Rug Doctor
Rug Doctor Carpet Cleaners Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Rug Doctor digital carpet cleaner will not power on; display shows E1 immediately when plugged in or when power button is pressed.
Main Power Input or Line Voltage Error
E2
Rug Doctor digital carpet cleaner powers on but the vacuum motor does not run; display shows E2 when trying to start cleaning mode.
Vacuum Motor Circuit Fault
E3
Rug Doctor digital carpet cleaner will not spray solution; display shows E3 when the spray trigger is pulled or cleaning mode is selected.
Solution Pump Circuit Fault
E4
Rug Doctor digital carpet cleaner shuts down during use and displays E4; unit may restart after cooling.
Overheat / Thermal Protection Trip
E5
Rug Doctor digital carpet cleaner display shows E5 and the brush motor will not run; vacuum and pump may still operate.
Brush Motor or Brush Drive Fault
E6
Rug Doctor digital carpet cleaner shows E6 and shuts down when the handle is moved or tilted; unit may work only in certain positions.
Tilt / Position Sensor Fault
E7
Rug Doctor digital carpet cleaner shows E7 and will not allow operation; often occurs after a spill into the control area or heavy moisture exposure.
Moisture / Leak Detection Fault
E8
Rug Doctor digital carpet cleaner shows E8 and the solution pump cycles on and off rapidly or will not run steadily.
Low Water / Flow Sensor Fault
E9
Rug Doctor digital carpet cleaner shows E9 and none of the motors will start; keypad may still respond.
Internal Communication or Control Board Fault
FILL
Rug Doctor digital carpet cleaner displays FILL and will not allow spray function to start.
Clean Water Tank Not Detected
FULL
Rug Doctor digital carpet cleaner displays FULL and suction stops; unit may still spray solution.
Recovery Tank Full Sensor Activation
LO
Rug Doctor digital carpet cleaner display shows LO or LOW and the solution pump will not run; vacuum may still operate.
Low Solution Level Warning
Symptom
Rug Doctor carpet cleaner brush does not rotate, but suction and spray work normally.
Brush Drive Failure
Symptom
Rug Doctor carpet cleaner digital buttons or touch controls do not respond or respond intermittently.
Keypad / Control Panel Failure
Symptom
Rug Doctor carpet cleaner digital display is blank or unreadable, but the machine still runs.
Display Module or Backlight Failure
Symptom
Rug Doctor carpet cleaner emits a burning smell or visible smoke during use.
Electrical Overheating or Belt Slippage
Symptom
Rug Doctor carpet cleaner handle trigger feels loose or does not activate spray or suction modes.
Trigger or Control Linkage Failure
Symptom
Rug Doctor carpet cleaner has a persistent musty or foul odor during use.
Microbial Growth in Tanks or Hoses
Symptom
Rug Doctor carpet cleaner has weak suction; carpets remain very wet and little dirty water is collected in the recovery tank.
Low Suction / Poor Extraction
Symptom
Rug Doctor carpet cleaner leaks clean water or solution from the bottom of the machine when not in use.
Solution System Leak
Symptom
Rug Doctor carpet cleaner leaks dirty water from the rear or bottom during or after use.
Recovery System Leak
Symptom
Rug Doctor carpet cleaner leaves carpets overly wet even after multiple suction passes.
Excessive Residual Moisture
Symptom
Rug Doctor carpet cleaner leaves streaks or uneven cleaning lines on the carpet.
Uneven Solution Distribution or Brush Contact
Symptom
Rug Doctor carpet cleaner leaves visible dirty water streaks behind the machine after a pass.
Recovery Tank or Floor Head Seal Failure
Symptom
Rug Doctor carpet cleaner makes a high-pitched whine or screech from the motor area, especially under load.
Vacuum Motor Bearing Wear
Symptom
Rug Doctor carpet cleaner makes a loud grinding or rattling noise from the brush area during operation.
Brush Drive Mechanical Failure
Symptom
Rug Doctor carpet cleaner powers on but will not spray cleaning solution when the trigger or lever is pressed.
No Solution Spray
Symptom
Rug Doctor carpet cleaner shuts off intermittently during use and restarts after a short time.
Intermittent Power Loss / Thermal Trip
Symptom
Rug Doctor carpet cleaner solution continues to spray even when the trigger is released.
Stuck Solution Valve
Symptom
Rug Doctor carpet cleaner solution tank empties very quickly and carpets feel soapy or sticky after drying.
Over-Dispensing of Solution
Symptom
Rug Doctor carpet cleaner solution tank remains full; no solution is used during cleaning even though the pump can be heard.
No Solution Flow from Tank
Symptom
Rug Doctor carpet cleaner trips the household circuit breaker or GFCI outlet when turned on.
Electrical Short or Ground Fault
Symptom
Rug Doctor carpet cleaner vibrates excessively or feels unstable during operation.
Excessive Vibration / Imbalance
Symptom
Rug Doctor carpet cleaner will not turn on at all; no lights or sounds, no digital display (if equipped).
No Power / Dead Appliance
Symptom
Rug Doctor upholstery or stair tool does not spray solution, but the main floor nozzles spray normally.
Accessory Tool Spray Failure
Symptom
Rug Doctor upholstery or stair tool has no suction, while the main floor head suction is normal.
