A.O. Smith ProMax User Manual

Residential Gas Water Heaters

PROMAX

EXCEPTIONAL VALUE

ProMax is an economical water heater designed for households that need an exceptional performer and provides long-lasting value.

A. O. SMITH DYNACLEAN™ DIFFUSER DIP TUBE

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

COREGARD™ ANODE ROD

A. O. Smith’s exclusive aluminum anode has a stainless steel core, protects tank against corrosion longer versus ordinary mild steel anodes.

GREEN CHOICE™ GAS BURNER

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

PUSH-BUTTON PIEZO IGNITER

Makes lighting pilot fast and easy with one-hand push-button spark ignition.

DURABLE TAMPER-RESISTANT BRASS DRAIN VALVE

BLUE DIAMOND™ GLASS COATING

An A.O. Smith exclusive provides ultimate protection... over twice the corrosion resistance to industry-standard glass lining.

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

Top-mounted T&P valve available as option.

CODE COMPLIANCE: UBC, CEC, SBCC, CABO, HUD, BOCA 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 heaters.

6-YEAR LIMITED TANK AND PARTS WARRANTY

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

FLAMMABLE VAPOR IGNITION RESISTANT COMPLIANT

See other side.

SERIES 200/201

Revised September 2008

Page 1 of 2

AOSRG45550

Residential Gas Water Heaters

SERIES 200/201

DIMENSIONS IN INCHES

DRAFT

HOOD

OUTLET

APPROXIMATE

SHIPPING

WEIGHT

(LBS)

MODEL

NUMBER

FIRST HOUR

RATING

GALLONS

ENERGY FACTOR

GALLON

CAPACITY

BTU

INPUT

PER HOUR

NATURAL

RECOVERY

90ºF RISE

GALLONS

†

PER HOUR

FOAM

THICKNESS

(INCHES)

A B C D E F

TALL MODELS

GCV-40 70 .59 40 40,000 41 1 61-3/4 58-1/4 18 13 8 51-3/4 3 or 4 138

GCV-50 88 .58 50 40,000 41 1 60-3/4 57 20 13 8 50-1/4 3 or 4 153

SHORT MODEL

GCVL-40 .59 40 40,000 41 1 51-1/2 47-3/4 20 13 8 41 3 or 4 135

Recovery capacity based on actual performance tests.

Water Connections – 3/4" on all models. † Propane Gas – 37,000 BTU input for 50 gallon models & 36,000 BTU for 40 gallon models. For 10-Year Tank and 6-Year Parts Warranty, change “G” to “X” in Model Number (example: X

Heat Trap Nipples installed on all models.

CV-40).

ANODE ROD*

HOT CONNECTION

Flammable Vapor Ignition Resistant Water Heaters

A. O. Smith FVIR design meets or exceeds the American National Standards Institute standards (ANS Z21.10.1) that deal with the accidental or unintended ignition of flammable vapors, such as those emitted by gasoline.

Feature a sealed combustion chamber with air intake filter and a flame arrestor built into the water heater base. In addition, a thermal cutoff (TCO) device, is designed

to shut off gas flow to the burner and pilot if poor combustion is detected.

COLD CONNECTION

T&P VALVE

1/2" GAS CONNECTION

*Location for optional top-mounted T&P Valve if ordered from factory.

Maximum Hydrostatic Working Pressure: 150 PSI.

If flammable vapors accidentally enter the combustion chamber, the arrestor is designed so flames burn off the top surface and can not escape down through the arrestor.

A. Industry standard thermocouple B. Large View Port for easy burner inspection

C. 360

combustion air filter

D. Thermal Cutoff (TCO) with manual reset

For Technical Information and Automated Fax Service, call 800-527-1953. A.O. Smith Corporation reserves the right to make produ ct changes or improvements without prior notice.

Revised September 2008

www.hotwater.com

AOSRG45550

Page 2 of 2