Page 2 - SAFE INSTALLATION, USE AND SERVICE; fl
2 SAFE INSTALLATION, USE AND SERVICE Your safety and the safety of others is extremely important in the installation, use and servicing of this water heater. Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a poten...
Page 3 - GENERAL SAFETY
Page 4 - PREPARING FOR THE INSTALLATION; “Natural Gas
4 SAFE INSTALLATION, USE AND SERVICE . . . . . . . . . . . . . 2GENERAL SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3TABLE OF CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 5 - TYPICAL INSTALLATION
5 GET TO KNOW YOUR WATER HEATER REPLACEMENT PARTS Replacement parts may be ordered through authorized servicers or distributors. When ordering parts, provide complete model and serial numbers (see rating plate), quantity and name of part desired (as listed in Figure 1). Standard hardware items may b...
Page 6 - FIGURE 2; MIXING VALVE USAGE
6 FIGURE 2 MIXING VALVE USAGE This appliance has been design certi fi ed as complying with American National Standard/CSA Standard for water heaters and is considered suitable for: Water (Potable) Heating and Space Heating: All models are considered suitable for water (potable) heating and space hea...
Page 7 - FACTS TO CONSIDER ABOUT THE LOCATION; LOCATING THE NEW WATER HEATER
7 FACTS TO CONSIDER ABOUT THE LOCATION Carefully choose an indoor location for the new water heater, because the placement is a very important consideration for the safety of the occupants in the building and for the most eco-nomical use of the appliance. This water heater is not for use in manufact...
Page 8 - INSULATION BLANKETS; FIGURE 3; VENT TERMINATION; FIGURE 4
8 INSULATION BLANKETS Insulation blankets available to the general public for external use on gas water heaters are not necessary with this product. The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank water heaters. Your Water heater meets or exceeds...
Page 9 - ural Gas and Propane Installation Code”; WATER PIPING; The; INSTALLING THE NEW WATER HEATER
9 REQUIRED ABILITY INSTALLATION OR SERVICE OF THIS WATER HEATER REQUIRES ABILITY EQUIVALENT TO THAT OF A LICENSED TRADESMAN IN THE FIELD INVOLVED. PLUMBING, AIR SUPPLY, VENTING AND GAS SUPPLY ARE REQUIRED. INSPECT SHIPMENT There may be hidden damage caused in transit. Check to be certain all parts o...
Page 10 - TEMPERATURE-PRESSURE RELIEF VALVE
10 HOT WATER OUTLET COLD WATER INTLET DRAIN VALVE DISCHARGE PIPE(DO NOT CAPOR PLUG) DRAIN PAN 3/4” SWEAT FITTING UNION SHUTOFF VALVE FLOOR DRAIN 3/4” SWEAT FITTING TEMPERATURE AND PRESSURE RELIEF VALVE UNION 6” MAXIMUM AIR GAP FIGURE 5 Figure 5 shows the typical attachment of the water piping to the...
Page 11 - WATER (POTABLE) HEATING AND SPACE HEATING; FIGURE 7; CLOSED WATER SYSTEM; GAS PIPING
11 distance below the structural fl oor. Be certain that no contact is made with any live electrical part. The discharge opening must not be blocked or reduced in size under any circumstances. Excessive length, over 30 ft. (9.14m), or use of more than four elbows can cause restriction and reduce the...
Page 12 - “Natural Gas and Propane; FIGURE 8 GAS PIPING WITH
12 minimum inlet gas pressure shown on the rating plate is that which will permit fi ring at rated input. All gas piping must comply with local codes and ordinances or with the “Natural Gas and Propane Installation Code” CAN/ CSA-B149.1 whichever applies. Copper and brass tubing and fi ttings (excep...
Page 13 - SEDIMENT TRAPS; “Natural Gas and Propane Installation; FILLING THE WATER HEATER; VENTING; “Natural Gas and Pro-
13 SEDIMENT TRAPS A drip leg (sediment trap) shall be installed as close to the inlet of the water heater as practical at the time of water heater installa-tion. The sediment trap shall be either a tee fi tting with a capped nipple in the bottom outlet or other device recognized as an ef-fective sed...
Page 14 - “Natural Gas and Propane Installation Code”
14 COMBUSTION AIR AND VENTILATION When determining the installation location for a direct vent water heater, snow accumulation and drifting should be considered in areas where applicable. VENT TERMINAL CLEARANCES The vent system must terminate so that proper clearances are maintained as cited in loc...
Page 15 - HIGH RISE VENT ARRANGEMENT
15 DV TERMINATION SAFETY COVER A Safey cover (see Figure 13) is available to prevent accidental contact with the vent terminal. Contact your Customer Service Department for ordering information. FIGURE 13 VENT CONNECTIONS After the location for the vent terminal has been selected as outlined in Figu...
Page 16 - VENT RESTRICTER PLATE
16 STANDARD VENT ARRANGEMENT 2.6 in.(67mm) 3.6 in. (91mm) 2.1 in.(54.5mm) WALL 17 in. (432mm) MIN.,* 80 in. (2.03m) MAX. FIGURE 17 * If the horizontal distance is less than 760mm (30 in.), the restricter plate must be installed (see Figure 22). VENT ASSEMBLY The vent tube and terminal can be assembl...
