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A.O. Smith DVE-150, DHE-200, Installation And Operaion Manual


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13

wIrInG dIaGraMs

TURN OFF THE HEATER ELECTRICAL SUPPLY BEFORE SERVICING ANY ELECTRICAL COMPONENTS.

208-240 VOLTS, STANDARD THERMOSTAT CONTROL WIRING (DELTA)

Summary of Contents for DVE-150, DHE-200

Page 1: ...ce COMMERCIAL ELECTRIC WATER HEATERS ASME Thank you for buying this energy efficient water heater fromA O Smith Water Products Company We appreciate your confidence in our products MODELS DVE 150 THRU...

Page 2: ...hat of a Qualified Agency as defined by ANSI below in the field involved Installation skills such as plumbing air supply venting gas supply electrical supply are required in addition to electrical tes...

Page 3: ...3 GENERAL SAFETY When servicing this unit verify the power to the unit is turned off prior to opening the control cabinet door...

Page 4: ...chnician 4 Carefully plan your intended placement of the water heater Examine the location to ensure the water heater complies with the Locating the New Water Heater section in this manual INSTALLATIO...

Page 5: ...5 dimensions and capacities data...

Page 6: ...6 FEATURES AND COMPONENTS NOTE Your actual configuration may vary DVE Vertical Water Heater typical...

Page 7: ...7 FEATURES AND COMPONENTS NOTE Your actual configuration may vary DHE Horizontal Water Heater typical...

Page 8: ...BILITY EQUIVALENT TO THAT OF A QUALIFIED AGENCY PAGE 2 IN THE FIELD INVOLVED PLUMBING AND ELECTRICAL WORK IS REQUIRED general The installation must conform to these instructions and the local code aut...

Page 9: ...g the requirements for Relief Valves for Hot Water Supply Systems ANSI Z21 22 and the ASME code If replaced the valve must meet the requirements of local codes but not less than a combination temperat...

Page 10: ...ater heater Heater Circuits The water heater s electrical components are pictured and identified by the Features and Components illustrations on pages 6 and 7 The model and rating plate illustration i...

Page 11: ...11 electrical and recoveries data TABLE 2...

Page 12: ...12 WIRING DIAGRAMS TURN OFF THE HEATER ELECTRICAL SUPPLY BEFORE SERVICING ANY ELECTRICAL COMPONENTS 300 600 VOLTS STANDARD THERMOSTAT CONTROL WIRING WYE...

Page 13: ...13 WIRING DIAGRAMS TURN OFF THE HEATER ELECTRICAL SUPPLY BEFORE SERVICING ANY ELECTRICAL COMPONENTS 208 240 VOLTS STANDARD THERMOSTAT CONTROL WIRING DELTA...

Page 14: ...e manually de energized if full capacity is not needed Filling the Water Heater To fill the water heater with water 1 Turn off the electrical disconnect switch 2 Turn off pilot toggle switch 3 Close t...

Page 15: ...pped with a sacrificial anode Anodes protect the glass lined tank from corrosion by sacrificing themselves through electrolysis When the anode material is consumed there is no more protection and corr...

Page 16: ...re of the water is increased more scale is deposited on the elements 3 Mineral level characteristics of the water supply Regardless of water treatment the elements should be examined regularly STRANGE...

Page 17: ...kes strange sounds 1 Sediment or lime scale accumulations on the elements causes sizzling and hissing noises when the heater is operating The sounds are normal however the tank bottom and elements sho...

Page 18: ...he owner is responsible for all other costs Such costs may include but are not limited to a Labor charges for service removal repair or reinstallation of the water heater or any component part b Shipp...

Page 19: ...19 NOTES...

Page 20: ...20 www aosmithwaterheaters com...

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