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Rheem AP13731 User's Manual

1. 10 11 Gas Supply 12 High Altitude 12 Venting 13 18 Remote Control 19 20 Electrical Connection 21 Typical Installation Indoor 22 Typical Installation Outdoor 23 Pipe Insulation 24 Installation Checklist 24 25 Operating Instructions Lighting Instructions 26 Water Temperature 27 28 Care and Cleaning Maintenance 29 Housekeeping 29 30 Vent Inspection 30 Burner Inspection 30 Extended Shut Down 30 Draining 31 Freeze Protection 31 Troubleshooting Tips Before You Call For Service 32 33 Customer Service Parts List 34 If You Need Service 36 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 THIS MANUAL FOR YOUR RECORDS Write the model and serial numbers here You can find them on a label on the applian
2. 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 operating temperatures between 100 F 38 C and 120 F 49 C Temperatures of up to 180 F 82 C can be achieved with the MAIN UMC 117 remote control and a dip switch adjustment Only qualified service personnel should perform this adjustment Only factory authorized remote 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 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 ha
3. 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 DANGER 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 temperature being delivered turn on a hot water faucet and place a thermometer in the water stream and read the thermometer See page 27 amp 28 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 illustration 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 up to 180 F 82 C can be achieved with the MAIN UMC 117 remote control and a dip switch adjustment 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 is recomme
4. Fill up LP Gas container or replacewith a new cylinder of LP Gas 15 The hot water faucet is not opened enough Open the faucet more to secure enough volume 16 The method of restarting the unit after draining the water from it was not performed in sequesnce See the section Draining the Water Heater 21 Indoor Water Heater Only Air intake filter may not be attached or may not be firmly in place See the section Cleaning the Intake Filter 05 Every 60 seconds you hear an alarm or when the faucet is closed the alarm stops Indoor Water Heater Only Air intake of the unit and or vent termination may be blocked Ventilator or other vents of the room may be blocked The air inside the room may be contaminated due to long use of a fireplace or spaceheater Heavy ventilation by other equipment or appliances causing the lack of air intake to the water heater Air shortage may be caused by too much steam in the unit Air intake filter is clogged Remove any obstructions of the air intake or vent termination Clean the air intake of any dust or grease build up Open a window or vent to keep the air inside the room fresh Lower the level of the ventilation of other equipment or appliances Avoid direct contact from steam Clean the air intake filter 13 Indoor Water Heater Only If the error code is still displayed after taking the above steps
5. Less than 3 seconds 150 F 66 C About 11 2 seconds 155 F 68 C About 1 second Table courtesy of Shriners Burn Institute DANGER There 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 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 Be sure to read and follow the warnings outlined in this manual and on the label located on the water heater Mixing valves 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 Safety Precautions Do turn off manual gas shut off valve if water heater has been subjected to over heating f
6. 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 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 24 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 relie
7. 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 IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING 3 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 outlet on the OUTDOOR water heater or the vent terminal and the vent system on the INDOOR 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 vent system inspection DANGER INSTALLAND PROPERLY VENT THE WATER HEATER Gasoline as well as other flammable materials and liquids 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 b
8. Please contact a dealer for service 1L Water heater has build up of lime deposits Contact a dealer for service 99 Outdoor Water Heater Only Decrease of blower motor ventilation amount Operation Stops Clean any blockage from heat exchanger fins and or blower motor 33 SPARK UNIT ACS 201X A C 100V 0401 ON 1 2 3 4 DIP1 ON OFF 1 2 3 4 SW1 SW2 SW3 Gas Valve Assembly Heat Exchanger Thermistor Heat Exchanger Outlet Thermistor Burner Assembly with ODS Blower Motor Flame Rod Electrodes Transformer Water Flow Solenoid Inlet Thermistor Ignitor PC Board PCB Burner Assembly Cover w sight glass Water Filter 5A 250V Fuse Unit Cover Panel 3A 250V Fuses Proving Switch 34 Replacement Parts Indoor Water Heater Instructions For Placing a Parts Order Address parts orders to the distributor or store from where the water heater was purchased All parts orders should include The model and serial number of the water heater from the rating plate Specify type of gas natural or LP as marked on the rating plate Part description as noted below and number of parts desired CAUTION For your safety DO NOT attempt repair of electrical wiring gas piping burners vent connectors or other safety devices Refer repairs to qualified service personnel WARNING For your safety DO NOT attempt to disassemble this un
