F12
F12
ALT
Outdoor suction
temperature sensor
(TS1,TS3) trouble
Outdoor suction temperature sensor
(TS1,TS3) has been open/short-circuited.
–
F15
F15
ALT
Outdoor temperature
sensor (TE1,TL1)
wiring trouble
Wiring trouble in outdoor temperature sensors
(TE1,TL1) has been detected.
–
F16
F16
ALT
Outdoor pressure sensor
(Pd, Ps) wiring trouble
Wiring trouble in outdoor pressure sensors
(Pd, Ps) has been detected.
–
F23
F23
ALT
Low pressure sensor (Ps)
trouble
Output voltage of low pressure sensor (Ps) is zero.
–
F24
F24
ALT
High pressure sensor (Pd)
trouble
Output voltage of high pressure sensor (Pd) is zero
or provides abnormal readings when compressors
have been turned off.
–
F31
F31
SIM
Outd
Outdoor EEPROM trouble
oor EEPROM is failure (alarm and shutdown
for header unit and continued operation for follower
unit)
H05
–
H05
Outdoor discharge
temperature sensor (TD1)
wiring trouble
Wiring/installation trouble or detachment of
outdoor discharge temperature sensor (TD1)
has been detected.
H06
–
H06
Activation of low-pressure
protection
Low pressure (Ps) sensor detects abnormally low
operating pressure.
H07
–
H07
Temperature sensor for oil level detection
Low oil level protection
(TK1,TK2) detects abnormally low oil level.
H08
01: TK1 sensor trouble
02: TK2 sensor trouble
H08
Trouble in temperature
sensor for oil level
detection
(TK1,TK2)
Temperature sensor for oil level detection
(TK1,TK2) has been open/short-circuited.
H15
–
H15
Outdoor discharge
temperature sensor (TD2)
wiring trouble
Wiring/installation trouble or detachment of
outdoor discharge temperature sensor (TD2) has
been detected.
H16
01: TK1 oil circuit trouble
02: TK2 oil circuit trouble
H16
Oil level detection circuit
trouble
No temperature change is detected by
temperature sensor for oil level detection
(TK1,TK2) despite compressor having been
started.
–
L04
L04
SIM
SIM
SIM
L05
L06
Duplicated outdoor
refrigerant line address
Identical refrigerant line address has been
assigned to outdoor units belonging to different
refrigerant piping systems.
L06
Number of priority indoor units
(check code L05 or L06 depending
on individual unit)
Duplicated priority indoor
unit (as displayed on
priority indoor unit)
More than one indoor unit have been set up as
priority indoor unit.
Duplicated priority indoor
unit (as displayed on
indoor unit other than
priority indoor unit)
More than one indoor unit have been set up
as priority indoor unit.
–
L08
(L08)
SIM
Indoor group address not
set
Address setting have not been performed for one
or more indoor units (also detected at indoor end).
–
L10
Outdoor unit capacity has not been set (after P.C.
Outdoor capacity not set
board replacement).
–
L17
Outdoor model
incompatibility trouble
Old model outdoor unit has been connected.
–
L28
L10
L17
L28
SIM
SIM
SIM
Too many outdoor units
connected
More than five outdoor units have been
connected.
Check code
Display of receiving unit
Typical problem site
Description of problem
Outdoor 7-segment display
Central
control or main
remote
controller
display
Indicator light block
Sub-code
Flash
Operation Timer Ready
01: TS1 sensor
03: TS3 sensor
SIM
L23
–
L23
SW setting mistake
- 128 -
Summary of Contents for MMC-UP0151HP-E
Page 41: ...2 2 Ceiling type MMC UP0151HP E TR MMC UP0181HP E TR 41 ...
Page 42: ...MMC UP0241HP E TR MMC UP0271HP E TR 6 4 12 7 42 ...
Page 43: ...MMC UP0361HP E TR MMC UP0481HP E TR MMC UP0561HP E TR 43 ...
Page 58: ...3 WIRING DIAGRAMS 3 1 4 way cassette type MMU UP HP E TR 58 ...
Page 59: ...3 2 Ceiling type MMC UP HP E TR 59 ...
Page 60: ...3 3 Concealed Duct Standard type MMD UP BHP E TR 60 ...
Page 61: ...3 4 Concealed Duct High Static Pressure type MMD UP HP E TR 61 ...
Page 62: ...Concealed Duct High Static Pressure type MMD UP HP E TR 62 ...
Page 63: ...3 5 Concealed Duct High Static Pressure fresh air intake type MMD UP HFP E TR 63 ...
Page 65: ...3 7 High wall type MMK UP HP E TR 65 ...
Page 249: ...MMU UP0361HP E TR MMU UP0481HP E TR MMU UP0561HP E TR 268 267 213 214 249 ...
Page 252: ...12 2 Ceiling type MMC UP0151HP E TR MMC UP0181HP E TR 025 024 252 ...
Page 254: ...MMC UP0241HP E TR MMC UP0271HP E TR 029 028 254 ...
Page 256: ...MMC UP0361HP E TR MMC UP0481HP E TR MMC UP0561HP E TR 051 028 027 256 ...
Page 261: ...MMD UP0151BHP E TR MMD UP0181BHP E TR 240 239 238 233 235 261 ...
Page 263: ...MMD UP0241BHP E TR MMD UP0271BHP E TR MMD UP0301BHP E TR 240 239 238 233 235 263 ...
Page 265: ...MMD UP0361BHP E TR MMD UP0481BHP E TR MMD UP0561BHP E TR 240 239 238 233 235 265 ...