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A.O. Smith del and del - page 1
1 COMMERCIAL ELECTRIC WATER HEATERS Printed in U.S.A. 0106 P ART NO. 195201-002 SUPERSEDES P ART NO. 195201-001 MODELS DEN AND DEL • Installation • Electrical • Wiring Diagrams • Replacement Parts • Operation • Maintenance • Leakage Checkpoints • Limited W arranty A DIVISION OF A. O. SMITH CORPORA TION McBee, South Carolina, USA w w ...
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A.O. Smith del and del - page 2
2 ROUGH-IN DIMENSIONS RECOVERY CAP ACITIES Element U.S. Gallons/Hr and Litres/Hr at TEMPERA TURE RISE INDICA TED Wattage INPUT F ° 36F° 40F° 54F° 60F° 72F° 80F° 90F° 100F° 108F° 120F° 126F° (Upper/Lower) K W C ° 20C° 22.2C° 30C° 33.3C° 40C° 44.4C° 50C° 55.5C° 60C° 66.6C° 70C° NON-SIMULA T ANEOUS O PERA TION /1500 G PH 17 15 ...
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A.O. Smith del and del - page 3
3 FOREWORD Thank you for buying this energy efficient water heater from S tate. We appreciate your confidence in our product s. Detailed installation diagrams are in this manual. These diagrams will serve to provide the installer with a reference for the materials and method of piping suggested. IT IS NECESSAR Y THA T ALL W A TER PIPING AND THE ELE ...
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A.O. Smith del and del - page 4
4 • Sensors mounted in the drain pan that turn off the water supply to the entire home when water is detected in the drain pan. • Water supply shut-off devices that activate based on the water pressure differential between the cold water and how water pipes connected to the water heater . • Devices that will turn off the gas supply to a gas w ...
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A.O. Smith del and del - page 5
5 WIRING DIAGRAMS C-2 CIRCUIT FOR SINGLE ELEMENT HEA TERS EQUIPPED WITH HIGH LIMIT CONTROL Size T emperature Rating of Conductor See T able 310-13 in Code AMG 60° C 75° C M C M (140° F) (167° F) TYPES: TYPES: R UW RH, RHW , RUH, (14-2), (14-2), THW T , TW, THWN, XHHW , U F USE 18 - - - - - - 16 - - - - - - 14 15 15 12 20 20 10 30 30 84 0 4 5 65 ...
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A.O. Smith del and del - page 6
6 TYPICAL PIPING CONNECTIONS This page shows typical water heater installations by model designations. † OVER CURRENT PROTECTION MUST BE SUPPLIED IN WA TER HEATE R CIRCUIT . CONSUL T LOCAL CODE OR NEC-1984 FOR PROPER INST ALLA TION. * INSTAL L IN ACCORDANCE WITH ALL LOCAL CODES. TEMPERA TURE AND PRESSURE RELIEF V AL VE CAUTION TO REDUCE THE RISK ...
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A.O. Smith del and del - page 7
7 OPERA TION CAUTION DO NOT OPERA TE THE HEA TER WITHOUT INST ALLING AN APPROVED TEMPERA TURE AND PRESSURE RELIEF V AL VE IN THE OPENING PROVIDED IN THE T ANK. GROUND THE HEA TER T O GUARD AGAINST ELECTRIC SHOCK FROM THE HEA TER OR W A TER SYSTEM. NEVER OPERA TE THE HEA TER WITHOUT FILLING WITH W A TER PER THE FILLING INSTRUCTIONS. F AILURE TO DO S ...
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A.O. Smith del and del - page 8
8 3. Using a flat tip screwdriver , rotate the adjusting knob to the desired temperature setting. 4. Replace the covers and access panels, and turn on heater electrical supply . V alves for reducing point-of-use temperature by mixing cold and hot water are available (See Figure 5). Also available are inexpensive devices that attach to faucets to li ...
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A.O. Smith del and del - page 9
9 6. Look for leaking or open hot water faucets. W A TER IS TOO HOT 1. Refer to TEMPERA TURE REGULA TION section. W A TER HEA TER MAKES SOUNDS 1. See MAINTENANCE W A TER LEAKAGE IS SUSPECTED 1. Check to see if the heater drain valve is tightly closed. 2. The apparent leakage may be condensation which forms on cool surfaces of the heater and piping. ...
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A.O. Smith del and del - page 10
10 LEAKAGE CHECKPOINTS Instructions : Use this illustration as a guide when checking for sources of water leakage. Y ou or your dealer may be able to correct what appears to be a problem. NOTE: Cover and Insulation shown removed to reveal tank top Relief V alve T o Open Drain Condensation and dripping may appear on pipes when cold water temperature ...
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A.O. Smith del and del - page 11
11 MODELS DEN AND DEL ELECTRIC W A TER HEA TER LIMITED WARRANTY A. 0. Smith Corporation, the warrantor , extends the following LIMITED WARRANTY to the owner of this water heater: 1. THE T ANK If the glass-Iined tank in this water heater shall prove upon examination by the warrantor to have leaked due to natural corrosion from potable water therein, ...
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A.O. Smith del and del - page 12
12 REP AIR P ARTS LIST 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 direct from the manufacturer listed on the rating plate on the water heater . Selling prices will be furnished on request or parts will be shipped at prevailing prices and y ...
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A.O. Smith del and del - page 13
13 1A ......... Anode, Alum... ....................................... 9003942 .............. 9003942 .............. 9003943 ............... 9003944 1B ......... Anode, Mag. (SMR P72 and S19) .......... 90021 10 ................ 90021 10 .............. 9004302 ............... 9003721 2 ........... Collar , Pipe ..................................... ...
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A.O. Smith del and del - page 14
14 1 A ......... Anode, Alum. .................................... 9003888 ................ 9003889 ................ 9003889 ............... 9003944 ...... 1 B ......... Anode, Mag.(SMR P72) .................... 9003721 ................ 9003922 ................ 9001834 ............... 9003721 ...... 2 ........... T&P Relief V alve ............. ...
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A.O. Smith del and del - page 15
15 DEN-40 DEN-52 DEN-66 DEN-80 DEN-120 Series 110 Series 110 Series 110 Series 110 Series 110 K.W. ELEMENT 120V 208V 277V 480V WATTAGE PART NO. PART NO. PART NO. PART NO. 1.5 1500W 9004279 9004283 - - - - - - 2.0 2000W 9004280 9004284 9004290 9004298 2.5 2500W 9004281 9004285 9004295 9004299 Incoloy Elements Below dotted line cannot be used on 6 ga ...
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A.O. Smith del and del - page 16
16 McBee, South Carolina 29101 Phone: 1-800-527-1953 Fax: 800-433-2515 w w w .hotwater .com e-mail: pa rts@hotwater .com ...
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