9. Vent 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 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 illustration above for proper vent terminal height Connect vent elbow on to vertical pipe through roof Connect short piece of vent pipe approximately 6 long 15 cm to elbow and the terminal elbow with the protective screen Chase Requires 6 15 cm Clearance to Combustibles Firestop Firestop Roof Jack Adjustable Roof Flashing Vent Adapter 3 8 cm Clearance Support Hanger To Drain Dispose of condensate in accordance to local codes Rain Cap Storm Collar Support Clamp 1 4 per foot upward slope 3 91 cm Max Condensate Trap Chase Requires 6 15 cm Clearance to Combustibles Firestop Firestop Roof Jack Adjustable Roof Flashing Vent Adapter 3 8 cm Clearance Support Hanger Condensate Trap To Drain Dispose of condensate in accordance to local codes Storm Collar Supp
10. WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life FOR YOUR SAFETY READ BEFORE OPERATING 1 STOP Read the safety information above on this label 2 Turn off all electric power to the appliance 3 Do not attempt to light the burner by hand 4 Turn the Gas Shutoff Valve located on the outside of the unit clockwise to the 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 GAS SHUTOFF VALVE OPEN CLOSE OPERATING INSTRUCTIONS 27 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 11 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
11. brick or masonry surfaces A rust resistant sheet metal backing plate 2 x 2 feet 60 x 60 cm is recommended behind vent See illustration Do Not locate vent terminal too close to shrubbery as flue gasses may damage them Caulk all cracks seams and joints within six 6 feet 1 8 m of vent terminal Caulk around thimble 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 indoor water heaters exposed to cold conditions attics crawl spaces etc with inflammable material to help prevent moisture from accumulating in vent pipe Do Not extend exposed vent pipe of indoor water heaters outside of building Guard vent against accidental contact with people and pets 1 8 m If soffit vent is too close block off and install new vent at another location Inside corner Caulk Caulk Caulk 6 1 8 m caulk zone or to edge of window etc starting within 6 1 8 m Rising moisture will collect under eaves 4 6 1 8 m caulk zone 6 1 2 m WARNING Moisture 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 st
12. controls should be checked by qualified service personnel NOTICE Refer to the Freeze Protection Section on page 31 Housekeeping continued CLEANING THE AIR INTAKE FILTER AIR FILTER Make sure the unit is OFF and the electrical power supply has been disconnected Unscrew the holding screw to the right of the filter and slide the filter down Using a vacuum cleaner remove any loose dust particles DO NOT tap the filter as it may deform and or damage the filter To remove severe dust use a soft brush and wash with running water Allow the filter to dry completely before reinstalling the filter on the water heater Be sure to secure the filter by lining the guide tab in the hole and tightening the screw 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 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 DANGER DO NOT attempt to operate the water heater without the air intake filter DO NOT alter the proving switch to force the unit to operate without the air intake filter Notice The water heater may not work if the air intake filter is severely clogged Blu
13. have a minimum net free area of not less than one square inch 6 5 sq cm per 4000 Btuh of the total input rating of all the appliances in the enclosure If horizontal ducts are used to communicate with the outdoors each opening must have a minimum net free area of not less than one square inch 6 5 sq cm per 2000 Btuh of the total input rating of all the appliances in the enclosure If ducts are used the minimum dimensions of rectangular air ducts shall not be less than 3 7 6 cm NOTICE If the duct openings which supply combustion and ventilation air are to be covered with a protective screen or grill the net free area openings in the material of the covering material must be used in determining the size of the openings Protective screening for the openings MUST NOT be smaller than 1 4 0 64 cm mesh to prevent clogging by lint or other debris Corrosive Atmospheres The air in beauty shops dry cleaning establishments photo processing labs and storage areas for liquid and powdered bleaches or swimming pool chemicals often contain such halogenated hydrocarbons An air supply containing halogenated 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 Propellants from common spray cans or gas leaks from A C and refrigeration equipment are highly corrosive after passing through a flame The water
