→
Fig.
13—Wiring
Diagram
A95285
PCB
BL
OWER
O
FF
DE
LAY
SE
LEC
T
IO
N CH
AR
T
90
SEC
135
SEC
180
SEC
225
SEC
GVR
H
I/L
O
RE
L
A
Y
SE
C-
1
SE
C-
2
PL
1
3
2
1
6
5
4
9
87
LE
D
TEST/TWIN
BL
OWER
OF
F
DE
LAY
G
R
Y
W
C
HU
M
HS
IR
ID
R
B
L
W
R
BL
OWER
SP
EED
SE
LEC
T
FU
1
C
OOL
HE
AT
L2
PL
3
PL
2
VA
C
120
L1
PR
1
1
2
1
2
3
PR
2
24 VA
C-
3A
FU
SE
SP
AR
E-
2
SP
AR
E-
1
EA
C-
1
EA
C-
2
C
1.5 A
MP
12
PL
5
WHT
BL
K
WHT
WHT
BLK
BLK
HS
I
BL
K
WHT
WHT
(C
OM
)
RE
D
(
L
O)
BL
U
(M
ED
LO
)
NO
TE
#8
OL
ST
ART
BL
W
M
YE
L (
M
ED
H
I)
BL
K
(
H
I)
BR
N
BR
N
TRAN
BL
U
RE
D
BL
K
WHT
WHT (
C
OM
)
GR
N
CA
P
GR
N
2-
C
RE
D
FS
E
NO
TE
#5
1-
M
3-
P
GV
FR
S2
BL
U
YE
L
RE
D
NO
TE
#
6
LS
RE
D
OR
N
PR
S
(W
HE
N US
E
D
)
LGPS
F
U
S
E
D
DI
SC
ON
NE
C
T
SWI
T
CH
(
W
HE
N REQ
’D
)
NO
TE
#4
FU
2
BL
K
WH
T
GR
N
GR
N
JB
LEGEND
AL
S
A
U
X
IL
IA
RY
LI
M
IT
SWI
T
CH
,
OV
ER
TEM
P
. -
M
ANU
A
L
RE
SET
,
SPS
T-
(N
.C
.)
BL
W
R
BL
OWER
M
O
TOR
R
E
LA
Y,
SP
ST-
(N
.O
.)
BL
W
M
BL
OWER
M
O
TOR
C
A
P
C
AP
AC
IT
O
R
CP
U
M
IC
RO
PRO
C
E
S
S
O
R
AN
D
CI
RC
UI
TRY
D
S
S
D
RA
F
T
SA
F
E
G
U
A
R
D SW
IT
CH
EA
C-
1
E
L
E
CT
RO
NI
C AIR
C
L
EA
NE
R CO
NNE
CTI
O
N (115
V
A
C 1.
5
A
M
P
M
A
X
.)
EA
C-
2
E
L
E
CT
RO
NI
C AIR
C
L
EA
NE
R CO
NNE
CTI
O
N (C
OM
MO
N)
FR
S
F
LA
ME
R
O
LL
OU
T S
W
.
-M
AN
UA
L R
ESE
T,
S
PST-
(N
.C
.)
F
S
E
F
LAM
E
PR
OV
IN
G ELE
C
T
R
OD
E
FU
1
F
U
SE,
3
A
M
P
, AU
TOM
O
TIV
E
BLAD
E TYP
E
,
FA
CTO
R
Y
I
N
S
T
ALL
E
D
F
U
2
F
US
E
OR
C
IR
C
U
IT
BR
E
A
K
E
R
CU
RR
E
N
T
I
N
T
E
RR
UP
T
D
E
VI
CE
(F
IE
LD I
N
ST
ALLE
D &
S
U
P
P
LI
ED)
G
V
G
AS VA
LVE-
R
E
DU
ND
ANT
O
PER
ATO
R
S
G
V
R
G
AS VA
LVE RE
LAY
, DP
ST-
(N
.O
.)
