8-1
WIRING DIAGRAMS
SM XLFDCI 1-A.1 GB
8. WIRING
DIAGRAMS
8.1
Units: XLF 9 DCI, XLF 12 DCI / GC 9, GC 12 R410A
Main Board
P13
L
YELLOW/GREEN
POWER SUPPLY
ICTE:Indoor Coil
Temperature
Evaporator
RA
T:Room Air
Temperature
ICT
:Indoor coil temperature
To metal sheet
GND
YELLOW/GREEN
C
RED
N
BLUE
P2
M
DC MOT
OR
M
MM
M
STEP
MOT
OR
C
P19
P17
N
ICTE
IONIZER
ICT
RA
T
P8
P20(BU)
P5(WH)
P22
P4(RD)
SW1
FLASH PROGRAMING
J9
J2
J7
LEGEND:
DISPLA
Y
BOARD
F1 FUSE
T3.15AL250V
L
BROWN
P6
P16
BU
OG
YE
RD
BK
EAR
TH
P12
P3
P15
P10
P32
P27
P33
P1
1
P14
Optional
ON/OFF
ALARM
RCW/uBMS
P7 Megatool
P30
P1
PD/PS
WHT
- WHITE,BN - BROWN,BLK -
BLACK
YEW -
YELLOW
,RD - RED,BLU -
BLUE
TWIN -
TWIN WIRE CABLE
EEV
T
O AC
MAINS
Y/G
FERRITE CORE
RED
BROWN
BLUE
FROM ODU)
(FOR POWER SOURCE
C/5
N/3
L/4
4
JP602
(OPTIONAL)
OUTDOOR UNIT
CIRCUIT
DIAGRAM
2
P103
1
1
2
3
2
BASE
HEA
TER
BLK
FUSE
COM
P503
W
REVERSE
VA
LV
E
P102
EAR
TH
P105
1
N
U
P501
RED
BRN
L
COMP
ODU CONTROLLER PCBA
P502
P101
V
OCT
P602
1
2
1
CTT
2
2
1
P606
HST
2
6
FG
GND
VCC
VSP
P605
4
5
6
P301
4
6
5
3
2
2
3
P604
1
OF
AN
OA
T
1
P603
5
VDC
1
INDOOR UNIT
CIRCUIT
DIAGRAM
CONTENTS
