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FILE NO. SVM-13085
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
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
Indoor
unit
Duplicated
indoor header
unit
Stop of
corresponding
unit
There is more than
one header unit in
group.
Check for any change made to remote
controller connection (group /
individual) since indoor address
setting.
Check indoor addresses.
L04
L04
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
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
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
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
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
Indoor
unit
Indoor
capacity not
set
Stop of
corresponding
unit
Capacity setting has
not been performed
for indoor unit.
Set indoor capacity. (DN = 11)
Check code
Location
of
detection
Description
Error detection
condition(s)
Check items (locations)
Outdoor 7-segment display
Sub-code
Check
code
Main
remote
controller
System status
SVM-13085.indb 76
SVM-13085.indb 76
12/24/13 10:56 AM
12/24/13 10:56 AM
