GeneralAire 1137 Series - User Manual

RESIDENTIAL AIR TREATMENT PRODUCTS
INSTALLER: PLEASE FILL OUT AND MAIL GUARANTEE CARD AFTER INSTALLATION
IS COMPLETE. LEAVE INSTALLATION INSTRUCTIONS WITH HOMEOWNER
PRECAUTION: The installer should be an experienced service technician. Disconnect electrical power before
beginning installation. Do not install where temperatures fall below 32 degrees F or where plenum temperatures
exceed 200 degrees F. For maximum evaporative capacity, install this humidifier on the warm air supply plenum.
When wiring into a multi-speed blower circuit see Step 5C.
FLOW THROUGH
POWER HUMIDIFIER
FOR INSTALLATION ON A VERTICAL
SURFACE OF THE WARM AIR PLENUM
OF ANY FORCED AIR FURNACE
ADDITIONAL MATERIALS THAT MAY BE NECESSARY: 1.1/4" diameter plastic supply tubing or 1/4" copper supply tubing for hot water applications
2. air pressure switch (G.F. Model #12500 suggested)
3. junction box, 115 V. grounding outlet, cover and wire
Select location on vertical surface of warm air plenum for mounting
humidifier. Stick mounting template in place making sure the template is
level. Do not install humidifier where the blanked off ends of a cooling coil
will restrict air flow to the humidifier.
Center punch all 6 mounting holes on the template and drill with an
1/8" drill bit. Cut out center section. Install one cabinet retaining clip
in each of two top holes to assist holding cabinet while installing six
cabinet screws. Install drain pan, evaporator pad and distributor
trough using thumb nuts provided.
COPPER
TUBING
PLASTIC
TUBI NG
i J
Mount the self tapping saddle valve on either a cold or a hot water pipe.
A side or top mount is best to avoid clogging from pipe sediment.
Connect 1/4" O.D. tubing to the saddle valve. Copper tubing requires a
brass compression nut and brass sleeve. Plastic tubing requires a brass
insert inside the tubing, a plastic sleeve on the outside with a brass
compression nut.
NOTE: DO NOT USE PLASTIC TUBING ON HOT WATER OR IN
CONTACT WITH ANY HOT PLENUM SURFACE OR DUCT.
INSTALLATION OF THIS SADDLE VALVE MUST MEET OR EXCEED
LOCAL CODES AND ORDINANCES.
SADDLE VALVE INSTALLATION INSTRUCTIONS
Copper Pipe
1. Retract piercing pin into valve body by turning handle
counterclockwise.
2. Screw valve body into upper bracket and tighten.
3. Place rubber gasket over piercing pin.
4. Assemble saddle valve over copper pipe using enclosed screws,
nuts and lower bracket.
5. Tighten screws evenly and firmly. Brackets should be parallel.
6. Complete compression connection to saddle valve outlet.
7. Turn handle clockwise to pierce tubing and close saddle valve.
8. Turn handle counterclockwise to open saddle valve, leave open for
several seconds to flush dirt from pipe and tubing.
Steel, Brass or Hard Plastic Pipe
1. Shut off water supply and drain pipe.
2. Turn handle clockwise to expose piercing pin and close saddle
valve.
3. Place rubber gasket over piercing pin.
4. Drill 1/8" hole in pipe using a hand crank drill to avoid shock hazard.
5. Assemble saddle valve over steel, brass or hard plastic pipe using
enclosed screws, nuts and lower bracket.
6. Tighten screws evenly and firmly. Brackets should be parallel.
7. Complete compression connection to saddle valve outlet.
8. Turn handle counterclockwise to open saddle valve, leave open for
several seconds to flush dirt from pipe and tubing.
Threaded Pipe Fittings
1. Turn handle clockwise to expose piercing pin and close saddle
valve.
2. Seal valve body threads using pipe tape or sealant.
3. Install valve into 1/8" NPT fitting.
4. Complete compression connection to saddle valve outlet.
5. Turn handle counterclockwise to open saddle valve, leave open for
several seconds to flush dirt from pipe and tubing.

Summary

Humidifier Installation Guide

Pre-Installation Requirements

Installer precautions, temperature limits, and necessary additional materials for installation.

Mounting and Cabinet Setup

Using the template for location, drilling, and assembling the humidifier cabinet.

Saddle Valve Water Connection

Detailed steps for installing the saddle valve to connect the water supply line.

Installation Steps and Operation

Water Distribution and Wiring

Connecting the distributor tube and instructions for electrical wiring connections.

Drain Hose and Operational Test

Connecting the drain hose and verifying humidifier operation and testing.

Wiring Diagram and Circuit Explanation

Diagram of electrical connections and explanation of the control circuit functionality.

Parts List and Maintenance

Humidifier Component Identification

Illustrated list identifying all parts and components of the humidifier model.

Care and Maintenance Guide

Guidelines for cleaning and maintaining the humidifier for optimal performance.

Product Information

How the Humidifier Works

Explanation of the humidifier's operating principle and water evaporation process.

Limited Warranty Details

Details on warranty coverage, limitations, exclusions, and how to make a claim.

GeneralAire 1137 Series Specifications

General

Brand	GeneralAire
Model	1137 Series
Category	Humidifier
Language	English