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Rheem ECO-180DV Water Heater User Manual

1. are required Inspection Access Panel 2 installed vertically should be maintained between the coaxial vent pipe and combustibles and noncombustibles Be sure to follow local codes and vent manufacturer s installation instructions For maintenance and inspection purposes the following access panels Two 2 inspection access panels large enough to allow access for venting inspection One 1 of these access panels should be close to where the coaxial vent pipe enters the ceiling The other access panel should be near the vent termination A ventilation access panel with a 16 in 103 cm opening should be provided every 10 ft 3 m Appliance Vent Adapter The water heater must be installed with a UL 1738 approved Category III Stainless Steel appliance coaxial vent adapter Read the following instructions before installation Test fit the adapter over the water heater collar before proceeding Draining the Condensate Provision should be made to collect and dispose of condensate from venting systems When a water heater is vented horizontally the vent pipe can have a DOWNWARD or UPWARD slope towards the termination If an UPWARD slope is used a condensate trap must be installed as close as practical to the water heater in order to prevent condensate from draining back into the water heater See Examples A and B on page 13 and 14 for DOWNWARD and UPWARD slope for horizontally vented water
2. CAUTION For your safety DO NOT attempt repair of gas piping remote control burners vent connectors or other safety devices Refer repairs to qualified service personnel 32 Replacement Parts Direct Vent Water Heater Instructions For Placing a Parts Order AWARNING For your Address parts orders to the distributor or store safety DO NOT attempt Where the water heater was purchased to disassemble this unit for any reason All parts orders should include A CAUTION For your safety DO 1 The model and serial number of the NOT attempt repair of electrical wiring water heater from the rating plate gas piping burners vent connectors or other safety devices Refer repairs 2 Specify type of gas natural or LP as to qualified service personnel marked on the rating plate 3 Part description as noted below and number of parts desired Front View Unit Cover Panel Side View Heat Film Transfer Type Pipe OHL Electrode Burner Heat Assy TIT EL LAL LILES LE CME Exchange LLLI I DLIIL SSY s AZ Ignitor Board Gas Valve Assy ziam Fe ips Hot Water Outlet Cold Water Water Flow Gas Supply Drain Plug Supply Solenoid 33 The content on this page is intended for use oy qualified installation service personnel ONLY AWARNING Improper adjustment alteration Service or maintenance can cause property damage personal injury or death M
3. Caulk around wall face plate for weather tight seal All painted surfaces should be primed to lessen the chance of physical damage Painted surfaces will require maintenance Insulate vent pipe of water heaters exposed to cold conditions attics crawl spaces etc with inflammable material to help prevent moisture from accumulating in the vent pipe The insulation should be rated for the temperature and should not contain substances that corrode the vent pipe Do NOT extend exposed vent pipe of indoor water heaters outside of building Guard vent against accidental contact with people and pets Installing the water heater Horizontal Vent Installation continued Inner Wall Outer Wall Plate Inner Wall Plate 94 Elbow Appliance Vent Adapter Caulk for weather seal Water Heater Outside Wall Mounting Brackets Side View Side View A WARNING Use UL approved Category III vent material only No other vent material is permitted A CAUTION Follow the vent manufacturer s installation instructions as design might vary from manufacturer to manufacturer Use 4 hollow wall anchors at least 1 8 inch 0 32 cm in diameter and of appropriate length for the thickness of the sheathing if sheathing is particle board or other composite material Use 4 10x1 1 4 wood screws for plywood solid wood sheathing or members Use suitable masonry anchors
4. No valve of any type should be installed between the relief valve and the water heater Discharge from the relief valve should be piped to a suitable drain to eliminate potential water damage Piping used should be of a type approved for the distribution of hot water Hot and cold water lines should be insulated up to the water heater Refer to page 23 for details The discharge line must be NO SMALLER than the outlet of the relief valve and must pitch downward to allow complete drainage by gravity of the relief valve and discharge line The end of the discharge line should not be threaded or concealed and should be protected from freezing No valve of any type restriction or reducer coupling should be installed in the discharge line Notice Local codes govern the installation of relief valves If local codes require that a temperature and pressure relief valve should be installed the manufacturer recommends a type 40XL Watts T amp P relief valve or an equivalent model be used Notice Manual operation of relief valves should be performed at least once a year Turn off the electrical power and gas shutoff valve Lift and release lever on the relief valve and check the manual operation of the relief valve You should take precaution to avoid contact with the hot water coming out of the relief valve and to prevent water damage Notice If the relief valve on the system discharges periodically a problem exists and ser
5. Failure to install and properly vent the water heater to the outdoors as outlined in the Venting Section of the Installation Instructions in this manual can result in unsafe operation of the water heater To avoid the risk of fire explosion or asphyxiation from carbon monoxide never operate this water heater unless it is properly vented and has an adequate air supply for proper operation Be sure to inspect the vent terminal the air intake and the coaxial vent system on the water heater for proper installation at initial start up and at least annually thereafter Refer to the Care and Cleaning section of this manual for more information regarding coaxial vent system inspection AWARNING FLAMMABLES Gasoline as well as other flammable materials and liquids which include but are not limited to adhesives solvents paint thinners etc and the vapors they produce are extremely dangerous DO NOT handle use or store gasoline or other flammable or combustible materials anywhere near or in the vicinity of a water heater or any other appliance Be sure to read and follow the labels on the water heater as well as the warnings printed in this manual Failure to do so can result in property damage bodily injury or death Flammable Vapors A vapors from flammable Water heater has a main liquids will explode and burner flame catch fir
6. t Water Inlet Water Outlet Freeze Protection WARNING Failure to drain the water heater can cause serious damage to the wate heater as well as pearsonal injury 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 is equipped with a Freeze Protection Electric Heater As long as electricity is supplied to the water heater it prevents freezing inside the water heater down to an ambient temperature of approximately minus 30 F 34 C without wind conditions NOTICE DO NOT unplug the electric power supply cord for freeze protection 30 This device only protects the internal components of the water heater It does NOT protect piping and valves Therefore piping and valves should be wrapped with insulation material as instructed on page 23 Another method of freeze prevention is by running a small volume of water Running water will protect the water heater piping and valves Follow the steps below to ensure proper water flow through the water heater and piping T Turn off the switch on the remote control 2 Close the gas shut off valve 2 Open the hot water faucet slightly until a stream of approximately 1 8 32 cm is flowing Be sure to check
7. Shock hazard line voltage is present Before servicing the water heater turn off the electrical power to the water heater at the main disconnect or circuit breaker Failure to do so could result in severe personal injury or death A CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify correct operation after servicing Electrical Code CSA C22 1 Part 1 Electrical Connection POWER CORD The electric power supply requirement for this water heater is 120 VAC 60HZ 2 Amps The water heater comes with a three 3 pin power supply cord Use only a power outlet with a ground terminal The installation of an GFCI Ground Fault Circuit Interrupter is recommended Keep any excess of the power supply cord on the outside of the water heater If local codes require hardwiring see instructions for Hardwiring the Electrical Connections HARDWIRING THE ELECTRICAL CONNECTIONS Wiring should be carried out by a qualified electrician in accordance with local codes The water heater requires 120 VAC 60Hz and should be properly grounded DO NOT connect grounding wire to water pipes gas pipes telephone cables lightning conductor circuits and to grounding circuit of other equipment that carry a ground fault interrupter An ON OFF switch must be provided and installed for the incoming 120VAC power Wire the
8. Valve D Manual Gas Appliance Shut off supplied Sai Union AN Cold Water 5 7 Supply i t Power 7 5 Shut of a Suppl Va lve rap Cor a L Cap Drain hi G Drain KII O V ge To Suitable Drain 6 15 cm Air Gap SS Alternate Water Piping Arrangement Discharge Line with Optional Valve Kit Hot Water Service NaN z I Cold Water Service Valve Vacuum Relief Valve Not Supplied e PRIORITY F w Pressure Relief Valve If required install per local codes and valve manufacturer s Remote Drain Water Water Inlet Outlet instructions Control NOTICE The National Fuel Gas Code NFGC and B149 mandates a manual gas shut off valve See NFGC B149 for complete instructions Local codes or plumbing authority requirements may vary from 22 the instructions or diagrams provided and take precedent over these instructions A WARNING If local codes require external application of insulation blanket kits the manufacturer s instructions included with the kit must be carefully followed NOTICE The hot and cold pipes should be insulated as shown to provide additional freeze protection A WARNING In case the pipe insulation is not rated for the appropriate weather conditions install electric heat tracing or equivalent to prevent freezing of the pipes Do not insulate or block drain valve on the hot outlet fitting I
9. 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 directory commercial listings or local utility for qualified service assistance 2 Should your problem not be solved to your complete satisfaction you should then contact the Manufacturer s National Service Department at the following address 2600 Gunter Park Drive Montgomery Alabama 36109 1413 Phone 1 800 432 8373 When contacting the manufacturer the following information will be requested a Model and serial number of the water heater as shown on the rating plate attached to the front panel of the heater mo ao p Address where the water heater is located and physical location Name and address of installer and any service agency who performed service on the water heater Date of original installation and dates any service work was performed Details of the problem as you can best describe them List of people with dates who have been contacted regarding your problem Important Instructions for the Commonwealth of Massachusetts The Commonwealth of Massachusetts requires compliance with regulation 248 CMR 4 00 and 5 00 for installation of through the wall vented gas appliances as follows 5 08 Modifica
10. 23 Notice The flow rate of hot water may vary when more than two faucets appliances fixtures etc are being used simultaneously Notice The pipes MUST be completely drainable If the hot water faucets are located at a point higher than the water heater place a drain valve at the lowest point see diagram at the left Drain Valve shown on right without tubing iC T vel Valve a Discharge Hot Water Drain Line Supply Tube to Cold Outlet suitable Water drain Supply Inlet Notice The above illustrates a pressure only relief valve If local codes require a combination temperature and pressure relief valve be installed an extension piece may be needed to ensure that the valve probe is not directly in the flow path of the water Relief Valve A new pressure relief valve complying with the Standard for Relief Valves and Automatic Gas Shut Off Devices for Hot Water 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 Local codes shall govern the installation of relief valves For safe operation of the water heater be sure that The pressure rating of the relief valve must not exceed 150 psi 1034 kPa the maximum working pressure of the water heater as marked on the rating plate The BTUH rating of the relief valve must equal or exceed the BTUH input of the water heater as marked on its rating plate