14. of local codes use the latest edition of the American National Standard National Fuel Gas Code A copy can be purchased from 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 Location of INDOOR 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 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 whic
15. pipe A 45 elbow is equivalent to 2 feet 6 inches 76 cm of straight pipe The termination elbow does not count as an elbow when determining total vent lengths The vent can be installed with a slight downward slope of 1 4 per foot of horizontal run toward the vent terminal see diagram below This ensures that any condensate formed during operation of the unit is evacuated from the appliance A 1 4 per foot upward slope is acceptable when it is not possible to vent with a downward slope however a UL approved Category III Stainless Steel condensate trap MUST be installed at the beginning of the horizontal run See page 17 Typical Horizontal Termination w 1 4 per foot UPWARD Slope or page 18 Standard Vertical Vent Termination for examples 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 90 elbow is included in the installation and the wall thimble is installed Notice Make sure that the seam of the vent pipe in horizontal runs is toward the top of the installation see illustration to the far left Max 3 feet 91 cm Min 3 1 4 per foot downward slope 8 cm Vent Seam 13 Number of 90 elbows bends Maximum Length of Straight Pipe 1 2 3 47 6 14 4 m 42 6 13 m 37 6 11 4 m 14 Venting Through Closed Spaces If the vent
16. piping passes through a closed space a minimum clearance of 8 20 cm when installed horizontally 6 15 cm when installed vertically should be maintained between the vent pipe and combustibles and noncombustibles Be sure to follow local codes For maintenance and inspection purposes the following access panels are required 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 vent pipe enters the ceiling The other access panel should be near the vent termination A ventilation access panel with a 16 in2 103 cm2 opening should be provided every 10 ft 3 m Inspection Access Panel 1 Inspection Access Panel 2 Ceiling Board Vent Pipe Wall Thimble 1 4 per foot downward slope Vent Adapter A UL 1738 approved stainless steel vent adapter is required for vent connection Read the following instructions before installation Test fit the adapter over the water heater collar before proceeding Adjust clamp as needed With an alcohol wipe clean inside surface A of adapter and outside surface of B of heater collar Apply 1 4 6 mm wide bead of high temperature silicone 500 F 260 C around outside of heater collar B Slide adapter end A down over heater collar B as far as it will go Tighten the clamp around the collar Inspect the inside of the adapter to
17. 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 DANGER 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 DANGER Combustible materials such as clothing cleaning materials or flammable liquids etc must not be placed against or next to the water heater 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 potentially hazardous conditions DANGER Hotter water increases the potential for Hot Water Scalds DANGER Shock Hazard Make sure the electrical power to the water heater is off to avoid potential serious injury or damage to components 30 Venting System Inspection The venting system of an indoor 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 famil
18. 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 DANGER NATURAL GAS AND LIQUEFIED PETROLEUM MODELS 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 L
19. verify that the collar and adapter are sealed If more sealant is required apply sealant to a flat tool then spread around the collar edge on inside of adapter Ensure that the clamp does not interfere with the damper shaft NOTICE Follow the vent adapter manufacturer s instructions A B High Temp Sealant Collar Vent Adapter RTG20002B Clamp Water Heater Exhaust Flow Draining the Condensate In order to prevent condensate from draining back into the water heater a condensate trap and drain must be installed in a horizontal vent section as close as practical to the water heater vent connection uless the water heater is vented horizontally with a 1 4 per foot DOWNWARD slope towards the vent terminal as shown below Condensate is known to be acidic refer to local state provincial or federal codes for proper handling and discharge methods Vent Adapter 3 8 cm Clearance Support Hanger 1 4 per foot downward slope 3 91 cm Max 15 D V V E FIXED CLOSED OPERABLE OPERABLE FIXED CLOSED v v B L F C B v v v X B B B A J B I H X v M K v G A The following information should be used for determining the proper location of the vent terminal for indoor and outdoor tankless water heaters Canadian Installations 1 US Installations 2 Canadian Installations 1 US Installations 2 V VENT TE