HI
/L
O
B
L
O
WER
M
O
TOR
S
PEE
D CH
ANG
E
RE
LAY
, SPD
T
HS
I
H
OT SU
RFA
C
E I
G
N
ITOR
(
115 VAC
)
HS
IR
HO
T SU
RFA
C
E I
G
N
ITO
R RE
LAY
, SPS
T-
(N
.O
.)
HU
M
24V
AC
HU
M
ID
IFI
ER
C
O
N
N
EC
TI
ON
(
.5
A
M
P
.
MA
X.
)
ID
M
INDU
CE
D DRA
FT MO
TO
R
ID
R
INDU
CE
D DRA
FT RE
LAY
, SPS
T-
(N
.O
.)
IL
K
B
LO
W
E
R AC
CE
S
S
PA
N
E
L
IN
TE
R
L
O
C
K
SW
IT
CH
, SP
ST
-(
N
.O.
)
JB
JU
NC
TI
ON
B
O
X
LE
D
L
IG
H
T
-E
M
ITT
IN
G DI
OD
E FOR
S
T
AT
US CO
DE
S
LG
PS
LO
W G
AS
PR
ES
SUR
E
SWIT
CH
,
SPS
T-
(N
.O
.)
LS
LI
MI
T SWI
T
CH
, AU
TO RE
SET
, SPS
T(
N.
C.
)
O
L
AU
TO
-R
ESE
T IN
TER
N
AL M
O
TO
R O
VER
LOA
D
TEM
P
. SW.
P
C
B
P
RI
NT
E
D
CI
RC
UI
T
B
O
A
R
D
P
L
1
9
-C
IR
CU
IT
CO
NN
EC
T
O
R
P
L
2
2
-C
IR
CU
IT
PC
B CO
NN
E
C
T
O
R
P
L
3
3
-C
IR
CU
IT
ID
M C
O
N
N
E
C
T
O
R
PL5
2
-C
IR
C
U
IT
H
S
I/
P
C
B CO
NN
EC
TOR
PR
S
P
R
ESS
UR
E S
W
ITC
H
, S
PST
-(
N.
O
.)
TE
ST/
T
W
IN
C
O
M
PO
NEN
T
TEST
& TW
IN
TER
MI
NA
L
TR
AN
TR
ANS
F
O
R
M
E
R-115V
AC/
24VA
C
JU
NC
TI
ON
UN
M
A
RK
ED TE
RM
IN
AL
PC
B TER
MI
NA
L
FA
CTO
R
Y
WI
RI
NG
(115VA
C
)
FA
CTO
R
Y
W
IRI
NG
(
24VA
C
)
FI
ELD
WI
RI
NG
(115VA
C
)
FI
ELD
W
IRI
NG
(
24VA
C
)
CO
ND
UC
TO
R
ON
PC
B
FI
ELD
W
IRI
NG
TE
RM
IN
AL
F
IE
L
D GR
OU
ND
EQ
UI
PM
EN
T G
R
O
U
N
D
FI
ELD
SP
LIC
E
PLU
G
RE
CEP
TAC
LE
L1
NE
UTR
A
L
L1
BLW
R
H
I/L
O
TO 11
5VAC FI
E
L
D DI
SCONNECT
NOTE #4
EQ
UI
PM
EN
T G
R
O
U
N
D
SP
ARE
-1
HE
AT
SP
ARE
-2
C
OOL
NO
TE
#8
CO
M
HS
IR
EA
C-
1
ST
ART
OL
CO
M
HI
M
E
D HI
ME
D
L
O
LO
BLW
M
SCH
E
MATIC DIA
G
R
A
M
(NAT
URAL GAS &
P
R
OPANE
)
EA
C-
2
1
1
HS
I
2
PL5
2
PL2
3
PL3
PR
2
115V
AC
PR
1
TR
AN
24VA
C
1
2
ID
R
T
E
S
T
/T
WIN
FU
1
NO
TE
#7
CA
P
L2
FR
S1
LG
PS
NO
TE
#6
PL1
GV
2-C
1-M
3-P
NO
TE
#5
8
FS
E
9
6
5
CP
U
HS
IR
ID
R
BLW
R
Y
G
C
R
W
GV
R
-2
SE
C-
1
H
I/L
O
GV
R
GV
R
-1
SE
C-
2
NOT
ES:
32
2858
-101
REV. A
1.