11. in accordance with the detector manufacturer s recommendations and or local laws rules regulations or customs It is recommended that more than one method such as soapy solution gas detectors etc be used to detect leaks in gas applications Notice If a gas leak is present or suspected Do not attempt to find the cause yourself Do not try to light any appliance Do not touch any electrical switch Do not use any phone in your building Leave the building immediately and make sure your family and pets leave also Leave the doors open for ventilation and contact the gas supplier a qualified service agency or the fire department Stay away from the building until the service call has been made the leak is corrected and a qualified agency has determined the area to be safe IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING A WARNING For your safety the information in this manual must be followed to minimize the risk of fire or explosion electric shock or to prevent property damage personal injury or loss of life FOR INSTALLATIONS IN THE STATE OF CALIFORNIA California Law requires that water heaters must be braced anchored or strapped to resist falling or horizontal displacement due to earthquake motions For water heaters up to 52 gallon capacity a brochure with generic earthquake bracing instructions can be obtained from Office of the State Architect 1102 Q Street Suite 5100 S
12. severe burns instantly or death from scalds Children disabled and elderly are at highest risk of being scalded See instruction manual before setting temperature at water heater Feel water before bathing or showering Temperature limiting valves are available see manual Display PRIORITY shows F only O Higher Hotter amp Lower Cooler 85 100 102 104 106 108 110 112 114 116 118 120 125 130 135 140 F 29 38 39 40 41 42 43 44 46 47 48 49 52 54 57 60 C Temperatures 85 F 29 C and above 120 F 49 C can be achieved with the Main UMC 117 remote control See page 34 amp 35 for minimum and maximum temperature adjustment 4 Time Temperature Relationship in Scalds Water Temperature Time To Produce a Serious Burn 120 F 49 C More than 5 minutes 125 F 52 C 1 2 to 2 minutes 130 F 54 C About 30 seconds 135 F 57 C About 10 seconds 140 F 60 C Less than 5 seconds 145 F 63 C Less than 3 seconds 150 F 66 C About 1 2 seconds 155 F 68 C About 1 second Table courtesy of Shriners Burn Institute The chart shown above may be used as a guide in determining the proper water temperature for your home ADANGER Households with small children disabled or elderly persons may require a 120 F 49 C or lower temperature setting to prevent contact with HOT water Maximum water temperature occurs while burner is on To find water tempe
13. suitable catch pan adequately drained must be installed under the water heater The pan must not restrict combustion air flow A gas fired water heater or any other appliance should not be installed in a space where liquids which give off flammable vapors are to be used or stored Such liquids include gasoline LP gas butane or propane paint or adhesives and their thinners solvents or removers Because of natural air movement in a room or other enclosed space flammable vapors can be carried some distance from where their liquids are being used or stored The open flame of the water heater s main burner can ignite these vapors causing an explosion or fire which may result in severe burns death or property damage The water heater must be located so it is not subject to physical damage for example by moving vehicles area flooding etc If the water heater is installed in a garage it should be installed so that the direct ignition system and main burner are no less than 18 inches 45 cm above the garage floor Raising the gas fired water heater will reduce BUT NOT eliminate the possibility of lighting the vapor of any flammable liquids which may be improperly stored or accidentally spilled The water heater should be installed as close as practical to the vent termination to minimize vent length and the number of elbows required for venting 1 2 5 cm min4 H Coa
14. the flow periodically Before You Call For Service Troubleshooting Tips Save time and money Review the charts on the following pages first and you may not need to call for service Problem Possible Cause What To Do Not enough or no hot water Water Shutoff valve is not fully opened Check shutoff valve and open fully Hot water faucet is not fully opened Open hot water faucet completely The main burner goes off when incoming water volume is inadequate Water piping is frozen Allow piping to thaw No electricity or water supply is cut off Check that proper power is being supplied and or water supply is adequate Unit is not ON Turn the unit ON by the button on the remote control The temperature may be set too low Increase the temperature setting Mixing Valve Malfunctions Check and replace if necessary if applicable Error code displayed on remote control See instructions for Error Code and if required contact a dealer for service Water inlet filter clogged Clean water inlet filter A Scale buildup in heat exchanger Check for error code If required contact a dealer for service Water not hot enough The temperature may be set too low Increase the temperature setting The gas valve is not fully opened Check and open the gas valve fully Gas supply pressure is low Call your gas company to verify the gas meter and gas piping size Bleed over in one of the hot water Call d
15. the manual gas shut off valve s and do not operate the water heater again until it has been checked by qualified personnel Notice The water heater may not operate with a small water flow In such case increase the water flow If water heater still does not operate and hot water faucet is completely open increase the temperature setting on the remote control Priority Indicator Temperature Adjustment Buttons ON OFF Indicator O Higher Hotter amp Lower Cooler ee 5 100 102 104 106 108 110 112 114 116 118 120 125 130 135 140 F N 9 38 39 40 41 42 43 44 46 47 48 49 52 54 57 60 C Temperatures 85 F 29 C and above 120 F 49 C can be achieved with the MAIN UMC 117 remote control See page 34 and 35 for maximum and minimum temperature adjustment 21 Care and cleaning of the water heater ADANGER Before manually operating the relief valve make certain no one will be exposed to the danger of the hot water released by the valve The water may be hot enough to create a scald hazard The water should be released into a suitable drain to prevent injury or property damage A DANGER Hotter water increases the potential for Hot Water Scalds DANGER Failure to perform the recommended Routine Preventative Maintenance can harm the proper operation of this water heater which can cause carbon monoxide dangers excessive hot water temperatures and other
16. 1 Open all hot water faucets Before proceeding to the next step make sure that COLD water is coming out of all hot water faucets Close the water shut off valve Using a suitable container to catch water remove the water filter from heater Attach a garden hose to the drain valve installed in the hot water outlet line and direct the Optional Maintenance Method Isolator valve kits may be purchased as optional items from manufacturer distributor or place of purchase They allow for one person full a Hot Water Service Valve stream of water to a suitable drain where it will cause no damage Leave water heater as 1S until next use To put the water heater back into operation after draining follow the steps below T Reinstall the drain plug and water filter Close the hot water outlet drain valve 2 Open the water shut off valve and close again after making sure that water comes out from hot water faucets This step is to remove air from the water lines Plug into an electrical outlet fully open the gas shut off valve and the water shut off valve NOTICE The water heater may not operate unless the above procedure is followed correctly diagnostic testing and ease of flushing the system The kit includes two full port isolation valves one for the cold side and one for the hot side Pressure Relief Valve a Ses i ial Cold Water Service Valve qa f Drain
17. 3kW and lt 50 000 Btuh 15kW 12 inches 30 cm for appliances gt 50 000 Btuh 15kW K Clearance to mechanical air supply 3 feet 91 cm above if within 10 feet inlet 6 feet 1 83 m 3 m horizontally L Clearance above paved sidewalk or paved driveway located on public 7 feet 2 13 m property M Clearance under veranda porch deck or balcony Not Allowed Not Allowed 1 In accordance with current CSA B149 1 Installation Codes In accordance with current ANSI Z223 1 NFPA 54 National Fuel Gas Code A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwellings and serves both dwellings For clearances not specified in ANSI 223 1 NFPA 54 or CSA B149 12 one of the following shall be indicated a A minmum clearance value determined by testing in accordance with section 2 20 or b A reference to the following footnote Clearance in accordance with local installtion codes and the require ments of the gas supplier l i Installing the water heater Indoor Water Heater Rising moisture will collect under eaves If soffit vent is too close block off and install new vent at another location Caulk 6 1 8 m Caulk Zone 1 ft sq 30 x 30 cm sheet metal plate on brick or masonry surface recommended WARNING Moistur
18. Avoid areas where the remote control may be subjected to oil and or steam from cooking Avoid areas where chemical agents such as thinner benzine and alkalines are used Avoid areas of direct sunlight The MAXIMUM distance between the water heater and the remote control installation location is limited to 195 feet 59 m of wire NOTICE Only one of each type of remote controls can connect to the water heater Therefore a maximum of three controls can connect to the water heater No other manufacturer s controls are suitable for use with this water heater DO NOT attempt to disassemble the remote control ania Remote Temperature Model Control Set Point Availability Base Plate a MAIN Nuasher Description Range Control o E Control screw NOTICE Ifa manifold system is installed the main remote control connected to the manifold controller MIC 180 has priority over the remote controls connected to the water heater USCI1 117 USC2 117 UMC 117 MIC 180 Manifold System BATH 1 Qualified Technician 85 F 29 C Adjustment MAIN Manifold System 100 F 120 F Optional Sold 38 C 49 C Separately 100 F 120 F 38 C 49 C Optional Sold Separately BATH 2 lified Technician 85 F 29 C Qua Adjustment 100 F 120 F 38 C 49 C 85 F 29 C 125 F 140 F 52 C 60 C Factory Default Qualified Technician Adjustment Optional Sol
19. MPORTANT 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 Notice Due to cold enviroments ice may potentially accumulate at the water connections In this case please insert the power cord of the water heater into an electrical outlet The ice should melt withing approximately 10 minutes and at this time the water connections can be made Mounting the Water Heater Make sure the location of the appliance allows for easy access and operation Wall studs should be utilized when mounting the water heater to the wall Alternately a suitable piece of wood may be placed inside or outside of the wall to span the distance between the wall studs Fasten the water heater mounting brackets to the wood In case of dry wall or concrete wall use drywall anchors or lag bolts The water heater requires 120VAC 60Hz Have a receptacle with ground terminal near the water heater The length of the power supply cord is 6 feet 1 8 m Install a wood screw for the upper bracket with a clearance of 1 8 32 cm between the wall and the screw head Hang the center of the upper bracket on the screw Using a wood screw and a washer affix the Thermal Expansion A thermal expansion tank will be requ