20. 1 2 1 2 8 1 2 3 4 Q P R 1 2 3 4 5 6 1 2 3 4 5 6 7 OFF ON 12 3 4 I J H F D E B A PSV M L K G T CONTROL MOTOR WATER VOLUME LIMITER MOTOR SW2 SW1 SW3 R R G Y BK W AC 100V G Y W AC 120V FOR INDOOR MODEL ONLY 1 4 5 6 3 2 3 6 5 21 4 IG WV B DIP SWITCH ADJUSTER BUTTON MIN BUTTON MAX BUTTON MAIN WATER BY PASS SOLENOID VALVE VALVE 3 SOLENOID VALVE 2 SOLENOID VALVE 1 SOLENOID VALVE 0 SOLENOID GAS INLET T H E R M I S T O R A I R A M B I E N T T H E R M I S T O R I N L E T W A T E R T H E R M I S T O R E X C H A N G E R H E A T T H E R M I S T O R H O T W A T E R O U T L E T V A L V E FROST PROTECTION THERMOSTAT W W W W W BK BK BK BK BK W W W W W BK FOR INDOOR MODEL ONLY ANTI FROST HEATER THERM OCOUPLE BLUE RED RED R W CONTROL BATH BATH CONTROL1 CONTROL2 LED FLAME ROD1 FLAME ROD2 FLAME ROD3 THE CONNECTORS OF DUAL AND MULTIPLE ARE INTERAPPLICABLE TO THE BODY CONNECTORS EACH OTHER RED On Off Switch Junction Box Ground Screw Wire Connections WARNING Field wiring connections and electrical grounding must comply with local codes or in the absence of local codes with the late
21. Indoor Water Heater Outdoor Water Heater AP13731 03 05 FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids or other combustible materials in the vicinity of this or any other appliance To do so may result in an explosion or fire WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately 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 Improper installation adjustment alteration service or maintenance can cause property damage personal injury or death Refer to this manual Installation and service must be performed by a qualified installer service agency or the gas supplier WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death 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 to explain the features operation safety precautions maintenance and troubleshooting of the water heater This manual also
22. N 1 2 3 4 As set from factory ON 1 2 3 4 ON 1 2 3 4 Setting after adjustment to DIP Switch 4 for temperature Location of DIP Switches on PC Board Temperature Setting DIP Switch Adjustment The content on this page is intended for use by qualified installation service personnel ONLY ON 1 2 3 4 DIP1 ON OFF 1 2 3 4 SW1 SW2 SW3 Max Button Min Button LED DIP Switches WARNING Improper adjustment alteration service or maintenance can cause property damage personal injury or death Time Temperature Relationship in Scalds DANGER Hotter water increases the potential for Hot Water SCALDS 120 F 49 C More than 5 minutes 125 F 52 C 1 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 seconds 155 F 68 C About 1 second Table courtesy of Shriners Burn Institute Water Temperature Time To Produce a Seroius Burn 36 IF YOU NEED SERVICE 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 uti
23. P and natural gas applications and their installation should be 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 6 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 or operating the water heater 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 installatio
24. RMINAL X AIR SUPPLY INLET AREA WHERE TERMINAL IS NOT PERMITTED 1 In accordance with current CAN CGA B149 Installation Codes 2 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 If clearances are not specified then follow local installation codes and the requirement of the gas supplier Installing the water heater Horizontal Vent Terminal Location 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 vent outlet 3 feet 91 cm J Clearance to nonmechanical air supply inlet to the combustion air inlet to any building or other appliance 6 inches 15 cm for appliances lt 10 000 Btuh 3 kW 12 inches 30 cm for appliances gt 10 000 Btuh 30 cm for appliances gt 10 000 Btuh 30kW 36 inches 91 cm for appliances gt 100 000 Btuh 30kW 4 feet 1 2 m below or to side of opening 1 foot 300 mm above opening K Clearance to mechanical air supply inlet 6 feet 1 83 m 3 feet 91 cm above if within 10 feet 3 m horizontally L Clearance above paved side walk or paved driveway located on public property 7 feet 2 13 m 7 feet 2 13 m M Clearance unde
25. Valve Inlet Pipe Cold Water Hot Water Insulate all the way to the top 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 WARNING If local codes require external application of insulation blanket kits the manufacturer s instructions included with the k
26. ak tested at normal operating pressures before it is placed in operation Turn on the gas shut off valve s to the water heater Use a soapy water solution to test for 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 High Altitude 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 list ed on the rating label This water heater can be installed at elevations up to 3 280 feet 1000 m without any change or modification NOTICE Select models may be available preset for operations at elevations up to 6 560 feet 2000 m NOTICE For installations above 3 280 feet 1000 m elevation the connector on the PC board must be replaced Do not install this water heater at elevations above 3 280 feet 1000 m without installing the proper high altitude connector Please contact your local distributor dealer or Rheem for replacement connector 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 The water heater must be isolated from the gas piping system by closing the manual gas shut off valve during any pressur
