Carrier · Heat pump
Status code recall Status code recall mode (25VNA8/24VNA9)
What the display is showing
Mode that replays the most recent, highest-priority active status code on the amber STATUS LED. Active codes are kept in memory even without power. The unit does not heat or cool while the forced defrost pins are shorted.
Applies to: Carrier Infinity 25VNA8/24VNA9
What to do
- Turn the unit power OFF.
- Short the FORCED DEFROST connector (J2 on the board) with a clip wire.
- Turn power ON; the amber LED flashes the stored code.
- Read the code (short flashes = first digit, long flashes = second digit).
- Power down and remove the short.
Models that show this code
7 models in Carrier Infinity 18VS 25VNA8
Other codes on the same units
- LED1 MOC red LED1 (sizes 25-60)
- LED3 MOC amber LED3 (sizes 25-60)
- LED200 MOC red LED (sizes 13, 24B)
- LED207 MOC amber LED (sizes 13, 24B)
- COMM LED Green COMM LED on - communicating
- Charging mode Refrigerant charging mode (25VNA8/24VNA9, communicating)
- Curtailment Utility curtailment shown on user interface
- ON Amber STATUS LED on solid - standby
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Source: Carrier 25VNA8/24VNA9 service manual, Status Codes - Status Code Recall Mode, p.14. Summarized in our own words; check the original manual for your model.
For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.