20. Use amp Care Manual With Installation Instructions for the Installer Direct Vent Gas Tankless Water Heater The purpose of this manual is twofold one to provide the installer with the basic directions and recommendations for the proper installation and adjustment of the water heater and two to the owner operator Paloma to explain the features operation safety precautions maintenance and PH 25RDVS N P troubleshooting of the water heater This manual also includes a parts list Rheem Ecosense RTG 66DV N P ECO 180DV N P It is very important that all persons who are expected to install operate or adjust this water heater read the instructions carefully so they may understand how to perform these operations If you don t understand these instructions or any terms within it seek professional advice Ruud RUTG 66DV N P Any questions regarding the operation maintenance service or warranty of this water heater should be directed to the seller from whom it was Richmond purchased If additional information is required refer to the section on RMTG 66DV N P If You Need Service Do not destroy this manual Please read carefully and keep in a safe place for future reference Recognize this symbol as an indication of Important Safety Information California Proposition 65 Warning This product contains A chemicals known to the State of California to cause cancer birth defects or other reproducti
21. _ Discharge line protected from freezing Co Axial Venting L Vent pipe material should be category III and meet UL1738 in US and ULC S636 in Canada L Connector s pitched 1 4 per foot of length minimum DOWNWARD or UPWARD to termination If UPWARD a condensate trap must be installed close to the heater See page 13 and 14 Connector s securely fastened together with high temperature silicone 500 F 260 C and air tight All co axial vent runs are properly supported Vent terminal is properly installed Sufficient combustion air is available Oooo Maximum and minimum vent lengths are observed Electrical Wiring I Voltage matches rating plate _ Water heater is properly grounded Q Supply cord and or wiring meets all local codes Lighting the water heater Before operating this water heater be sure to read 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 property damage personal injury or death Should you have any problems reading or following the instructions in this manual STOP and get help from a qualified person FOR YOUR SAFETY READ BEFORE OPERATING WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life A This applianc
22. acramento CA 95814 or you may call 916 445 8100 or ask a water heater dealer However applicable local codes shall govern installation For residential water heaters of a capacity greater than 52 gallons or tankless style consult the local building jurisdiction code for acceptable bracing procedures SAFETY PRECAUTIONS Have the installer show you the location of the gas shut off valve and how to shut it off if necessary Turn 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 before installing Do not attempt to repair or replace any or operating the water heater part of your water heater unless it is specifically recommended in this manual All other servicing should be referred to a qualified technician Use this appliance only for its intended purpose as described in this Use and Care Manual Be sure your appliance is properly installed in accordance with local codes and the provided installation instructions Vig TUK READ AND FOLLOW THIS SAFETY INFORMATION CAREFULLY EN SAVE THESE INSTRUCTIONS Installing the water heater This water heater must be installed in accordance with these instructions local codes utility company requirements and or in the absence of local codes use the latest edition of the American National Standard National Fuel Gas Code A copy can be purchased f
23. alve a gt 2 Pressure Rir Valve E Drain Water Outlet For increased energy efficiency use pipe insulation Please install the insulation D L according to the diagram above making sure a Cold Water Kc Valve Pipe Insulation Water Inlet to insulate all the way to the top Do not cover any drain or pressure relief valve s During Installation of this water heater Do s LJ Do follow all installation instructions covered in this manual Q Do check inlet gas pressure to ensure that it is within the range specified on the rating plate Q Do provide adequate air for combustion and ventilation as discussed in the Use amp Care Manual and the National Fuel Gas Code CSA B149 in Canada Q Do maintain proper clearances to combustibles and non combustibles as specified on the nameplate Q Do ensure that the venting system complies with the guidelines found in the Use amp Care Manual and National Fuel Gas Code CSA B149 in Canada Q Do contact local gas company to ensure gas meter and gas piping are adequately sized Q Do use teflon tape on water line connections and fittings Don ts LJ Don t block or restrict Air Intake Openings LJ Don t remove the front cover unless absolutely necessary This should only be done after being examined by a qualified service technician Q Don t install this product where standing water may occur Q Don t use pipe do
24. arance above grade veranda 12 inches 30 cm above anticipated 12 inches 30 cm above anticipated porch deck or balcony snow level snow level B Clearance to window or door that 6 inches 15 cm for appli lt i ppliances lt may be opened 6 inches 15 cm for appliances lt 10 000 10 000 Btuh 3 kW 9 inches 23 cm Beuk 3 KW 12 aches OO emy Tor J forapplian es gt 10 000 Bah Glew appliances 10 HOU Brili EW ane and lt 50 000 Bih 15KW 12 mches 100 000 Btuh 30kW 36 inches 91 cm forappliances 100 000 Buh G0kW C9 mtor B E C Clearance to permanently closed M window D Vertical Clearance to ventilated soffit located above the terminal within a horizontal distance of 2 feet 61 cm from the center line of the terminal _ H Clearance to each side of center line extended meter regulator assembly above 3 feet 91 cm within a height 15 feet 4 57 m above the meter regulator assembly I Clearance to service regulator coaxial vent outlet 3 feet 91 cm J Clearance to nonmechanical air 6 inches 15 cm for appliances lt supply inlet to the combustion 10 000 Btuh 3 kW 12 inches 30 cm air inlet to any building or other for appliances gt 10 000 Btuh 3kW appliance and lt 100 000 Btuh 30kW 36 inches 91 cm for appliances gt 100 000 Btuh 30kW 6 inches 15 cm for appliances lt 10 000 Btuh 3 kW 9 inches 23 cm for appliances gt 10 000 Btuh
25. are available for reducing point of use water temperature by mixing hot and cold water in branch water lines Contact a licensed plumber or the local plumbing authority for further information See page 4 for more details The chart below may be used as a guide in determining the proper water temperature for your home Time Temperature Relationship in Scalds Water Temperature Time To Produce a Serious Burn More than 5 minutes I 2 to 2 minutes About 30 seconds About 10 seconds Less than 5 seconds Less than 3 seconds About 1 2 seconds About 1 second Water Temperature Setting Maximum water temperature occurs while the burner is on To determine the water temperature turn on a hot water faucet and place a thermometer in the water stream Water temperature at the faucet may vary depending on season and length of pipe from the water heater The factory setting of the remote control temperature range is between 100 F 38 C and 120 F 49 C The remote control is factory preset to 100 F 38 C To turn the remote control ON or OFF press the POWER button To adjust the temperature to a required setting press the UP arrow temperature button Pressing the UP or DOWN temperature adjustment buttons will change the temperature set point The temperature set point on the remote control cannot be increased above 112 F 44 C when a hot water faucet is in the open position Notice The factory setting allows
26. aximum Temperature Adjustment by the Main Remote Control UMC 117 Required adjustment for up to 140 F 60 C water temperature settings A WARNING Refer to scald potential warnings on page 4 before making adjustment Changing this setting is done at your own risk DO NOT execute the following adjustment if the setting of up to 140 F 60 C is not required Follow the instructions below if it is determined that a setting of up to 140 F 60 C is required Turn on the remote control Turn off the gas and water shutoff valves Press the UP arrow temperature adjustment button on the remote control for several times and set the temperature at 120 F 49 C Press and hold the UP button on remote control for more than 5 seconds Number 120 on the display of the remote control will begin to blink While the number is blinking push the UP arrow temperature adjustment button and the Down arrow temperature adjustment button at the same time The display of the remote control will show 140 Push the UP or Down button to set desired temperature Turn on the gas and water shut off valves Check and ensure safe operation and performance of the water heater In Use Indicator Lit during operation Notice Display shows F only LED Display Displays water temperature and error codes A DANGER Hotter water increases the potential for Hot Water SCALDS Time Temperature Relationship in Scalds Wat
27. cket Adjustment Screws Adjustment Screws Bracket BOTTOM The image above may differ in appearance from your water heater condition and eliminating the repeated operation of the relief valve Other methods of controlling thermal expansion are also available Contact your installing contractor water supplier or plumbing inspector for additional information regarding this subject Required Water Pressure Min Operating Water Pressure 14 psi 97 kPa Pipe Pressure Loss Faucet and Shower Pressure Loss Safety Margin more than 5 psi 34 kPa To supply hot water to upper floors additional water pressure 0 44 psi ft 10 kPa m must be ensured The measurement should be calculated by the distance between the water inlet of the water heater ground level to the hot water faucet upper floor level Well water systems should be set to ensure a minimum system pressure of 40 psi 276 kPa The pressure should remain stable during the operation of the water heater When the water is supplied from a water supply tank the height of the tank and the diameter of the pipes and their relation to water pressure should be taken into consideration Gravity water pressure is not recommended 15 Installing the water heater CAUTION This water heater must only be used with the following water supply system conditions With clean potable water free of corrosive chemicals sand dirt or other contaminates Wit
28. d Separately 19 Installing the Main Remote Control A WARNING 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 NFPA 70 or in Canada Canadian Electrical Code CSA C22 1 Part 1 Remote Control Installation NOTICE Extension cable can be any Type T 18 AWG wire similar to a thermostat wire and need not be polarity sensitive Connecting the MAIN UMC 117 remote control to the water heater Drill a 1 2 5 cm to 1 1 2 3 8 cm hole at the proposed control location Install the extension cable between the location of the remote control and the water heater Do Not apply sealant to the remote control cable Remove the base plate from the control It is not recommended to have wiring exposed Feed the remote control extension cable through the central hole in the base plate Fix the base plate to the wall using suitable screws and wall anchors Ensure the projections on the base plate are pointing upward Connect the remote control cables to the extension cable from the water heater Place the remote control over the base plate Ensure the projections in the base plate fit into the housings in the remote control Remote Control Connection Cover Gas Valve Fix the control to the base plate at the bottom of the remote control using the screw provided Proceed to C
