Carrier 38MFC - Page 13

13
WIRING DIAGRAMS (CONT.)
INDOOR WIRING DIAGRAM
M
CN5
YELLOW
RED
DISPLAY BOARD
5
CN2
C N10 A
CN11
CN8
CN9
P_1
8
CN16
L_IN
L1
L2
S
GND
BLACK
RED
L-OUT
HEAT
E
R, C R
A
N
K
CASE
20 20 37 9A41 84
RED
BLUE
CN30
S
YELLOW
Y/G
YELLOW
YELLOW
L N S
Y/G
L
N
GND
Y/G
Power Input
CS
2020328A7163
Dashed frame parts only for heat pump model.
M
~
3(2)
3
Optional
CODE PART NAME
L_IN FireWire L input terminal CN11 Zero line N input terminal CN16 Internal and external communication line interface CN6 Indoor fan interface CN4 Fan feedback interface CN5 Stepper motor interface P_1 Ground interface CN8 Room temperature sensor interface CN9 Pipe temperature sensor interface CN10A Display interfac e CN12 Compressor top temperature sensor (optional) CN7 Exhaust temperature sensor CN17 Outdoor temperature & condenser pipe temperature sensor CN1,CN2 Four way valve c ontrol port CN11,CN22 AC fan output port CN10,CN13 Fan capacitor port CN5 Elec tric heating wire line N CN6 Elec tric heating wire line L CN3 Power L input terminal CN4 Power N input terminal P1 Ground wire CN15 Communication line N- OUT1 Power N Onput terminal RY2 POWER Power L Onput terminal CN26 Test panel interface CN4 Power L input terminal CN5 Power N input terminal CN2 CN3 Reactor connected line port CN11 Bus voltage positive terminal CN12 Bus voltage positive terminal CN1 Main control board and power supply CN6 Standby power interface U V W Compressor connection port
OUTDOOR WIRING DIAGRAM
Fig. 9 – Wiring Diagram 38/40MFC(Q)022 (208--230V)