Residential Gas Water Heaters

POWER DIRECT-VENT

PROMAX® SL POWER DIRECT-VENT FEATURES

POWER DIRECT-VENT DESIGN

ProMax SL Power Direct Vent residential gas models are equipped with FVIR technology to meet Phase III of the ANSI Z21.10.1 standards for the resistance to ﬂammable vapor ignition and resistance to lint, dust and oil accumulation tests.

The Closed-combustion two-pipe system draws combustion air from outside and vents outside the home. The system uses PVC, CPVC or ABS pipe and vents up to 45 feet with 3" pipe, including one elbow.

SIDE-MOUNTED RECIRCULATING TAPS

For installation with combination space heating/potable water heating applications (such as the ProMax XL Heat Exchanger) or any system requiring a recirculating hot water loop.

INTELLI-VENT®GAS CONTROL

Equipped with silicon nitride hot surface igniter and advanced electronics for precise control of water temperature and simpliﬁed system diagnostics.

HEAT TRAP NIPPLES

Standard on all models.

QUIET MODULAR BLOWER

With 110/120 Volt electrical system (rating 3 amps or less), with 6-foot cord, standard 3-prong male connector.

A. O. SMITH DYNACLEAN™ DIFFUSER DIP TUBE

Reduces lime and sediment buildup, maximizes hot water output. Made from long-lasting PEX cross-link polymer.

GREEN CHOICE™ GAS BURNER

Patented “Eco-Friendly” design reduces NOx emissions by up to 33%, complies with Southern

California and Texas requirements.

MAGNESIUM ANODE RODS

Provides long-lasting protection against tank corrosion.

DURABLE TAMPER-RESISTANT BRASS DRAIN VALVE

A. O. SMITH PERMAGLAS® GLASS COATING

Protects steel tank from rust.

FACTORY-INSTALLED TEMPERATURE & PRESSURE (T&P) RELIEF VALVE

CODE COMPLIANCE: U.B.C., S.B.C.C., C.A.B.O., H.U.D., B.O.C.A. NATIONAL

CODES, ASHRAE/IES 90.1-1999 AND 2004 NAECA

DESIGN-CERTIFIED BY CSA INTERNATIONAL

According to ANS Z21.10.1 standards governing storage-type water heater.

6-YEAR LIMITED TANK AND PARTS WARRANTY

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

* Intelli-Vent®is a registered trademark of the Emerson Electric Company

www.hotwater.com

Revised August 2007R

L.1

ARGSS00407

A.O. Smith SL warranty Residential Gas Water Heaters, Power DIRECT-VENT Design

Models: SL