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Model GF-1099LHS/LHD
Installation & Owners Manual
• 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.
Our Brands
®
Last Updated: 02-2022
Read and Save These Instructions
• Read our full warranty policy at the end of this document.
• 7" Flexible Bypass is not included in box and is field supplied by contractor.
400 Midwest Rd.
Toronto, ON M1P 3A9
Canada
Toll Free: (888) 216-9184
www.generalaireiaq.ca
sales@generalaireiaq.ca
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Summary of Contents for GeneralAire GF-1099LHS
- Page 1 Model GF-1099LHS/LHD 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. • 7" Flexible Bypass is not included in box and is field supplied by contractor. 400 Midwest Rd. Our Brands Toronto, ON M1P 3A9 Canada ®...
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Page 2: Table Of Contents
Model 1099LHS Humidifier Installation Manual 1099LHS Table of Contents Subject Page # Specifications Unit Location Additional Materials That May Be Necessary Installation Saddle Valve Installation Installing / Wiring the Control How the Humidifier Works Maintenance Parts Drawing Humidifier Chassis Duct Cut Out Trouble Shooting FAQ’s Warranty Registration... -
Page 3: Specifications
• Pallet Qty: 16 • Cabinet Construction: UV-Stable Automotive Grade Plastic • Humidistat: Models: GF-MHX3 (Included with model GF-1099LHS) • Voltage: 24V • In The Box: Humidifier, humidistat, installation instructions, Vapor Pad®, parts kit, saddle valve, 7" connecting collar, 24V transformer Unit Location ... -
Page 4: Installation
Model 1099LHS Humidifier Installation Manual Installation 1. Select location on vertical surface of warm or return air plenum for mounting humidifier. Tape mounting template in place making sure the template is level. Do not install humidifier or 7" bypass pipe where the blanked off ends of a cooling coil will restrict air flow to the humidifier. -
Page 5: Saddle Valve Installation
Model 1099LHS Humidifier Installation Manual Saddle Valve Installation CAUTION: Turn off water supply. CAUTION: 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. 4. -
Page 6: Installing / Wiring The Control
Use Parts: Thin Outer Gasket Frame Thin Inner Gasket W Mounting Base Face MHX3C Humidistat Installation GeneralAire ® Humidistat GENERALAIRE HUMIDISTAT GeneralAire ® Humidifier Blue 24V BLUE 24V SOLENOID VALVE WIRES Solenoid 24VAC FROM FURNACE 24V From Valve Wires CIRCUIT BOARD... -
Page 7: How The Humidifier Works
Model 1099LHS Humidifier Installation Manual How the Humidifier Works • The operating principle of the humidifier is based on the most efficient and economical means of evaporating water to the air. The humidifier uses only 2.5 watts of electrical power during operation, less than the smallest household light bulb. -
Page 8: Parts Drawing
Model 1099LHS Humidifier Installation Manual Parts Drawing GF-900-40 PAD RAIL GF-950-1 CHASSIS GF-900-9 NOZZLE GA-23 EVAPORATOR PAD GF-900-10 SPOUT GF-GA4235 DISTRIBUTOR TUBE GF-950-15 DISTRIBUTOR TROUGH GF-900-11 DAMPER KNOB GF-950-5 DAMPER DISK GF-950-2 SIDE PANEL DISCHARGE GF-950-13 COVER GF-900-16 NAMEPLATE GF-950-14 DRAIN PAN GF-GA4299 ORIFICE (Orange) GF-GA4040 SOLENOID VALVE ASM GF-P102 COMPRESSION SLEEVE (BRASS)/GP-81-30 COMPRESSION SLEEVE (PLASTIC) -
Page 9: Troubleshooting
Model 1099LHS 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"... -
Page 10: Faq's
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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