A.O. Smith 185762-000 Page 3 Instruction Manual Download | Manualshive

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GENERAL SAFETY

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Summary of Contents for 185762-000

Page 1: ...HOULDBEDIRECTEDTOTHELOCALDEALERFROMWHOMTHEWATERHEATERWAS PURCHASED IFYOUARE UNSUCCESSFUL PLEASE WRITETO THE COMPANYLISTED ON THE RATING PLATE ON THE WATER HEATER GAMA certification applies to all residential electric water heaters with capacities of 20 to 120 gallons Input rating of 12 Kw or less LISTED Instruction Manual RESIDENTIAL ELECTRIC WATER HEATERS MODELS 6 120 FOR POTABLE WATER HEATING ON...

Page 2: ...Qualified Installer A qualified installer must have ability equivalent to a licensed tradesman in the fields of plumbing and electrical installation of these appliances This would include a thorough understanding of the requirements of the National Electrical Code and applicable local electrical and plumbing codes and tools necessary to confirm proper installation and operation of the water heater...

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

Page 4: ... Carefully plan your intended placement of the water heater INSTALLATION OR SERVICE OF THIS WATER HEATER REQUIRES ABILITY EQUIVALENT TO THAT OF A LICENSED TRADESMAN IN THE FIELD INVOLVED PLUMBING AND ELECTRICAL WORK ARE REQUIRED Examine the location to ensure the water heater complies with the Facts to Consider About the Location section in this manual 5 For California installation this water heat...

Page 5: ...ATER LOCATION SEE INSTALLING THE NEW WATER HEATER SECTION INSTALL THERMAL EXPANSION TANK OR DEVICE IF WATER HEATER IS INSTALLED IN A CLOSED WATER SYSTEM ELECTRICAL CONNECTIONS MAYBE LOCATED ON THE TOP OR SIDE REFER TO YOUR UNIT ACTUAL MODEL AND ILLUSTRATION MAY VARY DEPENDENT ON MODEL CAPACITY AND TYPE SOME MODELS HAVE ALTERNATE INLET OUTLET AND T P VALVE LOCATIONS THESE ALTERNATE LOCATIONS ARE ID...

Page 6: ...e available from your local plumbing contractor Consult a Qualified Installer or Service Agency Follow mixing valve manufacturer s instructions for installation of the valves Before changing the factory setting on the thermostat read the Temperature Regulation section in this manual FACTS TO CONSIDER ABOUT THE LOCATION Carefully choose an indoor location for the new water heater because the placem...

Page 7: ...em Expansion tanks are available for ordering through a local plumbing contractor Contact the local water supplier and or a service agency for assistance in controlling these situations 3 The water heater should be located so it is not subject to physical damage by moving vehicles or area flooding Installation of the water heater must be accomplished in such a manner that if the tank or any connec...

Page 8: ...nection Do not solder the cold water supply line directly to the cold water inlet it will harm the dip tube and damage the tank FIGURE 3 WATER PIPING PRESSURE TEST This section is only for the manufacturer installing the water heater when the installation is to comply with H U D Standards When testing the water ways H U D Standards state Water distribution system All water piping in the water dist...

Page 9: ... electrical part The discharge opening must not be blocked or reduced in size under any circumstances Excessive length over 30 feet 9 14 m or use of more than four elbows can cause restriction and reduce the discharge capacity of the valve No valve or other obstruction is to be placed between the relief valve and the tank Do not connect tubing directly to discharge drain unless a 6 inch air gap is...

Page 10: ...n the cold water supply valve to the water heater NOTE The cold water supply valve must be left open when the water heater is in use 3 To insure complete filling of the tank allow air to exit by opening the nearest hot water faucet Allow 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 ...

Page 11: ...11 WIRING DIAGRAMS FOR ACTUAL WIRING CIRCUIT OF UNIT REFERENCE CIRCUIT TYPE LISTED ON RATING PLATE FIGURE 6 ...

Page 12: ...ut off the electric power when working on the water heater This could be with a circuit breaker or fuse block in the entrance box or a separate disconnect switch 2 Install and connect a circuit directly from the main fuse or circuit breaker box This circuit must be the right size and have its own fuse or circuit breaker 3 If metal conduit is used for the grounding conductor A The grounding electro...

Page 13: ...ured by hot water than others These include the elderly children the infirm or physically mentally disabled If anyone using hot water in your home fits into one of these groups or if there is a local code or state law requiring a certain temperature water at the hot water tap then you must take special precautions In addition to using the lowest possible temperature setting that satisfies your hot...

