Hisense Control Input / Start Circuit Fault

Air fryer powers on but will not start when Start button is pressed.

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Possible Causes

Unresponsive touch panel, Faulty Start button contact, Basket not detected by safety switch, Firmware lock or child lock mode active

How to Fix / Troubleshooting

Safety first: Unplug the unit before opening the control panel.

  • Check user settings: Ensure any child lock or safety lock feature is disabled according to the user manual. Confirm the timer and temperature are set.
  • Verify basket insertion: Fully insert the basket/drawer until it clicks. The unit will not start if the safety switch is not engaged.
  • Test Start button: If other buttons respond but Start does not, the touch panel or button contact may be faulty. Access the control panel and inspect for cracks or liquid damage.
  • Inspect basket switch: Locate the basket microswitch and test it with a multimeter for continuity when the drawer is inserted. Replace if defective.
  • Replace touch PCB if needed: If the Start button area is unresponsive and the ribbon cable is intact, replace the touch control PCB.
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Repair Difficulty

Easy 2/5

Required Part

Touch Control PCB
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