Engineering Manual
A-75
SLZ-KA09NA SLZ-KA12NA SLZ-KA15NA
The black square (
■)
indicates a switch position.
CN30
LED3
LED2
LED1
3
1
FUSE
1 3 5 7 9
7
6
3
2
1
10
5
3 RED
(D·HEATER)
CNC
X1
X6 X5 X4
X7
RED
(
POWER
BOARD)
CNDK
WHT
(
POWER
BOARD)
CN2D
RED
(INTAKE)
CN20
BLU
(REMOCON)
CN22
WHT
(LIQUID)
CN21
WHT
(DRAIN)
CN31
GRN
(VANE)
CN6V
BLU
WHT
YLW
ORN
RED
CN2L
BLK
(2 PHASE)
CN29
ORN
(
POWER
)
CND
BLU
(D·U·M)
CNP
BLU
(CONTROL)
CN3C
CNSK
(RED)
CN2S
(WHT)
DC13.1V
WHT
(FAN)
FAN
1
31 15
5
14
12
CN24
CN32 CN51 CN41
12 15
31
31
31 31 31
6 1
BLU
BLU
BLU
BLU
WHT
YLW
BLK
BRN
BLU
WHT
YLW
RED
RED
GRILLE
H2
ORN
RED
WHT
WHT
BLK
RED
RED
YLW
YLW
RED
RED
ORN
RED
BLU
ORN
CN90
9 1
3 1
12 12
2
1
12 1
2
2
21
3
1
ON
OFF
SWE
ON
OFF
SW2
See Fig: 1
12345
20
I.B
M
1~
M
1~
DP
MF
P.B
TB4
TO
OUTDOOR
UNIT
S1
S2
S3
TB15
1
2
TB6
1
2
C1
5
t
°
t
°
t
°
TH5 TH1 TH2
t
°
DS
SW2
MODELS
SLZ-
KA09NA
SLZ-
KA12NA
SLZ-
KA15NA
ON
OFF
12345
ON
OFF
12345
ON
OFF
12345
5
5
5
5
MV
MV
MV
MV
RED
CN105
RFI
R.B
For details on how to operate self-diagnosis refer to the technical manuals etc.
SYMBOL NAME SYMBOL NAME
I.B
INDOOR CONTROLLER BOARD
INDOOR POWER BOARD
FUSE (T6.3AL250V)
CONNECTOR (LOSSNAY)
CONNECTOR (REMOTE SWITCH)
CONNECTOR (HA TERMINAL-A)
CENTRALLY CONTROL
POWER SUPPLY (I.B)
POWER SUPPLY (I.B)
TRANSMISSION (INDOOR-OUTDOOR)
DRAIN PUMP/DEW PREVENTION HEATER
SWITCH (EMERGENCY OPERATION)
SWITCH (CAPACITY CODE)
FAN MOTOR (WITH THERMAL FUSE)
VANE MOTOR
DRAIN PUMP
DRAIN SENSOR
TERMINAL BLOCK
(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK (
REMOTE CONTROLLER
TRANSMISSION LINE
)
TERMINAL BLOCK (
REMOTE CONTROLLER
TRANSMISSION LINE
)
ROOM TEMP. THERMISTOR
(32°F / 15kΩ, 77°F / 5.4kΩ DETECT)
PIPE TEMP. THERMISTOR/LIQUID
(32°F / 15kΩ, 77°F / 5.4kΩ DETECT)
COND. / EVA. TEMP. THERMISTOR
(32°F / 15kΩ, 77°F / 5.4kΩ DETECT)
MF
DEW PREVENTION HEATERH2
FUSE
MV
DP
CAPACITOR (FAN MOTOR)
C1
CN2L
DS
CN32
P.B
CN41
CONNECTOR (RADIO FREQUENCY INTERFACE)
RADIO FREQUENCY INTERFACE FOR
RF THERMOSTAT
CN105
CONNECTOR (BACK-UP HEATING)
CONNECTOR (LLC)
CN24
CN30
CN51
TB4
LED1
TB15
RFI
LED2
TH1
LED3
X1
RELAY (FAN MOTOR LL)
X4
RELAY (FAN MOTOR Lo)
X5
RELAY (FAN MOTOR Hi)
X6
RELAY (FAN MOTOR Me)
X7
TH2
SW2
TH5
TB6
SWE
[LEGEND]
NOTES:
1. Since the outdoor side electric wiring may change be sure to check the
outdoor unit electric wiring for servicing.
2. Indoor and outdoor connecting wires are made with poIarities, make wiring
ma
tching terminal numbers (S1, S2, S3).
3. Use copper supply wires.
4.
SymboIs used in wiring diagram above are, : Connector, : Terminal (block).
R.B
OPTION PART
WIRED REMOTE CONTROLLER BOARD
<Fig: 1>