A.O. Smith W/HOT Instruction Manual Download | Manualshive

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Summary of Contents for W/HOT

Page 1: ...LS W HOT SURFACE IGNITION 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 LISTE...

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: ...ortion of the instructions call the local gas utility or the manufacturer whose name appears on the rating plate 5 Carefully plan the place where you are going to put the water heater Correct combusti...

Page 6: ...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 Off Valve...

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: ...s All models Maximum Supply Pressure 14 inches W C 3 48kPa Minimum Supply Pressure Natural Gas 5 0 inches W C 1 24kPa Minimum Pressure must be maintained under both load and no load static and dynamic...

Page 9: ...an others These include the elderly children the infirm or physically mentally handicapped If anyone using hot water from this heater fits into one of these groups or if there is a local code or state...

Page 10: ...stalled 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 or...

Page 11: ...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 12: ...pening shall have a minimum free area of 1 square inch per 4 000 Btu per hour 5 5 cm2 kW of total input rating of all equipment in the enclosure see Figure 7 FIGURE7 2 When communicating with the outd...

Page 13: ...hemicals 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 w...

Page 14: ...y 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 or at any distanc...

Page 15: ...he water heater Use a soapy water solution not a match or open flame Rinse off soapy solution and wipe dry This heater is approved for operation up to 5 300 feet 1 615 m without alteration Highaltitud...

Page 16: ...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 17: ...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 18: ...ter heater has been design certified to be vented with PVC pipe certified and marked as complying with ULC S636 This water heater is supplied with a 2 inch 22 5 degree termination elbow that is a spec...

Page 19: ...blower 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 ou...

Page 20: ...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 ins...

Page 21: ...l piping and fittings must be joined by the proper procedures as described under VENT PIPE PREPARATION INSTALLATION OF VERTICAL VENT SYSTEM A proper flashing or BOOT should be used to seal the pipe wh...

Page 22: ...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 23: ...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 24: ...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 25: ...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 26: ...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 27: ...a is not available a cover should be installed over the thermostat to prevent tampering Thewatertemperaturesettingwasfactorysetatthelowesttemperature Pressingthe COOLER buttondecreasestemperatureandpr...

Page 28: ...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 develop a A concentration of sulfate in the supply water b Litt...

Page 29: ...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 30: ...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 31: ...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 32: ...ed 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 this condi...

Page 33: ...ot 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 excessive air t...

Page 34: ...34 These guidelines should be utilized by a qualified service agent TROUBLESHOOTING GUIDELINES TROUBLESHOOTING GUIDELINES...

Page 35: ...nless an effective method of controlling thermal expansion is also installed at the heater s and operational at all times The relief valve installed on the heater is not an acceptable method 4 SERVICE...

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