Limited Warranty Outline

STANDARD FEATURES

CONSERVATIONIST®

COMMERCIAL GAS DIRECT VENT

TANK-TYPE WATER HEATERS

BTP-540A, BTPV-540A, BTP-650A, BTPV-650A, BTP-740A, BTPV-740A

Low NOx Certified

Meets ASHRAE/IES 90.1-1999 thermal efficiency and standby loss requirements. Meets SCAQMD Low NOx requirements.

Professional Start-Up is provided.

BTP ATMOSPHERIC CONVENTIONAL (Vertical Venting) — A barometric draft regulating damper is provided.

BTPV HORIZONTAL AND DIRECT VENT — Optional vent kits allow for sidewall venting or direct venting.

GLASS-LINED TANK — Exclusive corrosion protection with glass-lining and nickelous oxide on all interior tank surfaces. Multiple anodes provide corrosion protection. Factory installed A.G.A./ASME rated Temperature and Pressure relief valve.

POWERED GAS BURNER — Premix Low NOx burner design with internal FGR. Features an internal blocked flue sensor, separate pilot system, internal thermal cutoff & anti-flashback barrier. Inlet gas pressures: 14" W.C. max., 8" W.C. min. natural gas only.

FULLY AUTOMATIC CONTROLS — Safety shut off, high temperature limit control, dual thermostat (adjustable 120°F thru 180°F) for accurate temperature control.

HIGH ALTITUDE INSTALLATION — Equipped with adjustable air intake damper, easy to reset for high altitude installation by Authorized BTP Start-Up agent.

DRAFT EQUALIZING COMBUSTION CHAMBER — Patented dome system balances pressures inside the combustion chamber to ensure even heat distribution, optimum flue loading and maximum heat transfer.

THICK PERMAFOAM INSULATION — Saves fuel, reduces standby heat loss.

JACKET — Is of heavy gauge steel with baked enamel finish over bonderized undercoat.

U.L. CERTIFIED.

ASME CONSTRUCTION — Rated working pressure 160 PSI.

A.G.A./ASMETEMPERATURE&PRESSURERELIEFVALVE — Factory installed.

OTHER FEATURES

•Two layers of high temperature ceramic fiber insulation surrounding combustion chamber • Flame inspection port opening • Mounted on rugged channel iron skids • Multiple anodes for protection.

EASY CLEANING — One handhole clean out provided.

CAUTION: Must be installed on noncombustible surface.

	Storage	Input	Recovery	Recovery Rating
	Capacity	Rating	Rating	Rating	Current Draw
	U.S. Gals.	BTU/HR.	GPH	GPH	120V
Models	(Litres)	Nat.	100°F Rise	140°F Rise	60Hz 1 Phase
BTP(V)-540A	85 (261)	540,000	523	374
BTP(V)-650A	85 (261)	650,000	630	450	6.0 Amps
BTP(V)-740A	85 (261)	740,000	718	512

Based on 80% thermal efficiency obtained in A. O. Smith engineering laboratories.

NOTE: To compensate for the effects of high altitude areas above 2000 feet, recovery ratings should be reduced approximately 4% for every 1000 feet above sea level.

Revised December 2004

If the tank should leak anytime during the first three years, under the terms of the warranty, A.O. Smith will furnish a replacement heater less burner and controls; installation, labor, handling and local de- livery extra.

THIS OUTLINE IS NOT A WARRANTY.

For complete information, consult the written warranty or A.O. Smith Water Products Company.

Warranty does not apply to product installed outside of the United States of America or its territorial possessions and Canada.

A 107.0

BTP-650A, BTP-540A, BTPV-650A, BTP-740A specifications

A.O. Smith has been a leading name in the water heating industry, known for its innovation and quality. The BTP series, including models BTP-540A, BTP-650A, BTP-740A, and the BTPV-650A, showcases the company's commitment to efficient heating solutions that meet diverse consumer needs.

The BTP-540A is designed for residential use, featuring a 40-gallon capacity that is perfect for smaller households. This model utilizes a high-efficiency gas burner that achieves an impressive first-hour rating, ensuring hot water is readily available when needed. The integrated smart technology monitors water usage patterns, optimizing heating cycles and improving energy efficiency.

Moving to the BTP-650A, this model boasts a larger 50-gallon capacity, making it suitable for medium-sized families. A.O. Smith incorporates advanced insulation technology in this tank to minimize heat loss, ensuring that energy is conserved effectively. Additionally, the BTP-650A features a user-friendly digital display that allows homeowners to easily adjust settings and monitor performance.

The BTP-740A is the powerhouse of the series, with a robust 75-gallon capacity, ideal for larger households or commercial applications. This model employs a dual heating system that enhances recovery rates, ensuring a consistent supply of hot water even during peak demand. The BTP-740A also includes multiple safety features, such as temperature relief valves and automatic shut-off settings, providing peace of mind for users.

Lastly, the BTPV-650A deviates slightly by featuring a hybrid design that combines a tank storage system with heat pump technology. This unique configuration allows for extraordinary energy efficiency, significantly reducing operational costs. The BTPV-650A can operate in various ambient temperatures, making it versatile for different climates.

All models in the BTP series come equipped with A.O. Smith's state-of-the-art control systems, promoting user-friendly experiences through real-time monitoring and diagnostics. The durable construction of these water heaters ensures longevity, while features like Wi-Fi connectivity in certain models allow for remote monitoring and management via smartphone apps.

In summary, the A.O. Smith BTP-540A, BTP-650A, BTP-740A, and BTPV-650A are designed with a strong focus on efficiency, capacity, and innovative technology, catering to a wide range of residential and commercial hot water needs.