7
WIRING DIAGRAMS
INDOOR WIRING DIAGRAM
6
52207(03(5$785(6(1625
3,3(7(03(5$785(6(1625
6:,1*02725
M
CN5
YELLOW
RED
,1)$1
M
5
CN4
N
CN11
CN16
&1
&1
L-IN
CN2
P_1
BLUE(BLACK)
INDOOR UNIT
OUTDOOR UNIT
JX1
Y/G
L N S
',63/$<%2$5'
&1
$
8(7)
&1
Wire Contoller
OPTIONAL
Wi-Fi
Contoller
OPTIONAL
&1
&1
Fig. 5 – Wiring Diagram Sizes 09−12 (115V)
Table 6—INDOOR UNIT CONTROL BOARD
INPUT or OUTPUT VALUE
L_IN
Power Voltage: AC115V
CN11
Power Voltage: AC115V
CN16
Relative to the N terminal voltage: DC 24V
CN15
Maximum voltage: DC5V
CN4
Indoor fan interface, maximum voltage: DC310V
CN5
Stepper motor interface, maximum voltage between the lines: DC12V
P_1
Ground
CN8
Room temperature sensor interface, maximum voltage: DC5V
CN9
Pipe temperature sensor interface, maximum voltage: DC5V
CN10A
Display interface,maximum voltage between the lines: DC5V