27. al The flue terminal and air inlet must be clear of obstruction and shrubbery 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 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 The water heater should be installed vertically with the water gas and power connections on the underside pointing toward the ground Failure to properly install the water heater outdoors as outlined in this manual can result in unsafe operation Hot and cold 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 in
28. and ventilation Provisions for combustion and ventilation air must comply with referenced codes and standards Combustion and Ventilation Air Indoor Water Heater Only NOTICE If the water heater is installed in an unconfined space within a building of conventional frame masonry or metal construction infiltration air is normally adequate for proper combustion and ventilation If the water heater is installed in a confined space provisions for combustion and ventilation air must be made A confined space is one having a volume of less than 50 cubic feet 1 4 cubic meters per 1000 Btuh of the aggregate input of all appliances within that space The air must be supplied through two permanent openings of equal area One is to be located within 12 30 cm above the floor and the other is to be located within 12 30 cm below the ceiling The minimum net free area of each opening must not be less than one square inch 6 5 sq cm per 1000 Btuh of the total input rating of all the appliances in the enclosure but not less than 100 square inches 650 cm2 if each opening communicates with other unconfined areas inside the building Buildings of unusually tight construction shall have the combustion and ventilation air supplied from outdoors or a freely ventilated attic or crawl space If air is supplied from outdoors directly or through vertical ducts there must be two openings located as specified above and each must
29. ce Staple sales slip or cancelled check here Proof of the original purchase date is needed to obtain service under the warranty 2 Your safety and the safety of others are very important There are many important safety messages in this manual and on your appliance Always read and obey all safety messages 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 All safety messages will follow the safety alert symbol and either the word DANGER WARNING CAUTION or NOTICE These words mean DANGER An imminently hazardous situation that will result in death or serious injury WARNING A potentially hazardous situation that could result in death or serious injury and or damage to property CAUTION A potentially hazardous situation that may result in minor or moderate injury Notice Attention is called to observe a specified procedure or maintain a specific condition READ THE SAFETY INFORMATION Qualified Installers Only Dip Switch Adjustment 35 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
30. convenient locations such as the kitchen laundry room utility room or directly beside the indoor water heater Avoid areas where the remote control may be exposed to heat e g stove ranges or heaters 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 alkaline 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 main remote control UMC 117 and manifolding control can be connected 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 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 F PRIORITY POWER ON OFF MAIN Control Base Plate Control screw Mounting Screw x 2 Remote Control Model Number Remote Control Description Temperature Set Point Range Availability UMC 117 MAIN 100 F 120 F 38 C 49 C Factory Default 125 F 180 F 52 C 82 C With Dip Switch Adjustment NOTICE The provided remote control will allow a maxi
31. ct 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 2 5 cm around the vent pipe to combustible or non combustible construction 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 7 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 min 1 2 min 1 2 min 12 24 60 cm minimum is recommended for service Top 12 30 cm Vent 2 Front 12 30 cm min 2 min 2 Back 0 Side 1 2 Bottom 12 with support bracket 30 cm 5 cm 1 3 cm 1 3 cm 1 3 cm 5 cm 5 cm 30 cm Minimum Clea
