Nordyne M1M User Manual
Page 38

38
See Table
BLOWER
MOTOR
SINGLE
SPEED
ON/OFF
SWITCH
C
R
G
W
GAS VALVE
HI-LIMIT
AUX. LIMIT
TRANS-
FORMER
PRESSURE
SWITCH
6
5
4
3
2
1
6
5
4
3
2
1
COMBUSTION FAN
L1
N
C
R
24 V
115 V
2
1
1
4
5
2
6
3
1
2
3
4
5
6
7
8
9
IGNITOR
BLUE
BLUE
BLACK
GREEN
YELLOW
YELLOW
BLACK
BLACK
ORANGE
ORANGE
BLACK
WHITE
L1
NEUTRAL
GROUND SCREW
FURNACE ELECTRICAL BOX
24V
NE
U
C
H
L1
XFRM
TIE
WIRE
See Table
CONNECTOR
HOUSING CAP
GROUND
SCREW
BLACK
BLACK
CONTROL LIGHT STATUS
RED
YELLOW
Steady ON
Control OK
Steady ON
Good Flame Signal
Steady OFF
No power
Blinking
Weak Flame Signal
Rapid Flash
False flame or internal control fault
Steady OFF
No Flame Signal
1 Flash
Limit switch is open
2 Flashes
Pressure switch is open with inducer on
3 Flashes
Pressure switch is closed with inducer off
4 Flashes
Lockout due to failed ignition
5 Flashes
115 vac & neutral reversed or no ground
CONTROL
LIGHTS
RED
Jumper must be removed if
converting to a multispeed blower.
Jumper is required for M1MA
models and M1MB 090
A/C & Heating Speeds: Refer to
Table 10, A/C Blower Selection
in the manual
BLACK
WHITE
WHITE
BLACK
BLACK
GREEN
RED
GRAY
WHITE
RED (LO)
BLACK (HIGH)
BLUE (MED. HI)
ORANGE (MED. LO)
WHITE
RED (LO)
BLACK (HIGH)
BLUE (MED. HI)
WHITE
6
5
4
3
2
1
LEGENDS
115V:
FIELD 115V:
24V:
FIELD 24V:
BLOWER
MOTOR
4 SPEED
NOTES
1.
Incoming power must be polarized. Observe color
coding. (See furnace data label for electrical
information.)
2.
If any of the original wires (as supplied with the
appliance) must be replaced, use 105˚C Thermoplastic
type wire or its equivalent.
SUPPLIED
BY INSTALLER
C W G R
COM
BLUE
BLOWER
MOTOR
3 SPEED
See Table
See Table
710152 07/01
Figure 44. Gas Direct Ignition Furnace, Heating & A/C Ready - All M1M Models
Blo
w
er Wire
T
a
b
le
B
low
e
r W
ire
C
onne
c
ti
ons
Fur
na
c
e
Wi
re
#
1
W
ire #
2
W
ire
#
3
Wire
#4
Mode
l
Re
d
Bl
a
c
k
B
lu
e
O
ra
ng
e
M
1
M
A
0
56/
Ti
e
T
ie
Ti
e
C
ont
ro
l
07
0/
07
7/
090
W
rappe
d
W
ra
pped
W
rap
ped
Bo
a
rd
"H
"
M1
MB
T
ie
C
o
n
tr
ol
T
ie
C
ont
ro
l
05
6
W
ra
pped
B
o
ar
d "
C
"
W
rapp
ed
B
oar
d
"
H
"
M1
MB
T
ie
T
ie
C
o
n
tro
l
C
o
n
tro
l
07
0/
077
W
ra
pped
W
rap
ped
B
o
a
rd "
H
"
B
oar
d
"
C
"
M1
MB
Ti
e
C
o
n
tr
o
l
Ti
e
T
ie
90
W
ra
pped
B
o
ar
d "
H
"
W
rapp
ed
W
rappe
d
M1
M
(C
,D
)
C
ont
ro
l
T
ie
T
ie
C
ont
ro
l
05
6/
070
B
oar
d "
H
"
W
ra
p
ped
W
rapp
ed
B
oar
d
"
C
"
M1
M
(C
,D
)
Ti
e
T
ie
Ti
e
C
o
n
tr
o
l
07
7/
090
W
ra
pped
W
rap
ped
W
rapp
ed
B
oar
d
"
H
"