White-rodgers 50M56U-843 Manuel d'utilisateur télécharger pdf

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50M56U-843

Universal Single Stage

HSI Integrated Furnace Control Kit

INSTALLATION INSTRUCTIONS

FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS

CAREFULLY BEFORE INSTALLING OR OPERATING

THIS CONTROL COULD CAUSE PERSONAL INJURY

AND/OR PROPERTY DAMAGE.

DESCRIPTION

The 50M56U-843 kit is a Universal Single Stage HSI Integrated

Furnace Control that employs a microprocessor to continually

monitor, analyze, and control the proper operation of the gas

burner, inducer, and fan.

The kit contains:

• 50M56-843IgnitionControlModule

• 21D64-2IgnitorKit

• SetofInterconnectHarnesses

Installation should be done by a qualiﬁed heating and air

conditioning contractor or licensed electrician.

If in doubt about whether your wiring is millivolt, line, or low

voltage, have it inspected by a qualiﬁed heating and air

conditioning contractor or licensed electrician.

Donotexceedthespecicationratings.

All wiring must conform to local and national electrical codes

and ordinances.

This control is a precision instrument, and should be handled

carefully. Rough handling or distorting components could

cause the control to malfunction.

Following installation or replacement, follow manufacturer’s

recommended installation/service instructions to ensure

proper operation.

PRECAUTIONS

PART NO. 37-7042B

Replaces37-7042A

0937

Do not short out terminals on gas valve or primary

control. Short or incorrect wiring may damage the

thermostat.

CAUTION

Failure to comply with the following warnings could result

in personal injury or property damage.

FIRE HAZARD

• Donotexceedthespeciedvoltage.

• Replaceexistingcontrolwithexactmodeland

dash number.

• Protectthecontrolfromdirectcontactwithwater

(dripping, spraying, rain, etc.).

• Ifthecontrolhasbeenindirectcontactwith

water, replace the control.

• Labelallwiresbeforedisconnectionwhenserv-

icing controls. Wiring errors can cause improper

and dangerous operation.

• Routeandsecurewiringawayfromame.

SHOCK HAZARD

• Disconnectelectricpowerbeforeservicing.

• Ensureproperearthgroundingofappliance.

• Ensureproperconnectionoflineneutralandline

hot wires.

EXPLOSION HAZARD

• Shutoffmaingastoapplianceuntilinstallation

is complete.

WARNING

THE SUPPLIED WIRING HARNESSES ALLOW

THE “UNIVERSAL 50M56U-843” TO BE USED

IN NUMEROUS APPLICATIONS. FOR PROPER

INSTALLATION THE INSTALLER MUST READ

“PAGE 2 AND 3” MOUNTING AND WIRING.

INSTALLER MUST READ

CONTENTS

Description ...................................................................1

Precautions ..................................................................1

Speciﬁcations ..............................................................2

Installation ...................................................................2

Mounting & Wiring

Operation ..................................................................... 7

50M56-843

21D64-2

1 2 3 4 5 6 7 8

Résumé du contenu

Page 1 - 50M56U-843

www.white-rodgers.com50M56U-843Universal Single StageHSI Integrated Furnace Control KitINSTALLATION INSTRUCTIONSFAILURE TO READ AND FOLLOW ALL INSTRUC

Page 2 - MOUNTING AND WIRING

2SPECIFICATIONS MOUNTING AND WIRINGAll wiring should be installed by a qualiﬁed heating and air conditioning contractor or licensed el

Page 3 - INSTALLATION

3INSTALLER MUST READ FOR PROPER INSTALLATION• Wiring harnesses are included in this package to complete the installation of the “UNIVERSAL 50M56U-

Page 4 - WIRING DIAGRAM

4WIRING DIAGRAM THTRMV HIMV COMMV LOGNDHLOHLIPSOPSICRGWYIGNITORYWGRTHERMOSTAT2 STAGEGASVALVEHIGH LIMIT(N. C.)ROLLOUT(N. C.)AUX. HIGHLIMIT (N. C.)PRE

Page 5 - WIRING DIAGRAM

550M56TERMINALTERMINALTYPESYSTEM COMPONENTCONNECTIONTYPICAL SYSTEM WIRING TABLE† Maximum recommended flame probe wire length is 36 inches.WGRYCHLO(1)

Page 6 - OPERATION

6OPERATION OPTION SWITCHESThe option switches on the 50M56U-843 control are used to determine the length of the heat delay-to-fan-off

Page 7 - OPERATION

7 OPERATION2. Interruptthe24VACpoweratthecontrolforatleastonesecond. You may also need to reset the ﬂame rollout sensor switch

Page 8 - The Emerson logo is a

White-Rodgers is a division of Emerson Electric Co.The Emerson logo is a trademark and service mark of Emerson Electric Co.www.white-rodgers.com

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White-rodgers 50M56U-843 Manuel d'utilisateur

Naviguer en ligne ou télécharger Manuel d'utilisateur pour Panneau de contrôle White-rodgers 50M56U-843. White Rodgers 50M56U-843 User Manual Manuel d'utilisatio

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