32. d be UL1738 Certified Stainless Steel Venting Material e g AL29 4C The specified vent termination must be used The termination should be a 90 elbow type with screen Refer to page 17 Use a vent pipe with an anti disconnection structure The use of a High Temperature Silicone 500 F 260 C may be required to seal vent connections To prevent accidental gas exhaust leakage apply a 1 4 6 mm wide bead approximately 1 4 6 mm from the end and another bead against the joint side of the stop bead Follow vent manufacturer s installation instructions The unit can be vented either horizontally or vertically 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 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 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 venting 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 sa
33. ductive harm Use amp Care Manual With Installation Instructions for the Installer Printed in USA Water Heaters Residential Gas Warning This water heater is not suitable for use in manufactured mobile homes Tankless D E S I G N C E R T I F I E D F PRIORITY POWER ON OFF Remote Control Assembly Kit 5 0 3 0 1 7 8 4 3 1 P A S S E L K N A T L A I C R E M M O C S R E T A E H R E T A W S A G D N A R E G N A H C X E T A E H R A E Y 3 A H T I W Y T N A R R A W D E T I M I L S T R A P R A E Y 1 A I C R E M M O C L S R E T A E H R E T A W f o e t a cifitr e C d e ti m iL y t n a rr a W Warranty DANGER OUTDOOR water heaters must not be installed indoors or in a confined space Install outdoor water heaters outdoors only 9 10 Water Supply Connections IMPORTANT Do not apply heat to the HOT or COLD water connections If sweat connections are used sweat tubing to adapter before fitting adapter to the water connections on heater Any heat applied to the water supply fittings will permanently damage the internal components of the water heater Mounting the Water Heater Make sure the location of the appliance allows for easy access and operation Wall studs should be utilized when mountin
34. e Flame 31 Draining the Water Heater Freeze Protection Where the water heater may be exposed to freezing conditions even for a short period of time be sure to drain all water from the unit as instructed above Exposure to freezing conditions can occur from down draft of venting system or from installation in areas exposed to cold air The water heater is equipped with a Freeze Protection Electric Heater As long as the electricity is supplied to the water heater it prevents freezing inside the water heater up to an ambient temperature of approximately minus 30 F 34 C without wind conditions 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 24 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 Turn off the switch on the remote control Close the gas shut off valve Open the hot water faucet slightly until a stream of approximately 1 8 32 cm is flowing Be sure to check the flow periodically WARNING Failure to drain the water heater can cause serious damage to the water heater as well as personal injury Below are instructions for draining water out of the water h
35. e testing of the gas supply piping at pressures equal to or less than 1 2 psi 14 w c 3 5 kPa 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 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 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 wi
36. eater 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 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 stream of water to a suitable drain where it will cause no damage Leave water heater as is until next use To put the water heater back into operation after draining follow the steps below Reinstall the drain plug and water filter Close the hot water outlet drain valve 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 To Hot Water Faucet s F PRIORITY POWER ON OFF Draining the water heater 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 NOTICE DO NOT unplug the electric p
37. ed on remote controller See instructions for Error Code and if required contact a dealer for service Not enough water demand Increase water flow Water inlet filter clogged Clean water inlet filter Fixture aerator is clogged Clean aerator Scale build up in heat exchanger Check for error code If required contact a dealer for service Hot and cold water lines reversed Reverse water connections Water not hot enough The temperature may be set too low Check and open the gas valve fully The gas valve is not fully opened Call your gas company to verify the gas meter and gas piping size Gas supply pressure is low Call dealer for service Bleed over in one of the hot water fixtures Decrease the temperature setting Water too hot Temperature is set too high Check shutoff valve and open fully Water shutoff valve is not fully opened Allow more water to flow Small amount of water has been heated Normal operation There is no need to call for service Fan continues to rotate after hot water faucet is closed This function is to supply hot water when the hot water faucet is reopened Normal operation There is no need to call for service Error Code Guide When an error code is displayed Close the hot water faucet turn off the switch on the remote control Wait for about 5 minutes before turning the switch on a
