Aprilaire 850 Installation & Maintenance Instructions Manual
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Aprilaire 850 Installation & Maintenance Instructions Manual

Steam humidifier fan pack, fan pack service part
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Installation & Maintenance Instructions

TABLE OF CONTENTS

Safety Cautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Materials List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Specifications & Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Mount Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Electrical Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Grille Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Steam Humidifier Fan Pack
READ AND SAVE THESE INSTRUCTIONS
850 Steam Humidifier Fan Pack
5658 Fan Pack Service Part
Start-up Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Troubleshooting Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Service Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

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Summary of Contents for Aprilaire 850

  • Page 1: Table Of Contents

    850 Steam Humidifier Fan Pack 5658 Fan Pack Service Part Steam Humidifier Fan Pack Installation & Maintenance Instructions TABLE OF CONTENTS Safety Cautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Start-up Procedure .

  • Page 2: Safety Cautions

    Sharp edges may cause serious injury from cuts. Use care when cutting openings and handling housing and grille. EXCESS HUMIDITY Do not operate humidifier if 850 fan is not operating. Do not place objects in front of steam discharge. Condensation may cause damage.

  • Page 3: Materials List

    DIMENSIONS • 24 VAC supplied by the steam humidifier . If purchasing the 5658 fan pack service part ensure FIGURE 1 – Model 850 Fan Pack Dimensions (inches) the included 75VA transformer is installed in the steam humidifier . • Stainless steel steam dispersion chamber 3-15/16 •...

  • Page 4: Installation Instructions

    LOCATION NOTICE FIGURE 2 – Side View Fan Pack must be installed over drywall for proper operation. MODEL 850 FAN PACK TYPICAL INSTALLATION The Fan Pack must be located near the Steam Humidifier to minimize the length of the steam hose . If the Fan Pack is mounted directly above the humidifier, 16”...

  • Page 5: Figure

    INSTALLATION INSTRUCTIONS (CONTINUED) LOCATION (CONTINUED) The following guidelines are for a 240V installation in which the unit discharges into a space with 70°F air temperature and 40% RH . FIGURE 4 – Minimum Clearances • Allow 5 feet of unobstructed space directly in front of the grille . •...

  • Page 6: Mount Housing

    INSTALLATION INSTRUCTIONS (CONTINUED) MOUNT HOUSING FIGURE 7 – Hose Connections The Fan Pack installs between the studs of a standard 16” on-center internal wall . To ensure proper operation, the Fan Pack must be mounted level . Use the four 1-1/2” mounting screws provided to attach the housing to the wall studs .

  • Page 7: Electrical Wiring

    FIGURE 9 – Wiring Diagram for Modulating Control and Fan Pack MODEL 63 ADMC +24V 24VAC STEAM HUMIDIFIER FAN PACK MODULATING STEAM HUMIDIFIER DIP SWITCH POSITION WIRE: 18 AWG ACCEPTABLE FOR 24 VAC APPLICATION APRILAIRE MODEL 801 MODULATING STEAM HUMIDIFIER 90-2199...

  • Page 8: Grille Installation

    INSTALLATION INSTRUCTIONS (CONTINUED) GRILLE INSTALLATION FIGURE 10 –Grille Installation Use the four 5/8” screws to attach the Fan Pack grille to the fan housing and drywall . See Figure 10 . If painting the grille is desired, see a painting professional for acceptable paint products for high temperature (212°F), high humidity environments and polycarbonate .

  • Page 9: Maintenance

    TROUBLESHOOTING GUIDE If a problem arises with the Aprilaire Fan Pack, please review the following troubleshooting guide for possible causes and solutions . If the problem persists, call Aprilaire Tech Support toll-free at 1-800-334-6011 . Please be prepared to describe the exact nature of the problem .

  • Page 10: Service Parts

    SERVICE PARTS Part No. Description Digital Manual Humidistat 4028 Tee & Trap 5662 Grille 4999 5558 Modulating Humidistat...

  • Page 11: Limited Warranty

    This warranty gives you specific legal rights and you may also have other rights which vary from state to state . WARRANTY REGISTRATION Visit us online at www.aprilaire.com to register your Aprilaire product . If you do not have online access, please mail a postcard with your name, address, phone number, model number of product purchased and date of installation to: Research Products Corporation, P .O .
  • Page 12 P .O . Box 1467 • Madison, WI 53701-1467 • Phone: 800/334-6011 • Fax: 608/257-4357 • www.aprilairepartners.com 10011634 9 .16 Printed in U .S .A . B2206931B © 2016 Aprilaire – A division of Research Products Corporation...

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5658

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