Nordyne M1B, M1G, M1S 710151 08/00, 1 2 3 4 5, Incoming power must be polarized, its equivalent

NOTES

3 SPEED

HEATING/COOLING

BLOWER

1. Incoming power must be polarized.

HEATING/

MOTOR

BLOWER

Observe color coding. (See furnace

AUX. LIMIT

MOTOR

data label for electrical information.)

COOLING

(HIGH)BLACK

(MED.BLUEHI)

(LOW)RED

WHITE

W

4 SPEED

BLUE

LO)

2. If any of the original wires (as supplied

G

with the appliance) must be replaced,

R

(LOW)RED (HIGH)BLACK

(MED.BLUEHI) (MED.ORANGE

GRAY RED GREEN WHITE

WHITE

use 105˚C Thermoplastic type wire or

C

its equivalent.

CONNECTOR

HOUSING CAP

1

2

3

4

5

6

1 2 3 4 5 6

TIE WIRE

ON/OFF

RED

WHITE

SWITCH

BLACK

BLUE

BLUE

BLUE

BLACK

BLACK

RED

FUSE

4

6

GRAY

HI-LIMIT

3 COMBUSTION

BLOWER

2

5

1 RELAY

3A

FAN

BLACK

BLACK

SWITCH

GRAY

GRAY

GREEN

BLACK

TRANSFORMER

1

2

COMBUSTION FAN

24 V

R

C

SUPPLIED

RED*

ORANGE

L1

N

CONNECTOR

BY INSTALLER

115 V

HOUSING

4

6

3

GREEN

WHITE

WHITE

L1

A/C

2

5

1

PRESSURE

NEUTRAL

BLOWER

RELAY

ORANGE

SWITCH

BLACK

WHITE

BLACK

GROUND

GRAY

BLUE

SCREW

			FURNACE ELECTRICAL BOX
			* Jumper Wire - M1GB 090 Units Only	A/C & Heating Speeds: Refer to
LEGENDS			Otherwise Hi-Speed Connected	Table 10, A/C Blower Selection
115V:	FIELD 115V:	GAS	to Blower Relay (Black)	in the manual
24V:	FIELD 24V:		- M1GB 077 Heating: Orange wire
		VALVE
			replaced by Blue	710151 08/00
			- M1GB 090 Heating: Orange wire
			replaced by Black

37

Figure 43. Standing Pilot with Induced Draft Furnace, A/C Ready M1G (B, C, D) 077, 090 Models