A.O. Smith DEL - Manuals - manualsarea.com

Page 3 - INSULATION BLANKETS; WARNING; Do not cover the temperature & pressure relief valve.; EXTENDED NON-USE PERIODS; CAUTION; CAUTION; WARNING; REQUIRED ABILITY

3 FOREWORD Thank you for buying this energy efficient water heater fromA.O. Smith Water Products Company. We appreciate yourconfidence in our products. Detailed installation diagrams arein this manual. These diagrams will serve to provide the installerw i t h a r e f e r e n c e f o r t h e m a t e ...

Page 4 - CLEARANCES; FLOOD WARNING; CHEMICAL VAPOR CORROSION; DO NOT; BRANCH CIRCUIT

4 CLEARANCES A minimum clearance of 4” must be allowed for access toreplaceable parts such as the thermostats, drain valve and reliefvalve. Adequate clearance for servicing this appliance should beconsidered before installation, such as changing the anodes,etc. FLOOD WARNING IF THE HEATER BECOMES IM...

Page 5 - WIRING DIAGRAMS; ELEMENT HEATERS; A-8 CIRCUIT FOR DUAL ELEMENT HEATER

5 WIRING DIAGRAMS C-2 CIRCUITFOR SINGLE ELEMENT HEATERS EQUIPPED WITH HIGH LIMIT CONTROL Size Temperature Rating of Conductor See Table 310-13 in Code AMG 60° C 75° C MCM (140° F) (167° F) TYPES: TYPES: RUW RH, RHW, RUH, (14-2), (14-2), THW T, TW, THWN, XHHW, UF USE 18 - - - - - - 16 - - - - - - 14 ...

Page 6 - TYPICAL PIPING CONNECTIONS; TEMPERATURE AND PRESSURE RELIEF VALVE

6 TYPICAL PIPING CONNECTIONS This page shows typical water heater installations by model designations. † OVER CURRENT PROTECTION MUST BE SUPPLIED IN WATER HEATER CIRCUIT.CONSULT LOCAL CODE OR NEC-1984 FOR PROPER INSTALLATION. * INSTALL IN ACCORDANCE WITH ALL LOCAL CODES. TEMPERATURE AND PRESSURE REL...

Page 7 - OPERATION; FILLING; TEMPERATURE REGULATION; DANGER; Temperature; TEMPERATURE ADJUSTMENT; FIGURE 4; Turn off the heater electrical supply. Do not attempt to adjust

7 OPERATION CAUTION DO NOT OPERATE THE HEATER WITHOUT INSTALLING ANAPPROVED TEMPERATURE AND PRESSURE RELIEF VALVEIN THE OPENING PROVIDED IN THE TANK. GROUND THEHEATER TO GUARD AGAINST ELECTRIC SHOCK FROM THEHEATER OR WATER SYSTEM. NEVER OPERATE THE HEATERW I T H O U T F I L L I N G W I T H WAT E R P...

Page 8 - BECAUSE THE HIGH LIMIT OPERATES ONLY; FIGURE 5; TROUBLESHOOTING

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. Valves for reducing point-of-use temperature by mixing cold andhot water are available (See Figure 5). Also available areine...

Page 9 - NOTES

9 service, contact your dealer or utility company. Refer toTEMPERATURE REGULATION section. 4. The storage capacity of the heater may have been exceeded by large demands of hot water. 5. If the heater was installed when incoming water temperatures were warm, colder incoming temperatures will create t...

Page 10 - LEAKAGE CHECKPOINTS; Instructions; NOTE: Cover and Insulation shown removed to reveal tank top

10 LEAKAGE CHECKPOINTS Instructions : Use this illustration as a guide when checking for sources of water leakage. You 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 Valve To Open Drain Condensation and dripping ...

Page 11 - MODELS DEN AND DEL ELECTRIC WATER HEATER LIMITED WARRANTY

11 MODELS DEN AND DEL ELECTRIC WATER HEATER LIMITED WARRANTY A. 0. Smith Corporation, the warrantor, extends the following LIMITED WARRANTY to the owner of this water heater:1. THE TANK If the glass-Iined tank in this water heater shall prove upon examination by the warrantor to have leaked due to n...