Wired Controller Error Codes - Carrier KSACN0901AAA Owner's Manual

WIRED CONTROLLER ERROR CODES

DISPLAY ON IDU AND
WIRED CONTROLLER
EH 00/EH 0A
EL 01
EH 02
EH 03
EC 51
EC 52
EC 53
EC 54
EC 56
EH 60
EH 61
EC 07
EH 0b
EL 0C
PC 00
PC 01
PC 02
PC 04
PC 08
PC 40
PC 03
EH b1
FH 0d
*Check the indoor unit's error display and review the owner's manual if other error codes appear.
NOTE: The error displayed on the wire controller will differ from the error displayed on the unit. If the error code appears,
check the Owner's and Installation Manual and Service Manual for the model number of the unit or wired controller the
error is displayed on.
32
Table 1 — Error Codes
Indoor unit EEPROM parameter error
Indoor/outdoor unit communication error
Zero-crossing signal detection error
Indoor fan operating outside of the normal range
Outdoor unit EEPROM parameter error
T3 is in open circuit or has short circuited
T4 is in open circuit or has short circuited
TP is in open circuit or has short circuited
T2B is in open circuit or has short circuited
T1 is in open circuit or has short circuited
T2 is in open circuit or has short circuited
Outdoor fan operating outside of the normal range
Indoor PCB/Display board communication error
Refrigerant leakage detection
IPM malfunction or IGBT OSCP
Over voltage or over low voltage protection
Compressor or IPM high temp/pressure protection
Inverter compressor drive error
Current overload protection
Comm. error between outdoor chip and compressor chip
Low pressure protection
Indoor board and Multi-function communication error
Ionizer malfunction
Specifications subject to change without notice.
ERROR INFORMATION
OM-KSACN0901-02