Rheem XP50T06PV42U0 Instruction Manual Page 1

AP16882 (06/13) ! FOR YOUR SAFETY!— DO NOT store or use gasoline or other flammable vapors or liquids or other combustible materials in the vic

10Installing the water heaterA new combination temperature and pressure relief valve, complying with the Standard for Relief Valves and Automatic Gas

11WARNING: DO NOT attempt to convert this water heater for use with a different type of gas other than the type shown on the rating plate. Such conver

12Installing the water heaterThe water heater must be installed with the factory supplied blower assembly in place.VentingThe water heater must be ven

13 V Vent Terminal X Air Supply Inlet Area Where Terminal Is Not PermittedUS Installations1A - Clea

14NOTICE: This unit can be vented using only the following recommended pipe material. Use only 2- or 3-inch diameter pipe. PVC (Schedule 40, ASTM D178

15Condensate Management and Vent RisersThere is no condensate collection and disposal required for Rheem water heaters under most conditions. Installa

16Maximum and Minimum Vent Lengths for Residential 40 & 50 Gallon Power VentsNOTICE: The mixing of 2" and 3" vent pipe is not recommende

17Installations requiring less than one (1) foot of vertical pipe before the rst elbow, subtract six (6) feet from the maximum vent length.Less than

18Additional Considerations DO NOT install vent terminal under any patio or deck. To help prevent moisture from freezing on walls and under eaves, d

19NOTICE: All pipe, fittings, solvent cement, primers and procedures must conform to American National Standards Institute and American Society for Te

2Care and CleaningDraining ... 35Maintenance ... 35Vent System Inspection ... 36Burner Inspection ... 36Extended Shut-Do

20All joints in the vent piping must be properly sealed and the following materials are recommended:PVC materials should use ASTM D2564 grade cement.C

21Diagram Without Optional Electronic Display1HHNNPRESSURE SWITCHTEMPERATURESWITCHSPARKP1P3P2E1GNDPILOTELECTRODEASSYPSTSTS1TS2FVMOT12345123112SCHEMATI

22Diagram With Optional Electronic DisplayCAUTION! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper a

23For increased energy efficiency, some water heaters have been supplied with two 24” sections of pipe insulation. Please install the insulation, acco

24Installing the Optional User DisplayThe following instructions apply only to water heater models factory supplied with the electronic display option

2510. The Water Heater Mounting Bracket features a wiring slot on the top flange and an opening for the wire. Pass the thermostat wire though the Wa

26After power on, all segments on the LCD will be displayed for 2 seconds, (See Diagram A) followed by software revision shown for 2 seconds (See Diag

27Display Temperature Setting LimitsThe user display setpoint temperature cannot exceed maximum water heater valve setpoint temperature at any time. M

28Three bars shown on the user display are an estimate of hot water available relative to the temperature setpoint. The chart below describes what eac

29Installing the water heater continuedDO ❑ DO check inlet gas pressure to ensure that it is within the range specified on the rating plate. ❑ DO

3Be sure to read and understand the entire Use and Care Manual before attempting to install or operate this water heater. It may save you time and mon

30Installation ChecklistA. Water Heater LocationB. Water SupplyC. Gas SupplyD. Relief ValveE. Venting ❑ Close to area of vent. ❑ Indoors and

31Tee fitting for vertical hot water supply lines.Hot water supply to houseFrom HOT outlet on water heaterHot water supply to heating unitSupplem

32Lighting the water heater Before operating this water heater, be sure to read and follow the instructions on the label pictured below and all other

33Safety Precautions DO turn off manual gas shut-off valve if water heater has been subjected to over heating, fire, flood, physical damage or if th

34The following is additional information which aid in determining a safe working temperature to meet each household need.Maximum water temperatures o

35Sequence of Operation…1. During initial start-up or a call for heat, the control will verify the vacuum switch is open.2. Once the control verifie

36Care and cleaning of the water heaterDraining the Water Heater!CAUTION: Shut off gas to the water heater at the gas control (thermostat) gas cock or

37HousekeepingVisually inspect the pilot.To ensure sufficient ventilation and combustion air supply, proper clearances must be maintained.When install

38Vacation and Extended Shut-DownIf the water heater is to remain idle for an extended period of time, the power and water to the appliance should be

39Before You Call For ServiceTroubleshooting TipsSave time and money! Review the charts on the following pages first and you may not need to call for

4Time/Temperature Relationship in Scalds Water Temperature Time To Produce a Serious Burn 120°F More than 5 minutes 125°F 11/2 to 2 minutes 130

40Before You Call For ServiceTroubleshooting TipsSave time and money! Review the charts on the following pages first and you may not need to call for

41Gas Valve LED CodesCAUTION: Make certain power to water heater is “OFF” before removing protective cover FOR ANY REASON.CAUTION: Label all wires pr

42Replacement PartsFor 40 and 50 gallon models using natural or LP gas.Instructions For Placing a Parts OrderAll parts orders should include: The mo

43Notes:

441 Should you have any questions about your new water heater, or if it requires adjustment, repair, or routine maintenance, it is suggested that yo

5LP and Natural gas have an odorant added to aid in detecting a gas leak. Some people may not physically be able to smell or recognize this odorant. I

6IMPORTANT SAFETY INFORMATION.READ ALL INSTRUCTIONS BEFORE USING.!WARNING!For your safety, the information in this manual must be followed to minimize

7Combustion Air Inlet OpeningsInstalling the water heaterThis water heater must be installed in accordance with these instructions, local codes, utili

8Installing the water heaterCombustion and Ventilation AirProper operation of the water heater requires air for combustion and ventilation. Provisions

9Thermal ExpansionDetermine if a check valve exists in the inlet water line. Check with your local water utility company. It may have been installed i