Rheem Tankless Water Heater User Manual

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Summary of Contents of user manual for Rheem Tankless Water Heater

  • Page 1
  • Page 2Safety Information FOR YOUR RECORDS Safety Precautions. . . . . . . 3–6 Write the model and serial numbers...
  • Page 3IMPORTANT SAFETY INFORMATION. READ ALL INSTRUCTIONS BEFORE USING. Be sure to read and understand the entire Use and Care Manual...
  • Page 4IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING. ! DANGER! WATER TEMPERATURE SETTING Safety and energy conservation are factors to...
  • Page 5 DANGER! NATURAL GAS AND LIQUEFIED PETROLEUM MODELS Both LP and natural gas have an odorant added to aid in...
  • Page 6IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING. ! WARNING! For your safety, the information in this manual must be...
  • Page 7Installing the (OUTDOOR) water heater: This water heater must be installed in accordance with these instructions, local codes, utility company...
  • Page 8Installing the (INDOOR) water heater : This water heater must be installed in accordance with these instructions, local codes, utility...
  • Page 9Proper operation of the water heater requires air for combustion and ventilation. Provisions for combustion and ventilation air must comply...
  • Page 10Installing the (INDOOR) water heater: The water heater must be installed with a 4” diameter UL approved Category III Stainless...
  • Page 11 Venting Through Closed Spaces If the vent piping passes through a closed space, a minimum clearance of 1/4" per...
  • Page 12Installing the water heater: G v H A D E X B v V B B ED FIX D v...
  • Page 13Outdoor Water Heater Additional Considerations Do NOT install vent terminal under any patio or deck. To help prevent moisture from...
  • Page 14Installing the (INDOOR) water heater: Vent Horizontal Wall Thimble Installation Inner Thimble Outer Thimble Section Section An approved 4 inch...
  • Page 15 Vertical Vent Termination Location Small (6” min) (15 cm) The location of the vent terminal depends on the following...
  • Page 16Installing the water heater: Mounting the Water Heater Make sure the location of the appliance allows Using a wood screw...
  • Page 17 Water Supply Connections, continued CAUTION: This water heater Notice: If the water flow resistance of a Be sure to...
  • Page 18Installing the water heater: Relief Valve A new pressure relief valve, complying ● The end of the discharge line should...
  • Page 19 WARNING: Do not attempt to convert this water heater for use with a different type of gas other than...
  • Page 20Installing the Main Remote Control: WARNING: Field wiring connections and electrical grounding must comply with local codes, or in the...
  • Page 21 WARNING: Field wiring connections and electrical grounding must comply with local codes, or in the absence of local codes,...
  • Page 22Installing the Main Remote Control: Electrical Connection POWER CORD HARDWIRING THE ELECTRICAL WARNING: Shock (Indoor water heaters only): CONNECTIONS hazard...
  • Page 23Installing the water heater: Typical Installation of Water Heater (Venting Required for Indoor Models Only) 1/4" Per Foot Downward Pit...
  • Page 24Installing the water heater: Insulation Blankets Insulation blankets, available to the general The manufacturer disclaims any responsibility WARNING: If local...
  • Page 25Installation Check List A. Outdoor Water Heater Location E. Gas Supply ❑ Outdoor water heaters must be installed outdoors. ❑...
  • Page 26Lighting the water heater: Before operating this water heater, be sure to read and follow the instructions on the label...
  • Page 27Operating the water heater: Safety Precautions Do turn off manual gas shut-off valve if water heater has Do Not store...
  • Page 28 Water Temperature Setting… Maximum water temperature occurs while this adjustment. Only factory authorized the burner is on. To determine...
  • Page 29Care and cleaning of the water heater: DANGER: Before Routine Preventative Maintenance manually operating the Properly maintained, your water heater...
  • Page 30 Venting System Inspection The venting system of an indoor water heater Bubbles around a joint connection indicates should be...
  • Page 31 Draining the Water Heater Below are instructions for draining water out stream of water to a suitable drain where...
  • Page 32Before You Call For Service… Troubleshooting Tips Save time and money! Review the charts on the following pages first and...
  • Page 33Error Code Guide: When an error code is displayed: If the error code is still shown: ● Close the hot...
  • Page 3434
  • Page 35 Required adjustment for up to 140°F (60°C) for Light Duty or 180° (82°C) for Heavy Duty water heater temperature...
  • Page 36IF YOU NEED SERVICE 1. Should you have any questions about your new water heater, or if it requires adjustment,...