Tower
Tower Air Fryers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Display shows E1 and the air fryer will not start or stops shortly after starting.
NTC Temperature Sensor Open Circuit
E2
Display shows E2 and the air fryer will not heat or shuts down quickly.
NTC Temperature Sensor Short Circuit / Overheat Detection
E3
Display shows E3 and the air fryer stops heating or will not start the cooking cycle.
Overtemperature Protection / High-Temp Cut-Out Triggered
E4
Display shows E4 and the unit beeps and refuses to start or stops mid-cycle.
Overvoltage / Undervoltage or Internal Power Supply Fault
E5
Display shows E5 and the air fryer will not start or stops heating shortly after starting.
Heater Circuit Fault / Open Heating Element
E6
Display shows E6 and the unit will not start or shuts off quickly.
Fan Motor Fault / Fan Tachometer Error
E7
Display shows E7 and the air fryer beeps and refuses to start.
Door/Basket Position Sensor Fault
E8
Display shows E8 and the unit powers on but will not heat or start a program.
Internal Communication Error Between Display Board and Main Control PCB
E9
Display shows E9 and the air fryer will not start any cooking program.
EEPROM / Memory Error on Control PCB
Err
Display shows ERR or Error and the unit will not respond to button presses.
General Control Panel / Keypad Fault
H1
Display shows H1 or HI and the unit beeps, indicating excessive temperature.
Cavity Overheat Condition
H2
Display shows H2 or LO and the unit does not reach set temperature.
Low Temperature / Underheat Detection
Symptom
Air fryer beeps repeatedly and will not start, even though the display looks normal.
Safety Interlock / Error Beep Without Code
Symptom
Air fryer does not power on at all (no lights, no display).
No Power / Dead Appliance
Symptom
Air fryer drawer is difficult to insert or remove, or gets stuck.
Drawer / Basket Rail Misalignment
Symptom
Air fryer emits a burning smell or smoke during use.
Overheating / Residue Combustion
Symptom
Air fryer fan does not run (no airflow noise) but heater may still get hot.
Fan Motor Failure
Symptom
Air fryer has a strong plastic or chemical smell even after multiple uses.
Off-Gassing / Residual Manufacturing Oils
Symptom
Air fryer heats but takes much longer than normal to cook food.
Reduced Heating Performance / Weak Element
Symptom
Air fryer leaks oil or liquid onto the countertop.
Leakage from Drawer / Basket Assembly
Symptom
Air fryer makes loud rattling or grinding noises during operation.
Mechanical Noise / Fan or Motor Imbalance
Symptom
Air fryer powers on but will not start when pressing the start button.
Start Command / User Interface Logic Fault
Symptom
Air fryer runs but does not heat (fan runs, timer counts down, food remains cold).
No Heat / Heating Element Not Energized
Symptom
Air fryer shuts off before the timer reaches zero.
Unexpected Power Loss / Thermal Cut-Out Activation
Symptom
Air fryer trips the household circuit breaker or RCD when plugged in or turned on.
Electrical Short or Earth Leakage
Symptom
Basket coating is peeling or flaking off.
Non-Stick Coating Degradation
Symptom
Buttons on the touch panel are unresponsive or respond intermittently.
Keypad / Touch Sensor Failure
Symptom
Condensation or water droplets form around the control panel or vents.
Excessive Steam / Condensation Management Issue
Symptom
Display and lights flicker or reset during cooking.
Intermittent Power Supply / Voltage Drop
Symptom
Display is very dim or segments are missing, but unit still operates.
LED Display Degradation or Connection Fault
Symptom
Exterior of the air fryer becomes excessively hot to touch during use.
Insulation / Heat Shield Degradation
Symptom
Food cooks unevenly (some areas burnt, others undercooked).
Uneven Airflow / Temperature Distribution
Symptom
Strong electrical or ozone-like smell from the top of the unit.
Electrical Arcing / Component Overheating
Symptom
Timer counts down but heater and fan do not run (silent operation).
Output Drive Failure on Control PCB
Symptom
Unit vibrates excessively or moves on the countertop during operation.
