A.O. Smith XDVS - Manual - manualsarea.com

Page 2 - REPLACEMENT PARTS; WARNING; GET TO KNOW YOUR WATER HEATER

2 CERTAIN MODELS ARE EQUIPPED WITH SIDE PLUMBING CONNECTIONS FOR SPACE HEATING. THE HOT AND COLD FITTING ASSEMBLIES (PART #900126-2)CAN BE ORDERED THROUGH THE MANUFACTURER. REPLACEMENT PARTS Replacement parts may be ordered through authorizedservicers or distributors. Refer to the Yellow Pages for w...

Page 3 - INSTALLATION

3 GENERAL SAFETY INFORMATION EXTERNAL DAMAGE Do not operate the water heater until it has been fully checked outby a qualified technician, if the water heater: • Has been exposed to fire or damage. • Displays evidence of sooting. • Produces steam or unusually hot water. If the water heater has been ...

Page 4 - WATER (POTABLE) HEATING AND SPACE HEATING; CLOSED WATER SYSTEM; DO NOT; GAS CONNECTIONS

4 inches greater than the diameter of the heater and should be piped toan adequate drain. Drain pans suitable for these heaters areavailable from your dealer or A. O. Smith Water Products Company,500 Tennessee Waltz Parkway, Ashland City, TN 37055. Contact us atour website: www.aosmithwaterheaters.c...

Page 5 - The dirt; RELIEF VALVE; NO VALVE IS TO BE PLACED BETWEEN; VENTING; VENT PIPE TERMINATION; CAUTION

5 Make sure that the outside vents on the supply regulators and thesafety vent valves are protected against blockage. These areparts of the gas supply system not the heater. Vent blockage mayoccur during ice storms. IT IS IMPORTANT TO GUARD AGAINST CONTROL FOULINGFROM CONTAMINANTS IN THE GAS WAYS. S...

Page 6 - OPTIONAL WIRE GRILL; COMBUSTION AIR AND VENTILATION

6 FIGURE 4 WARNING Vent termination must not be within 4 feet of any items such asgas meters, gas valves or other gas regulating equipment. OPTIONAL WIRE GRILL When the water heater vent cap is low enough to be touchedaccidentally, or is accessible to small children, installation of aprotective vent...

Page 7 - FLUE EXTENSIONS; POSSIBLE EXTENSION COMBINATIONS

7 FLUE EXTENSIONS There are three optional extension kits available. Anycombination of the three kits can be chosen; however, only onekit can be used vertically and/or horizontally, see Figures 10and 11. WARNING At no time can more than one Vertical and/or one HorizontalVent Kit be used. Unless othe...

Page 8 - ALL INSTALLATIONS; Installation Using Vent Kits:; CUTTING THE OPENING THROUGH; E DIMENSIONS

8 VERTICAL (EXTENSION KIT) HEIGHT It is simple to determine which kit is needed for vertical height.Take the total height (to the top of the flue) required andcomparing that to “F DIMENSION” in TABLE 1, it can bedetermined which kit needs to be used vertically. WARNING Obstructions and deteriorated ...

Page 9 - WATER HEATER ATTITUDE; STANDARD VENT KIT INSTALLATION #1; Lock the elbow to the straight 3” flue pipe. Set this assembly

9 WATER HEATER ATTITUDE There is a certain amount of variation permissible with regardto the direction the water heater faces. Standing in front of the water heater (gas control facing you), setthe 3” diameter elbow (slotted end) on the flue. This will giveyou a better understanding of the relation ...

Page 11 - STANDARD HORIZONTAL VENT KIT INSTALLATION #2; CAPACITY

11 16. Go back indoors to attach inside collar to the inside wall. Place the collar against the wall. Secure to wall by using 4long sheet metal screws. FIGURE 30 NOTE: Screws are supplied; however, substitution may benecessary depending on the interior wall material. 17. Using the tube of sealant su...

Page 19 - T & P VALVE AND PIPE INSULATION; OPERATION; FILLING; TEMPERATURE REGULATION; DANGER

19 23. Pull the vent collar from the elbow to be against the wall and secure it using the screws provided. FIGURE 96 24. Lock the 6” vent extension to the vent elbow by using two screws provided, placing them 180 ° apart. FIGURE 97 T & P VALVE AND PIPE INSULATION Remove insulation for T & P ...

Page 20 - DO NOT USE FORCE; D O N O T; FOR YOUR SAFETY READ BEFORE LIGHTING

20 WARNING If you do not follow these instructions exactly, a fire or explosionmay result causing property damage, personal injury or loss of life. A. This appliance has a pilot which is lit by a piezo-electricspark gas ignition system. Do not remove the accessdoors of the appliance and try to light...

Page 21 - MAINTENANCE; PILOT AND MAIN BURNER; HIGH TEMPERATURE LIMIT SWITCH; DRAINING

21 It is recommended that lower water temperatures be used toavoid the risk of scalding. It is further recommended, in allcases, that the water temperature dial, Figure 99, be set for thelowest temperature which satisfies your hot water needs. Thiswill also provide the most energy efficient operatio...

Page 22 - CONDENSATION; annually after the warranty period.

22 • Turn off the gas and cold water inlet valve to the heater, fig. 1. • Open a nearby hot water faucet and the heater drain valve. • BE CAREFUL TO GRASP THE DRAIN VALVE HANDLE SOTHAT THE HAND IS NOT EXPOSED TO HOT WATER. IFDESIRED, A HOSE MAY BE CONNECTED TO THE DRAINVALVE TO CARRY THE WATER AWAY....

Page 23 - TROUBLESHOOTING

23 TROUBLESHOOTING Please check guidelines below. For your safety, water heater service should be performed only by a qualified service technician.Read the GENERAL SAFETY INFORMATION section first. PROBLEM POSSIBLE MALFUNCTION SERVICE TO BE PERFORMED POSSIBLE SOLUTION NO HOT WATER 1) No pilot A. No ...

Page 24 - IMPORTANT INFORMATION; LIMITED RESIDENTIAL GAS WARRANTY

24 THIS WARRANTY IS APPLICABLE TO THE ORIGINAL OWNER ONLY. Ifthe glass lined tank in this water heater shall prove upon examination byA. O. Smith Corporation (the warrantor) to have leaked during the warrantyperiod in normal residential use, due to natural corrosion from potablewater therein, the wa...

Page 25 - NOTES

A.O. Smith XDVS - Manual

Table of Contents:

Summary

Other A.O. Smith Models