Rheem tankless water heater 199 manual

AP13592 (06/04) 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 other appliance. T o do so may result in an explosion or fir e. — WHA T T O DO IF YOU SMELL GAS ● Do not try to light any appliance. ● Do not touch any electrical switch; do not u[...]

Safety Information Safety Precautions . . . . . . . 3–6 LP Gas Models . . . . . . . . . . . 5 Installation Instructions Location . . . . . . . . . . . . . . . . . 7 W ater Connections . . . . . . 9-10 Gas Supply . . . . . . . . . . . . . . 1 1 High Altitude . . . . . . . . . . . . 11 V enting . . . . . . . . . . . . . . . . . 12 Remote Control . [...]

Be sure to r ead and understand the entire Use and Car e Manual before attempting to install or operate this water heater . It may save you time and money . Pay particular attention to the Safety Instructions. Failure to follow these warnings could r esult in serious bodily injury or death. Should you have problems understanding the instructions in[...]

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5 Both LP and natural gas have an odorant added to aid in detecting a gas leak. Some people may not physically be able to smell or r ecognize this odorant. If you are unsur e or unfamiliar with the smell of LP or natural gas, ask the gas supplier . Other conditions, such as “odorant fade”, which causes the odorant to diminish in intensity , can[...]

6 Have the installer show you the location of the gas shut-off valve 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, fire, flood, physical damage or if the gas supply fails to shut off. ● Read this manual entirely befor e installing or operating the water heater . ?[...]

Installing the 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 S tandard/National Fuel Gas Code. A copy can be purchased fr om either the American Gas Association, 400 North Capi[...]

8 Installing the water heater . Proper operation of the water heater r equires air for combustion and ventilation. Pr ovisions for combustion and ventilation air must comply with r eferenced codes and standards. Combustion and V entilation Air This water heater is for OUTDOOR installation ONL Y . It must NOT be installed indoors or in a confined sp[...]

9 W ater Supply Connections IMPOR T ANT : Do not apply heat to the HOT or COLD water connections. If sweat connections are used, sweat tubing to adapter before fitting 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 . Mounting the W ater H[...]

10 Installing the water heater . Relief V alve A new pressur e relief valve, complying with the S tandard for Relief V alves and Automatic Gas Shut-Off Devices for Hot W ater Supply Systems, ANSI Z21.22, must be installed at the hot water outlet connection of the water heater at the time of installation. Local codes shall govern the installation of[...]

11 W ARNING: Do not attempt to convert this water heater for use with a differ ent type of gas other than the type shown on the rating plate. Such conversion could result in hazardous operating conditions. Leak T esting The water heater and its gas connections must be leak tested at normal operating pressures before it is placed in operation. T urn[...]

12 Installing the water heater . Flue T erminal Location The location of the vent terminal depends on the following minimum clearances and considerations (see illustration): T welve (12) inches above grade level and above normal snow levels. Four (4) feet below , or four (4) feet horizontally from any door , window , soffit, under eave vent or grav[...]

13 Remote Contr ol 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 . The following are considerations for determining the location of the remote control(s): ● ● DO NOT install any remote control out[...]

14 Installing the water heater . 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. Remote Control Connection T erminals Gas V alve PCB 18 A WG Ext[...]

15 Electrical Connection HARDWIRING THE ELECTRICAL CONNECTIONS: ● W iring should be carried out by a qualified electrician in accordance with local codes. ● The water heater requires 120 V AC/60Hz and should be properly grounded. ● DO NOT connect grounding wire to water pipes, gas pipes, telephone cables, lightning conductor circuits and to g[...]

16 Installing the water heater . T ypical Installation T o Hot W ater Faucet(s) Air Relief[...]

17 For increased energy ef ficiency , use pipe insulation. Please install the insulation, according to the illustrations above, making sure to insulate all the way to the top. Do not cover any drain or pressure valve(s). Do’ s ❑ Do check inlet gas pressure to ensure that it is within the range specified on the rating plate. ❑ Do provide adequ[...]

Installing the water heater . 18 A W ater Heater Location ❑ Installed OUTDOORS. ❑ Close to area of mostly used outlet. ❑ Protected from freezing temperatures. ❑ Proper clearance from combustible surfaces observed. ❑ Sufficient fresh air supply for proper operation of water heater . ❑ Air supply free of corrosive elements and flammable v[...]

19 Lighting the water heater . Before operating this water heater , be sure to r ead and follow the instructions on the label pictured below and all other labels on the water heater , as well as the warnings printed in this manual. Failure to do so can result in unsafe operation of the water heater resulting in pr operty damage, personal injury , o[...]

20 T ime/T emperatur e Relationship in Scalds W ater T emperature T ime T o Produce a Serious Burn 120°F More than 5 minutes 125°F 1 1 / 2 to 2 minutes 130°F About 30 seconds 135°F About 10 seconds 140°F Less than 5 seconds 145°F Less than 3 seconds 150°F About 1 1 / 2 seconds 155°F About 1 second T able courtesy of Shriners Burn Institute [...]

21 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 vary depending on season and length of pipe from the water heater . This water heater contains an electronically [...]

22 Car e and cleaning of the water heater . Routine Pr eventative Maintenance Properly maintained, your water heater will provide years of dependable trouble- free service. It is recommended that a periodic inspection of the burner , relief valve, air intake, water filter and flue terminal should be made by service personnel qualified in gas applia[...]

23 Burner Inspection V isually inspect the main burners annually . Through the sight glass, inspect the burner flame with the main burner off and inspect the main burner while firing. If any unusual burner operation is noted, the water heater should be shut off until qualified service assistance can be obtained. CAUTION: For your safety , cleaning [...]

24 Draining the W ater Heater Fr eeze Protection Where the water heater may be exposed to freezing conditions, even for a short period of time, be sure to drain all water from the unit as instructed above. Exposure to freezing conditions can occur from down draft of venting system or from installation in areas exposed to cold air . The water heater[...]

25 Befor e Y ou Call For Service… Problem Possible Cause  Check shutoff valve and open fully . Hot water faucet is not fully opened.  W ater piping is frozen.  Allow piping to thaw No electricity or water supply is cut off.  Unit is not "ON".  The temperature may be set too low .  Increase the temperature setting. Mixi[...]

26 Err or Code Guide Error Code Possible Cause Open the Gas Shutoff Valve completely.    1L Water heater has a build u p of lime  Contact a dealer for service. 99 Decrease of blower motor ventilation amount. (Operation Stops) 12 15 16 What To Do 11 The operation automatically stops when used for an hour continuously. Close the hot water[...]

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28 IF YOU NEED SER VICE 1. Should you have any questions about your new water 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 agency . In the event the firm has moved, or is unavailable, refer to the telephone direct[...]