Page 14: ... harmless bacteria is nontoxic to humans D An excess of active hydrogen in the tank This is caused by the corrosion protective action of the anode Smelly water may be eliminated or reduced in some water heater models by replacing the anode s with one of less active material and then chlorinating the water heater tank and all hot water lines Contact the local water heater supplier or service agency...

Page 15: ...The submerged rod sacrifices itself to protect the tank Instead of corroding the tank water ions attack and eat away the anode rod This does not affect the water s taste or color Therodmustbemaintainedtokeepthetankinoperatingcondition NOTE Artificially softened water is exceedingly corrosive because the process substitutes sodium ions for magnesium and calcium ions The use of a water softener may ...

Page 16: ...s to the new thermostat NOTE Some of the terminals may require straight in wiring through an eye opening If wires are now looped recut and strip wire 3 8 to a straight length and insert 8 Put plastic terminal cover back in place 9 Replace the insulation to cover the thermostat 10 Replace outer door then turn the electric power on ELEMENT CLEANING REPLACEMENT NOTE These instructions are written for...

Page 17: ...erminal cover from the thermostat The terminal cover can now be removed from the thermostat FIGURE 17 7 Disconnect the two wires on the element and unscrew the old element from the tank FIGURE 18 8 Clean the area around the element opening Remove any sediment from or around the element opening and inside the tank 9 If you are cleaning the element you have removed do so by scraping or soaking in vi...

Page 18: ...wires to the element and then check to make sure the thermostat remains firmly against the surface of the tank FIGURE 20 16 Replace terminal cover on thermostat making sure the locking tabs on the terminal cover are in place 17 Replace the insulation so that it covers the thermostat and element see Figure 21 18 Replace outer door 19 Turn ON electric power to water heater FIGURE 21 DRAIN VALVE WASH...

Page 19: ...ide of the tank may be condensation due to the panel or insulation not being in place F Water from a drain valve may be due to the valve being slightly opened G The drain valve may be leaking at the tank fitting H Water in the water heater bottom or on the floor may be from condensation loose connections or the relief valve DO NOT replace the water heater until a full inspection of all possible wa...

Page 20: ...ause s Corrective Action These guidelines should be utilized by a qualified service agent TROUBLESHOOTING GUIDELINES Improperly sealed hot or cold supply connection relief valve or drain valve Leakage from other appliances or water lines No power to heater High Temperature Limit Switch open Non functioning upper thermostat Non functioning thermostats Non functioning lower element Improper calibrat...

Page 21: ... P Insulation Instruction Manual If Applicable Not Illustrated Now that you have purchased this water heater should a need ever exist for repair parts or service simply contact the company it was purchased from or the manufacturer listed on the rating plate on the water heater Be sure to provide all pertinent facts when you call or visit Selling prices will be furnished on request or parts will be...

Page 22: ...be found on the rating plate located above or adjacent to outer door Key No Part Description 1 Temperature Pressure Relief Valve 2 Outlet Nipple Assembly 3 Inlet Nipple 4 Junction Box Cover 5 Upper and Lower Element 6 Element Gasket 7 Thermostat Bracket ea 8 Lower Thermostat 9 Terminal Cover 10 Lower Thermostat w Hi Limit 11 Terminal Cover 12 Lower Outer Door 13 Upper Outer Door 14 Upper Thermosta...

Page 23: ...is water heater should a need ever exist for repair parts or service simply contact the company it was purchased from or the manufacturer listed on the rating plate on the water heater Be sure to provide all pertinent facts when you call or visit Selling prices will be furnished on request or parts will be shipped at prevailing prices and you will be billed accordingly The model number of your Wat...

Page 24: ...ding the working pressure shown on the heater filled with potable water free to circulate at all times and with the tank free of damaging water sediment or scale deposits used in a non corrosive and non contaminated atmosphere used with factory approved anode s installed in its original installation location in the United States its territories or possessions and Canada sized in accordance with pr...

Page 25: ... 500 Tennessee Waltz Parkway Ashland City TN 37015 Phone 1 800 433 2545 or visit our website at www hotwater com parts The warrantor will only honor replacement with identical or similar water heater or parts thereof which are manufactured or distributed by the warrantor Dealer replacements are made subject to in warranty validation by warrantor PROOF OF PURCHASE AND PROOF OF INSTALLATION DATEARE ...

Page 26: ..._ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ __________________________________...

Page 27: ..._ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ __________________________________...

Page 28: ...28 www aosmithwaterheaters com ...

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