GAS WATER HEATERS OWNER'S MANUAL DIRECT VENT Thank you for buying this energy efficient water heater from GAS MODELS A.O. Smith Water Products Company. We appreciate your confidence in our products. TABLE OF CONTENTS PAGE GET TO KNOW YOUR WATER HEATER...
GET TO KNOW YOUR WATER HEATER WARNING DO NOT ATTEMPT TO OPERATE WATER HEATER WITH COLD WATER INLET VALVE CLOSED. REPLACEMENT PARTS Replacement parts may be ordered through authorized servicers or distributors. Refer to the Yellow Pages for where to call or contact A.
1 — Tube silicone sealant water heater or nearby for future reference. 8 — Sheet metal screws • Do obtain new warning and instruction labels from A.O. Smith for placement on the blanket directly over the existing labels. GENERAL SAFETY INFORMATION INSTALLATION...
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THE HEATER SHOULD BE LOCATED IN AN AREA WHERE 4. When the system requires water for space heating at LEAKAGE OF THE TANK OR CONNECTIONS WILL NOT RESULT temperatures higher than required for domestic water purposes, IN DAMAGE TO THE AREA ADJACENT TO THE HEATER OR TO a tempering valve must be installed.
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To prevent damage, care must be taken not to apply too much VENT PIPE TERMINATION torque when attaching gas supply pipe to thermostat gas inlet. The thermostat inlet has a pad for use with a backup wrench. Before installing water heater determine placement of vent pipe termination.
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RECOMMENDED CLEARANCE NOT REQUIRED BY CODE. POSSIBLE PILOT OUTAGE IF LESS THAN 3' AND WINDY CONDITIONS EXIST. 2. Move the water heater to its final installed location. Make certain VENT CONNECTIONS clearances from combustible material are observed. See figure 6. Before proceeding, refer to figure 4 for schematic of how venting must be installed.
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FIGURE 7 FIGURE 10 5. As an aid to leveling the 5 inch elbow, temporarily place the 5 inch sliding tube onto the elbow. When leveled, drill a 1/8 8. From the outside of the building, insert the 5 inch tube/base diameter hole through the elbow into the collar at the front and assembly through the hole in the exterior wall and onto the 5 back.
A SUITABLE AREA IS NOT AVAILABLE, A COVER SHOULD BE 3-1/8" 13-1/8" 8-1/8" 18-1/8" INSTALLED OVER THE THERMOSTAT TO PREVENT TAMPERING. Suitable covers are available through A.O. Smith FIGURE 15 Water Products Company, 5621 W. 115th Street, Alsip, IL 60803.
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. BEFORE OPERATING: ENTIRE SYSTEM MUST BE FILLED WITH WATER AND AIR PURGED FROM ALL LINES. A.
PILOT AND MAIN BURNER t is recommended that lower water temperatures be used to avoid the risk of scalding. It is further recommended, in all cases, that Check pilot and main burner every six months for proper flame the water temperature dial, Figure 16, be set for the lowest characteristics.
Periodically open the drain valve and allow the water to run until it A hydrogen sulfide (rotten egg) odor may result if water contains flows clean. This will help prevent sediment build-up in the tank. high sulfate and/or minerals. Chlorinating the water supply should minimize the problem.
LIMITED RESIDENTIAL GAS WARRANTY THIS WARRANTY IS APPLICABLE TO THE ORIGINAL OWNER ONLY. If the b. Shipping and delivery charges for forwarding the new water heater or replacement glass lined tank in this water heater shall prove upon examination by A. O. Smith part from the nearest distributor and returning the claimed defective heater or Corporation (the warrantor) to have leaked during the warranty period in normal part to such distributor except in the state of California where such charges are...
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