Carrier XCT 7 Series - Test Run and Fault Code; Malfunction Code Sheet

Test Run & Fault Code
Malfunction Flash frequency of
malfunction lamp
Error code Note
Fault in indoor unit ambient temp.
transducer TA
1 01 Resumable
Fault in indoor unit pipe temp.
transducer TC1
2 02
Resumable
Fault in indoor unit pipe temp.
transducer TC2
3 03
Resumable
I
4 04
Fault of indoor unit EEPROM 5 05 Unresum-
able
Fault in communication between
indoor and outdoor units
6 06
Alarm after continuous can’t
communicate with outdoor units
for 3-minute, resumable
Fault in communication between
indoor and wired controller
7 07 Resumable
Drainage malfunction 8 08 Resumable
Fault in the duplicate indoor unit
address
9 09
Unresum-
able
50Hz Zero-crossing 12 12
I
Communication error with
849 & 807
13 13
I
Fault of the DC motor
14 14
I
Fault in the BS valve box or 4MV
Reverse
18 18
I
Fault of Move eye 19 19
I
Fault in the outdoor unit 20 20
I
Malfunction code sheet
24
English