WIRING DIAGRAMS
33
HI
G
H V
O
LT
A
G
E!
DI
SCO
NNE
CT
AL
L
PO
W
ER BE
FO
RE
S
ERV
ICI
NG
O
R I
NS
TA
LL
IN
G
T
HI
S
U
N
IT
. M
U
LT
IPL
E PO
W
ER
SO
U
R
C
ES M
AY B
E P
R
ESEN
T.
F
A
IL
U
R
E
TO
DO
S
O
M
AY
CAUS
E P
RO
PE
RT
Y DAM
AG
E,
P
ERS
O
NAL
INJ
UR
Y O
R DE
AT
H
.
Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring.
DM80SN
(with PCBBF241 Control Board)
OUTPUT
NOTES:
1. MANUFACTUR'S SPECIFIED REPLACEMENT
PARTS MUST BE USED WHEN SERVICING.
2. IF ANY OF THE ORIGINAL WIRE AS SUPPLIED
WITH THE FURNACE MUST BE REPLACED, IT
MUST BE REPLACED WITH WIRING MATERIAL
HAVING A TEMPERATURE RATING OF AT LEAST
105°C. USE COPPER CONDUCTORS ONLY.
3. BLOWER SPEEDS SHOULD BE ADJUSTED BY
INSTALLER TO MATCH THE INSTALLATION
REQUIREMENTS SO AS TO PROVIDE
THE CORRECT HEATING TEMPRATURE
RISE AND THE CORRECT COOLING CFM.
4. UNIT MUST BE PERMANENTLY GROUNDED
AND CONFORM TO N.E.C. AND LOCAL CODES.
5. EAC. NORMALLY OPEN CONTACTS FOR OPTIONAL
ELECTRONIC AIR CLEANER USE. CONTACTS
CLOSE
WHEN INDOOR BLOWER IS RUNNING. TERMINALS
ARE NOT INTERNALLY POWERED
6. HUM. NORMALLY OPEN CONTACTS FOR OPTIONAL
HUMIDIFIER USE. CONTACTS CLOSE WHEN DRAFT
INDUCER IS RUNNING. TERMINALS ARE NOT
INTERNALLY POWERED
GND
IDB(2)
HSI(1)
AUTO RESET
BURNER
BOX LIMIT
LINE
NE
UT
R
AL
S
Ø /60 HZ POWER SUPPLY WITH
TO 120VAC/ 1
C
GAS
VALVE
M
MVL(9)
WARNING:
Y
G
C
TO
MICRO
TR (2)
GND
MVC (5)
BLI (11)
GN
24 VAC
40 VA
TRANSFORMER
120 VAC
FLAME SENSOR
ID
BLOWER
HOT SURFACE
IGNITER
FS
SWITCH
DOOR
OVERCURRENT PROTECTION DEVICE
N
L
DISCONNECT
GND
INT
EG
RA
TE
D
CO
NT
RO
L M
O
DU
LE
XFMR-H
LINE-H
JUNCTION BOX
INTEGRATED CONTROL MODULE
TH (6)
BEFORE SERVICING.
DISCONNECT POWER
MUST BE
WIRING TO UNIT
PROPERLY
AND GROUNDED.
POLARIZED
PRESSURE
TRANSDUCER
PT (3)
PT (1)
PT (2)
+
-
O
PSO (12)
HLO (4)
W
BLO
WE
R
CI
R
C
UL
A
TOR
GN
D
GN
D
MVC (8)
BL
W
R
AI
R
IN
DOOR
CI
R
C
UL
A
TOR
TO R
TO
MIC
RO
GN
GND
JU
NC
TIO
N
B
O
X
BUR
NE
R
C
O
M
P
A
RT
MEN
T
PRESSURE TRANSDUCER
BK
RD
GN
2
1
3
BLOWER
COMPARTMENT
DOOR-SWITCH
(OPEN WHEN
DOOR OPEN)
RD
WH
ECM M
TR
HA
R
NE
SS
RD
BK
RD
GN
BK
BK
BLO
WE
R
CI
R
C
UL
A
TOR
BK
GN
RD
3
1
WH
2
4
BL
5
4
3
2
1
WH
40 VA
TRANSFORMER
115
VAC
24
VAC
BK
BR
BR
GR
BL
BL
PK BR
PU
SEN
SO
R
YL
FL
AM
E
BR
1
GAS VALVE
2
M
C
BL
BLOWER COMPARTMENT
AUTO RESET AUXILIARY
LIMIT CONTROL
PU
BL
AUTO RESET PRIMARY
LIMIT CONTRO
L
PU
BK
GND
BLOWER
DRAFT (ID)
INDUCED
1
2
3
RD
WH
BK
RD
WH
BR
OR
2 CIRCUIT
CONNECTOR
HOT
SURFACE
IGNITER
WA
R
NING:
D
I
S
C
O
NNEC
T
N
TO U
NI
T
M
UST B
E
AN
D
G
ROU
N
D
E
D
.
