Aprilaire 800 Series Installation & Maintenance Instructions Manual
  1. Manuals
  2. Brands
  3. Aprilaire Manuals
  4. Humidifier
  5. 800 Series
  6. Installation & maintenance instructions manual
Aprilaire 800 Series Installation & Maintenance Instructions Manual

Aprilaire 800 Series Installation & Maintenance Instructions Manual

Steam humidifier
Hide thumbs Also See for 800 Series:
Table of Contents

Advertisement

Quick Links

TABLE OF CONTENTS

SAFETY CAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
MATERIALS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
PRINCIPLES & SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . 4
SPECIFICATIONS & DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
INSTALLATION INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Choosing a Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
- Dispersion Tube Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
- Elevation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
- Humidifier Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Prepare Humidifier for Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Install Steam Dispersion Tube/Fan Pack . . . . . . . . . . . . . . . . . . . . . . . . 12
Mount Humidifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Install Steam Hose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
10016603 B2210091A 09.22
10010605 B2206277L 09.22
Series 800 Steam Humidifier
Installation & Maintenance Instructions
READ AND SAVE THESE INSTRUCTIONS
Supply Water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Drain Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Electrical Power Wiring & Shut-off Switch . . . . . . . . . . . . . . . . . . . . . . . 13
Automatic Digital Control & Accessory Wiring . . . . . . . . . . . . . . . . . . . 18
Thermostat in a Zoned HVAC System . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Manual Digital Humidistat & Fan Pack Wiring . . . . . . . . . . . . . . . . . . .20
Automatic Digital Modulating Control Wiring . . . . . . . . . . . . . . . . . . . . 21
START-UP PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
OPERATING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
SHUT DOWN PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
DISPLAY PANEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
REPLACEMENT PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1
30
English 1

Advertisement

Table of Contents
loading

Related Manuals for Aprilaire 800 Series

Summary of Contents for Aprilaire 800 Series

  • Page 1: Table Of Contents

    Series 800 Steam Humidifier Installation & Maintenance Instructions TABLE OF CONTENTS SAFETY CAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Supply Water .

  • Page 2: Safety Cautions

    SAFETY CAUTIONS CAUTION ATTENTION INSTALLER Read this manual before installing. This product must be installed by qualified HVAC and electrical contractors and in compliance with local, state, federal, and governing codes. Improper installation can cause property damage, severe personal injury, or death as a result of electric shock, burns, or fire.

  • Page 3: Materials List

    MATERIALS LIST MODEL 800/800LC MODEL 801 MATERIALS FURNISHED MATERIALS FURNISHED Humidifier Humidifier Model 62 Automatic Digital Humidifier Control Dispersion tube Dispersion tube Steam hose (6 feet) Steam hose (6 feet) 7/8" I . D . drain tubing (10 feet) 7/8"...

  • Page 4: Principles & Sequence Of Operation

    PRINCIPLES & SEQUENCE OF OPERATION The Aprilaire® Steam Humidifier delivers humidity in the form of steam to the conditioned space via the HVAC FIGURE 1 – FILL AND DRAIN SYSTEM AND CANISTER system duct or the Fan Pack . The humidifier generates...

  • Page 5: Specifications & Dimensions

    34 . 6 * Assumes 8 ft ceiling height, adjust as necessary for higher ceilings. For homes with multiple furnaces/air handlers a humidifier should be installed on each. Model 800 Series Shipping Weight: 28 lbs Model 865 Shipping Weight: 39 lbs Humidifier Operating Weight: 23 lbs** ** As minerals precipitate, unit weight can increase to approximately 30 lbs.
  • Page 6 FIGURE 3 – HUMIDIFIER DIMENSIONS (INCHES) STEAM DISPERSION TUBE 8-7/8 1-3/4 FILL CUP 7-7/8 3 SQ 3-3/8 1-5/8 1 DIA 3-3/8 4-1/4 5-3/4 8-1/4 2 SQ 90-1518 ELECTRICAL KNOCKOUTS TOP VIEW DISPERSION OUTLET 10-1/8 7-1/8 MOUNTING HOLES 20-7/8 FRONT VIEW SIDE VIEW BACK VIEW DRAIN...
  • Page 7 WATER QUALITY Minerals that are naturally found in water contribute to water’s electrical conductivity; water conductivity is measured in microsiemens per centimeter (uS/cm) . Mineral content, also described as “water hardness” is usually measured in grains per gallon . Variation is found among water samples but generally the higher the mineral content, the higher the conductivity .

  • Page 8: Installation Instructions

    Operation during AC calls is not recommended because of the potential for condensation in the ductwork . Configure controls to lock out the humidifier during AC calls and use the blower activation feature on the ADHC to allow the humidifier to run with the blower only . Call Aprilaire Tech Support at 1-800-334-6011 for additional information on steam absorption .

