9
TROUBLESHOOTING
Check code
Main
Outdoor 7-segment display
remote
controller
display
Auxiliary code
P01
—
—
P03
P03
—
01: Comp. 1 side
P04
P04
02: Comp. 2 side
01: Phase-missing detection
P05
P05
02: Phase error
01: Comp. 1 side
P07
P07
02: Comp. 2 side
P10
P10
Detected indoor address
P12
—
—
P13
P13
—
01: TS condition
P15
P15
02: TD condition
P17
P17
—
P19
P19
Detected outdoor unit number
P20
P20
—
0
: IGBT short
1
: Fan motor position
detective circuit error
3
: Fan motor trouble
P22
P22
C
: TH sensor temp. error
(Heat sink overheat)
D
: TH sensor error
E
: Vdc output error
01: Comp. 1 side
P26
P26
02: Comp. 2 side
01: Comp. 1 side
P29
P29
02: Comp. 2 side
P31
P31
—
—
—
—
—
—
—
—
—
—
Error detected by TCC-LINK central control device
Check code
Central
Outdoor 7-segment display
control
device
indication
Auxiliary code
C05
—
—
C06
—
—
C12
—
—
Differs according to error contents of unit with occurrence of alarm
P30
—
—
Terminology
TCC-LINK : TOSHIBA Carriea Cominication Link.
Wireless remote controller
Sensor block display
AI-NET central
of receiving unit
control display
Timer Ready Flash
Operation
¤
¤
11
¤
¤
1E
¤
¤
21
¤
¤
AF
¤
¤
IC
¤
¤
Ob
¤
¤
11
¤
¤
47
¤
¤
AE
¤
¤
bb
¤
¤
O8
¤
¤
22
¤
¤
1A
¤
¤
14
¤
¤
16
¤
¤
47
b7
By alarm device
97
—
99
—
Wireless remote controller
Sensor block display
AI-NET central
of receiving unit
control display
Timer Ready Flash
Operation
—
—
—
—
—
—
(L20 is displayed.)
23
Check code name
ALT
Indoor fan motor error
ALT
Discharge temp. TD1 error
ALT
High-pressure SW system operation
ALT
Phase-missing detection /Phase error
ALT
Heat sink overheat error
ALT
Indoor overflow error
ALT
Indoor fan motor error
ALT
Outdoor liquid back detection error
ALT
Gas leak detection
ALT
Discharge temp. TD2 error
ALT
4-way valve inverse error
ALT
High-pressure protective operation
ALT
Outdoor fan IPDU error
ALT
G-TR short protection error
ALT
Comp position detective circuit system error
Other indoor unit error
ALT
(Group terminal unit error)
ALT
Error in indoor group
AI-NET communication system error
Duplicated network adaptors
Check code name
Sending error in TCC-LINK central
control device
Receiving error in TCC-LINK central
control device
Batch alarm of general-purpose
equipment control interface
Group control branching unit error
Duplicated central control addresses
Judging device
Indoor
I/F
IPDU
I/F
IPDU, I/F
Indoor
Indoor
I/F
I/F
I/F
I/F
I/F
IPDU
IPDU
IPDU
Indoor
AI-NET
AI-NET
AI-NET
Judging device
TCC-LINK
TCC-LINK
General-purpose equipment
I/F
TCC-LINK