29. d ease of flushing the system The kit includes two full port isolation valves one for the cold side and one for the hot side Refer to page 22 Install a shutoff valve near the inlet of the water heater for service and draining purposes It is not recommended to use pipes with smaller diameters than the water supply connection of the water heater Before connecting the water supply pipe to the water heater open the shutoff valve and clean out sand debris air caulking material etc inside the pipe Connect to the water inlet then check water flow Close the shutoff valve and clean the water filter Be sure to connect the water inlet and the hot water outlet as shown on the water heater If reversed the water heater will not function Installation of unions or flexible copper connections are recommended on the HOT and COLD water lines so that the water heater may disconnect easily for servicing if necessary Install a Check Valve between the water heater and the water shutoff valve see the top left diagram The following should be addressed in regards to the HOT WATER OUTLET Connections between the water heater and point s of use should be as short and direct as possible Local codes shall govern the exact type of pipe material to be used for water connections To conserve energy and minimize heat loss insulation of hot water piping is recommended see Hot and Cold Pipe Insulation Installation on page
30. e causing death or The main burner flame 1 which can come on severe burns at any time and Do not use or store flammable 2 will ignite flammable products such as gasoline vapors solvents or adhesives in the Vapors same room or area near the 1 cannot be seen water heater Keep flammable products 1 far away from heater 2 in approved containers 2 are heavier than air 3 go along way on the floor and 4 can be carried from other rooms to the 3 tightly closed and main burner flame by 4 out of children s reach air currents Installation Do not install water heater 18 above the floor This will where flammable products will reduce but not eliminate the be stored or used unless the risk of vapors being ignited main burner flame is at least by the main burner flame Read and follow water heater warnings and instructions If owners manual is missing contact the retailer or manufacturer IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING A DANGER WATER TEMPERATURE SETTING Safety and energy conservation are factors to be considered when selecting the water temperature setting of a water heater s remote control Water temperatures above 125 F 52 C can cause severe burns or death from scalding Be sure to read and follow the warnings outlined on the label pictured below A DANGER a Dj p HOT ui f e M vege BURN Water temperature over 125 F can cause
31. e does not have a pilot It is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand B BEFORE OPERATING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building lmmediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Do not return to your home until authorized by the gas supplier or fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water 31 16962 0 OPERATING INSTRUCTIONS 1 STOP Read the safety information above on this label a 2 Turn off all electric power to the appliance GAS SHUTOFF K 3 Do not attempt to light the burner by hand ee 4 Turn the Gas Shutoff Valve located on the outside of the unit clockwise to t
32. e in the flue gas will condense as it leaves the vent terminal In cold weather this condensate can freeze on the exterior wall under the eaves and on surrounding objects Some discoloration to the exterior of the building is to be expected However improper location or installation can result in severe damage to the structure or exterior finish of the building WARNING For multiple unit installation a minimum distance between vent terminations must be maintained to prevent recirculation of vent gases Maintain a center to center distance between vent terminations of 19 inches 48 cm for two unit installation Maintain a center to center distance between vent terminations of 21 inches 53 cm for three or more unit installation 12 Additional Considerations 10 11 Do NOT install vent terminal under any patio or deck To help prevent moisture from freezing on walls and under eaves do not locate vent terminal on the side of a building with prevailing winter winds To help prevent water lines from freezing do not locate vent terminal on the side of a building with prevailing winter winds Do NOT terminate vent directly on brick or masonary surfaces A rust resistant sheet metal backing plate 1x1 foot 30x30 cm is recommended behind vent See figure on left Do Not locate vent terminal too close to shrubbery as flue gases may damage them Caulk all cracks seams and joints within six 6 feet 1 8 m of vent terminal
33. e sea level where the water heater is installed If the altitude is more than 3 280 feet 1 000m the adjustment of DIP switch is required Turn off the gas shut off valve and water shutoff valve Remove the front cover Find the two DIP switches located at the top right hand side of the PCB The switch labeled DIP 2 is the bottom switch Change the DIP switch 3 setting of DIP 2 to ON position if the water heater is installed above 3 280 feet 1 000m below 6 560 feet 2 000m See the diagram below DO NOT alter any other DIP Switch Change the DIP switch 4 setting of DIP 2 to ON position if the water heater is installed above 6 560 feet 2 000m below 9 840 feet 3 000m See the diagram below DO NOT alter any other DIP Switch NOTICE Manifold pressure will be reduced by this adjustement Attach the unit s front cover Turn on the gas shutoff valve and water shutoff valve Check and ensure safe operation and performance of the water heater GREE EEEE Di itch just t ip switch adjustmen Dip switch adjustment 6 560 feet 2 000m As set from factory 3 280 feet 1 000m thru 9 840 feet 3 000m thru 6 560 feet 2 000m aD IF YOU NEED SERVICE
34. ealer for service fixtures Water too hot Temperature is set too high Decrease the temperature setting Water shutoff valve is not fully opened Check shutoff valve and open fully Small amount of water has been heated Allow more water to flow Fan continues to rotate after hot water This function is to supply hot water Normal operation There is no need faucet is closed when the hot water faucet is reopened to call for service CAUTION Make certain power to water heater is OFF before removing protective cover FOR ANY REASON CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation VERIFY PROPER OPERATION AFTER SERVICING CAUTION For your safety DO NOT attempt repair of electrical wiring gas piping remote control burners vent connectors or other safety devices Refer repairs to qualified service personnel 31 Error Code Guide When an error code is displayed If the error code is still shown Close the hot water faucet turn off the switch on the remote Turn off the hot water faucet and turn off the switch on the control remote control Wait for about 5 minutes before turning the switch on Take note of the error code displayed and call the customer again service assistance number in the If You Need Service Open the hot water faucet section of the manual on the back cover If the error code remains in the display Not
35. ection joint sections with a solution of soapy water to assure air tightness while the unit is operating Burner Sight e Burner Inspection Visually inspect the main burners annually Through the front sight glass inspect the burner flame Blue flames should be seen when the main burner is firing See the figure on the left for location of sight glass If any unusual burner operation is noted the water heater should be shut off until qualified service assistance can be obtained Use only mild soapy water other cleaners may damage the surface of the water heater DO NOT remove any label including the rating plate while cleaning or servicing DO NOT splash water on the remote controls when cleaning Bubbles around a joint connection indicates a seal leak Refer to page 9 for vent sealing instructions DO NOT operate the unit if vent system shows signs of leaking exhaust Check to make sure that the air intake and vent outlet on the termination has not been blocked or contain debris A CAUTION For your safety burner inspection and cleaning should be performed only by qualified service personnel For cleaning a vacuum cleaner can be used on the burner Vacation and Extended Shut Down NOTICE Refer to the If the water heater is to remain idle for an Freeze Protection Section extended period of time the power and water on page 30 to the appliance should be turned off The water heater and piping shou
36. ent and or in the absence of local codes use the latest edition of the National Fuel Gas Code In Canada the latest edition of CSA B149 1 Natural Gas and Propane installation code leaks at all connections and fittings Bubbles indicate a gas leak that must be corrected The factory connections should also be leak tested after the water heater is placed in operation Pressure Testing the Gas Supply System The water heater and its manual gas shut off valve must be disconnected from the gas supply piping system during any pressure testing of the system at pressures in excess of 1 2 psi 14 w c 3 5 kPa High Altitude This water heater is certified for installations up to 3 280 feet 1000 m above sea level The input rating of this water heater is based on sea level operation At higher elevations the actual input rate may be lower than the value listed on the rating label NOTICE For installations above 3 280 feet 1 000 m elevation contact a quaili fied service technician to make the proper altitude adjustment See page 35 for ad ditional information The water heater must be isolated from the gas piping system by closing the manual gas shut off valve during any pressure testing of the gas supply piping at pressures equal to or less than 1 2 psi 14 w c 3 5 kPa Do not install this water heater at eleva tions above 3 280 feet 1 000 m without the proper adjustement Please contact your installer l
37. equipment It shall be the responsibility of the property owner to secure the services of qualified licensed professionals for the installation of hard wired carbon monoxide detectors a In the event that the side wall horizontally vented gas fueled equipment is installed in a crawl space or an attic the hard wired carbon monoxide detector with alarm and battery back up may be installed on the next adjacent floor level b In the event that the requirements of this subdivision can not be met at the time of completion of installation the owner shall have a period of thirty 30 days to comply with the above requirements provided however that during said thirty 30 day period a battery operated carbon monoxide detector with an alarm shall be installed 2 APPROVED CARBON MONOXIDE DETECTORS Each carbon monoxide detector as required in accordance with the above provisions shall comply with NFPA 720 and be ANSI UL 2034 listed and IAS certified 3 SIGNAGE A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum height of eight 8 feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment The sign shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS 4 INSPECTION The state or local gas inspector of the side wall horizontally vented ga
38. er Temperature Time To Produce a Serious Burn 140 F 60 C Less than 5 seconds 145 F 63 C Less than 3 seconds 150 F 66 C About 1 1 2 seconds 155 F 68 C About second See steps below to LIMIT maximum water temperature setting to 120 F 49 C Turn on the remote control Turn off the gas and water shutoff valves Press the Down arrow temperature adjustment button on the remote control for several times and set the minimum setting temperature 100 F 38 F or 85 F 29 F Press and hold the Down button on the remote control for more than 5 seconds Number on the display of the remote control will begin to blink While the number is blinking push the Down arrow temperature adjustment button and the UP arrow temperature adjustment button at the same time Number of the display of the remote control will stop blinking Push the UP or Down button to set desired temperature Turn on the gas and water shut off valves Check and ensure safe operation and performance of the water heater Priority Indicator Temperature Adjustment Buttons ON OFF Indicator O Higher Hotter Lower Cooler co 5 100 102 104 106 108 110 112 114 116 118 120 125 130 135 140 F N 34 9 38 39 40 41 42 43 44 46 47 48 49 52 54 57 60 C The content on this page is intended for use Dy qualified installation service personnel ONLY A WARNING Improper adjustment altera tion serv
