Nordyne Forced Air Gas and Oil Furnace M1M - Manual (Page 34)

34
20. WIRING DIAGRAMS
703887B
Figure 40. Gas Atmospheric Furnace, M1GH 056, 070 Models
Gas Atmospheric Furnaces, M1GH 056, 070
ON/OFF SWITCH
GAS VALVE
FAN SWITCH
HI-LIMIT
AUX. LIMIT
TRANSFORMER
L1
N C
R
24 V 115 V
WHITE
WHITE
WHITE GRAY
BLUE BLACK
GRAY
FAN ON/AUTO SWITCH
ORANGE ORANGE
BLACK
L1
NEUTRAL
GROUND
SCREW
FURNACE ELECTRICAL BOX
BLACK
3A FUSE
BLOWER MOTOR HEATING
ONLY
6
5
4
3
2
1
C R W
GRAY
RED
BLUE
CONNECTOR HOUSING CAP
COMMON
FOR OPTIONAL
ACCESSORY KITS
BLACK
BLACK
LEGENDS 115V:
F
IELD 115V:
24V:
F
IELD 24V:
RED
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.
BLACK
BLACK
SUPPLIED BY INSTALLER
BLUE
WHITE
MANUAL RESET
VENT SWITCH