa shell surface around jets shows discoloration, scaling, or roughness.
Scale and Mineral Deposit Buildup
Symptom
Strong chemical or musty odor from the spa water.
Poor Sanitation / Biofilm Growth
Symptom
The ozonator indicator is on, but no bubbles appear from the ozonator jet.
Ozone Injection Failure
Symptom
The spa makes loud banging or knocking noises when pumps start or stop.
Water Hammer / Loose Plumbing
Symptom
The spa trips the breaker immediately or within a few seconds of turning on.
Short Circuit or Ground Fault in Major Component
Symptom
The spa will not heat; water stays at or near ambient temperature even though the pumps run.
Heater Element Failure
Symptom
The topside control panel is blank, but the GFCI/breaker is not tripped.
No Low-Voltage Power to Keypad
Symptom
Topside buttons respond intermittently or require very hard presses.
Worn or Contaminated Keypad
Symptom
Water around headrests or under cover when spa is not in use.
Condensation or Minor Splash Leakage
Symptom
Water leaking from under the spa cabinet or around the equipment bay.
Plumbing or Component Leak
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| COd |
Display shows COd or COLD, and the spa will not start normal heating until the temperature rises.
|
Cold Start Protection | View Details |
| COL |
Display shows COL or COOL and heater does not run; pumps may operate normally.
|
Cold Water Protection / Cool Mode | View Details |
| dE |
The display shows dE or DE, and the spa may not respond to keypad inputs.
|
Keypad Communication Error | View Details |
| dr |
The display shows 'dr' or 'DR' and the heater shuts off; the spa may show low heat or no heat.
|
Dry Fire / Inadequate Water in Heater | View Details |
| dY |
Display shows dY or DY after dr; spa will not heat until reset.
|
Persistent Dry Heater Lockout | View Details |
| EC |
Display shows EC or ECO and spa heats less frequently; temperature may drop between cycles.
|
Economy Mode Active | View Details |
| FLC |
The display shows 'FLC' (flow closed) even when the pump is off; the spa may not heat or may shut down.
|
Flow Switch Stuck Closed | View Details |
| FLO |
The display shows 'FLO' and the spa will not heat; the circulation pump may run briefly then stop.
|
Low Water Flow / Flow Switch Open | View Details |
| GFCI |
The display is blank, and the external GFCI indicator shows tripped; the spa will not power on.
|
Ground Fault Interruption | View Details |
| HL |
The display shows 'HL' or 'HLo' and the spa shuts down; the heater may stop and pumps may be disabled.
|
High Limit Overheat Trip | View Details |
| ICE |
Display shows ICE or IC and pumps run automatically; heater may cycle to prevent freezing.
|
Freeze Protection Mode | View Details |
| LOC |
Display shows LOC or LOCK and buttons do not respond.
|
Panel Lock / Child Lock Enabled | View Details |
| OH |
The display shows 'OH' or 'OHH' and the spa shuts down completely; the water may feel excessively hot.
|
Spa Water Overheat Condition | View Details |
| OHt |
The display shows OHt or OHT, and the spa shuts down the heater and possibly the pumps.
|
Heater Tube Overheat | View Details |
| P1 |
The display shows a P1 error, and Pump 1 will not start or runs erratically.
|
Pump 1 Drive or Overload Fault | View Details |
| P2 |
The display shows a P2 error, and Pump 2 does not operate or trips the breaker.
|
Pump 2 Drive or Overload Fault | View Details |
| PF |
The display shows PF or PFL, and the spa will not run; this may occur after a power outage.
|
Power Failure / Low Line Voltage Detected | View Details |
| Prr |
Display shows Prr or PR and spa may not heat; pumps may run normally.
|
Pressure Switch or Flow Verification Error | View Details |
| PSH |
Display shows PSH or PSH1 and spa may shut down heater.
|
Pressure Switch Stuck High / Closed When It Should Be Open | View Details |
| PSo |
Display shows PSo or PSO and spa may not start heating cycle.
|
Pressure Switch Stuck Open | View Details |
| rE |
The display shows rE or RE, and the spa may reboot or lose settings.
|
Internal Control Pack Reset / EEPROM Error | View Details |
| SE |
Display shows SE or SEr and controls may be unresponsive or behave erratically.
|
Sensor Error / Sensor Out of Range | View Details |
| SLP |
Display shows SLP or SL and spa only heats during filter cycles; water may feel cooler than set point.
|
Sleep Mode Active | View Details |
| Sn1 |
The display shows 'Sn1' or 'SENS1' and the spa may not heat or may shut down.
|
Primary Temperature Sensor Fault | View Details |
| Sn2 |
The display shows 'Sn2' or 'SENS2' and the spa may not heat or may shut down.
|
High-Limit or Secondary Sensor Fault | View Details |
| – |
Air controls (venturis) do not introduce air; jets feel flat even with air knobs open.
|
Air Induction Failure | View Details |
| – |
Excessive vibration or rattling from spa cabinet when jets are on high speed.
|
Mechanical Vibration / Imbalanced Pump | View Details |
| – |
Jets are weak, or no water comes out of the jets even though the pump is running.
|
Restricted Water Flow / Air Lock | View Details |
| – |
Loud humming from the pump but no water movement; the pump may trip the breaker after a short time.
|
Seized Pump Motor or Impeller Obstruction | View Details |
| – |
Persistent foamy water even after rinsing filters; foam increases when the jets are on.
|
Water Chemistry Imbalance / Contamination | View Details |
| – |
Some or all jets do not light up; LED lighting is dim, flickering, or off.
|
LED Lighting Circuit Failure | View Details |
| – |
Spa runs, but water slowly loses heat and never reaches the set temperature.
|
Insufficient Heating Capacity / Heat Loss | View Details |
| – |
Spa shell surface around jets shows discoloration, scaling, or roughness.
|
Scale and Mineral Deposit Buildup | View Details |
| – |
Strong chemical or musty odor from the spa water.
|
Poor Sanitation / Biofilm Growth | View Details |
| – |
The ozonator indicator is on, but no bubbles appear from the ozonator jet.
|
Ozone Injection Failure | View Details |
| – |
The spa makes loud banging or knocking noises when pumps start or stop.
|
Water Hammer / Loose Plumbing | View Details |
| – |
The spa trips the breaker immediately or within a few seconds of turning on.
|
Short Circuit or Ground Fault in Major Component | View Details |
| – |
The spa will not heat; water stays at or near ambient temperature even though the pumps run.
|
Heater Element Failure | View Details |
| – |
The topside control panel is blank, but the GFCI/breaker is not tripped.
|
No Low-Voltage Power to Keypad | View Details |
| – |
Topside buttons respond intermittently or require very hard presses.
|
Worn or Contaminated Keypad | View Details |
| – |
Water around headrests or under cover when spa is not in use.
|
Condensation or Minor Splash Leakage | View Details |
| – |
Water leaking from under the spa cabinet or around the equipment bay.
|
Plumbing or Component Leak | View Details |
No matching codes found
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