Kitchenaid F31

Kitchenaid error code F31 indicates: KitchenAid Even-Heat Sensor Drying & Whisper Quiet Tumble Dryer: Low line voltage on L2 power leg F31; dryer motor tumbles normally but heating element receives no 240V power..

The primary root cause for Kitchenaid code F31 is: On Kitchenaid dryers (KitchenAid premium culinary engineering, Clean Water Wash micro-filtration, and Even-Heat precision controls): One half of double-pole 30-amp circuit breaker tripped at household electrical panel, or burned brass screw terminal at power cord block..

To resolve error code F31: Reset double-pole circuit breaker at panel. Measure AC line voltage at terminal block with multimeter: must measure 240V AC between L1 and L2 (120V AC from L1/L2 to Neutral). Press and hold More Time and Less Time keys simultaneously for 5 seconds until console displays 88 and enters factory test calibration routine.

Resetting power (unplugging for 5–10 minutes) clears temporary memory errors. However, if Kitchenaid code F31 persists, the physical component causing On Kitchenaid dryers (KitchenAid premium culinary engineering, Clean Water Wash micro-filtration, and Even-Heat precision controls): One half of double-pole 30-amp circuit breaker tripped at household electrical panel, or burned brass screw terminal at power cord block. must be inspected or replaced.

Set a digital multimeter to ohms (Ω). Disconnect power and test Immersion / Air Heating Element & Klixon Thermostat across Between element terminals (unwired). Insulation to earth casing: >20MΩ (OL). Expected nominal reading is 25Ω–28Ω (230V / 2000W) / <0.5Ω (Safety Klixon closed). Tolerance: Formula R = V²/P (±5%). Any earth leakage reading below 2MΩ will trip the domestic 30mA RCD breaker..

Standard electrical safety protocol: 1. Disconnect 230V mains power before opening panels. 2. Verify zero voltage at test points. 3. Allow hot water or heating elements to cool below 30°C before handling.