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RESIDENTIAL GAS WATER HEATER
OWNER'S MANUAL
Thank you for buying this energy efficient water heater from
A.O. Smith Water Products Company. We appreciate your
confidence in our products.
You should thoroughly read this manual before installation
and/or operation of this water heater. Please pay particular
attention to the important safety and operating instructions as
well as the WARNINGS and CAUTIONS.
TABLE OF CONTENTS
PAGE
GET TO KNOW YOUR WATER HEATER 2
GENERAL SAFETY INFOR
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GET TO KNOW YOUR WATER HEATER ( A ) VENT PIPE (N) UNION REPLACEMENT PARTS AND DELIMING PRODUCTS (B) DRAFT HOOD O) INLET WATER SHUT OFF (C) ANODE VALVE Replacement parts and recommended delimer may be ordered (D) HOT WATER (P) COLD WATER INLET through authorized servicers or distributors. Refer to the Yellow OUTLET (Q) INLET DIP TUBE Pages for where to call or contact A.O. Smith Water Products (E) OUTLET (R) TEMPERA TURE AND Company, 5621 W. 115th Street, Alsip, Illinois 60803, (F) INS
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suspected, do not attempt to find the cause yourself. Go to a GENERAL SAFETY neighbor's house, leaving your doors open to ventilate the house, INFORMATION then call your gas supplier or service agent. Keep area clear until a service call has been made. EXTERNAL DAMAGE At times you may not be able to smell an LP gas leak. One cause is odor fade, which is a loss of the chemical odorant that The design of this gas-fired water heater complies with the gives LP gas its distinctive smell. An
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WARNING For California installation this water heater must be braced, INSTALLATION anchored, or strapped to avoid falling or moving during an earthquake. See instructions for correct installation procedures. REQUIRED ABILITY Instructions may be obtained from your local dealer, wholesaler, public utilities or California's Office of the State Architect, INSTALLATION OR SERVICE OF THIS WATER HEATER 400 P Street, Sacramento, CA 95814. REQUIRES ABILITY EQUIVALENT TO THAT OF A LICENSED TRADESMAN
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UNCONFINED SPACE In buildings of conventional frame, brick or stone construction, unconfined spaces may provide adequate air for combustion, ventilation, and draft hood dilution. If the unconfined space is within a building of tight construction (building using the following construction: weather stripping, heavy insulation, caulking, vapor barrier, etc.), air for combustion, ventilation, and draft hood dilution must be obtained from outdoors. The installation instructions for confined spaces
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recommendations of serving gas supplier. Refer to the latest RELIEF VALVE - FIG. 1 edition of ANSI Z223.1. A NEW TEMPERATURE AND PRESSURE RELIEF VALVE To prevent damage, care must be taken not to apply too much COMPLYING WITH THE STANDARD FOR RELIEF VALVES AND torque when attaching gas supply pipe to thermostat gas inlet. AUTOMATIC GAS SHUT OFF DEVICES FOR HOT WATER The thermostat inlet has a pad for use with a backup wrench. SUPPLY SYSTEMS, ANSI Z21.22 (LATEST EDITION) MUST BE INSTALLED IN THE
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FOR YOUR SAFETY READ BEFORE LIGHTING WARNING If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance has a pilot which must be lighted by hand. • If you cannot reach your gas supplier, call the fire When lighting the pilot, follow these instructions exactly. department. C. Use only your hand to push in or turn the gas control B. BEFORE LIGHTING smell all around the appliance area knob. Never use t
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It is recommended that lower water temperatures be used to HIGH ALTITUDE INSTALLATION avoid the risk of scalding. It is further recommended, in all cases, that the water temperature dial, Figure 1, be set for the WARNING lowest temperature which satisfies your hot water needs. This INSTALLATIONS ABOVE 2000 FT. REQUIRE REPLACEMENT also will provide the most energy efficient operation of the water OF THE BURNER ORIFICE IN ACCORDANCE WITH THE FUEL heater. The water temperature adjusting dial
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DRAINING If the heater is to be shut off and exposed to freezing MAINTENANCE temperatures, it must be drained. Water, if left in the tank and allowed to freeze, will damage the heater. FOR YOUR SAFETY, WATER HEATER SERVICE SHOULD BE • Turn off the gas and cold water inlet valve to the heater. PERFORMED ONLY BY A QUALIFIED SERVICE TECHNICIAN. READ THE GENERAL SAFETY INFORMATION SECTION FIRST. • Open a nearby hot water faucet and the heater drain valve USERS OF THIS APPLIANCE SHOULD BE AWARE TH
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indicates high water conductivity and should be checked and/ life of your water heater. Inspection should be conducted by a or replaced more often than an anode rod that appears to be qualified technician, and at a minimum should be checked annually after the warranty period. intact. Replacement of a depleted anode rod can extend the TROUBLESHOOTING Please check guidelines below. For your safety, water heater service should be performed only by a qualified service technician. Read the GENERAL
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LIMITED RESIDENTIAL GAS WARRANTY THIS WARRANTY IS APPLICABLE TO THE ORIGINAL OWNER ONLY. If a. Labor charges for service, removal, or reinstallation of the water the glass lined tank in this water heater shall prove upon examination by heater or part thereof. A. O. Smith Corporation (the warrantor) to have leaked during the b. Shipping and delivery charges for forwarding the new water warranty period in normal residential use, due to natural corrosion from heater or replacement part from the ne
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REPLACEMENT PARTS 5621 W. 115TH STREET, ALSIP, IL 60803 Phone: 800-433-2545 Fax: 800-433-2515 www.aosmithwaterheaters.com e-mail: parts@hotwater.com 12