L
S
E
R
VICING. WI
R
ING
DISCONNECT
GND
W
H
BK
PO
WE
R B
EF
OR
E
PROP
E
RLY POL
A
R
IZE
D
W
H
N
O
C
ID BLOWER
PRESSURE
SWITCH
OR
BR
BL
PK
AUTO RESET
BURNER
BOX LIMIT
BK
RD
W
H
2
1
W
H
WH
BL
RD
OR
BK
YL
YL
BK
OR
RD
BL
W
H
BK
BK
E39
FP
Status
& F
ault
(
see installation manual
f
or
c
om
p
lete list o
f f
aults
)
Se
v
en Se
g
ment Dis
p
lay
Se
g.
1
Se
g.
2
Se
g.
3
I
dle
1
d
L
C
ontinuous
f
an
F
A
n
Lo
w
Sta
g
e
C
oolin
g
1
A
C
H
i
g
h Sta
g
e
C
oolin
g
2
A
C
G
as
H
eat
g
H
H
P
H
eat
,
Lo
w
Sta
g
e
1
H
P
H
P
H
eat
, H
i
g
h Sta
g
e
2
H
P
De
f
rost
d
F
t
Lo
ck
out Due to
Exc
essi
v
e Retries Re
c
y
c
le
E
E
0
Pressure S
w
it
c
h
C
losed
W
hen
Exp
e
c
ted To Be O
p
en
E
E
1
Pressure S
w
it
c
h O
p
en
W
hen
Exp
e
c
ted To Be
C
losed
E
E
2
O
p
en
H
i
g
h Limit S
w
it
c
h
E
E
3
F
lame Dete
c
ted
W
hen
N
o
F
lame Should Be Present
E
E
4
O
p
en
F
use
E
E
5
Lo
w F
lame Si
g
nal
E
E
6
Ig
nitor
F
ault Or
Ig
nitor Relay
F
ault
E
E
7
Re
v
ersed Line Polarity
E
E
A
G
roundin
g E
rror
E
1
0
I
nernal
G
as
V
al
v
e
E
rror
E
E
b
Ex
ternal
G
as
V
al
v
e
E
rror
E
E
C
A
u
x
Limit S
w
it
c
h O
p
en
E
E
d
Burner Limit S
w
it
c
h O
p
en
E
1
I
I
D BLO
WE
R
PR
E
SSUR
E
S
WI
T
CH
PS1 (3)
ALI (1)
AUTO RESET
PRIMARY
LIMIT
CONTROL
HLI (7)
NO
TE
5
NO
TE
6
AUTO RESET
AUXILIARY
LIMIT
CONTROL
N
O
C
01
4
0
F
026
4
6-
A
CR48
SW1
SW2
E28
LINE
E18
5V
PI
GND
U
V
W
E32
YL
W
H
Ø /60 HZ
OVERCURRENT
115 VAC/ 1
TO
POWER SUPPLY WITH
PROTECTION DEVICE
TAP1
GND
TAP2
TAP3
TAP4
TAP5
S
WI
T
CH (
PR
E
SS
.)
FIE
LD SPL
ICE
FIE
LD
GN
D
E
QU
I
P
MEN
T
GN
D
IN
T
E
R
NA
L TO
PROT
.
D
EVICE
IN
T
EG
R
A
T
E
D
C
O
N
TROL
PLU
G C
O
NNEC
T
I
O
N
S
WI
T
CH (
T
EM
P
.)
JU
NC
T
I
O
N
O
VE
R
C
URR
EN
T
T
E
R
MINA
L
IGNI
T
E
R
LO
W V
OLT
AGE (
2
4V)
LO
W V
OLT
AGE FIE
LD
HI V
OLT
AGE (
120
V)
HI V
OLT
AGE FIE
LD
PK P
IN
K
C
OLOR
C
OD
E
S
:
RD R
E
D
G
Y
G
R
A
Y
WH WHI
T
E
PU PURPL
E
OR OR
ANGE
YL Y
E
LLO
W
BL BLU
E
BR BRO
WN
BK BL
AC
K
G
R
G
R
EEN
E23
NE
UT
RA
L
E46
E25
E26
E4
7
E1
9
E2
2
W11
BLW
W12
E5
IGN-N
IGN-H
E4
E35
E44
E43
E42
EA
C
HUM
PSO
BLI
MVH
MVL
GND
HLI
TH
MVC
HLO
PS1
TR
ALI
E41
GND
TWIN
O
W1
R
G
B/C
Y2
Y1
Summary of Contents for DM80SE
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