Lennox International Inc G50UH-36C-110, G50UH-48C-110, G50UH-60D-135, G50UH-36B-090 G5OUHX, Sot

G5OUH(X)

Schematic

Wiring

Diagram

120V

ADO

/_

SIS

BLOWER

SPEED

CHART

TAPS

L_

OR

SlO

COMBUSTION AIR

FACTORY

CONNECTED SPEED

MOTOR

SECONDARY

PROVING SWITCH

SREE_

K43

ECON

PRIMARY GAS

UNIT

COOL HEAT

FAN

PARK

PARK

AVAIL,

L_DTS

(IF USED)

LIMIT

COMBUSTION AIR

_

24A-045

fELLOW

RED

3

N/A

INDUCER

MOTOR

"-L£P./

36A2¢A-070

fELLOW

RED

....

BROWN

43

2

(ALTERNATE)

36B-090

_

BROWN

RED

....

YELLOt

4

{(RIGHT)

_

<

BROWN

RED

....

YELLO_

€

I(RISHT)

o o° ....o ,ELLo,,

GV f

6V I

4BC- 135

BROWN

RED

....

t'ELLO£t

4-

_

60C-t

JO

fELLOW

RED

....

BROWN

4

I(R=eHT}

60D-

135

fELLOW

RED

....

BROWN

4-

2

WHITE-RODGER9

HONEYWELL

6DO° 155

fELLOW

RED

....

BROWN

4

2

/_

GAS VALVE

GAS VALVE

HX_BLOWER- SPEED SELECTION

LO

0[]

0

BURNERS

0

TAPS

BLACK

BROWN

YELLOW

RED

4-

0

0 _

SPEED

T.ERMOOTAT.EATANTICIPATIONSETTINES

BLACK

Y LI.QW

RED

3

PLANENOLLDUT\FLAME I_NITER"_LSAT

SWITCH

SENSOR

JI59

FLAME ROLLOU'[

P159 E_

SWITCH

IJ.P5B

JACKPLU6 CHART

IJACK/PLUG-GURNER CONTROL

DOOR

TRANSFORMER

IJ.PIB9

IJACK/PLUD-IONITION

INTERLOCI

WARN INO-

A92

_

ELECTRIC SHOCK HAZARD,CAN CAUSE INJURY

BLO_R

OR DEATH.UNIT

MUST

BE

GROUNDED

IN ACCORDANCE

IGNITION

COB

c

$21

WITH NATIONAL

AND

LOCAL CODES.

CONTROLpIs6

CIROOI

SECONDARY

IF ANY

WIRE IN THIS

APPLIANCE

IS RSPLACED,IT

6REANEf

GAS

LIMIT

MUST 6E REPLACED WITH WIRE OF LIKE SIZE,

(EA-)

PIJS

RATING,INSULATION

THICKNESS

AND

TERMINATION,

TO PREVENT MOTOR DURMDUT,REVER CONNECT MORE

SI

P50

THAN ONE MOTOR LEAD TO ANY ONE CONNECTION.

ROOM THERMOSTAT

(El)

JI35_

_

IMPORTANT-

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UNOREDMOTORLEAOOMUST6EWIREDTOA

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PARK

TERMINAL.

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CORRECT NUM6ER

OF SECONDARY

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LIMITS

USED,SEE

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A

SECTION

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EQUIPMENT

WHITE

FIGURE 26

Page 24