38. er heater NOTICE If water heaters are in a manifold system the main remote control connected to the mainfold controller MIC 180 has priority over remote controls connected to the water heaters Remote Control Projections Suitable Wall Anchors Base Plate Screws Control Screw Extension Cable Wall Penetration 21 Electrical Connection POWER CORD Indoor water heaters only 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 INDOOR MODELS ONLY Use only a power outlet with a ground terminal The installation of an electric leakage breaker 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 Indoor or Outdoor water heaters 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 water heater exac
39. event 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 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 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 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 debri
40. f 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 service to the water system is required Water Supply Connections Continued 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 illustration the top left 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 DO NOT use lead or plastic pipe To conserve energy and minimize
41. filters should be cleaned monthly Refer to the Housekeeping section for 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 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 located at the lower left corner of the water heater A minimum of 12 30 cm is required between this combustion air inlet opening and any obstruction The Air Intake and Water filters should be cleaned on a monthly basis 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 31 Unscrew the water filter and slide the filter out DO NOT
42. g a piece of 6 15 cm diameter snaplock or welded seam galvanized pipe up to 6 15 cm long Select the larger diameter half of the Wall Thimble for the outside of the wall Apply a continuous bead of high quality silicone or silicone latex caulk on the inside of the outer flange This will be the only weather seal to keep moisture outside the building Ensure a sufficient seal is made Position this portion of the Wall Thimble into the prepared hole from the outside Secure the assembly into the prepared opening using fasteners as indicated by sheathing or structural members sealing the screw heads with more caulking Use 4 hollow wall anchors at least 1 8 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 when passing through solid masonry walls Reinstall the decorative sheathing around the Wall Thimble This assembly may be painted to match the exterior decor Attach a screened 4 inch 10 cm termination fitting to the female end of a vent section or slip connector Use the method described in the Venting installation instructions page 13 Slide the vent in through the outside of the Thimble and seal the annular space with a thick bead of caulk Slide the interior portion of the Thimble into the
43. g 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 dry wall 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 10 feet 3 m Indoor water heater only 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 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 3 8 cm Loosen the adjustment screws of both the top and the bottom brackets to adjust the distance See diagram below Bracket Bracket Adjustment Screws Adjustment Screws TOP BOTTOM Upper Bracket Wood Screw Washer Wood Screw Washer Washer Wood Screw Lower Bracket 1 8 32 cm Clearance 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 pr
44. gain Open the hot water faucet If the error code remains shown Close the hot water faucet and turn off the switch on the remote control Take the proper action shown below and attempt operation of the appliance again If the error code is still shown Turn off the hot water faucet and turn off the switch on the remote control Take note of the error code displayed and call the customer service assistance number in the If You Need Service section of the manual on the back cover Notice If an error code other than those listed below is displayed immediately turn off the hot water faucet take note of the error code turn off the switch on the remote control and call the customer assistance number 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 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 Error Code Possible Cause What To Do 11 The Gas Shutoff Valve is not opened completely Open the Gas Shutoff Valve completely 12 Gas Service has been interrupted LP Gas is running low LP models only Contact Gas Utility Company
45. gging 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 venting instructions in this manual before completing the installation and putting the water heater into service DANGER Failure to install the 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 WARNING Use UL approved Category III Stainless Steel vent material only No other vent material is permitted WARNING Refer to page 7 for clearances to combustible material NO YES Venting Lengths MAXIMUM VENT LENGTH The system will not operate if there is excessive restriction pressure drop in the venting system A maximum of 47 feet 6 inches 14 4 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 42 feet 6 inches 13 m and three elbows can be used with 37 feet 6 inches 11 4 m of vent pipe A 90 elbow is equivalent to 5 feet 1 5 m to straight
