York air error codes

If you’re familiar with error codes output by York air conditioners, you can remove some of malfunctions on your own. Refer to the check list below to identify the at fault parts. You may use it as a guide for troubleshooting the air conditioner system on your own or tell this code to the techs if you decide to call for service.

York VITALITY series air error codes

CodeDescription
11/21/31Discharge temperature exceeded
12/22/32High-pressure switch, outdoor fan thermal switch or compressor module ther- mal switch (depending on model)
13/23/33Low pressure switch
14Indoor fan thermal switch
15/25/35Repeated cold start-up or suction temperature < -25 °C
41Gas control 1 or resistor 1 fault
42Gas control 2 or resistor 2 fault
43Resistor stage 3 fault
44Resistor stage 4 fault
45Fault in economiser or hot water coil (outdoor supply, water return sensor)
46Smoke detector, high temperature, or supply temperature >80 °C
91Ambient sensor open or short circuited
92Internal sensor not calibrated
93Communication error
94fault with AL terminal connected
95S5 digital sensor not detected
96S6 digital sensor not detected
97S7 digital sensor not detected
98S8 digital sensor not detected
99Digital outdoor sensor not detected

York YHKMXH009BARR-FX air error codes

No.failure descriptionindoor running LED flash times
1ambient temperature sensor failure1
2coil temperature sensor failure2
3EEPROM failure4
4communication failure between indoor and outdoor7
5communication failure between indoor and wired controller8
6drainage failure12
7current detecting at 0 point13
8assistant coil temperature sensor failure15
9outdoor failureindoor timer LED flash

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