  • Page 9: Elevation

    TABLE 3 – ABSORPTION DISTANCE (MINIMUM DISTANCE FROM DISPERSION TUBE DOWNSTREAM TO ANY OBSTRUCTION OR BEND IN DUCT) Humidifier Output (gal/day) Airflow Velocity* 70°F & 30% RH Setpoint 70°F & 45% RH Setpoint 65°F & 45% RH Setpoint 45°F & 45% RH Setpoint 300 fpm 13"...

  • Page 10: Distance From Humidifier To Dispersion Tube/Fan Pack

    NOTICE FIGURE 5 – DISPERSION TUBE MOUNTED BELOW HUMIDIFIER CONTROL CONDENSATE FLOW AND COLLECTION. DRIP TEE INSTALLATION FOR PIPING OVER OBSTRUCTION, OR IF DISPERSION TUBE IS LOWER THAN HUMIDIFIER. Failure to follow steam hose recommendations in this manual can result in reduced or erratic performance, increased noise and 90°...

  • Page 11: Humidifier Location

    TABLE 4 – STEAM HUMIDIFIER CAPACITY IN GALLONS/DAY 120 Volts 208 Volts 240 Volts Steam Hose or 11.5 Amps 16.0 Amps 11.5 Amps 16.0 Amps 11.5 Amps 16.0 Amps Insulated Pipe Steam Insulated Steam Insulated Steam Insulated Steam Insulated Steam Insulated Steam Insulated...

  • Page 12: Prepare Humidifier For Mounting

    PREPARE HUMIDIFIER FOR MOUNTING Unpack carton . Open front panel by removing screw and lifting panel up and away from humidifier . Disconnect three wires from top of canister by pulling straight up . The two large wires are the electrode conductors . The smaller wire is connected to the high water level sensor . Remove canister by pulling it up and out of drain assembly .

  • Page 13: Drain Line

    DRAIN LINE Attach the 7/8" I . D . drain tubing provided to the drain assembly at the bottom of the humidifier . Secure with the hose clamp provided . Do not over tighten . Make sure the drain line has a constant downward slope from the humidifier to the drain and is not kinked or blocked . If floor drain is not available, use condensate pump (Part #4856) to route water to a suitable drain .
  • Page 14 FIGURE 9 – CONTROL CIRCUIT BOARD WITH DIP SWITCHES FACTORY SETTING FOR 11.5 AMP NOMINAL OPERATION. LED D8 SLIDE DIP SWITCH #1 TO “ON” POSITION FOR 16.0 AMP NOMINAL OPERATION. 90-1959 14 English...
  • Page 15 FIGURE 10 – 240 VAC WIRING DIAGRAM POWER TERMINAL MAIN POWER BREAKER BLOCK (NOT PROVIDED) WATER LEVEL PROBE L2 / N ELECTRODE ELECTRODE TRANSFORMER POWER JUMPER WIRE STEAM CANISTER BLK/WHT DOOR SWITCH STEAM HUMIDIFIER IS SHIPPED FROM THE FACTORY ORANGE WIRED FOR 240 VOLTS.
  • Page 16 FIGURE 11 – 208 VAC WIRING DIAGRAM POWER TERMINAL MAIN POWER BREAKER BLOCK (NOT PROVIDED) WATER LEVEL PROBE L2 / N ELECTRODE ELECTRODE TRANSFORMER POWER JUMPER WIRE STEAM CANISTER BLK/WHT STEAM HUMIDIFIER IS DOOR SWITCH SHIPPED FROM THE FACTORY WIRED FOR 240 VOLTS. ORANGE MOVE THE JUMPER WIRE TO TERMINAL J13 TO OPERATE...
  • Page 17 FIGURE 12 – 120 VAC WIRING DIAGRAM POWER TERMINAL MAIN POWER BREAKER BLOCK (NOT PROVIDED) WATER LEVEL PROBE L2 / N ELECTRODE ELECTRODE TRANSFORMER POWER JUMPER WIRE BLK/WHT STEAM CANISTER DOOR SWITCH STEAM HUMIDIFIER IS SHIPPED FROM THE FACTORY ORANGE WIRED FOR 240 VOLTS.

  • Page 18: Automatic Digital Control & Accessory Wiring

    #65, Automatic Digital Modulating Humidistat Part #63 or any Aprilaire thermostat with integrated humidifier control functionality . Use Blower Activation Relay Part #4851 with Aprilaire Manual and Digital Manual Humidistats in order to allow the humidifier to turn on the HVAC system blower when humidity is required .

  • Page 19: Thermostat In A Zoned Hvac System

    THERMOSTAT IN A ZONED HVAC SYSTEM Mount the steam dispersion tube in the return duct . Each individual zone must be able to FIGURE 14 – STEAM HUMIDIFIER INSTALLED ON A ZONED HVAC SYSTEM handle the full load from the Steam Humidifier without condensation issues .

