Carrier XCT 7 Series Installation And Owner's Manual page 31

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