Field Actions
DISPATCHAlways disconnect appliance from 230V/400V mains before opening panels. Use CAT III multimeter for circuit testing.
Frequently Asked Questions: Korting C03
FAQ TREEWhat does error code C03 mean on a Korting appliance?
Korting error code C03 indicates: Körting KHI / KHC PowerBoost FlexInduction & HiLight Ceramic Hob: Diagnostic fault code C03 registered by the microcomputer controller. Induction power module IGBT aluminum heatsink over-temperature (>95°C recorded by thermistor).
What is the root cause of Korting error code C03?
The primary root cause for Korting code C03 is: On Körting domestic and cooking appliances engineered on Gorenje-Hisense platforms engineered with E.G.O. induction generator, 100 kΩ surface thermistors at 25°C, IGBT switches with thermal compound, 12V DC cooling fan, and touch slider UI: cooling fan stalled by foreign object, under-counter air ventilation gaps blocked, or thermal grease dried out. Metrological tolerance verification: heatsink NTC resistance 10.0 kΩ at 25°C, 1.2 kΩ at 85°C; 12V DC cooling fan draws 150-250 mA..
How do I fix or resolve Korting error code C03?
To resolve error code C03: Disconnect mains power before servicing. Unplug the harness at the main PCB and use a calibrated digital multimeter: inspect under-counter clearance (min 20mm), spin fan manually and measure heatsink NTC resistance (~10 kΩ). Inspect contacts for pin oxidation or loose terminals. Replace defective part if out of tolerance, re-energize and clear error: Disconnect electrical supply at the fuse board for 90 seconds. Restore power, touch and hold Key Lock for 5 seconds until acoustic signal indicates calibration reset.
Is it safe to clear Korting error code C03 by resetting power?
Resetting power (unplugging for 5–10 minutes) clears temporary memory errors. However, if Korting code C03 persists, the physical component causing On Körting domestic and cooking appliances engineered on Gorenje-Hisense platforms engineered with E.G.O. induction generator, 100 kΩ surface thermistors at 25°C, IGBT switches with thermal compound, 12V DC cooling fan, and touch slider UI: cooling fan stalled by foreign object, under-counter air ventilation gaps blocked, or thermal grease dried out. Metrological tolerance verification: heatsink NTC resistance 10.0 kΩ at 25°C, 1.2 kΩ at 85°C; 12V DC cooling fan draws 150-250 mA. must be inspected or replaced.
How do I test electrical resistance for Korting code C03 using a multimeter?
Set a digital multimeter to ohms (Ω). Disconnect power and test NTC Temperature Sensor Probe (Thermistor) across Across sensor pins 1-2 (unplugged harness). Expected nominal reading is 4.8kΩ–12kΩ (at 20°C–25°C). Tolerance: Negative temperature coefficient: resistance drops smoothly when warmed with fingers. OL = open circuit..
What safety protocol must be followed before servicing Korting code C03?
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.
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