Install Instructions

Manufacturers of Whole House Residential Indoor Air Quality Products.

Humidiﬁers - Dehumidiﬁers - Air Cleaners - UV Air Puriﬁers - Heat/Energy Recovery Ventilators

USA: www.GeneralFilters.com Canada: www.CGFProducts.com

Air Cleaners

(GFI #4510, 4500, & GFI#4530)

Installation Manual

GeneralAire

Models MAC 1400, MAC 2000, & MAC 2020

Media Air Cleaners

For installation in the return air duct of any forced air heating and cooling system

Please Leave This Manual With The Homeowner

Date of Installation:______________Installed by:___________________Installer Phone:_________________

Place Serial Number Sticker Here:

• Installationbyanyoneotherthanaqualiedcontractorvoidsthewarranty.

• Modicationoralterationofproduct,parts,installationinstructionsorlocalsafetycodesvoidswarranty.

• Readourfullwarrantypolicyattheendofthisdocument.

MERV 11 Air Cleaners

75% Dust Spot Efﬁciency 1.0 to 3.0 Microns

MAC 2020

MAC 2000

MAC 1400

Form No. 14055 Rev. B

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Air Cleaners (GFI #4510, 4500, & GFI#4530) Installation Manual GeneralAire® Models MAC 1400, MAC 2000, & MAC 2020 Media Air Cleaners For installation in the return air duct of any forced air heating and cooling system Please Leave This Manual With The Homeowner Date of Installation:______________Installed by:___________________Installer Phone:_________________ Place Serial Number Sticker Here: • • Installation by anyone other than a qualified contractor voids the warranty.
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Installation Instructions IMPORTANT: A 22 Inch Clearance Must Be Allowed For Removal Of The Media Cartridge From The Cabinet. Pressure Drop Schedule 1. Turn off electricity to furnace. 2. Remove front cover. 3. Slide media cartridge from air cleaner cabinet, and discard packing material. 4. Remove and discard existing furnace air filter. 5. Install cabinet in return air system. 6. Properly install airflow direction arrows on interior of cabinet. Duct supports are recommended to support weight of cabinet.
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Maintenance The air cleaner media will normally need to be replaced every 4 to 6 months (end of the heating or cooling season) with normal usage. If an air cleaner condition indicator is used, change the media when the device indicates that service is required. Additionally, the frequency of filter replacement can be determined by visual examination.