Toshiba MMD-VNK502HEXE-TR Installation Manual page 30

Air to Air Heat Exchanger with DX Coil Unit
Check code
Wired
remote 7 segment display on the
controller outdoor unit
display
Auxiliary code
A3-IPDU
Fan IPDU
1 2 3
01 ○
02 ○
03 ○ ○
04 ○
05 ○ ○
06 ○ ○
07 ○ ○ ○ IPDU communication error
E31 E31
08 ○
09 ○ ○
0A ○ ○
0B ○ ○ ○
0C ○ ○
0D ○ ○ ○
0E ○ ○ ○
0F ○ ○ ○ ○
○: IPDU error
F01 — — Indoor TCJ sensor error
Indoor TC2 sensor error
F02 — —
Indoor TC1 sensor error
F03 — —
F04 F04 — TD1 sensor error
F05 F05 — TD2 sensor error
01: TE1
F06 F06 TE1 sensor error
02: TE2
01: TE1
TL sensor error
F07 F07
02: TE2
F08 F08 — TO sensor error
Indoor TSA sensor error
F10 — —
Indoor TFA sensor error
F11 — —
F12 F12 — TS1 sensor error
01: Compressor 1
F13 F13 02: Compressor 2 TH sensor error
03: Compressor 3
F15 F15 — Miswiring of outdoor temperature sensor (TE, TL) error
F16 F16 — Miswiring of outdoor pressure sensor (Pd, Ps)
F17 — — Indoor TOA sensor error
Indoor TRA sensor error
F18 — —
TD3 sensor error
F22 F22 —
F23 F23 — Ps sensor error
F24 F24 — Pd sensor error
F29 — — Indoor unit or other error
Outdoor EEPROM error
F31 F31 —
01: Compressor 1
H01 H01 02: Compressor 2 Compressor breakdown
03: Compressor 3
01: Compressor 1
02: Compressor 2 Compressor error (Lock)
H02 H02
03: Compressor 3
01: Compressor 1
H03 H03 02: Compressor 2 Current detection circuit error
03: Compressor 3
Miswiring of outdoor discharge temperature sensor (TD1)
H05 H05 —
H06 H06 — Low-pressure protection activation
57-EN
Installation Manual
Judging
Check code name
device
I/F
Indoor
Indoor
Indoor
I/F
I/F
I/F
I/F
I/F
Indoor
Indoor
I/F
IPDU
I/F
I/F
Indoor
Indoor
I/F
I/F
I/F
Indoor
I/F
IPDU
IPDU
IPDU
I/F
I/F
Air to Air Heat Exchanger with DX Coil Unit
– 29 –
Check code
Wired
remote 7 segment display on the
controller outdoor unit
display
Auxiliary code
H07 H07 —
01: TK1 sensor error
02: TK2 sensor error
03: TK3 sensor error
H08 H08
04: TK4 sensor error
05: TK5 sensor error
H15 H15 —
01: TK1 oil circuit error
02: TK2 oil circuit error
H16 H16 03: TK3 oil circuit error
04: TK4 oil circuit error
05: TK5 oil circuit error
H25 H25 —
L02 — —
L03 — —
L04 L04 —
L05 — —
Number of prior indoor
L06 L06
units
L07 — —
L08 L08 —
L09 — —
L10 L10 —
L20 — —
Number of connected
L26 L26
thermal units
Number of connected
L27 L27
thermal units
L28 L28 —
A3-IPDU
Fan IPDU
1 2 3
01 ○
02 ○
03 ○ ○
04 ○
05 ○ ○
06 ○ ○
07 ○ ○ ○
L29 L29
08 ○
09 ○ ○
0A ○ ○
0B ○ ○ ○
0C ○ ○
0D ○ ○ ○
0E ○ ○ ○
0F ○ ○ ○ ○
○: IPDU error
L30 L30 Detect indoor addresses
— L31 —
P03 P03 —
01: Compressor 1
02: Compressor 2
P04 P04
03: Compressor 3
01: Open phase detected
P05 P05
02: Phase sequence error
Installation Manual
Check code name
Lower oil level detection protection
Oil level detection temperature sensor error
Miswiring of outdoor discharge temperature sensor (TD2)
Oil detection circuit error
Miswiring of outdoor discharge temperature sensor (TD3)
Outdoor unit model mismatch error
Duplicate header indoor units
Duplicate outdoor line addresses
Duplicate prior indoor (Displayed for prior indoor)
Duplicate prior indoor (Displayed for non-prior indoor)
Group line in an individual indoor unit
Indoor group address not set
Indoor capacity not set
Outdoor capacity not set
Duplicate central control addresses
Number of connected thermal units exceeded
Number of connected thermal units error
Number of connected outdoor units exceeded
IPDU communication error
External interlock for indoor unit
Expanded I/C error
Discharge temperature TD1 error
High-pressure SW activation
Open phase detected, Phase sequence error
Judging
device
I/F
I/F
I/F
I/F
I/F
Indoor
Indoor
I/F
I/F
I/F
Indoor
Indoor I/F
Indoor
I/F
AINET indoor
I/F
I/F
I/F
I/F
Indoor
I/F
I/F
IPDU
I/F
58-EN