Mechanical Vibration / Imbalance
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Display shows E1 and the air fryer will not start or stops shortly after starting.
|
NTC Temperature Sensor Open Circuit | View Details |
| E2 |
Display shows E2 and the air fryer will not heat or shuts down quickly.
|
NTC Temperature Sensor Short Circuit / Overheat Detection | View Details |
| E3 |
Display shows E3 and the air fryer stops heating or will not start the cooking cycle.
|
Overtemperature Protection / High-Temp Cut-Out Triggered | View Details |
| E4 |
Display shows E4 and the unit beeps and refuses to start or stops mid-cycle.
|
Overvoltage / Undervoltage or Internal Power Supply Fault | View Details |
| E5 |
Display shows E5 and the air fryer will not start or stops heating shortly after starting.
|
Heater Circuit Fault / Open Heating Element | View Details |
| E6 |
Display shows E6 and the unit will not start or shuts off quickly.
|
Fan Motor Fault / Fan Tachometer Error | View Details |
| E7 |
Display shows E7 and the air fryer beeps and refuses to start.
|
Door/Basket Position Sensor Fault | View Details |
| E8 |
Display shows E8 and the unit powers on but will not heat or start a program.
|
Internal Communication Error Between Display Board and Main Control PCB | View Details |
| E9 |
Display shows E9 and the air fryer will not start any cooking program.
|
EEPROM / Memory Error on Control PCB | View Details |
| Err |
Display shows ERR or Error and the unit will not respond to button presses.
|
General Control Panel / Keypad Fault | View Details |
| H1 |
Display shows H1 or HI and the unit beeps, indicating excessive temperature.
|
Cavity Overheat Condition | View Details |
| H2 |
Display shows H2 or LO and the unit does not reach set temperature.
|
Low Temperature / Underheat Detection | View Details |
| – |
Air fryer beeps repeatedly and will not start, even though the display looks normal.
|
Safety Interlock / Error Beep Without Code | View Details |
| – |
Air fryer does not power on at all (no lights, no display).
|
No Power / Dead Appliance | View Details |
| – |
Air fryer drawer is difficult to insert or remove, or gets stuck.
|
Drawer / Basket Rail Misalignment | View Details |
| – |
Air fryer emits a burning smell or smoke during use.
|
Overheating / Residue Combustion | View Details |
| – |
Air fryer fan does not run (no airflow noise) but heater may still get hot.
|
Fan Motor Failure | View Details |
| – |
Air fryer has a strong plastic or chemical smell even after multiple uses.
|
Off-Gassing / Residual Manufacturing Oils | View Details |
| – |
Air fryer heats but takes much longer than normal to cook food.
|
Reduced Heating Performance / Weak Element | View Details |
| – |
Air fryer leaks oil or liquid onto the countertop.
|
Leakage from Drawer / Basket Assembly | View Details |
| – |
Air fryer makes loud rattling or grinding noises during operation.
|
Mechanical Noise / Fan or Motor Imbalance | View Details |
| – |
Air fryer powers on but will not start when pressing the start button.
|
Start Command / User Interface Logic Fault | View Details |
| – |
Air fryer runs but does not heat (fan runs, timer counts down, food remains cold).
|
No Heat / Heating Element Not Energized | View Details |
| – |
Air fryer shuts off before the timer reaches zero.
|
Unexpected Power Loss / Thermal Cut-Out Activation | View Details |
| – |
Air fryer trips the household circuit breaker or RCD when plugged in or turned on.
|
Electrical Short or Earth Leakage | View Details |
| – |
Basket coating is peeling or flaking off.
|
Non-Stick Coating Degradation | View Details |
| – |
Buttons on the touch panel are unresponsive or respond intermittently.
|
Keypad / Touch Sensor Failure | View Details |
| – |
Condensation or water droplets form around the control panel or vents.
|
Excessive Steam / Condensation Management Issue | View Details |
| – |
Display and lights flicker or reset during cooking.
|
Intermittent Power Supply / Voltage Drop | View Details |
| – |
Display is very dim or segments are missing, but unit still operates.
|
LED Display Degradation or Connection Fault | View Details |
| – |
Exterior of the air fryer becomes excessively hot to touch during use.
|
Insulation / Heat Shield Degradation | View Details |
| – |
Food cooks unevenly (some areas burnt, others undercooked).
|
Uneven Airflow / Temperature Distribution | View Details |
| – |
Strong electrical or ozone-like smell from the top of the unit.
|
Electrical Arcing / Component Overheating | View Details |
| – |
Timer counts down but heater and fan do not run (silent operation).
|
Output Drive Failure on Control PCB | View Details |
| – |
Unit vibrates excessively or moves on the countertop during operation.
|
Mechanical Vibration / Imbalance | View Details |
No matching codes found
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