105
Rev. 2
SCHEMATICS
TO AVOI
D
P
O
SSI
B
L
E ELECTRI
CAL SHOCK,
PERSONAL I
N
JURY,
OR DEATH,
DI
SCON
NECT THE POW
E
R
B
E
FORE SERVI
CI
NG.
WARNING
!
FURNACE TWINING KIT - FTK02A
This schematic is for reference only. Not all wiring is as shown above,
refer to the appropriate wiring diagram for the unit being serviced.
(Not for use with GUIS/GCIS/GUIV Furnaces)
13
2
5
4
1
3
2
5
4
13
2
5
4
LO
A
D
LIN
E
1 2
ON
C
G
R
W
Y
TH FP HL0
TR R01
MV GND HLI
MV R02 PS
HOT 120VAC
CIRCULATOR BLOWER
C
O
O
L
H
E
A
T
P
A
R
K
P
A
R
K
L
I
N
E
X
F
M
R
E
A
C
H
U
M
I
N
G
I
G
N
NEUTRAL 120VAC
H
U
M
E
A
C
L
I
N
E
X
F
M
R
C
I
R
LO
A
D
LIN
E
1 2
ON
C
G
R
W
Y
TH FP HL0
TR R01
MV GND HLI
MV R02 PS
HOT 120VAC
CIRCULATOR BLOWER
C
O
O
L
H
E
A
T
P
A
R
K
P
A
R
K
L
I
N
E
X
F
M
R
E
A
C
H
U
M
I
N
G
I
G
N
NEUTRAL 120VAC
H
U
M
E
A
C
L
I
N
E
X
F
M
R
C
I
R
TR
Y2R
W2R
YL-7
WH
-6
R
D
-5
YL-7
WH
-6
RD-2
BK-3
BK-2
BK
-2
RD-2
R
D
-4
R
D-4
BK
-3
B
K-3
YL-2
YL-2
WH-2
WH
-2
R
D-2
RD-2
Furnace 1
Furnace 2
