Instruction/ maintenance manual of the product Tankless Water Heater Rheem
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Safety Inf ormation Safety Precautions . . . . . . . 3–6 LP Gas Models . . . . . . . . . . . 5 Installation Instructions Location, Outdoor . . . . . . . . . . 7 Location, Indoor . . . . . . . . . 8, 9 V enting . . . . . . . . . . . . . . 10-15 W ater Connections .
Be sure to r ead and understand the entir e Use and Care Manual bef or e attempting to install or operate this water heater . It may sav e y ou time and money . Pay particular attention to the Safety Instructions. Failur e to f ollow these warnings could r esult in serious bodily injury or death.
Time/T emperatur e Relationship in Scalds W ater T emperature T ime T o Produce a Serious Burn 120°F (49°C) More than 5 minutes 125°F (52°C) 1 1 / 2 to 2 minutes 130°F (54°C) About 30 seconds 13.
5 Both LP and natural gas ha ve an odorant added to aid in detecting a gas leak. Some people may not physically be able to smell or r ecognize this odorant.
6 Ha ve the installer show y ou the location of the gas shut-off v alve and how to shut it off if necessary . T urn off the manual shut-off valve if the water heater has been subjected to overheating, f ir e, flood, ph ysical damage or if the gas supply fails to shut off.
Installing the (OUTDOOR) water heater: This water heater must be installed in accordance with these instructions, local codes, utility company requir ements and/or in the absence of local codes, use the latest edition of the American National Standard/National Fuel Gas Code.
W ARNING: Follow vent manufacturer’ s instruction while installing vent. If requir ed, pro vide additional clearances from v ent to combustibles per v ent manufacturer’ s instruction.
Manual Appliance Gas Shut-off V alve W ood Screw x 5pcs. W asher x 4 pcs. Use & Care Manual Tankless Unit FOR YOUR SAFETY! — Do not store or use gasoline or other flammable vapors or liquids or other combustible materials in the vicinity of this or any otherappliance.
10 Installing the (INDOOR) water heater: The water heater must be installed with a 4” diameter UL appro ved Category III Stainless Steel appliance vent pipe and an appr opriate adapter . V enting The installation of venting must comply with national codes, local codes and the vent manufacturer’ s instructions.
V enting Through Closed Spaces If the vent piping passes through a closed space, a minimum clearance of 8” (20 cm) when installed horizontally or 6” (15 cm) when installed v ertically should be maintained between the v ent pipe and combustibles and noncomb ustibles.
12 D V V E F IX ED C L OS ED O P E R AB LE O P E RA B LE FIXE D CLO S ED v v B L F C B v v v X B B B A J B I H X v M K v G A The following information should be used for determining the proper location of the v ent terminal for indoor and outdoor tankless water heaters.
Additional Considerations Do NO T install v ent terminal under any patio or deck. T o help prev ent moisture from freezing on walls and under eav es, do not locate vent terminal on the side of a b uilding with prev ailing winter winds.
Example A: T ypical Horizontal T ermination w/ 1/4” per f oot DO WNW ARD Slope 14 Installing the (INDOOR) water heater: V ent Horizontal W all Thimble Installation An approv ed 4 inch (10 cm) V ent Horizontal W all Thimble must be used.
V ertical V ent Installation A fire stop plate should be installed at e v ery penetration of a floor or ceiling if the vent is not running in a fire-rated shaft. Maintain the recommended air space clearance to combustible materials and b uilding insulation.
16 W ater Supply Connections IMPOR T ANT : Do not apply heat to the HO T or COLD water connections. If sweat connections are used, sweat tubing to adapter befor e f itting adapter to the water connections on heater . Any heat applied to the water supply fittings will permanently damage the internal components of the water heater .
W ater Supply Connections, continued Notice: If the water flo w resistance of a shower head is too high, the b urner in the water heater will fail to ignite.
Relief V alve A new pressur e relief v alve, complying with the Standard for Relief V alves and A utomatic Gas Shut-Off De vices f or Hot W ater Supply Systems, ANSI Z21.22/ CSA 4.4, must be installed at the hot water outlet connection of the water heater at the time of installation.
This water heater is certif ied for installations up to 3,280 feet (1000 m) abov e sea le vel. The input rating of this water heater is based on sea le vel operation. At higher elev ations, the actual input rate may be lo wer than the value listed on the rating label.