Page 17 - OFFSET VENT ARRANGEMENT; Where; Do not combine condition 1 (Figure 26) with condition 2; C. The maximum allowable drop from vent center-line to vent
17 FIGURE 23 Apply hi-temp red silicone (included) around the collar on air manifold box. Pull corrugated vent tube all the way on to collar and secure with one sheet metal screw (approx. 19mm (3/4 in.) up from edge of vent tube. Pull gear clamp past screw and tighten. FIGURE 24 Check the level or s...
Page 18 - Figure A; Gas Control; Gas Control Knob
18 1. STOP! Read the safety information above on this label. 2. Set the thermostat to lowest setting. 3. This appliance has a pilot that is lit by a spark gas ignition system. Do not try to light the pilot by hand. 4. Remove the outer burner door. 5. Push the gas control knob down slightly and turn ...
Page 19 - TEMPERATURE REGULATION; Temperature Setting
19 TEMPERATURE REGULATION TEMPERATURE REGULATION HOT WATER CAN SCALD: Water heaters are intended to produce hot water. Water heated to a temperature that will satisfy space heating, clothes washing, dish washing, and other sanitizing needs can scald and permanently injure you upon contact. Some peop...
Page 20 - EXTERNAL DAMAGE; START UP CONDITIONS; CONDENSATE; THERMAL EXPANSION; STRANGE SOUNDS; OPERATIONAL CONDITIONS; SMELLY WATER; FOR YOUR INFORMATION
20 EXTERNAL DAMAGE Do not operate the water heater until it has been fully checked out by a quali fi ed technician, if the water heater: • Has been exposed to fi re or damage. • Displays evidence of sooting.• Produces steam or unusually hot water. If the water heater has been fl ooded it must be rep...
Page 21 - “AIR” IN HOT WATER FAUCETS; HIGH WATER TEMPERATURE SHUT OFF SYSTEM
21 lines. Contact the local water heater supplier or service agency for further information concerning an Anode Replacement Kit and this chlorination treatment. If the smelly water persists after the anode replacement and chlorination treatment, we can only suggest that chlorination or aeration of t...
Page 22 - MAINTENANCE
22 FOR YOUR SAFETY AND SATISFACTORY OPERATION, IT IS RECOMMENDED THAT THIS HEATER BE CHECKED ONCE A YEAR BY A COMPETENT SERVICE PERSON. USERS OF THIS APPLIANCE SHOULD BE AWARE THAT GAS COMPONENTS WEAR OUT OVER A PERIOD OF TIME. THE GAS CARRYING COMPONENTS OF THIS APPLIANCE SHOULD BE INSPECTED FOR PR...
Page 23 - TEMPERATURE & PRESSURE RELIEF VALVE; DRAINING; The water CAN BE HOT.; CATHODIC PROTECTION - ANODE
23 TEMPERATURE & PRESSURE RELIEF VALVE At least once a year, the temperature and pressure relief valve,Figure 1, must be checked to ensure that it is in operating condi-tion. Lift the lever at the top of the valve several times until the valve seats properly and operates freely.If water does not...
Page 24 - DRAIN VALVE WASHER REPLACEMENT; restart the water heater.
24 Before removing the anode: 1) the tank water should be cool, 2) the cold water shut off valve must be closed, and 3) water pres-sure must be relieved by opening a nearby faucet. DRAIN VALVE WASHER REPLACEMENT (See Figure 29)1. Turn “OFF” gas supply to water heater.2. Follow “Draining” instruction...
Page 25 - LEAKAGE CHECKPOINTS; SERVICE
25 LEAKAGE CHECKPOINTS SERVICE If a condition persists or you are uncertain about the operation of the water heater contact a service agency. Use this guide to check a “Leaking” water heater. Many sus- pected “Leakers” are not leaking tanks. Often the source of the water can be found and corrected. ...
Page 26 - TROUBLESHOOTING GUIDELINES; PROBLEM
26 TROUBLESHOOTING GUIDELINES PROBLEM POSSIBLE CAUSE(S) CORRECTION BURNER WILL NOT IGNITE 1. Pilot not lit2. Thermostat set too low3. No gas4. Dirt in the gas lines5. Pilot line clogged6. Main burner line clogged7. Defective thermocouple8. Defective gas control/thermostat9. Heater installed in a con...
Page 28 - NOTES
Page 29 - RESIDENTIAL GAS WARRANTY; SERIES
29 RESIDENTIAL GAS WARRANTY THIS WARRANTY IS APPLICABLE TO THE ORIGINAL OWNER ONLY in accordance with the warranty terms and conditions speci fi ed below. The warrantor will furnish the ORIGINAL OWNER, 1) a replacement water heater of equivalent size and cur-rent model if the glass-lined tank in thi...
Page 31 - 00 TENNESSEE WALTZ PARKWAY
31 500 TENNESSEE WALTZ PARKWAY ASHLAND CITY, TN 37015 PHONE: 1-800-433-2545 FAX: 1-800-433-2515 www.aosmithwaterheaters.com / email: [email protected]