IF A
N
Y
OF THE O
R
IG
INAL
EQUIP
M
E
N
T W
IRE
IS REP
L
ACE
D
U
S
E W
IRE RATE
D
F
O
R
105
°C.
2
.
INDUC
E
R
(
ID
M
) AND BLOWER (BL
W
M)
MOTORS
CONT
A
IN I
N
TERNAL AUTO-R
E
SET THERMAL
OV
ERLOA
D
SWI
T
C
H
ES
(OL).
3.
BL
OW
ER M
O
TOR SPE
ED SE
LECTIONS
ARE FOR A
VERA
G
E CONDITIONS,
SEE
INSTAL
LA
T
ION
IN
STRUCT
IONS FOR DETA
IL
S
ON OPTIM
U
M SP
EED SE
L
E
CTI
O
N
.
4.
USE
ONLY
C
O
PPER W
IRE
BETW
EEN THE DIS
C
ONN
E
C
T
SWI
T
C
H
A
N
D THE
FU
RNACE
JU
N
C
T
ION
B
O
X
(J
B)
.
5
.
THI
S
WI
RE
M
U
ST B
E
CONNECTED TO FURNACE S
H
E
E
TMETAL FOR CONTR
O
L
TO DE
T
E
CT
F
L
AM
E.
6.
FACTORY CONNECTED W
H
EN LG
PS NOT
U
S
ED.
7.
REPL
ACE O
N
L
Y
W
ITH A
3 AM
P
FU
S
E
.
8.
YE
LLO
W L
EAD NOT
ON ALL
M
O
TORS.
9.
BL
OW
ER-
O
N
D
E
LAY
, GA
S HEATI
N
G
45
SECONDS,
COOLI
N
G
OR HEAT P
U
MP
2 S
E
CONDS.
10
.
B
L
O
W
E
R
-O
F
F
DE
LAY
, GA
S H
EAT
IN
G
90
, 13
5,
180
OR
2
25
SEC
ON
D
S
,
CO
OLIN
G
OR
H
EAT
PUMP 90
S
E
CONDS.
(1
35
S
E
CONDS ONL
Y
ON S
O
M
E
MODEL
S
)
1
1
.
IGNI
T
ION-
LOCKOUT WI
L
L
OCCU
R A
FTER FOUR CONSECUTI
VE
U
N
S
U
CCES
S
FUL
TRI
A
LS-FOR-
IG
N
ITI
O
N.
CONTROL
WI
LL
A
U
TO-RES
E
T AFTER THREE
H
O
U
R
S
.
12
.
W
HE
N
US
ED
AU
X
ILIA
R
Y
LI
MIT
SWI
T
CH
(
A
L
S
) IS
ON
D
O
WN
F
L
OW
MOD
E
LS O
N
L
Y
.
1
3
.
S
OM
E M
O
D
E
L
S
M
A
Y
H
A
VE
S
P
A
D
E
Q
U
IC
K C
O
N
N
EC
T
T
E
R
M
IN
AL
S
.
BLK
OM
SW
2
SW
1
OM
2
3
4
7
1
OM
HU
M
DS
S
AL
S
(W
HE
N US
E
D
)
(W
HE
N US
E
D
)
ID
M
IL
K
FR
S2
DS
S
ALS
PR
S
(W
HEN
U
SED
)
(W
HEN
U
SED
)
IL
K
NOTE
#12
L1
NE
UTR
A
L
ID
M
(W
HEN
U
SED
)
NO
TE
#12
LS
WH
T
FR
S1
NO
T US
ED
NO
T US
ED
NO
T US
ED
(N
OT
ON
A
L
L
MO
DE
L
S
)
SE
E
N
O
T
E
#10
NO
TE
#13
—11—
