88
Check code
Location
of
detection
Description
System
status
Error detection
condition(s)
Check items (locations)
Main
remote
controller
Outdoor 7-segment display
AI-NET central
control
remote
controller
Check
code
Sub-code
H16
H16
SMMS-i
(4 series)
01: TK1 oil
circuit error
02: TK2 oil
circuit error
03: TK3 oil
circuit error
04: TK4 oil
circuit error
05: TK5 oil
circuit error
d7
I/F
Oil level
detection
circuit error
All stop
No temperature
change is detected
by TK4 despite
compressor having
been started.
• Check for disconnection of TK4 sensor.
• Check resistance characteristics of
TK4 sensor.
• Check for connection error involving
TK1, TK2, TK3, TK4, and TK5 sensors
• Check for faulty operation in SV3E or
SV3F valve.
• Check for clogging in oil equalizing
circuit capillary and faulty operation in
check valve.
• Check for refrigerant entrapment inside
compressor.
No temperature
change is detected
by TK5 despite
compressor having
been started.
• Check for disconnection of TK5 sensor.
• Check resistance characteristics of
TK5 sensor.
• Check for connection error involving
TK1, TK2, TK3, TK4, and TK5 sensors
• Check for faulty operation in SV3E
valve.
• Check for clogging in oil equalizing
circuit capillary and faulty operation in
check valve.
• Check for refrigerant entrapment inside
compressor.
H25
H25
–
I/F
TD3 sensor
miswiring
(incomplete
insertion)
All stop
Air discharge
temperature (TD3)
does not increase
despite compressor
3 being in operation.
• Check installation of TD3 sensor.
• Check connection of TD3 sensor
connector and wiring.
• Check resistance characteristics of
TD3 sensor.
• Check for defect in outdoor P.C. board
(I/F).
L02
L02
–
Indoor
unit
Outdoor unit
model
mismatch
error
Only the target
unit stopped
An error was found
on the outdoor unit
model.
• Check the model name of the outdoor
unit.
• Check the miswiring of the
communication line between indoor
and outdoor.
L03
–
–
96
Indoor
unit
Duplicated
indoor header
unit
Stop of
corresponding
unit
There is more than
one header unit in
group.
• Check indoor addresses.
• Check for any change made to remote
controller connection (group /
individual) since indoor address
setting.
L04
L04
–
96
I/F
Duplicated
outdoor line
address
All stop
There is duplication
in line address
setting for outdoor
units belonging to
different refrigerant
piping systems.
• Check line addresses.
L05
–
–
96
I/F
Duplicated
priority indoor
unit (as
displayed on
priority indoor
unit)
All stop
More than one
indoor unit has been
set up as priority
indoor unit.
• Check display on priority indoor unit.
L06
L06
No. of priority
indoor units
96
I/F
Duplicated
priority indoor
unit (as
displayed on
indoor unit
other than
priority indoor
unit)
All stop
More than one
indoor unit have
been set up as
priority indoor unit.
• Check displays on priority indoor unit
and outdoor unit.
L07
–
–
99
Indoor
unit
Connection of
group control
cable to stand-
alone indoor
unit
Stop of
corresponding
unit
There is at least one
stand-alone indoor
unit to which group
control cable is
connected.
• Check indoor addresses.
L08
L08
–
99
Indoor
unit
Indoor group /
addresses not
set
Stop of
corresponding
unit
Address setting has
not been performed
for indoor units.
• Check indoor addresses.
Note:
This code is displayed when power
is turned on for the first time after
installation.
L09
–
–
46
Indoor
unit
Indoor
capacity not
set
Stop of
corresponding
unit
Capacity setting has
not been performed
for indoor unit.
Set indoor capacity. (DN = 11)
Summary of Contents for A03-009
Page 149: ...148 ...
Page 153: ...152 9 2 1 Way cassette type SH AP015 AP018 AP024 ...
Page 161: ...160 9 4 Slim duct type MMD AP0074SPH AP0094SPH AP0124SPH AP0154SPH AP0184SPH ...
Page 165: ...164 9 5 Concealed duct standard type MMD AP0074BH AP0094BH AP0124BH AP0154BH AP0184BH ...
Page 166: ...165 ...
Page 169: ...168 MMD AP0244BH AP0274BH AP0304BH AP0364BH AP0484BH ...
Page 170: ...169 ...
Page 173: ...172 MMD AP0564BH ...
Page 174: ...173 ...
Page 177: ...176 E Parts ...
Page 179: ...178 9 6 Concealed duct high static pressure type MMD AP0184H AP0244H AP0274H AP0364H AP0484H ...
Page 183: ...182 MMD AP0724H AP0964H ...
Page 184: ...183 ...
Page 187: ...186 9 7 Ceiling type MMC AP0154H AP0184H AP0244H AP0274H ...
Page 190: ...189 MMC AP0364H AP0484H ...
Page 194: ...193 9 8 Floor standing type MMF AP0154H AP0184H AP0244H AP0274H ...
Page 195: ...194 MMF AP0154H AP0184H AP0244H AP0274H ...
Page 198: ...197 MMF AP0364H AP0484H AP0564H ...
Page 199: ...198 MMF AP0364H AP0484H AP0564H ...
Page 203: ...202 9 9 Floor standing concealed type MML AP0074BH AP0094BH AP0124BH AP0154BH AP0184BH ...
Page 206: ...205 MML AP0244BH ...
Page 209: ...208 9 10 Floor standing cabinet type MML AP0074H AP0094H AP0124H AP0154H AP0184H ...
Page 210: ...209 MML AP0074H AP0094H AP0124H AP0154H AP0184H ...
Page 213: ...212 MML AP0244H ...
Page 214: ...213 MML AP0244H ...