York JDOH Series Original Instructions Manual page 34

Code Category
01 Indoor Unit Activation of Protection Device
02 Outdoor Unit Activation of Protection Device
Abnormality between Indoor and
03 Transmission
Outdoor (or Outdoor and Outdoor)
Abnormality between Inverter PCB and Outdoor PCB
04 Transmission
Abnormality between Fan Controller and Outdoor PCB
05 Supply Phase Abnormality Power Source Phases
06 Voltage Abnormal Inverter Voltage
07 Cycle Decrease in Discharge Gas Superheat
08 Cycle Increase in Discharge Gas Temperature
11 Inlet Air Thermistor
12 Outlet Air Thermistor
Sensor on
Indoor Unit
13 Freeze Protection Thermistor
14 Gas Piping Thermistor
19 Fan Motor Activation of Protection Device for Indoor Fan
21 High Pressure Sensor
22 Outdoor Air Thermistor
Sensor on
23 Discharge Gas Thermistor
Outdoor Unit
24 Evaporating Piping Thermistor
29 Low Pressure Sensor
31 Incorrect Capacity of Outdoor Unit and Indoor Unit
35 Incorrect Setting of Indoor Unit No.
System
38 Abnormality of Protective Circuit in Outdoor Unit
Activation of Low Pressure Decrease Protection
43
Device
44 Activation of Low Pressure Increase Protection Device
Protection
45 Device Activation of High Pressure Increase Protection Device
Activation of Low Pressure Decrease Protection
47
Device (Vacuum Operation)
48 Activation of Inverter Overcurrent Protection Device
51 Sensor Abnormal Current Sensor
53 Inverter Error Signal Detection
Inverter
54 Increase of Inverter Fin Temperature
55 Inverter Failure
Outdoor Fan
57 Abnormality of Fan Motor
Motor
EE Compressor Compressor Protection Alarm
Outdoor Unit
b1 Incorrect Outdoor Unit No. Setting
No. Setting
Indoor Unit
b5 Incorrect Indoor Unit No. Setting
No. Setting
Table 7.3 Alarm Code
Content of Abnormality
27
Leading Cause
Activation of Float Switch, High Level in Drain Pan
Activation of PSH, Pipe Clogging, Excessive
Refrigerant, Inert Gas Mixing
Incorrect Wiring, Loose Terminals, Disconnect Wire,
Tripping of Fuse
Transmission Failure (Loose Connector)
Incorrect Power Source, Connection to Reversed-
Phase, Open Phase
Outdoor Voltage Drop, Insufficient Power Capacity
Excessive Refrigerant Charge,
Failure of Thermistor, Incorrect Wiring
Insufficient Refrigerant Charge, Pipe Clogging,
Failure of Thermistor, Incorrect Wiring
Incorrect Wiring, Disconnecting Wiring
Fan Motor Overheat, Locking
Incorrect Wiring, Disconnecting Wiring
Incorrect Setting of Capacity Combination
Duplication of Indoor Unit No.
Failure of Protection Detecting Circuit
(Failure of Protection Detecting Device, Abnormality
of Outdoor PCB, Incorrect Wiring of PCB)
Defective Compression (Failure of Compressor of
Inverter, Loose Power Supply Connection)
Overload at Cooling, High Temp. at Heating, Locking
(Loose Connector)
Overload Operation (Clogging, Short-Pass), Pipe
Clogging, Insufficient Refrigerant, Inert Gas Mixing
Insufficient Refrigerant, Refrigerant Piping Clogging,
Locking (Loose Connector)
Overload Operation, Compressor Failure
Current Sensor Failure
Driver IC Error Signal Detection (Protection for
Overcurrent, Low Voltage, Short-Circuit)
Abnormal Inverter Fin Thermistor, Heat Exchanger
Clogging, Abnormal Fan
Inverter PCB Failure
Disconnecting Wiring or Incorrect Wiring between
Control PCB (PCB1) and Fan Relay PCB (PCB3,
PCB5), Failure of Fan Motor
Failure of Compressor
Over 64 No. is Set for Address or Refrigerant Cycle.
More than 17 Non-Corresponding to H-LINKII Units
are Connected to One System.