Accessory Tool Suction Loss
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Rug Doctor digital carpet cleaner will not power on; display shows E1 immediately when plugged in or when power button is pressed.
|
Main Power Input or Line Voltage Error | View Details |
| E2 |
Rug Doctor digital carpet cleaner powers on but the vacuum motor does not run; display shows E2 when trying to start cleaning mode.
|
Vacuum Motor Circuit Fault | View Details |
| E3 |
Rug Doctor digital carpet cleaner will not spray solution; display shows E3 when the spray trigger is pulled or cleaning mode is selected.
|
Solution Pump Circuit Fault | View Details |
| E4 |
Rug Doctor digital carpet cleaner shuts down during use and displays E4; unit may restart after cooling.
|
Overheat / Thermal Protection Trip | View Details |
| E5 |
Rug Doctor digital carpet cleaner display shows E5 and the brush motor will not run; vacuum and pump may still operate.
|
Brush Motor or Brush Drive Fault | View Details |
| E6 |
Rug Doctor digital carpet cleaner shows E6 and shuts down when the handle is moved or tilted; unit may work only in certain positions.
|
Tilt / Position Sensor Fault | View Details |
| E7 |
Rug Doctor digital carpet cleaner shows E7 and will not allow operation; often occurs after a spill into the control area or heavy moisture exposure.
|
Moisture / Leak Detection Fault | View Details |
| E8 |
Rug Doctor digital carpet cleaner shows E8 and the solution pump cycles on and off rapidly or will not run steadily.
|
Low Water / Flow Sensor Fault | View Details |
| E9 |
Rug Doctor digital carpet cleaner shows E9 and none of the motors will start; keypad may still respond.
|
Internal Communication or Control Board Fault | View Details |
| FILL |
Rug Doctor digital carpet cleaner displays FILL and will not allow spray function to start.
|
Clean Water Tank Not Detected | View Details |
| FULL |
Rug Doctor digital carpet cleaner displays FULL and suction stops; unit may still spray solution.
|
Recovery Tank Full Sensor Activation | View Details |
| LO |
Rug Doctor digital carpet cleaner display shows LO or LOW and the solution pump will not run; vacuum may still operate.
|
Low Solution Level Warning | View Details |
| – |
Rug Doctor carpet cleaner brush does not rotate, but suction and spray work normally.
|
Brush Drive Failure | View Details |
| – |
Rug Doctor carpet cleaner digital buttons or touch controls do not respond or respond intermittently.
|
Keypad / Control Panel Failure | View Details |
| – |
Rug Doctor carpet cleaner digital display is blank or unreadable, but the machine still runs.
|
Display Module or Backlight Failure | View Details |
| – |
Rug Doctor carpet cleaner emits a burning smell or visible smoke during use.
|
Electrical Overheating or Belt Slippage | View Details |
| – |
Rug Doctor carpet cleaner handle trigger feels loose or does not activate spray or suction modes.
|
Trigger or Control Linkage Failure | View Details |
| – |
Rug Doctor carpet cleaner has a persistent musty or foul odor during use.
|
Microbial Growth in Tanks or Hoses | View Details |
| – |
Rug Doctor carpet cleaner has weak suction; carpets remain very wet and little dirty water is collected in the recovery tank.
|
Low Suction / Poor Extraction | View Details |
| – |
Rug Doctor carpet cleaner leaks clean water or solution from the bottom of the machine when not in use.
|
Solution System Leak | View Details |
| – |
Rug Doctor carpet cleaner leaks dirty water from the rear or bottom during or after use.
|
Recovery System Leak | View Details |
| – |
Rug Doctor carpet cleaner leaves carpets overly wet even after multiple suction passes.
|
Excessive Residual Moisture | View Details |
| – |
Rug Doctor carpet cleaner leaves streaks or uneven cleaning lines on the carpet.
|
Uneven Solution Distribution or Brush Contact | View Details |
| – |
Rug Doctor carpet cleaner leaves visible dirty water streaks behind the machine after a pass.
|
Recovery Tank or Floor Head Seal Failure | View Details |
| – |
Rug Doctor carpet cleaner makes a high-pitched whine or screech from the motor area, especially under load.
|
Vacuum Motor Bearing Wear | View Details |
| – |
Rug Doctor carpet cleaner makes a loud grinding or rattling noise from the brush area during operation.
|
Brush Drive Mechanical Failure | View Details |
| – |
Rug Doctor carpet cleaner powers on but will not spray cleaning solution when the trigger or lever is pressed.
|
No Solution Spray | View Details |
| – |
Rug Doctor carpet cleaner shuts off intermittently during use and restarts after a short time.
|
Intermittent Power Loss / Thermal Trip | View Details |
| – |
Rug Doctor carpet cleaner solution continues to spray even when the trigger is released.
|
Stuck Solution Valve | View Details |
| – |
Rug Doctor carpet cleaner solution tank empties very quickly and carpets feel soapy or sticky after drying.
|
Over-Dispensing of Solution | View Details |
| – |
Rug Doctor carpet cleaner solution tank remains full; no solution is used during cleaning even though the pump can be heard.
|
No Solution Flow from Tank | View Details |
| – |
Rug Doctor carpet cleaner trips the household circuit breaker or GFCI outlet when turned on.
|
Electrical Short or Ground Fault | View Details |
| – |
Rug Doctor carpet cleaner vibrates excessively or feels unstable during operation.
|
Excessive Vibration / Imbalance | View Details |
| – |
Rug Doctor carpet cleaner will not turn on at all; no lights or sounds, no digital display (if equipped).
|
No Power / Dead Appliance | View Details |
| – |
Rug Doctor upholstery or stair tool does not spray solution, but the main floor nozzles spray normally.
|
Accessory Tool Spray Failure | View Details |
| – |
Rug Doctor upholstery or stair tool has no suction, while the main floor head suction is normal.
|
Accessory Tool Suction Loss | View Details |
No matching codes found
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