39. ere is a hot water scald potential if the temperature is set too high Households with small children disabled or elderly persons may require a 120 F 49 C or lower temperature setting to prevent contact with HOT water 26 gas burning appliances in the vicinity should be shut off including their pilot lights to avoid vapors lighting NOTICE Flammable vapors can be drawn by air currents from surrounding areas to the water heater F if there is any difficulty in understanding or following the Operating Instructions or the Care and Cleaning section it is recommended that a qualified person or serviceman perform the work Water Temperature Setting The temperature of the water in the water heater can be regulated by setting the temperature on the front of the remote control Safety factors should be considered when selecting the water temperature setting of the water heater s remote control The remote control was set at 100 F 38 C before the water heater was shipped from the factory This is the recommended starting point Water temperatures above 125 F 52 C can cause severe burns or death from scalding 120 F 49 C 125 F 52 C 130 F 54 C 135 F 57 C 140 F 60 C 145 F 63 C 150 F 66 C 155 F 68 C Table courtesy of Shriners Burn Institute Be sure to read and follow the warnings outlined in this manual and on the label located on the water heater Mixing valves
40. ess Steel Venting Material e g AL29 4C The specified vent termination must be used Refer to pages 13 and 14 for an example of the concentric vent Use the screws provided to connect the coaxial vent pipe with the anti disconnection joint Follow coaxial vent manufacturer s installation instructions and their recommended clearances to combustibles The unit can be vented either horizontally or vertically Coaxial vent pipe runs must be adequately supported along both horizontal and vertical runs The maximum recommended unsupported span should be no more than five 5 feet 1 5 m Support isolation hanging bands should be used DO NOT use wire See diagram below Venting Lengths MAXIMUM VENT LENGTH The system will not operate if there 1s excessive restriction pressure drop in the venting system A maximum 26 8 0 m of vent pipe may be used provided there is only one 90 elbow in the system If additional elbows are required two elbows can be used with 24 6 7 5 m three elbows can be used with 23 7 0 m or four elbows can be used with 21 6 6 5 m of vent pipe A 90 elbow is equivalent to 1 6 5 m of straight pipe A 45 elbow is equivalent to 9 25 m of straight pipe The vent termination does not count as straight pipe when determining total vent lengths The 94 elbow is equivalent to a 90 elbow The vent should be installed with a slight downward slope of 7 8 per f
41. f the pipes are allowed to freeze the water heater and the pipes may malfunction or leak due to freezing water Insulation Blankets Insulation blankets available to the general public for external use on gas water heaters are not necessary The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters This water heater does not store water making an insulation blanket unnecessary The manufacturer s warranty does not cover any damage or defect caused by installation attachment or use of any type of energy saving or other unapproved devices other than those authorized by the manufacturer into onto or in conjunction with the water heater The use of unauthorized energy saving devices may shorten the life of the water heater and may endanger life and property The manufacturer disclaims any responsibility for such loss or injury resulting from the use of such unauthorized devices CAUTION If local codes require the application of an external insulation blanket to this water heater pay careful attention to the following so as not to restrict the proper function and operation of the water heater Do not cover the air inlet flue outlet or operating and warning labels attached to the water heater or attempt to relocate them on the exterior of insulation blanket Hot and Cold Pipe Insulation Installation _ Drain Valve Hot Water Service V
42. further information DO NOT operate the water heater if you feel something is wrong with the unit DO NOT allow children to operate or otherwise handle the unit Notice After inspection maintenance and or cleaning ensure proper operation by turning on a hot water faucet HOW TO CLEAN THE WATER FILTER Make sure the unit is OFF and the electrical power supply has been disconnected Turn the water supply OFF to the heater Drain heater See Draining The Water Heater section on page 30 Unscrew the water filter and slide the filter out DO NOT tap the filter as it may deform and or damage the filter To remove severe sediment and dirt use a soft brush and wash with running water Return the filter to the water heater and screw in the filter Turn the electrical power supply and cold water supply ON to the water heater Housekeeping continued CLEANING THE WATER HEATER AND REMOTE CONTROL S Make sure the unit is OFF and the electrical power supply has been disconnected DO NOT scrub the appliance with a brush A DANGER DO NOT attempt to operate the water heater without the air intake filter Venting System Inspection The venting system of a direct vent water heater should be inspected annually to ensure all of the vent sections are secure and air tight It is recommended that qualified service personnel familiar with Category III venting inspect the venting system Check vent conn
43. h inlet water temperatures above 32 F 0 C but not exceeding 120 F 49 C Free of lime and scale deposits DO NOT reverse the hot and cold water connections The water heater will not operate Water Filter Clean the Water Filter Water Inlet Check Valve Notice Use only teflon tape on cold and hot water connections and lines This appliance is not intended for space heating application Do not connect this heater to waterlines previously used for space heating or non potable water distribution All water piping and components Shall be suitable for potable water 16 Water Supply Connections continued Notice If the water flow resistance of a shower head is too high the burner in the water heater will fail to ignite Keep the shower head clean from debris that could cause additional pressure drop Notice If using mixing valves on the outlet choose one that prevents cold water pressure from overcoming hot water line pressure Notice If multiple water heaters are installed in a manifold system the water piping must be in Parallel A water pressure of 40 psi 276 kPa is recommended for each water heater for proper operation of the water heaters Alternate Water Piping Arrangement with Optional Valve Kit Valve kits may be purchased and installed as optional items Contact your distributor or place of purchase for details They allow for one person full diagnostic testing an
44. he OFF position 5 Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow B in the safety information above on this label If you don t smell gas go to the next step 6 Turn the Gas Shutoff Valve located on the outside of the unit counterclockwise to the ON position 7 Turn on all electric power to the appliance 8 If the appliance will not operate follow the instructions To Turn Off Gas To Appliance and call your service technician or gas supplier TO TURN OFF GAS TO APPLIANCE 1 Turn off all electric power to the appliance if service is to be performed 2 Turn the Gas Shutoff Valve located on the outside of the unit clockwise to the OFF position NE OPEN CLOSE 25 Operating the water heater Safety Precautions A Do turn off manual gas shut off valve if water heater has E Do Not store or use gasoline or other flammable vapors been subjected to overheating fire flood physical damage or if the gas supply fails to shut off Do Not turn on water heater unless water and gas and liquids such as adhesives or paint thinner in vicinity of this or any other appliance If such flammables must be used open doors and windows for ventilation and all supplies are fully opened Do Not turn on water heater if cold water supply shut off valve is closed D Do Not allow combustible materials such as newspaper rags or mops to accumulate near water heater A DANGER Th
45. he water pipe system or water hammer arresting devices can be used to minimize the problem Housekeeping Before performing Housekeeping tasks to this water heater turn the unit off and disconnect the power supply Vacuum around the water heater for dust dirt and lint on a regular basis Clean the water heater and remote control by using a damp soft cloth with a few drops of mild detergent and gently wiping the surfaces of the unit Wipe any remaining moisture with a dry soft cloth To ensure sufficient ventilation and combustion air supply proper clearances must be maintained DO NOT block or obstruct the air intake opening of the water heater A minimum of 12 30 cm is required between this combustion air inlet opening and any obstruction The water filters should be cleaned on a monthly basis Inspect the area around the water heater to ensure a safe operating environment Keep appliance area clear and free from combustible materials gasoline and other flammable vapors and liquids Ensure the unit has not been damaged If damage or denting is present contact a service personnel to verify proper operation Check for any abnormal sounds during normal operation of the water heater All piping should be checked for gas and or water leaks Refer to page 18 of this manual for instructions on leak testing The cold water supply filters should be cleaned monthly Refer to the Housekeeping section for
46. heater The National Fuel Gas Code NFGC ANSI Z223 1 and CAN B149 code mandates a manual gas shut off valve See NFGC amp B149 for complete instructions If flexible connectors are used the maximum length shall not exceed 36 91 cm If lever type gas shut offs are used they shall be T Handle type Compound used on the threaded joints of the gas piping must be of the type resistant to the action of LP gas Use compound sparingly on male threads only Leak Testing The water heater and its gas connections must be leak tested at normal operating pressures before it is placed in operation 1 Turn on the gas shut off valve s to the water heater 2 Usea soapy water solution to test for A sediment trap should be installed at the bottom of the gas line Do not use excessive force over 31 5 ft lbs 42 7 Nm in tightening the pipe particularly if teflon pipe compound is used as the unit may be damaged The inlet gas pressure to the water heater must not exceed 10 5 w c 2 6 kPa for natural or 14 w c 3 5 kPa for LP gas For purposes of input adjustment the minimum inlet gas pressure with main burner on is shown on the water heater rating plate If high or low gas pressures are present contact your gas supplier for correction NOTICE To ensure proper operation of the heater the gas pipe and gas meter must be sized correctly Gas piping shall be in accordance with local utility company requirem
47. heaters Slide adapter end A down over heater collar B as far as it will go Use the screws provided with the vent adapter to attach the adaptor to the heater collar NOTICE Follow the appliance coaxial vent adapter manufacturer s instructions When a water heater is vented vertically an UPWARD slope must always be used A condensate trap must be installed in the horizontal section of the vent and as close as practical to the water heater in order to prevent condensate from draining back into the water heater See the diagram on page 14 showing UPWARD slope for vertically vented water heaters Always attach a drain hose to the drain fitting and plumb the hose to a sanitary sewer drain A high temperature silicone tubing suitable for use with acidic condensate and appropriate for the temperature range should be used The drain tube is fashioned into a pigtail trap and must be filled with water to prevent flue gases from emitting into the building prior to operating the appliance V A A E7 LLL LLL EK T LLL NXN Z BZ Zi z 7 N lt h gt VENT TERMINAL xX AIR SUPPLY INLET AREA WHERE TERMINAL IS NOT PERMITTED Horizontal Vent Terminal Location The following information should be used for determining the proper location of the vent terminal for direct vent tankless water heaters yy Canadian Installations US Installations 2 A Cle
