Toshiba MMU-AP0071YH Air Conditioner User Manual


 
23
9
TROUBLESHOOTING
Check code
Main
remote
controller
display
F01
F02
F03
F04
F05
F06
F07
F08
F10
F12
F13
F15
F16
F23
F24
F29
F31
H01
H02
H03
H04
H06
H07
H08
H14
H16
L03
L04
L05
L06
L07
L08
L09
L10
L20
L28
L29
L30
Outdoor 7-segment display
Auxiliary code
——
——
——
F04
F05
F06
F07
F08
——
F12
F13
01: Comp. 1 side
02: Comp. 2 side
F15
F16
F23
F24
——
F31
H01
01: Comp. 1 side
02: Comp. 2 side
01: Comp. 1 side
H02
02: Comp. 2 side
H03
01: Comp. 1 side
02: Comp. 2 side
H04
H06
H07
01: TK1 sensor error
H08
02: TK2 sensor error
03: TK3 sensor error
04: TK4 sensor error
H14
01: TK1 oil circuit system error
H16
02: TK2 oil circuit system error
03: TK3 oil circuit system error
04: TK4 oil circuit system error
——
L04
——
L06 No. of indoor units with priority
——
L08
——
L10
L20
L28
01: IPDU1 error
02: IPDU2 error
03: IPDU3 error
L29 04: Fan IPDU error
05: IPDU1 + Fan IPDU error
06: IPDU2 + Fan IPDU error
07: All IPDU error
L30 Detected indoor address
L31
AI-NET central
control display
0F
0d
93
19
A1
18
18
1b
OC
A2
43
18
43
43
43
12
1C
IF
1d
17
44
20
d7
d4
44
d7
96
96
96
96
99
99
46
88
98
46
CF
b6
Wireless remote controller
Sensor block display
of receiving unit
Operation
Timer Ready Flash
¤¤
l
ALT
¤¤
l
ALT
¤¤
l
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
l
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
¡
ALT
¤¤
l
SIM
¤¤
¡
SIM
l
¤
l
l
¤
l
l
¤
l
l
¤
l
l
¤
l
l
¤
l
l
¤
l
l
¤
l
l
¤
l
¤
l
¤
SIM
¤
¡
¤
SIM
¤
l
¤
SIM
¤
l
¤
SIM
¤
l
¤
SIM
¤
l
¤
SIM
¤
l
¤
SIM
¤
¡
¤
SIM
¤
¡
¤
SIM
¤
¡
¤
SIM
¤
¡
¤
SIM
¤
¡
¤
SIM
Check code name
Indoor TCJ sensor error
Indoor TC2 sensor error
Indoor TC1 sensor error
TD1 sensor error
TD2 sensor error
TE1 sensor error
TL sensor error
TO sensor error
Indoor TA sensor error
TS1 sensor error
TH sensor error
Outdoor temp. sensor miscabling (TE, TL)
Outdoor pressure sensor miscabling (Pd, Ps)
Ps sensor error
Pd sensor error
Indoor other error
Indoor EEPROM error
Compressor break down
Magnet switch error
Overcurrent relay operation
Compressor trouble (lock)
Current detect circuit system error
Comp 1 case thermo operation
Low pressure protective operation
Oil level down detective protection
Oil level detective temp sensor error
Comp 2 case thermo operation
Oil level detective circuit error
Magnet switch error
Overcurrent relay operation
Indoor center unit duplicated
Outdoor line address duplicated
Duplicated indoor units with priority
(Displayed in indoor unit with priority)
Duplicated indoor units with priority
(Displayed in unit other than indoor unit with
priority)
Group line in individual indoor unit
Indoor group/Address unset
Indoor capacity unset
Outdoor capacity unset
Duplicated central control addresses
Over No. of connected outdoor units
No. of IPDU error
Indoor outside interlock
Extended I/C error
Judging device
Indoor
Indoor
Indoor
I/F
I/F
I/F
I/F
I/F
Indoor
I/F
IPDU
I/F
I/F
I/F
I/F
Indoor
I/F
IPDU
MG-SW
Overcurrent relay
IPDU
IPDU
I/F
I/F
I/F
I/F
I/F
I/F
MG-SW
Overcurrent relay
Indoor
I/F
I/F
I/F
Indoor
Indoor, I/F
Indoor
I/F
AI-NET, Indoor
I/F
I/F
Indoor
I/F