Using indoor unit indicators (receiving unit light block) (wireless type)
To identify the check code, check the 7-segment display on the header unit. To check for check codes not displayed
on the 7-segment display, consult the “List of Check Codes (Indoor Unit)” in “
9
-2. Troubleshooting method”.
–
E01
E02
E03
E08
Duplicated indoor unit No. (address)
Setting
trouble
E09
Duplicated master remote controller
E12
Automatic address starting
trouble
E18
Trouble or poor contact in wiring between indoor units, indoor power turned off
E04
Trouble or poor contact in wiring between indoor and outdoor units
(loss of indoor-outdoor communication)
E06
Trouble
reception in indoor-outdoor communication (dropping out of indoor unit)
E07
Trouble
transmission in indoor-outdoor communication
E15
Indoor unit not found during automatic address setting
E16
Too many indoor units connected / overloading
E19
Trouble
in number of outdoor header units
E20
Detection of refrigerant piping communication
trouble
during automatic address setting
E23
Trouble
transmission in outdoor-outdoor communication
E25
Duplicated follower outdoor address
E26
Trouble
reception in outdoor-outdoor communication, dropping out of outdoor unit
E28
Outdoor follower unit
trouble
E31
P.C. board communication
trouble
P01
Indoor AC fan
trouble
P10
Indoor overflow
trouble
P12
Indoor DC fan
trouble
P13
Outdoor liquid backflow detection
trouble
P03
Outdoor discharge (TD1) temperature
trouble
P04
Activation of outdoor high-pressure SW
P05
Open phase / power failure
Inverter DC voltage (Vdc)
trouble
MG-CTT trouble
P07
Outdoor heat sink overheating
trouble
- Poor cooling of electrical component (IGBT) of
outdoor unit
P15
Gas leak detection - insufficient refrigerant charging
P17
Outdoor discharge (TD2) temperature
trouble
P18
Outdoor discharge (TD3) temperature
trouble
P19
Outdoor 4-way valve reversing
trouble
P20
Activation of high-pressure protection
P22
Outdoor fan P.C. board
trouble
P26
Outdoor IPM, Compressor short-circuit
trouble
P29
Compressor position detection circuit
trouble
P31
Shutdown of other indoor unit in group due to
trouble
(group follower unit
trouble
)
Operation
Timer
Ready
All lights out
Blinking
Operation
Timer
Ready
Blinking
Operation
Timer
Ready
Alternate blinking
Operation
Timer
Ready
Alternate blinking
Operation
Timer
Ready
MG-CTT: Magnet contactor
: Goes off
: Lighting
: Blinking (0.5 seconds)
Light block
Cause of
trouble
Check code
Power turned off or
trouble
in wiring between receiving and indoor units
Receiving unit
Trouble
or poor contact in
wiring between receiving
unit
and indoor units
Trouble
reception
Trouble
transmission
Loss of communication
E1
1
Communication
E10
Communication trouble between indoor unit MCU
P11
Outdoor heat exchanger freezing trouble
trouble between Application control kit and indoor unit P.C. board
- 133 -
Содержание MMC-UP0151HP-E
Страница 41: ...2 2 Ceiling type MMC UP0151HP E TR MMC UP0181HP E TR 41 ...
Страница 42: ...MMC UP0241HP E TR MMC UP0271HP E TR 6 4 12 7 42 ...
Страница 43: ...MMC UP0361HP E TR MMC UP0481HP E TR MMC UP0561HP E TR 43 ...
Страница 58: ...3 WIRING DIAGRAMS 3 1 4 way cassette type MMU UP HP E TR 58 ...
Страница 59: ...3 2 Ceiling type MMC UP HP E TR 59 ...
Страница 60: ...3 3 Concealed Duct Standard type MMD UP BHP E TR 60 ...
Страница 61: ...3 4 Concealed Duct High Static Pressure type MMD UP HP E TR 61 ...
Страница 62: ...Concealed Duct High Static Pressure type MMD UP HP E TR 62 ...
Страница 63: ...3 5 Concealed Duct High Static Pressure fresh air intake type MMD UP HFP E TR 63 ...
Страница 65: ...3 7 High wall type MMK UP HP E TR 65 ...
Страница 247: ...MMU UP0241HP E TR MMU UP0271HP E TR MMU UP0301HP E TR 211 233 252 253 251 254 255 213 216 263 247 ...
Страница 249: ...MMU UP0361HP E TR MMU UP0481HP E TR MMU UP0561HP E TR 268 267 213 214 249 ...
Страница 252: ...12 2 Ceiling type MMC UP0151HP E TR MMC UP0181HP E TR 025 024 252 ...
Страница 254: ...MMC UP0241HP E TR MMC UP0271HP E TR 029 028 254 ...
Страница 256: ...MMC UP0361HP E TR MMC UP0481HP E TR MMC UP0561HP E TR 051 028 027 256 ...
Страница 261: ...MMD UP0151BHP E TR MMD UP0181BHP E TR 240 239 238 233 235 261 ...
Страница 263: ...MMD UP0241BHP E TR MMD UP0271BHP E TR MMD UP0301BHP E TR 240 239 238 233 235 263 ...
Страница 265: ...MMD UP0361BHP E TR MMD UP0481BHP E TR MMD UP0561BHP E TR 240 239 238 233 235 265 ...
Страница 289: ...MMK UP0031HPL E TR MMK UP0051HPL E TR MMK UP0071HPL E TR MMK UP0091HPL E TR MMK UP0121HPL E TR 289 ...
Страница 295: ...144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND ...