![]() Potential cause and action: Control is not detecting a model plug/ detects an invalid one. Inspect wiring to User Interface and the indoor & outdoor units Potential cause and action: Communication with the user interface lost. Heater output sensed On when not energizedĬarrier thermostat error codes Error code 16įault description: System Commu-nications Failure a combination of three(3) hi & low cycles will bring this event on older platform 2 stage models.Ĭarrier infinity fault codes – Fan Coil Generated error codes (commonest) Flash error code Potential cause and action: Thermal cutout occurs in three consecutive high cycles in new platform outdoor units. On cyclesįlash Code on Outdoor Board: 82 for 24ANA, 25HNA 187A, 180A, 286A, 288A and 6 for 38TDB, YDB 598B, 698B modelsįault description: Hi Capacity thermal Lockout Potential cause and action: Control detects thermal cutout in 3 consecutive low stage. Check.įlash Code on Outdoor Board: 81 for 24ANA, 25HNA 187A, 180A, 286A, 288A and 6 for 38TDB, YDB 598B, 698B modelsįault description: Low Capacity thermal Lockout Potential triggers: disconnect removed or perhaps high-voltage not connected. Potential cause and action: Voltage not present on run capacitor when compressor should be starting. Check them.įlash Code on Outdoor Board: 47 for 24ANA, 25HNA 187A, 180A, 286A, 288A and 6 for 38TDB, YDB 598B, 698B modelsįault description: No high voltage to outdoor unit. ![]() Likely reasons are internal compressor over-load trip or the start relay failing to release. Potential cause and action: Voltage present on run capacitor in hi speed then disappears. Check these.įlash Code on Outdoor Board: 72 for 24ANA, 25HNA 187A, 180A, 286A, 288A and 6 for 38TDB, YDB 598B, 698B modelsįault description: High Capacity Thermal Cutout Potential cause and action: Voltage present on run capacitor in low speed then disappears. Might be caused by stuck contactor, if contactor has been manually pushed in (by technician)įlash Code on Outdoor Board: 71 for 24ANA, 25HNA 187A, 180A, 286A, 288A and 6 for 38TDB, YDB 598B, 698B modelsįault description: Low Capacity Thermal Cutout Potential cause and action: Voltage sensed at run capacitor when no call for compressor operation. Ohm out sensors and check wiring.įlash Code on Outdoor Board: 6 for 38TDB, YDB 598B, 698B models and 73 for 24ANA, 25HNA 187A, 180A, 286A, 288A ![]() Ensure the outdoor sensor is placed outside cabinet. Potential cause and action: Improper relationship between coil sensor and outdoor sensor. Potential cause and action: Ohm out sensor fault and check wiring.įlash Code on Outdoor Board: 34 for 38TDB, YDB 598B, 698B models and 56 for 24ANA, 25HNA 187A, 180A, 286A, 288Aįault description: Thermistor Range Error May also indicate lost communication with the outdoor unit.įlash Code on Outdoor Board: 4 for 38TDB, YDB 598B, 698B models and 55 for 24ANA, 25HNA 187A, 180A, 286A, 288Aįault description: Coil Temp Sensor issue Potential cause and action: Ohm out sensor and check wiring. Re-Check refrigerant charge and the coils for air flow restrictions.įlash Code on Outdoor Board: 3 for 38TDB, YDB 598B, 698B models and 53 for 24ANA, 25HNA 187A, 180A, 286A, 288Aįault description: Outside Temp Sensor issue Potential cause and action: High-pressure switch trip. Potential cause and action: Switch is monitored at allįlash Code on Outdoor Board: 52 for 38TDB, YDB 598B, 698B models and 31 for 24ANA, 25HNA 187A, 180A, 286A, 288Aįault description: High Pressure Switch trip Carrier infinity fault codes -Outdoor Unit Generated error codes (assorted models)įlash Code on Outdoor Board: 51 for 38TDB, YDB 598B, 698B models and 32 for 24ANA, 25HNA 187A, 180A, 286A, 288Aįault description: Low Pressure Switch trip Use this detailed carrier infinity troubleshooting guide to service your product…. Carrier infinity fault codes – guide to troubleshooting various carrier infinity error codes It’s worth mentioning that we will also look at some of the most common Carrier thermostat error codes and even the commonest carrier infinity furnace fault codes. Use this carrier infinity fault codes troubleshooting guide to fix your unit and beat the blistering heat the peak of summers bring. Luckily, the displayed fault codes can give you a clue about the exact malfunctioning part to help you resolve the issue.Īnd the good thing is that a great deal of the problems have uncomplicated solutions. As an Amazon affiliate, we earn a commision from qualifying purchases.Ĭarrier infinity is one of the most dependable air conditioning units you can have.īut like any other air con, a problem may occasionally arise that prevents the AC from cooling efficiently, leaving you exposed to scorching heat when summer comes around.
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