48. ical Connection 21 Typical Installation 22 Pipe Insulation 23 Installation Checklist 24 Operating Instructions Lighting Instructions 25 Water Temperature 26 27 Care and Cleaning Maintenance nerne renr 28 Housekeeping oe Vent Inspection 29 Burner Inspection 29 Extended Shut Down 29 Drainin e ener 30 Freeze Protection m 30 Troubleshooting Tips Before You Call For sevice eee Ble Customer Service Pants Disthe ere 33 If You Need Service 36 Qualified Installers Only Maximum Temperature Adjustment saras pene 34 Minumum Temperature Adj stment socca gee 3D High Altitude Adjustment 35 FOR YOUR RECORDS Write the model and serial numbers here You can find them on a label on the appliance Staple sales slip or cancelled check here Proof of the original purchase date is needed to obtain service under the warranty READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your water heater properly A little preventive care on your part can save you time and money over the life of your water heater You ll find many answers to common problems in the Troubleshooting Guide If you review the chart of Troubleshooting Tips first you may not need to call for service READ THE SAFETY INFORMATION Your safety and the safety of others are very important There are many i
49. ice If an error code other than those listed below is displayed immediately turn off the hot water faucet take note Close the hot water faucet and turn off the switch on the a e jas ea ps anieel of the error code turn off the switch on the remote control and call the customer assistance number Take the proper action shown below and attempt operation of the appliance again Possible Cause What To Do 11 The Gas Shutoff Valve is not opened Open the Gas Shutoff Valve completely completely Gas Service has been interrupted Contact Gas Utility Company LP Gas is running low LP models only Fill up LP Gas container or replace with a new cylinder of LP Gas 05 Air intake or vent termination may be Remove any obstructions on the air Every 60 seconds you hear blocked an alarm or when the faucet is The vent pipes on the concentric vent intake or vent termination VELL Contact a dealer for service closed the alarm stops termination may not be connected properly If the error code is still displayed after taking Contact a dealer for service the above steps Water heater has build up of lime deposits Contact a dealer for service CAUTION Make certain power to water heater is OFF before removing protective cover FOR ANY REASON CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation VERIFY PROPER OPERATION AFTER SERVICING
50. ice or maintenance can cause prop erty damage personal injury or death Minimum Temperature Adjustment by the Main Remote Control UMC 117 USC1 117 and USC2 117 Required adjustment for 85 F 29 C water temperature setting Follow the instruction below 1f it is determined that a setting of 85 F 29 C is required Turn on the remote control Turn off the gas and water shutoff valves Press the Down arrow temperature adjustment but ton on the remote control for several times and set the temperature at 100 F 38 C Press the Down button on remote control 3 times within 5 seconds The display of the remote con trol will show 85 Turn on the gas and water shut off valves Check and ensure safe operation and performance of the water heater NOTICE The maximum flow rate at 85 F 29 C is 1 3 gpm 5 0 l m PCB Location of DIP Switches on PC Board High Altitude DIP Switch Adjustment For High Altitude Installation above 3 280 Feet 1 000m When the water heater is installed above 3 280 feet 1 000m the adjustment of DIP switch is required for high altitude installation Without adjusting the DIP switch the water heater may not function properly NOTICE If the water heater is installed less than 3 280 feet 1 000m no action is required How to adjust the DIP switch on the PCB for high altitude installation Check the altitude abov
51. ired if the water heater is installed in a closed loop system to prevent damage to heater related piping and relief valve Replacing the relief valve will not correct the problem The expansion tank is designed with an air cushion built in that compresses as the system pressure increases thereby relieving the over pressure Water Supply Connections Plumbing should be carried out by a qualified plumber in accordance with local codes Use approved plumbing materials only The diameter of the pipe lines should be a minimum of 3 4 To conserve energy and to prevent freezing insulate both cold and hot water supply lines DO NOT cover the drain or pressure relief valve To ensure proper operation of the water heater the following water pressure guidelines should be followed Operation of the water heater requires the minimum water pressure of 14 psi 97 kPa and a minimum water flow rate of 0 66 gpm 2 5 lpm A water pressure of 40 psi 276 kPa is required to achieve maximum flow rate To maintain proper performance ensure sufficient water supply pressure The lower bracket to the wall Left and Right Repeat to affix the top bracket The brackets can be adjusted to change the distance between the back of the appliance and the wall within the range of 3 8 95 cm to 1 1 2 3 8 cm Loosen the adjustment screws of both the top and the bottom brackets to adjust the distance See diagram below TOP Bra
52. ld be drained if they might be subjected to freezing temperatures Condensate Trap Inspection On a regular basis inspect the condensate trap to ensure there is enough water in the trap and the condensate is draining properly A CAUTION Do not operate without the condensate trap connected to the vent and routed to the proper drain After a long shut down period the water heater s operation and controls should be checked by qualified service personnel Ensure that condensate is disposed of per local codes and regulations 29 Care and cleaning of the water heater x To Hot Water Faucet s Drain Hose To Suitable Drain Draining the water heater A WARNING Failure to follow these instructions while draining the water heater can cause serious damage to the water heater as well as personal injury including scalding CAUTION Even when drained properly a small amount of water will remain in the water heater In cold weather conditions this water can freeze If this happens allow the defrost protection on the heater at least 30 minutes to melt the frozen water or the water heater may not work properly Draining the Water Heater Below are instructions for draining water out of the water heater Turn off the switch on the remote control Close the gas shut off valve s Unplug the power supply cord or disconnect breaker at least 10 seconds after step
53. le for horizontal venting MINIMUM VENT LENGTH The venting may be as short as 12 30 cm provided one vent termination is installed to the outdoors through a sidewall one 94 elbow is included in the installation and the wall plates are installed Notice Make sure that the seam of the inner vent pipe in horizontal runs is toward the top of the installation see diagram to the far left Vent Seam Installing the water heater 10 7 8 per foot downward slope Venting Through Closed Spaces If the coaxial vent piping passes through a closed space a minimum clearance of 1 2 5 cm when installed horizontally or 6 15 cm when Wall Plates J 94 Elbow Inspection ACAUTION Ensure that the appliance vent adapter is securely attached to the water heater collar Exhaust Flow Appliance a Vent Adapter Water Heater A CAUTION Condensate is known to be acidic refer to local state provincial or federal codes for proper handling and discharge methods ACAUTION Condensate must drain away from the water heater and should not be allowed to drain back into any part of the vent system A WARNING Failure to provide a vent condensate drain close to the appliance could allow acidic flue gas condensate to enter into appliance flueways causing premature failure of the appliance Ceilin Boar Access Panel 1
54. mbustible materials and building insulation 2 For installations in Canada 18 45 7 cm 3 For installations in Canada 6 1 8 m vertical or horizontal runs as previously mentioned If required use silicone sealant at the point the vent connector joins the water heater Install adequate flashing where the vent pipe passes through the roof Determine the vent terminal height and install the vent pipe accordingly Refer to the diagram above for proper vent terminal height The vent roof system must terminate at least 1 foot 30 cm above the roof line and at least 2 feet 61 cm higher than any portion of the building within 10 feet 3 m Install supports every 5 feet 1 5 m vertically along the vent pipe route Vertical supports are required after every transition to vertical and are required after every offset elbow When the vent is free standing and penetrates a roof ceiling another means of support must be used at a second location Follow the vent manufacturer s recommended installation instructions provided with the vent purchased from the manufacturer Detail of condensate trap ACAUTION Reinforcement of the wall is required in case the wall is not strong enough to hold the appliance 1 8 32 cm Clearance Upper Bracket fee lt _Wood _ Screw Washer Wood Screw E A Washer IA Wood a Screw f f T Bracket The image above may differ in appearance from your water heater I
55. mportant safety messages in this manual and on your appliance Always read and obey all safety messages A All safety messages will follow the safety alert symbol and either the word DANGER WARNING CAUTION or NOTICE These words mean A DANGER An imminently hazardous situation that will result in death or serious injury A WARNING A potentially hazardous situation that could result in death or serious injury and or damage to property A CAUTION A potentially hazardous situation that may result in minor or moderate injury This is the safety alert symbol Recognize this symbol as an indication of Important Safety Information This symbol alerts you to potential hazards that can kill or hurt you and others Notice Attention is called to observe a specified procedure or maintain a specific condition IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING Be 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 money Pay particular attention to the Safety Instructions Failure to follow these warnings could result in serious bodily injury or death Should you have problems understanding the instructions in this manual or have any questions STOP and get help from a qualified service technician or the local gas utility INSTALL AND PROPERLY VENT THE WATER HEATER ADANGER
56. n unless otherwise specified by vent manufacturer or installed in an enclosed space If the clearances stated on the Instruction Warning Label located on the front panel of the heater differ install the water heater according to the clearances stated on the label Installing the water heater NOTICE The water heater Corrosive Atmospheres should not be installed near an air supply containing The air in beauty shops dry cleaning Propellants from common spray cans halogenated hydrocarbons establishments photo processing labs or gas leaks from A C and refrigeration and storage areas for liquid and powdered equipment are highly corrosive after bleaches or swimming pool chemicals passing through a flame often contains such halogenated The water heater warranty is voided when failure of the heater is due to operation in An air supply containing halogenated a corrosive atmosphere hydrocarbons may be safe to breathe but when it passes through a gas flame corrosive elements are released that will shorten the life of any gas burning appliance hydrocarbons Inspect Shipment Inspect the water heater for possible damage Check the markings on the rating plate of the water heater to be certain the type of gas supplied corresponds to the water heater requirements Verify all included parts are present see below Wood Screw x 5pcs Warranty Drain Tubi
57. ng Remote Control Washer x 4 pes Manual Appliance Assembly Kit Use amp Care Manual Gas Shut off Valve The water heater must be installed with a 3 5 diameter UL approved Category III Coaxial Stainless Steel appliance coaxial vent pipe and an appropriate adapter ADANGER Failure to install the appliance vent adapter and properly vent the water heater to the outdoors as outlined in the Venting section of this manual will result in unsafe operation of the water heater causing death Serious injury explosion or fire To avoid the risk of fire explosion or asphyxiation from carbon monoxide NEVER operate the water heater unless it is properly vented and has adequate air supply for proper operation as outlined in the Venting section of this manual A WARNING Use 3 5 UL approved Category III Stainless Steel vent material only No other vent material is permitted A WARNING Refer to page 7 for clearances to combustible material Maximum Length of Straight Number of 90 elbows bends Venting The installation of venting must comply with national codes local codes and the vent manufacturer s instructions The water heater must be vented to the outdoors as described in these instructions DO NOT connect this water heater to a chimney It must be vented separately from all other appliances All coaxial vent components adapters pipe elbows terminals etc should be UL 1738 Certified Stainl
