Toshiba MMD-AP0071SH-C Service Manual page 32

11
TROUBLESHOOTING
Check code Wireless remote controller
Sensor block display
Main
Outdoor 7-segment display
AI-NET central
remote
controller control display
display
Auxiliary code Operation
l
P01 — — 11
¤
P03 P03 — 1E
01: Comp. 1 side
¤
P04 P04 21
02: Comp. 2 side
01: Phase-missing detection
¤
P05 P05 AF
02: Phase error
01: Comp. 1 side
¤
P07 P07 IC
02: Comp. 2 side
l
P10 P10 Detected indoor address Ob
l
P12 — — 11
l
P13 P13 — 47
01: TS condition
¤
P15 P15 AE
02: TD condition
¤
P17 P17 — bb
¤
P19 P19 Detected outdoor unit number O8
¤
P20 P20 — 22
0 : IGBT short
1 : Fan motor position
detective circuit error
3 : Fan motor trouble
¤
P22 P22 1A
C : TH sensor temp. error
(Heat sink overheat)
D : TH sensor error
E : Vdc output error
01: Comp. 1 side
¤
P26 P26 14
02: Comp. 2 side
01: Comp. 1 side
¤
P29 P29 16
02: Comp. 2 side
¤
P31 P31 — 47
— — — b7 By alarm device
— — — 97
— — — 99
Error detected by TCC-LINK central control device
Check code Wireless remote controller
Sensor block display
Central
Outdoor 7-segment display
AI-NET central
control
device control display
indication
Auxiliary code Operation
C05 — — —
C06 — — —
C12 — — —
Differs according to error contents of unit with occurrence of alarm
P30
— — (L20 is displayed.)
Terminology
TCC-LINK : TOSHIBA Carriea Cominication Link.
Check code name Judging device
of receiving unit
Timer Ready Flash
¤ ¤
ALT Indoor fan motor error
l
¤
ALT Discharge temp. TD1 error
l
¤
ALT High-pressure SW system operation
l
¤
ALT Phase-missing detection /Phase error
l
¤
ALT Heat sink overheat error
¤ ¤
ALT Indoor overflow error
¤ ¤
ALT Indoor fan motor error
¤ ¤
ALT Outdoor liquid back detection error
l
¤
ALT Gas leak detection
l
¤
ALT Discharge temp. TD2 error
l
¤
ALT 4-way valve inverse error
l
¤
ALT High-pressure protective operation
l
¤
ALT Outdoor fan IPDU error
l
¤
ALT G-TR short protection error
l
¤
ALT Comp position detective circuit system error
l 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 Judging device
of receiving unit
Timer Ready Flash
Sending error in TCC-LINK central
— TCC-LINK
control device
Receiving error in TCC-LINK central
— TCC-LINK
control device
Batch alarm of general-purpose General-purpose equipment
—
equipment control interface
Group control branching unit error
TCC-LINK
Duplicated central control addresses
New check code
1. Difference between the new check code and the current system
The displaying method of the check code changes in this model and after.
Indoor
I/F
IPDU
Used characters Hexadecimal notation, 2 digits
I/F
Characteristics of code classification Few classification of communication/incorrect setup system
IPDU, I/F
Block display Indoor P.C. board, Outdoor P.C. board, Cycle, Communication
Indoor
Indoor
<Display on wired remote controller>
I/F
• [ ] goes on.
I/F
• [UNIT No.] + Check code + Operation lamp (Green) flash
I/F
I/F <Display on sensor part of wireless>
I/F
• Block display of combination of [
<Display on indicater on wiress remote controller
receiver part>
IPDU
• Unit No. and check code are displayed.
• In a case of error with auxiliary code, check code and
auxiliary code are displayed alternately.
IPDU
IPDU
Indoor
AI-NET
AI-NET
AI-NET
I/F
Check code in current system New check code
Alphabet + Decimal notation, 2 digits
Many classification of communication/incorrect setup system
Communication/Incorrect setup (4 ways), Indoor protection,
Outdoor protection, Sensor, Compressor protection, etc.



 Display

A


C


E

] [ ] [ ]
 → F
H
J
L
P
Classification
Unused
Central control system error
Communication system error
Each sensor error (Failure)
Compressor protective system error
Unused
Setup error, Other errors
Protective device operation