Remote Control Installation One (1) remote control is provided with the water heater . Additional remote controls may be purchased separately . Up to three (3) remote controls can be used with this water heater .
21 W ARNING: Field wiring connections and electrical grounding must comply with local codes, or in the absence of local codes, with the latest edition of the National Electrical Code, ANSI/NFP A 70, or in Canada, Canadian Electrical Code, CSA C22.1 Part 1.
Installing the Main Remote Contr ol: Electrical Connection PO WER CORD (Indoor water heaters only): ● The electric power supply requirement for this water heater is 120 V AC/60HZ, 2 Amps. ● The water heater comes with a three (3) pin power supply cord (INDOOR MODELS ONL Y).
23 Installing the water heater: T ypical Installation of W ater Heater (V enting Required f or Indoor Models Only) T o Hot W ater Faucet(s) Relief V a lve Union Drain V alve 6" (15 cm) Air Gap Ma.
24 Installing the water heater: For increased ener gy ef ficienc y , use pipe insulation. Please install the insulation according to the diagram abov e, making sure to insulate all the way to the top. Do not cov er any drain or pressure relief v alv e(s).
A. Outdoor W ater Heater Location ❑ Outdoor water heaters must be installed outdoors. ❑ Protected from freezing temperatures. B. Indoor W ater Heater Location ❑ Close to area of vent termination. ❑ Indoors and protected from freezing temperatures.
26 Lighting the water heater: Bef ore operating this water heater , be sure to read and f ollo w the instructions on the label pictured belo w and all other labels on the water heater , as well as the warnings printed in this manual.
Time/T emperature Relationship in Scalds W ater T emperature T ime T o Produce a Serious Burn 120°F (49°C) More than 5 minutes 125°F (52°C) 1 1 / 2 to 2 minutes 130°F (54°C) About 30 seconds 135.
28 W ater T emperature Setting… Maximum water temperature occurs while the burner is on. T o determine the water temperature, turn on a hot water faucet and place a thermometer in the water stream. W ater temperature at the faucet may v ary depending on season and length of pipe from the water heater .
Car e and cleaning of the water heater: Routine Pre v entativ e Maintenance Properly maintained, your water heater will provide years of dependable trouble- free service.
CA UTION: Do not operate without the condensate trap connected to the vent and r outed to the proper drain. ! 30 Condensate T rap Inspection On a regular basis, inspect the condensate trap to ensure there is enough water in the trap and the condensate is draining properly .
Draining the W ater Heater W ARNING: Failure to drain the water heater can cause serious damage to the water heater as well as personal injury . Below are instructions for draining w ater out of the water heater . T urn of f the switch on the remote control.
32 Bef or e Y ou Call For Ser vice… T roubleshooting T ips Sav e time and money! Re vie w the charts on the follo wing pages first and you may not need to call for service. CA UTION: F or y our safety , DO NOT attempt r epair of electrical wiring, gas piping, remote contr ol, bur ners, vent connectors or other safety devices.
Err or Code Guide: When an error code is displayed: ● Close the hot water faucet, turn of f the switch on the remote control. ● W ait for about 5 minutes before turning the switch on again. ● Open the hot water faucet. If the error code remains in the display: ● Close the hot water faucet and turn of f the switch on the remote control.
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Required adjustment f or up to 140°F (60°C) f or Light Duty or 180° (82°C) f or Hea vy Duty water heater temperature settings W ARNING: Refer to scald potential warnings on page 4 before making adjustment. Changing this setting is done at your own risk.
36 IF Y OU NEED SER VICE 1. Should you hav e an y questions about your new w ater heater , or if it requires adjustment, repair , or routine maintenance, it is suggested that you first contact your installer , plumbing contractor or previously agreed upon service agenc y .
An important point after buying a device Rheem Tankless Water Heater (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Rheem Tankless Water Heater yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Rheem Tankless Water Heater - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Rheem Tankless Water Heater you will learn all the available features of the product, as well as information on its operation. The information that you get Rheem Tankless Water Heater will certainly help you make a decision on the purchase.
If you already are a holder of Rheem Tankless Water Heater, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Rheem Tankless Water Heater.
However, one of the most important roles played by the user manual is to help in solving problems with Rheem Tankless Water Heater. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Rheem Tankless Water Heater along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