58. ocal gas supplier place of purchase or the Customer Service phone number as listed in this Use amp Care Manu al for more information A WARNING 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 NFPA 70 or in Canada Canadian Electrical Code CSA C22 1 Part 1 NOTICE The provided remote control will allow a maximum temperature setting of 120 F 49 C Temperatures of up to 140 F 60 C can be achieved with the MAIN UMC 117 remote control Only qualified service personnel should perform this adjustment NOTICE An optional cable EZ Link Cable can be purchased separately to manifold two heaters together 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 The following are considerations for determining the location of the remote control s DO NOT install any remote control outdoors or in areas where it can come in contact with water Place remote control out of children s reach The remote control can be installed in convenient locations such as the kitchen laundry room utility room or directly beside the water heater Avoid areas where the remote control may be exposed to heat e g ranges or heaters
59. onnecting the remote Remote control to the water heater to complete Control installation Connection Terminals Remote Extension Contro Gaui eS C gt Remote Control Connection Cable i a E D X Control y Screw 20 Connecting the remote control to the water heater Ensure that the power to the water heater has been disconnected Loose the 3 screws located on the remote control connection cover made of white plastic see the diagram on the left top Connect the remote control extension cables from the remote control with the remote control connection terminals see the diagram on the left bottom NOTICE The remote control wire connection terminals are not polarity sensitive Firmly tighten the terminal screws Secure the remote control extension cable on the hook located on the side of the remote control connection base Tighten the 3 screws and attach the remote control connection cover to the water heater Switch on the power supply to the water heater Ensure proper operation of the remote control and water heater Projections Wall Penetration Oo Suitable a D Wall Anchors 9 Base Plate Screws A WARNING 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 NFPA 70 or in Canada Canadian A WARNING
60. oot of horizontal run toward the vent terminal see diagram below This ensures that any 7 8 per foot downward slope Wall Plates Ceilin Boar Inspection Inspection Access Panel 1 Access Panel 2 Notes on pre existing vent If the water heater is being installed as a replacement for an existing water heater a thorough inspection of the existing venting and air intake system must be performed prior to any installation work Verify that the correct materials vent lengths and terminal locations as detailed in this Use and Care Manual have been met Carefully inspect the entire ee and air intake system for any signs of cracks or fractures particularly at the joints between elbows or other fittings and the straight runs of vent pipe Check the system for signs of sagging or other stresses in the joints as a result of misalignment of any components in the system If any of these conditions are found they must be corrected in accordance with the ventin instructions in this manual before a the installation and putting the water heater into service See the back page of this manual for additional requirements for the Commonwealth of Massachusetts condensate formed during operation of the unit is evacuated from the appliance and to prevent rain from entering the appliance An upward slope toward the vent terminal is not acceptab
61. operating temperatures between 100 F 38 C and 120 F 49 C Temperatures of 85 F 29 C and above 120 F 49 C can be achieved with the MAIN UMC 117 remote control Temperatures of 85 F 29 C can be achieved with the Bath USC 117 or USC2 117 remote control Only qualified service personnel should perform this adjustment Only factory authorized remote Notice The remote control cannot be turned on when water is flowing or circulating through the water heater In Use Indicator Lit during operation LED Display Notice Display shows Displays water F only temperature and error codes control s should be used The hottest temperature water will be at the hot water faucet closest to the water heater Always remember to test the water temperature with your hand before use and remember that hotter water increases the risk of scald injury Always supervise young children or others who are incapacitated The water heater is equipped with a device that will shut off the gas supply to the burner if the water heater exceeds normal operating temperatures Refer to the Before You Call For Service section located near the back of this manual or contact your dealer A WARNING Should overheating occur or the gas supply fail to shut off turn off the manual gas control valve to the appliance If the water heater has been subjected to fire flood physical damage or has been under water turn off
62. or non combustible material Proper support be provided for the vent and air intake pipes as mentioned in the venting section Support method used should isolate the vent pipe from floor joist or other structural members to help prevent the transmission of noise and vibration Do not support pin or otherwise secure the venting system in a way that restricts the normal thermal expansion and contraction of the chosen venting material downward slope Wall Plates 94 rine 5 a es lees ee e 61 cm i Vent Pipe Max m sl a ots Ceilin Boar Inspection Inspection Access Panel 1 Access Panel 2 Example A Typical Horizontal Termination w 7 8 per foot DOWNWARD Slope 13 Installing the water heater Vertical Vent Termination Location The location of the vent terminal depends on the following minimum clearances and considerations see diagram at left Only Rheem approved ae err ne T Minimum twelve 12 inches 30 cm above roof a installation 2 Minimum twelve 12 inches 30 cm above anticipated Vent Pipe snow level Through Roof 3 Maximum twenty four 24 inches 60 cm above roof level without additional support for vent 4 Four 4 feet 1 2 m from any gable dormer or other roof structure with building interior access i e vent window etc Min 12 30 cm Above Roof Ten 10 feet 3 m from any forced air inlet to
63. pe on water line connections and fittings 23 Installing the water heater 24 Installation Check List A Indoor Water Heater Location L Close to area of vent termination I Indoors and protected from freezing temperatures L Proper clearance from combustible surfaces observed I Sufficient fresh air supply for proper operation of water heater I Air supply free of corrosive elements and flammable vapors I Provisions made to protect area from water damage L Sufficient room to service heater l Combustible materials such as clothing cleaning materials rags etc clear of the heater and vent piping L Water heater is properly attached to the wall B Water Supply _ Water supply has sufficient pressure L Air purged from water heater and piping L Water connections tight and free of leaks Q Water filter is clean and in place Q Materials used are as instructed in this manual Q Water pipes are insulated and protected from freezing Gas Supply L Gas type matches rating plate Q Gas supply pressure is sufficient for the water heater L Gas line equipped with shut off valve union and sediment trap L Approved pipe joint compound used Q Soap and water solution used to check all connections and fittings for possible gas leak L Gas Company inspected installation if required Relief Valve I Pressure Relief Valve properly installed and discharge line run to open drain
64. potentially hazardous conditions ADANGER Shock Hazard Make sure the electrical power to the water heater is off to avoid potential serious injury or damage to components A DANGER Combustible materials such as clothing cleaning materials or flammable liquids etc must not be placed against or next to the water heater 28 Routine Preventative 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 filter water filter and venting system should be made by service personnel qualified in gas appliance repair It is suggested that a routine preventive maintenance program be established and followed by the user At least once a year lift and release the lever handle on the pressure relief valve located in the hot outlet piping of the water heater to make certain the valve operates freely Allow several gallons to flush through the discharge line to an open drain NOTICE If the pressure relief valve on the hot water heater discharges periodically this may be due to a problem in the water system Contact the water supplier or your plumbing contractor on how to correct this DO NOT plug the relief valve outlet Rapid closing of faucets or solenoid valves in automatic water using appliances can cause a banging noise heard in a water pipe Strategically located risers in t
65. rature being delivered turn on a hot water faucet and place a thermometer in the water stream and read the thermometer See page 26 amp 27 for more details The temperature of the water at the outlet of the water heater can be regulated by setting the temperature on Remote Control The remote control was set at 100 F 38 C before it was shipped from the factory The diagram to the bottom left illustrates the Remote Control and how to adjust the water temperature Notice The factory setting allows operating temperatures between 100 F 38 C and 120 F 49 C Temperatures of 85 F 29 C and above 120 F 49 C can be achieved with the MAIN UMC 117 remote control Temperatures of 85 F 29 C can be achieved with the Bath USC 117 or USC2 117 remote control Only qualified service personnel should perform this adjustment Only factory authorized remote control s should be used Notice When this water heater is supplying general purpose hot water requirements for use by individuals a thermostatically controlled mixing valve for reducing point of use water temperature 1s recommended to reduce the risk of scald injury Contact a licensed plumber or the local plumbing authority for further information ADANGER NATURAL GAS AND LIQUEFIED PETROLEUM MODELS 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 recognize this odorant If you a
66. re unsure 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 also hide or camouflage a gas leak Water heaters utilizing LP gas are different from natural gas models A natural gas water heater will not function safely on LP gas and vice versa No attempt should ever be made to convert the water heater from natural gas to LP gas To avoid possible equipment damage personal injury or fire do not connect the water heater to a fuel type not in accordance with the unit data plate propane for propane units and natural gas for natural gas units These units are not certified for any other fuel type LP appliances should not be installed below grade for example in a basement if such installation is prohibited by federal state and or local laws rules regulations or customs Propane or LP gas must be used with great caution It is heavier than air and will collect first in lower areas making it hard to detect at nose level Before attempting to light the water heater make sure to look and smell for gas leaks Use a soapy solution to check all gas fittings and connections Bubbling at a connection indicates a leak that must be corrected When smelling to detect a gas leak be sure to sniff near the floor also Gas detectors are recommended in LP and natural gas applications and their installation should be
