A.O. Smith RESIDENTIAL GAS WATER HEATER Instruction Manual Download

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Instruction Manual

PRINTED IN THE U.S.A 0606

PART NO. 197423-001

KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE

WHENEVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.

POWER VENTED GAS MODELS W/HOT SURFACE IGNITION

NOT FOR USE IN MANUFACTURED (MOBILE) HOMES

ALL TECHNICAL AND WARRANTY QUESTIONS:

SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS

PURCHASED. IF YOU ARE UNSUCCESSFUL, PLEASE WRITE TO THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEATER.

RESIDENTIAL GAS WATER HEATERS

•

For Your Safety

•

AN ODORANT IS ADDED TO THE GAS USED

BY THIS WATER HEATER.

Ashland City, TN 37015

www.hotwater.com

Summary of Contents for RESIDENTIAL GAS WATER HEATER

Page 1: ...URFACE IGNITION NOT FOR USE IN MANUFACTURED MOBILE HOMES ALL TECHNICAL AND WARRANTY QUESTIONS SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS PURCHASED IF YOU ARE UNSUCCESSFUL PL...

Page 2: ...onal Fuel Gas Code as it relates to the installation of gas fired water heaters The qualified installer must also be familiar with the design features of water heaters and have a thorough understandin...

Page 3: ...3 GENERAL SAFETY...

Page 4: ...4 GENERAL SAFETY...

Page 5: ...r whose name appears on the rating plate 5 Carefully plan the place where you are going to put the water heater Correct combustion vent action and vent pipe installation are very important in preventi...

Page 6: ...Shown D D Plastic Top E E On Off Switch F F Exhaust Tee G G Elbow GET TO KNOW YOUR WATER HEATER GAS MODELS A Vent Pipe B Anode C Hot Water Outlet D Outlet 120 VAC F Gas Supply G Main Manual Gas Shut O...

Page 7: ...so must be primed by filling half of the loop with water prior to operating the water heater Carefully plan the location of the loops and straight sections of hose prior to cutting hoses If necessary...

Page 8: ...than others These include the elderly children the infirm or physically mentally handicapped If anyone using hot water in your home fits into one of these groups or if there is a local code or state l...

Page 9: ...installed Water heaters are sometimes installed in locations where leakage may result in property damage even with the use of a drain pan piped to a drain However unanticipated damage can be reduced o...

Page 10: ...or exceeds the Energy Policy Act standards with respect to insulation and standby loss requirements making an insulation blanket unnecessary Should you choose to apply an insulation blanket to this he...

Page 11: ...unicate directly or by ducts with the outdoors or spaces crawl or attic that freely communicate with the outdoors 1 When directly communicating with the outdoors each opening shall have a minimum free...

Page 12: ...chemicals calcium and sodium chloride water softener salt waxes and process chemicals are typical compounds which are potentially corrosive Do not store products of this sort near the heater Also air...

Page 13: ...installed directly into the fitting of the water heater designed for the relief valve Position the valve downward and provide tubing so that any discharge will exit only within 6 inches 15 2 cm above...

Page 14: ...he water heater Use a soapy water solution not a match or open flame Rinse off soapy solution and wipe dry When installed at elevations above 2 000 feet 610 meters for standard models or 4 500 feet 1...

Page 15: ...llow water to run until a constant flow is obtained This will let air out of the water heater and the piping 4 Check all water piping and connections for leaks Repair as needed VENT PIPE ASSEMBLY Ther...

Page 16: ...e CAN CSA B149 1 Instructions on proper installation through a sidewall are provided in Figure 15 Plan the vent system layout so that proper clearances are maintained from plumbing and wiring Vent pip...

Page 17: ...t and ABS Materials should use ASTM D 2235 Grade Cement If the water heater is being installed as a replacement for an existing power vented heater in pre existing venting a thorough inspection of the...

Page 18: ...r housing 6 Make sure the ON OFF switch is in the OFF position and that the outer harness is connected from the blower control box to the connector on the bottom side of the gas valve 7 If the outer h...

Page 19: ...ely one quarter inch 0 64 cm outside of the line This will allow the vent to easily slide through the opening The resulting gap will be covered up by the Vent Terminal cover plate Repeat this step on...

Page 20: ...lashing or BOOT should be used to seal the pipe where it exits the roof The total vent system should not exceed the equivalent feet of pipe as listed in Table 1 Provide support for all pipe protruding...

Page 21: ...o prevent any combustion gases escaping into the room If the plug is not securely tightened remove and reinstall using Teflon tape on the threads Once installed along with the rest of the vent configu...

Page 22: ...r leaks will allow flue gas by products to disseminate into the room creating an unsafe environment and could cause illness asphyxiation and or even death FIGURE 24 Typical Installation for Vertical V...

Page 23: ...nd above PRIMER It is recommended that Tetrahydrofuran THF be used to prepare the surfaces of pipe and fittings for solvent welding Do not use water rags gasoline or any other substitutes for cleaning...

Page 24: ...make a second mark as the primer and cement will most likely destroy your first one Apply primer to the surface of the pipe and fitting socket with a natural bristlebrush Thisprocesssoftensandprepares...

Page 25: ...nd HOTTER buttons together and holding for 1 second Then press the COOLER button until the WARM indicator light appears 2 Set the ON OFF switch on the blower control box to the OFF position 3 Turn off...

Page 26: ...er s instructions for installation of the valves Before changing the factory setting on the thermostat read the Temperature Regulation section in this manual see Figure 26 Never allow small children t...

Page 27: ...rod and the water The most common complaint associated with the anode rod is one of a rotten egg smell in the hot water The smell is a result of four factors which must all be present for the odor to...

Page 28: ...Contact a qualified installer or service agency to replace a flooded water heater Do not attempt to repair the unit It must be replaced At least once a year a visual inspection should be made of the...

Page 29: ...the temperature pressure relief valve discharge line and 2 that the water discharge will not cause any property damage as the water may be extremely hot see Figure 28 If after manually operating the...

Page 30: ...ose connections or the relief valve DO NOT replace the water heater until a full inspection of all possible water sources is made and necessary corrective steps taken Leakage from other appliances wat...

Page 31: ...en 4 36 Wall Plate 4 37 Flexible Tubing 38 Reducing Hose Barb Tee 39 Hose Barb Tee REPAIR PARTS LIST Not Shown Optional Now that you have purchased this water heater should a need ever exist for repai...

Page 32: ...is energized wiring If the control does not energize the blower replace the Intelli Vent control If the blower fails to Blower may run continuously in start when energized replace the blower assembly...

Page 33: ...resistance is not within 11 5 and 18 8 ohms at room temperature 8 Ensure the correct size of vent pipe 2 3 4 was used per installation manual for vent length Using larger pipe than required may cause...

Page 34: ...EE to catch condensation see Figure 1 Improperly sealed hot or cold supply connections relief valve drain valve or thermostat threads Check for leaks at all condensate points See Figure 1 Also see LEA...

Page 35: ...ation of it in a modified form or any attempt to repair tank leaks or parts will void this warranty SERVICE AND LABOR RESPONSIBILITY UNDER THIS LIMITED WARRANTY THE WARRANTOR WILL PROVIDE ONLY A REPLA...

Page 36: ...36...

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