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First Co. Manuals & User Guides

First Co. is a leading US-based manufacturer of residential and commercial HVAC products, specializing in independent fan coils, water-source heat pumps, and air handlers.

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About First Co. manuals on Manuals.plus

Itinatag noong 1966, First Co. has established itself as an innovator in the HVAC industry, particularly known for its extensive line of niche heating and cooling products. Based in Dallas, Texas, the company manufactures a wide variety of fan coils, water-source heat pumps, and through-the-wall units designed for multifamily, hospitality, and commercial applications.

First Co. operates under the AE-Air umbrella and is dedicated to engineering high-quality, reliable climate control solutions made in the USA. Their product range includes hydronic fan coils, DX fan coils, and specialized air handling units that cater to unique architectural constraints.

First Co. manuals

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First Co A2L Sensor at Gabay sa Pag-install ng TXV

Pebrero 5, 2025
Impormasyon ng Produkto ng First Co A2L Sensor at TXV Mga Espesipikasyon Modelo: A2L Sensor at TXV Ceiling Fan Coils Manwal sa Pag-install: IOM # IOM4100 Rev. # A Operasyon Tiyaking maayos ang pag-install para…

First Co IOM8411 Drain Pan Heater Field Installation Guide

Hulyo 26, 2024
Impormasyon ng Produkto ng First Co IOM8411 Drain Pan Heater Field Mga Espesipikasyon Modelo: IOM8411 Rev. C 2/24 Lakas: 150W Tampok: Handa na ang Drain Pan Heater Mga Tagubilin sa Paggamit ng Produkto Pag-install Tiyaking tapos na ang pag-install…

First Co. video guides

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First Co. support FAQ

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  • Where can I find First Co. installation manuals?

    Installation, Operation, and Maintenance (IOM) manuals are typically available on the First Co. website under the Product Literature section or on the specific product page.

  • Does First Co. sell directly to homeowners?

    No, First Co. products are sold through wholesale distributors to licensed HVAC contractors. Homeowners should contact a local contractor for purchase and installation.

  • What is the warranty on First Co. equipment?

    First Co. offers a standard limited warranty on its products, covering defects in materials and workmanship. The warranty is valid only if the equipment is installed by a qualified, licensed professional. Specific warranty terms vary by product model.

  • Can I install a First Co. fan coil myself?

    No. First Co. equipment must be installed and serviced by qualified, licensed personnel. Improper installation by unauthorized individuals may void the warranty and can cause safety hazards.

  • What does the 'AE-Air' name mean?

    First Co. operates under the parent name Applied Environmental Air (AE-Air), which reflects its broader mission in manufacturing environmental air systems.