Nordyne SERIES M1B, AND M5S Gas Atmospheric Furnaces, M1GH, Wiring Diagrams, Models, 703887B

Models: AND M5S SERIES M1B

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WIRING DIAGRAM

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WIRING DIAGRAM

Gas Atmospheric Furnaces, M1GH 056, 070

Figure 40

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.

BLOWER

MOTOR

HEATING

ONLY

BLACK

 

BLACK

 

 

 

 

 

 

 

1 2 3 4 5 6

WGas Atmospheric Furnaces, M1GH 056, 070

R. Gas Atmospheric Furnace, M1GH 056, 070 CWIRING DIAGRAMS

COMMON

WHITE

AUX. LIMIT

BLUE

. Gas Atmospheric Furnace, M1GH 056, 070

L1

NEUTRAL

ON/OFF

 

CONNECTOR

FOR OPTIONAL

 

 

ACCESSORY KITS

 

SWITCH

 

HOUSING CAP

 

 

 

 

 

WHITE

 

 

 

BLACK

GRAY

RED

 

 

 

BLACK

BLACK

BLACK

 

3A FUSE

 

 

GRAY

 

 

 

 

 

 

TRANSFORMER

RED

 

 

 

R

SUPPLIED

 

 

 

L1

BY INSTALLER

 

 

 

 

 

 

ORANGE

 

 

 

 

ORANGE

 

 

HI-LIMIT

24 V Models C

115 V 703887B N WHITE

FAN SWITCH

BLUE

WIRING DIAGRAMS

Models

 

WHITE

GROUND

GRAY

SCREW

 

 

FURNACE ELECTRICAL BOX

 

GAS VALVE

FAN ON/AUTO SWITCH

 

BLACK

BLUE

LEGENDS

 

115V:

 

 

FIELD 115V:

 

 

24V:

 

 

FIELD 24V:

 

MANUAL RESET

VENT SWITCH

703887B
(Replaces 703887A) 02/99
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Nordyne SERIES M1B Gas Atmospheric Furnaces, M1GH, Wiring Diagrams, Models, Gas Atmospheric Furnace, M1GH, 703887B