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Model GF-1137L Installation & Owners Manual Read and Save These Instructions • Installation by anyone other than a qualified contractor voids the warranty. • Product designed for residential installation only. Commercial installation voids warranty. • Modification or alteration of product, parts, installation instructions or local safety codes voids warranty. • Read our full warranty policy at the end of this document. 400 Midwest Rd. Toronto, ON M1P 3A9 Our Brands Canada Toll Free: (888) 216-9184 ® www.generalaireiaq.ca sales@GeneralAireIAQ.ca Last Updated: 05-2021...
Failure to heed them can result in serious injury or material property damage. IMPORTANT INSTALLATION INSTRUCTIONS GF-1137L model fan-power humidifier has a built-in transformer. A 24V SPST (Single-Pole Single-Throw) relay is field supplied by contractor and required for model 1137L installation.
Model 1137 Humidifier Installation Manual Specifications • Model: GF-1137L Legacy Flow Through Humidifier • Type: Fan Powered Flow Through • GPD: 18 Based on 120° F Plenum Temperature • Warranty: 5 Years 14” H • Replacement Vapor Pad : GF-990-13 ®...
Model 1137 Humidifier Installation Manual Installation Cont. Thumb Nuts Cabinet Screws 2. Cut out center section. Install one cabinet retaining clip in each of the two top holes to assist holding cabinet while installing six cabinet screws. Install drain pan, evaporator Distributor pad and distributor trough using thumb nuts provided.
Model 1137 Humidifier Installation Manual Installation Cont. Distributor 4. Assemble distributor tube so that it is directed into the Trough Cover center opening of the distributor trough cover. Distributor Tube (Metal) 5. Connect 1/4" water supply tube to brass filter at inlet of solenoid.
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Model 1137 Humidifier Installation Manual Installing / Wiring Your Control Cont. FAN CONTROL ON-OFF HUMIDIFIER SWITCH 120v. OUTLET SINGLE SPEED BLOWER MOTOR 115v. (HOT) 115v. ON-OFF HUMIDIFIER (HOT) 60CY. 60CY. SWITCH 120v. OUTLET HUMIDIFIER FURNACE 120v. OUTLET HUMIDISTAT 115v. FIELD SUPPLIED (HOT) CONTROL BOARD ON-OFF...
Model 1137 Humidifier Installation Manual Installation Cont. 7. Connect drain hose to 5/8" spout on humidifier cabinet using hose clamp provided. Run 5/8" hose to suitable drain such as floor drain, sewer or laundry sink. Be sure hose has continuous slope and is not kinked at any point.
Model 1137 Humidifier Installation Manual Maintenance Your Humidifier is engineered to give helpful and trouble-free humidification. For maximum efficiency the following cleaning procedures should be carried out at the end of each heating season: 1. Turn off water supply and electrical power to humidifier. 2.
Model 1137 Humidifier Installation Manual Troubleshooting 1. My humidifier continues to run. Check for the following: • The valve might be stuck in the "open" position. • Check for wiring errors. • Is the unit sized properly for your home? If it is rated for a smaller-sized home than the home in which it is installed, it will work "overtime"...
5. Dry air can cause harm to expensive musical instruments like pianos and violins. 6. Dry air causes gaps in window & door frames, letting cold outdoor air in; causing you to turn up the heat and increasing your heating bills! Controlled humidity from a GeneralAire Humidifier allows you the ®...
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