CIAT Connect 2 - Page 99

97
Hexadecimal bit
No.
Bit No.
decimal
Description
Type
0x0d to 0x0f reserved (continued)
0x15
21
Pump fault, 1 loop
Read-only
1 = Fault
0x16
22
Pump fault, 2 loops
Read-only
1 = Fault
0x17
23
Heat exchanger inlet sensor fault
Read-only
1 = Fault
0x18
24
Heat exchanger outlet sensor fault
Read-only
1 = Fault
0x19
25
Outdoor temperature sensor fault
Read-only
1 = Fault
0x1a
26
Condenser sensor fault
Read-only
1 = Fault
0x1b
27
Manifold outlet sensor fault
Read-only
1 = Fault
0x1c
28
Fan fault
Read-only
1 = Fault
0x1d
29
EEPROM FAULT
Read-only
1 = Fault
0x1e
30
Loop inlet sensor fault (MULTICONNECT)
Read-only
1 = Fault
0x1f
31
Loop outlet sensor fault (MULTICONNECT)
Read-only
1 = Fault
0x20
32
AEROCONNECT link fault
Read-only
1 = Fault
0x21
33
Outdoor temperature too high in cooling mode
Read-only
1 = Fault
0x22
34
Change of operating mode fault
Read-only
1 = Fault
0x23
35
Winter protection
Read-only
1 = Fault
0x24
36
Exchanger ambient sensor fault
Read-only
1 = Fault
0x25 to 0x3f reserved
0x40
64
Circuit 1 fault summary
Read-only
1 = Fault
0x41
65
Stage 1, circuit 1 fault
Read-only
1 = Fault
0x42
66
Stage 2, circuit 1 fault
Read-only
1 = Fault
0x43
67
Manual HP fault, circuit 1
Read-only
1 = Fault
0x44
68
HP fault, circuit 1 pressure sensor
Read-only
1 = Fault
0x45
69
Circuit 1 LP fault
Read-only
1 = Fault
0x46
70
Water frosting fault, circuit 1
Read-only
1 = Fault
0x47
71
Refrigerant frosting fault, circuit 1
Read-only
1 = Fault
0x48
72
Exchanger frosting fault, circuit 1
Read-only
1 = Fault
0x49
73
Discharge fault, stage 1, circuit 1
Read-only
1 = Fault
0x4a
74
Discharge fault, stage 2, circuit 1
Read-only
1 = Fault
0x4b
75
Defrosting fault, circuit 1
Read-only
1 = Fault
0x4c
76
Expansion valve fault, circuit 1
Read-only
1 = Fault
0x4d
77
Stepper motor fault, circuit 1 expansion valve
Read-only
1 = Fault
0x4e
78
Low superheat fault, circuit 1
Read-only
1 = Fault
0x4f
79
High superheat fault, circuit 1
Read-only
1 = Fault
0x50
80
VCM module fault, expansion valve 1
Read-only
1 = Fault
0x51
81
Exchanger outlet sensor fault, circuit 1
Read-only
1 = Fault
0x52
82
Exchanger freon sensor fault, circuit 1
Read-only
1 = Fault
0x53
83
Sensor fault, coil A, circuit 1
Read-only
1 = Fault
0x54
84
Sensor fault, coil B, circuit 1
Read-only
1 = Fault
0x55
85
Sensor fault, coil C, circuit 1
Read-only
1 = Fault
0x56
86
Sensor fault, coil D, circuit 1
Read-only
1 = Fault
0x57
87
Discharge sensor fault, stage 1, circuit 1
Read-only
1 = Fault
0x58
88
Discharge sensor fault, stage 2, circuit 1
Read-only
1 = Fault
0x59
89
Circuit 1 HP sensor fault
Read-only
1 = Fault
0x5a
90
Circuit 1 LP sensor fault
Read-only
1 = Fault
0x5b
91
Circuit 1 suction sensor fault
Read-only
1 = Fault
0x5c
92
Circuit 1 liquid sensor fault
Read-only
1 = Fault
0x5d
93
Circuit 1 exp. valve board link fault
Read-only
1 = Fault
0x5e
94
Link fault, additional board for reversible
Read-only
1 = Fault
0x5f
95
Tsat discharge fault, Inverter compressor
Read-only
1 = Fault
0x60
96
Mechanical fault, Inverter compressor
Read-only
1 = Fault
0x61 to 0x7f reserved
0x80
128
Load shedding, stage 1, circuit 1
Read-only
1 = Load shedding
0x81
129
Load shedding, stage 2, circuit 1
Read-only
1 = Load shedding