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Error detected by TCC-LINK central control device
Check code Wireless remote controller
Outdoor 7-segment display
Sensor block display
of receiving unit
Main
remote
controller
display
Auxiliary code
AI-NET central
control display
Operation
Timer Ready
Flash
Check code name Detecting device
P01 —— 11
l
¤¤
ALT Indoor fan motor error Indoor
P03 P03 — 1E
¤
l
¤
ALT Discharge temp. TD1 error I/F
P04 P04
01: Comp. 1 side
02: Comp. 2 side
21
¤
l
¤
ALT High-pressure SW system operation IPDU
P05 P05
01: Phase-missing detection
02: Phase error
AF
¤
l
¤
ALT Phase-missing detection /Phase error I/F
P07 P07
01: Comp. 1 side
02: Comp. 2 side
IC
¤
l
¤
ALT Heat sink overheat error IPDU, I/F
P10 P10 Detected indoor address Ob
l
¤¤
ALT Indoor overflow error Indoor
P12 —— 11
l
¤¤
ALT Indoor fan motor error Indoor
P13 P13 — 47
l
¤¤
ALT Outdoor liquid back detection error I/F
P15 P15
01: TS condition
02: TD condition
AE
¤
l
¤
ALT Gas leak detection I/F
P17 P17 — bb
¤
l
¤
ALT Discharge temp. TD2 error I/F
P19 P19 Detected outdoor unit number O8
¤
l
¤
ALT 4-way valve inverse error I/F
P20 P20 — 22
¤
l
¤
ALT High-pressure protective operation I/F
0
[
: IGBT short
1
[
: Fan motor position
detective circuit error
3
[
: Fan motor trouble
C
[
: TH sensor temp. error
(Heat sink overheat)
D
[
: TH sensor error
P22 P22
E
[
: Vdc output error
1A
¤
l
¤
ALT Outdoor fan IPDU error IPDU
P26 P26
01: Comp. 1 side
02: Comp. 2 side
14
¤
l
¤
ALT G-TR short protection error IPDU
P29 P29
01: Comp. 1 side
02: Comp. 2 side
16
¤
l
¤
ALT Comp position detective circuit system error IPDU
P31 P31 — 47
¤
l
¤
ALT Other indoor unit error (Group terminal unit error) Indoor
—— — b7 By alarm device ALT Error in indoor group AI-NET
—— — 97 — AI-NET communication system error AI-NET
—— — 99 — Duplicated network adapters AI-NET
Check code Wireless remote controller
Outdoor 7-segment display
Sensor block display
of receiving unit
Central
control
device
indication
Auxiliary code
AI-NET central
control display
Operation
Timer Ready
Flash
Check code name Detecting device
C05 —— — —
Sending error in TCC-LINK central control
device
TCC-LINK
C06 —— — —
Receivin
g
error in TCC-LINK central control
device
TCC-LINK
C12 —— — —
Batch alarm of general-purpose equipment
control interface
General-purpose e
q
uipment
I/F
Differs according to error contents of unit with occurrence of alarm Group control branching unit error
P30
—— (L20 is displayed.) Duplicated central control addresses
TCC-LINK