Haier GE NS23AM Service Manual page 65

Error Codes:
NOTE: System fault and lockout codes take precedence over system status codes (cooling, heating operating percentages or defrost/dehumidification). Only the latest
active fault or lockout codes are displayed (if present). If no fault or lockout codes are active, then system status codes are displayed.
GF= Gas Furnace, AH=Air Handler, ID=Indoor unit (GF or AH), HP=Heat Pump, AC=Air Conditioner, OD=Outdoor Unit (AC or HP), ZA=Zone system and TS=Thermostat
Inverter Flash
Code
Alert Inverter
Code Code
Red Green
LED LED
2 6
430 26
2 9
433 29
Table 20. Outdoor Control 7-Segment Display Alert Codes - Compressor
31-5000746 Rev. 0
Priority Actual Displayed
Component or System Operational State and Troubleshooting Tip
Condition Alert Text
Compressor start-up failure.
• If condition is detected, outdoor unit will stop (compressor and fan)
• Anti-short cycle is initiated.
• If condition occurs 10 times within 60 consecutive minutes, the
•
• Refer to the unit service documentation for detailed troubleshooting
Service Soon/ OD Inverter
Service Compressor
Urgent Startup Fail
The sequence is:
•
•
NOTE:
•
•
•
Compressor phase current is too high.
• During initial startup, a six minute time delay is implement to prevent
• Error occurs when compressor peak phase current is greater than
•
• If the current remains high, outdoor unit will stop (compressor and
• Cycle timer is initiated.
•
• This alert code may be triggered by the inverter or the GE Appliances
• GE Appliances outdoor control may trigger an this alert code if the
Service Soon/ OD Inverter
Service Compressor
Urgent Over-current
•
• Refer to the unit service documentation for detailed troubleshooting
The sequence is:
•
•
NOTE:
– moderate condition.
system will lockout – critical condition.
procedures.
Red LED: Two Flashes
Green LED: Six Flashes
Inverter normal operations with no error code present is as
follows. Red LED is ON and Green LED is OFF.
Check refrigerant
Replace outdoor control board
Replace inverter.
the alarm from occurring.
28 amps.
reduce the current.
fan) – moderate condition.
system will lockout – critical condition.
variable capacity outdoor (inverter controlled) unit.
code 441 and the compressor speed (in hz) is below the minimum
speed. This will typically occur at start-up. The inverter automatically
increases the compressor minimum speed below 45ºF in the heating
for oil return. If alert code 433 occurs and inverter does not indicate
an inverter code 29, the GE Appliances outdoor control triggered the
alert code 433.
procedures.
Red LED: Two Flashes
Green LED: Nine Flashes
Inverter normal operations with no error code present is as
follows. Red LED is ON and Green LED is OFF.
Page 65
How to Clear Alert
Code
To clear, disconnect
power to outdoor unit
and restart.
To clear alert code
disconnect power to
both the indoor and
outdoor units and
then reconnect pow-
er. Restart system.