67. rom either the American Gas Association 400 North Capitol Street Northwest Washington DC 20001 as ANSI standard Z223 1 or National Fire Protection Association 1 Batterymarch Park Quincy MA 02269 as NFPA 54 In Canada the latest edition of the CSA B149 1 Natural Gas and Propane Installation and the Canadian Electrical Code CSA C22 1 Part 1 in the absence of local codes WARNING Combustible construction refers to adjacent walls and ceilings and should not be confused with combustible or flammable products and materials Combustible and or flammable products and materials should never be stored in the vicinity of this or any gas appliance Minimum Clearance from Combustible and Non Combustible Construction min min 12 30 cm 24 61 cm minimum is recommended for service Top 12 30 cm Bottom 12 Front 12 30 cm Back 0 Side 1 2 CoAxial Vent 1 with support bracket WARNING Follow vent manufacturer s instruction while installing vent If required provide additional clearances from vent to combustibles per vent manufacturer s instruction Location of Water Heater The water heater should not be located in an area where leakage of the heat exchanger or connections will result in damage to the area adjacent to it or to lower floors of the structure When such areas cannot be avoided it is recommended that a
68. s fueled equipment shall not approve the installation unless upon inspection the inspector observes carbon monoxide detectors and signage installed in accordance with the provisions of 248 CMR 5 08 2 a 1 through 4 b EXEMPTIONS The following equipment is exempt from 248 CMR 5 08 2 a 1 through 4 1 The equipment listed in Chapter 10 entitled Equipment Not Required To Be Vented in the most current edition of NFPA 54 as adopted by the Board and 2 Product Approved side wall horizontally vented gas fueled equipment installed in a room or structure separate from the dwelling building or structure used in whole or in part for residential purposes c MANUFACTURER REQUIREMENTS GAS EQUIPMENT VENTING SYSTEM PROVIDED When the manufacturer of Product Approved side wall horizontally vented gas equipment provides a venting system design or venting system components with the equipment the instructions provided by the manufacturer for installation of the equipment and the venting system shall include 1 Detailed instructions for the installation of the venting system design or the venting system components and 2 A complete parts list for the venting system design or venting system d MANUFACTURER REQUIREMENTS GAS EQUIPMENT VENTING SYSTEM NOT PROVIDED When the manufacturer of a Product Approved side wall horizontally vented gas fueled equipment does not provide the parts for venting the flue gases but identifies special venting s
69. the building Any fresh or make up air inlet such as a dryer or furnace Min 12 30 cm Above Anticipated Snow Level area is considered to be a forced air inlet Max 24 60 cm Above Roof Without Additional Support Min 18 46 cm Above Roof for installations in Canada Vertical Vent Installation A fire stop plate should be installed at every penetration of a floor or ceiling if the vent is not running in a fire rated shaft Maintain the recommended air space clearance to Notice Only Rheem approved termination and parts should be used during installation Once the vent terminal location has been determined make a hole through the roof and interior ceiling to accommodate the vent pipe Complete the vent pipe installation to the water heater s vent connector fitting on the water heater vent collar outlet Support Notice Follow vent manufacturer s installation instructions and their recommended clearances to combustibles as required Vertical Termination Adapter Storm Collar Air Intake Adjustable Roof Roof Jack 3 5 Concentric Pipe Support Clamp Chase Requires 6 15 cm Clearance to Combustibles 1 4 per foot upward slope A 1 2 5 cm aan P Support Hanger 61 cm Condensate Max Trap EN snd ae To Drain Dispose of condensate in accordance Vent to local codes Adapter Standard Vertical Vent Termination 14 co
70. tions to NFPA 54 Chapter 10 1 Revise NFPA 54 section 10 5 4 2 by adding a second exception as follows Existing chimneys shall be permitted to have their use continued when a gas conversion burner is installed and shall be equipped with a manually reset device that will automatically shut off the gas to the burner in the event of a sustained back draft 2 Revise 10 8 3 by adding the following additional requirements a For all side wall horizontally vented gas fueled equipment installed in every dwelling building or structure used in whole or in part for residential purposes including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than seven 7 feet above finished grade in the area of the venting including but not limited to decks and porches the following requirements shall be satisfied 1 INSTALLATION OF CARBON MONOXIDE DETECTORS At the time of installation of the side wall horizontal vented gas fueled equipment the installing plumber or gasfitter shall observe that a hard wired carbon monoxide detector with an alarm and battery back up is installed on the floor level where the gas equipment is to be installed In addition the installing plumber or gasfitter shall observe that a battery operated or hard wired carbon monoxide detector with an alarm is installed on each additional level of the dwelling building or structure served by the side wall horizontal vented gas fueled
71. ve harm WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death A FOR YOUR SAFETY gas supplier s instructions 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 To do so may result in an explosion or fire Do not return to your home until authorized by the gas supplier or fire department If you cannot reach your gas supplier call the fire department WHAT TO DO IF YOU SMELL GAS Improper installation adjustment Do not try to light any appliance alteration service or maintenance can cause Do not touch any electrical switch do not property damage personal injury or death use any phone in your building Refer to this manual Installation and service must be performed by a qualified installer Immediately call your gas supplier Service agency or the gas supplier from a neighbor s phone Follow the 3 1 92683 000 CERTIFIED Printed in Japan AP14558 01 08 Safety Information Safety Precautions 3 6 LE Gas Models sere oe 5 Installation Instructions Location E re eae i Inspect Shipment 8 Venti a a e 9 14 Water Connections 15 16 Relet yale ae a 17 Gas SUPPI a aa eee 18 High Attitude 4 4 34 18 Remote Control 19 20 Electr
72. vice to the water system is required The vinyl tubing as shown is supplied and connects to the drain valve located at the hot water outlet as shown in the diagram at left Route the other end of the vinyl tubing to the drain pan or a suitable drain where leakage from the heater will not result in damage to the area adjacent to the heater or to lower floors of the structure 17 Installing the Main Remote Control AWARNING 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 conversion could result in hazardous operating conditions Valve Manual Gas ZNI Appliance D Shutof Supplied WARNING Never use an open flame to test for gas leaks as property damage personal injury or death could result A WARNING Install a gas pressure regulator in the gas supply line which does not exceed the maximum supply pressure DO NOT use an industrial type gas regulator 18 Gas Supply The supplied Manual Gas Appliance Shutoff Valve must be installed at the gas connection of the water heater at the time of installation see diagram to the left The branch gas supply line to the water heater should be a minimum of 3 4 black steel pipe or other approved gas piping material A ground joint union or ANSI design certified semi rigid or flexible gas appliance connector should be installed in the gas line close to the water
73. water heater exactly as shown below A wiring diagram is also found inside of the cover panel A green screw is provided in the enclosure for a grounding connection Connect the live wire to black leg wire and the neutral wire to the white neutral wire WIRING DIAGRAM CANESTRO CHECKING COLOR CODE R RED mowi a S Ron vee FAN 2 sora BR BROWN MOTOR Ly m BK BLACK BL BLUE 3 Bk WB aa ob Biia GY GRAY 654321 1234 G GREEN oe B O ORANGE paa Y YELLOW ya R ae CIRCUIT BUTTON BUON ADTA G Y GREEN YELLOW Dn 62 en BOARD AMBIENT BK ee OBH h FLAME ROD TT ES ms eter M p 4321 K O GAS INLET BK Ee O Orsa a ena SOLENOID Gwo a BK B Wien 3E Sho VALVE 0 WAH SDA DISCONNECTED 48 4 K O W LLERK R SAAT 2o RESISTOR 119 7 5 T kK ic 4 j Psy or BECIRODE sIGNITER 4 gfe LARE Motor A or o Seka sett imoa o op ANTI FROST Heh Sie 2 BRR GYBLOWBR BKRGYBLOWRR HEATER 4 jo N 4 LLU J J ol 2 lot 2 m ofi ilo 1 8 FUSE 3A GND om Hi 7 om E OW HO CONTROL CONTROLI CONTROL OVER HEAT by KOW UMC 117 MER am KOR 31 92028 0 24 Installing the water heater Typical Installation of Water Heater Venting Required 7 8 Per Foot Downward Pitch j Vent Termination ll Plat Wall Plate With Protective Screen Outside Wall Manual Gas Supply Line Shut off w Outside Wall 94 Elbow aN Vent Adapter To Hot Water Faucet s
74. when passing through solid masonry walls Reinstall the decorative sheathing around the faceplate This assembly may be painted to match the exterior decor Apply silicone sealant or silicone latex caulk around the vent section where it passes through the plate and around the plate where it is attached to the structure This will provide a weather seal to keep moisture outside the building Ensure a sufficient seal is made Now attach the female end of the air intake tee to the male end of the 3 5 concentric vent pipe Push firmly on the air intake tee until the outer jacket has made contact with the snap ring located on the male end of the 3 5 concentric vent pipe section When fully assembled the outer female end will overlap the male end 1 inch 25 4 mm Use the self tapping screws provided with the vent kit to connect the two outer pipes Seal the over lapping area of the outer pipe 5 concentric pipe with a thick bead of caulk 7 8 per foot Install the appliance adapter onto the appliance and use 4 four screws to secure the appliance adapter to the appliance Now attach other required vent and air intake material between the appliance adapter and the horizontal vent termination Maintain the proper clearance between the vent pipe and combustible or non combustible material as required by the vent manufacturer There is a 1 2 5 cm minimum clearance required between air intake pipe and combustible
75. xial Vent Pipe amp Air Intake The water heater should be installed with the proper venting materials and termination suitable for Category II venting A fire stop plate should be installed at every penetration of a floor or ceiling 1f the vent is not running in a fire rated shaft Failure to install and properly vent the water heater to the outdoors as outlined in the Venting Section of this manual can result in unsafe operation Long hot water lines should be insulated to conserve water and energy The water heater and water lines should be protected from exposure to freezing temperatures Do not install the water heater in bathrooms bedrooms any occupied rooms normally kept closed or in outdoor areas Do not install water heater where subject to vibrations Do not install the water heater in Recreational Vehicles Mobile Homes Boats and other Watercrafts Do not install the water heater near vents for heating or cooling A minimum of 4 feet 1 2 m should be maintained Minimum clearance from combustible and non combustible construction is 1 2 1 3 cm sides 0 rear with support bracket 12 30 cm from the bottom 12 30 cm from the front of the water heater and 12 30 cm from the top 24 61 cm from front and top is recommended for servicing purposes Maintain a minimum clearance of 1 2 5 cm around the coaxial vent pipe to combustible or non combustible constructio
76. ystems the following requirements shall be satisfied by the manufacturer 1 The referenced special venting system instructions shall be included with the appliance or equipment installation instructions and 2 The special venting systems shall be Product Approved by the Board and the instructions for that system shall include a parts list and detailed installation instructions e A copy of all installation instructions for all Product Approved side wall horizontally vented gas fueled equipment all venting instructions all parts lists for venting instructions and or all venting design instructions shall remain with the appliance or equipment at the completion of the installation 36

Rheem ECO-180DV Water Heater User Manual

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