  • Page 20: Manual Digital Humidistat & Fan Pack Wiring

    MODEL 65 DIGITAL CONTROL WHITE 24VAC HUMIDISTAT 24VAC STEAM HUMIDIFIER YELLOW FAN PACK FAN PACK BLUE JUMPER PROVIDED WITH FAN PACK WHITE CIRCUIT BOARD WIRE: 18 AWG ACCEPTABLE FOR BLUE 24 VAC APPLICATION YELLOW TRANSFORMER APRILAIRE MODEL 800 STEAM HUMIDIFIER 90-2198 20 English...

  • Page 21: Automatic Digital Modulating Control Wiring

    AUTOMATIC DIGITAL MODULATING CONTROL WIRING (MODEL 801 OR 866) The Automatic Digital Modulating Control (ADMC) that ships with Model 63 and Model FIGURE 16 – ADMC WITH MODEL 801 5558 must be mounted on an interior wall in the living space . Follow instructions provided with REMOVE THERMOSTAT the control .
  • Page 22 . See FIGURE 18 for configuration options . MODULATING STEAM HUMIDIFIER DIP SWITCH POSITION WIRE: 18 AWG ACCEPTABLE FOR 24 VAC APPLICATION APRILAIRE MODEL 801 MODULATING STEAM HUMIDIFIER 90-2199 FIGURE 18– THIRD PARTY CONTROL SIGNALS ON / OFF HUMIDISTAT MODULATING STEAM HUMIDIFIER HUMIDISTAT TERMINAL...

  • Page 23: Start-Up Procedure

    START-UP PROCEDURE 1. Once the supply water, drain, steam hose, electrical power and control wiring connections are complete, make sure canister is fully seated into drain valve and three wire connectors on top of canister are secure . (High water probe wire and two interchangeable electrode wires . ) 2.

  • Page 24: Operating Modes

    OPERATING MODES When the humidifier is powered and turned on, the On/Off light is illuminated green . During fill cycles, the Fill light illuminates green . When the humidifier is turned on, any time the Humidifier Control sends a call for humidity, the Steam light illuminates green . Any time the drain valve is activated, the Drain light illuminates green .

  • Page 25: Shut Down Procedure

    SHUT DOWN PROCEDURE To turn humidifier off, push On/Off button once . Humidifier will begin its four-minute drain cycle . Fill valve will open to temper drain water . The Drain light will flash green for 15 seconds then turn green for four minutes while the canister drains . Once the Drain light turns off, the drain cycle is complete and the humidifier is off .

  • Page 26: Maintenance

    • Check system operation and inspect all plumbing connections and piping for signs of cracks or leaks . • Use only genuine AprilAire replacement parts. • Inspect drain line to make sure it is not blocked and has constant downward slope . Clean or replace if necessary .
  • Page 27 Tube in Steam Hose a wet/dry vacuum to remove residue. Fan Pack . If a problem persists, call Aprilaire Tech Support toll-free at 1-800-334-6011 . Please be prepared to describe the exact nature of the problem . Duct Steam • Check for loose electrode connections on the canister . Replace electrode wires if connection is loose . Change out electrode wires every 3 years For general operational problems, check to make sure humidifier is installed correctly .

  • Page 28: Troubleshooting Guide

    Install section of 1/4" braided fill line . Conform to local codes . Fan Pack . If a 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 29: Replacement Parts

    For parts for Steam Humidifiers manufactured If hard pipe is used for dispersion system, make sure it is insulated . prior to September 2016, refer to Aprilaire Humidifier Replacement Parts & Price List . Make sure water supply line does not contact ductwork .
  • Page 30 Automatic Digital Control for Model 800 Drain Hose (10 ft . ) & Clamps 4974 Digital Manual Humidistat AprilairePartners.com P.O. Box 1467 90-2242 Madison, WI 53701-1467 800.334.6011 F: 608.257.4357 Printed in USA ©2022 Aprilaire – Division of Research Products Corporation 30 English English 29...
  • Page 31 Automatic Digital Control for Model 800 Drain Hose (10 ft . ) & Clamps 4974 Digital Manual Humidistat AprilairePartners.com P.O. Box 1467 Madison, WI 53701-1467 800.334.6011 F: 608.257.4357 Printed in USA ©2022 Aprilaire – Division of Research Products Corporation 30 English...
  • Page 32 Automatic Digital Control for Model 800 Drain Hose (10 ft . ) & Clamps 4974 Digital Manual Humidistat AprilairePartners.com P.O. Box 1467 Madison, WI 53701-1467 800.334.6011 F: 608.257.4357 Printed in USA ©2022 Aprilaire – Division of Research Products Corporation 30 English...

This manual is also suitable for:

800lc801866865

Table of Contents