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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
Operation
Timer Ready Flash
Check code name
Judging
device
P01 ——
l
¤¤
ALT Indoor fan motor error Indoor
P03 P03 —
¤
l
¤
ALT Discharge temp. TD1 error I/F
P04 P04
01: Comp. 1 side
02: Comp. 2 side
¤
l
¤
ALT High-pressure SW system operation IPDU
P05 P05
01: Phase-missing detection
02: Phase error
¤
l
¤
ALT Phase-missing detection /Phase error I/F
P07 P07
01: Comp. 1 side
02: Comp. 2 side
¤
l
¤
ALT Heat sink overheat error IPDU, I/F
P10 P10 Detected indoor address
l
¤¤
ALT Indoor overflow error Indoor
P12 ——
l
¤¤
ALT Indoor fan motor error Indoor
P13 P13 —
l
¤¤
ALT Outdoor liquid back detection error I/F
P15 P15
01: TS condition
02: TD condition
¤
l
¤
ALT Gas leak detection I/F
P17 P17 —
¤
l
¤
ALT Discharge temp. TD2 error I/F
P19 P19 Detected outdoor unit number
¤
l
¤
ALT 4-way valve inverse error I/F
P20 P20 —
¤
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
¤
l
¤
ALT Outdoor fan IPDU error IPDU
P26 P26
01: Comp. 1 side
02: Comp. 2 side
¤
l
¤
ALT G-TR short protection error IPDU
P29 P29
01: Comp. 1 side
02: Comp. 2 side
¤
l
¤
ALT Comp position detective circuit system error IPDU
P31 P31 —
¤
l
¤
ALT
Other indoor unit error
(Group terminal unit error)
Indoor
Check code Wireless remote controller
Outdoor 7-segment display
Sensor block display
of receiving unit
Central
control
device
indication
Auxiliary code
Operation
Timer Ready Flash
Check code name Judging device
C05 —— —Sending error in TCC-LINK central control device TCC-LINK
C06 —— —Receiving error in TCC-LINK central control device TCC-LINK
C12 —— —
Batch alarm of general-purpose equipment control
interface
General-purpose equipment
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