Carrier 38MFC, Service Manual

Page: 12 / 40

12
WI
RI
NG
DI
AGRAMS
(CONT
.)
OUTDOOR F
A
N
DISCHARGE SENSOR
HEAT EXCHANGER SENSOR (BLACK)
AMBIENT SENSOR (WHITE)
CN 102
CN 103
CN10(CN10A)
5(3)
U
V
W
U V W
Y/G
RED
BLUE
BLACK
BLACK
BLACK
REACTOR
CN22
CN11
L
N
S
BROWN BLUE
YELLOW
Y/G
Y/G
L N
GND
Y/G
Power Input
CN 9
RED BLACK
CN 14 CN 15 CN 12 CN 13
CN 4 CN 7
L2
CS
INDOOR WIRING DIAGRAM
M
CN
5
YE
LL
OW
RE
D
DIS
PL
AY
BO
ARD
5
CN
10
A
CN
11
CN
8
CN
9
P_
1
8
CN
16
L_IN
L1
L2
S
GND
HEATER, CRANKCASE
T
2020378A3515
2020328A7163
Dashed frame parts only for heat pump model.
M
~
3(2)
3
Optional
CN
2
CN 8
CO
DE
P
A
RT
NAM
E
L_I
N
F
ir
e
W
ir
e
L i
nput
t
e
rm
inal
CN1
1
Z
e
ro
lin
e
N in
p
u
t t
e
rm
in
a
l
C
N
16
In
te
rn
al
and ex
te
rn
al
c
o
m
m
uni
c
at
io
n l
ine i
n
te
rf
ac
e
C
N
6
Indoor
f
a
n i
n
te
rf
ac
e
C
N
4
F
an f
e
edbac
k
in
te
rf
ac
e
C
N
5
S
tepper
m
o
to
r i
n
te
rf
ac
e
P_
1
G
ro
u
n
d
in
te
rf
a
c
e
C
N
8
R
oom
t
e
m
p
er
at
ur
e s
e
ns
or
in
te
rf
ac
e
C
N
9
P
ip
e t
e
m
p
er
at
ur
e s
ens
or
in
te
rf
ac
e
CN1
0
A
D
is
p
la
y
in
te
rf
a
c
e
C
N
10
1
C
om
pr
es
s
o
r t
o
p t
e
m
p
er
at
ur
e s
e
ns
or
(
opt
io
nal
)
C
N
10
2
E
x
haus
t t
e
m
p
er
at
ur
e s
e
ns
or
C
N
10
3
O
ut
door
t
e
m
per
at
ur
e &
a
m
p
; c
o
ndens
e
r pi
pe t
e
m
per
at
ur
e s
ens
or
C
N
8,
C
N
9
F
our
w
a
y
v
a
lv
e c
ont
ro
l por
t
C
N
10
A
C
f
a
n out
p
ut
por
t
C
N
4
E
le
c
tr
ic
heat
ing w
ir
e
li
ne N
C
N
7
E
le
c
tr
ic
heat
ing w
ir
e
li
ne L
C
N
13
P
o
w
e
r L i
nput
t
e
rm
in
al
C
N
12
P
o
w
e
r N
in
put
t
e
rm
inal
CN1
4
G
ro
u
n
d
wir
e
C
N
15
C
o
mmu
n
ic
a
ti
o
n
li
n
e
N
-
B
P
ow
er
L i
nput
t
e
rm
in
al
C
N
11
,C
N
22
R
eac
to
r c
o
nnec
te
d l
ine por
t
U
V
W
C
om
pr
es
s
o
r c
onnec
ti
on por
t
OUTDOOR WIRING DIAGRAM
Fi
g.
8
–
W
ir
in
g
D
iagr
am
38/
40M
FC
018
--
38/
40M
FQ
017
(208
--230V
)