46. h 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 The water heater should be installed with the proper venting materials and termination suitable for Category III venting 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 the water heater in small poorly ventilated rooms or in air tight rooms with air conditioning Do not install water heater where subje
47. heat loss insulation of hot water piping is recommended See Hot and Cold Pipe Insulation Installation on page 24 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 to the left Water Filter Check Valve Water Inlet Clean the Water Filter Water Nipple Air Relief Valve Hot Water Tap Drain Valve Union Pressure Relief Valve Water Shutoff Valve Cold Water Supply Inlet Hot Water Supply Outlet Relief Valve Discharge Line 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 Refer to page 22 or 23 for example of extension piece for T amp P relief valve installation The T amp P relief valve probe should not be directly in the flow path of the water Notice Use only teflon tape on cold and hot water connections and lines 11 12 WARNING 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 Leak Testing The water heater and its gas connections must be le
48. heater warranty is voided when failure of the heater is due to operation in a corrosive atmosphere NOTICE The water heater should not be installed near an air supply containing halogenated 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 Min 3 7 6 cm Air Openings Min 200 Sq In 1290 cm2 Manual Appliance Gas Shut off Valve Use amp Care Manual Wood Screw x 5pcs Washer x 4 pcs Tankless Unit FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids or other combustible materials in the vicinity of this or any other appliance To do so may result in an explosion or fire WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately 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 Improper installation adjustment alteration service or maintenance can cause property damage personal injury or death Refer to this manual Installation and se
49. iar with Category III venting inspect the venting system Check vent connection joint sections with a solution of soapy water to assure air tightness while the unit is operating Bubbles around a joint connection indicates a seal leak Refer to page 13 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 OUTDOOR water heater or the air intake filter and the vent terminal on the INDOOR water heater has not been blocked or contain debris Burner Inspection Visually inspect the main burners annually Through the sight glass inspect the burner flame with the main burner off and inspect the main burner while firing If any unusual burner operation is noted the water heater should be shut off until qualified service assistance can be obtained CAUTION For your safety burner inspection and cleaning should be performed only by qualified service personnel For cleaning a vacuum cleaner can be used on the burner Proper burner pattern Care and cleaning of the water heater Vacation and Extended Shut Down If the water heater is to remain idle for an extended period of time the power and water to the appliance should be turned off The water heater and piping should be drained if they might be subjected to freezing temperatures After a long shut down period the water heater s operation and
50. includes a parts list It is imperative 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 Any questions regarding the operation maintenance service or warranty of this water heater should be directed to the seller from whom it was purchased If additional information is required refer to the section on 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 chemicals known to the State of California to cause cancer birth defects or other reproductive harm Use amp Care Manual With Installation Instructions for the Installer Printed in Japan Tankless Water Heater D E S I G N C E R T I F I E D Warning This water heater is not suitable for use in manufactured mobile homes 31 52756 Commercial Indoor and Outdoor Gas CERTIFIED R Safety Information Safety Precautions 3 6 LP Gas Models 5 Installation Instructions Location of Indoor 7 Location of Outdoor 8 Water Connections
51. inside hole Be certain the interior and exterior Thimble halves overlap at least 1 2 5 cm If insufficient overlap exists extend the interior portion with single wall galvanized pipe Secure the Wall Thimble to the interior sheathing using suitable fasteners Secure the vent section or slip connector that protrudes through the Wall Thimble to the rest of the vent system as described in the Venting installation instructions page 13 Inner Thimble Section Outer Thimble Section 90 Elbow Inner Wall Outer Wall Inner Thimble Section Outer Thimble Section Vent Pipe Water Heater Caulk for weather seal Outside Wall 90 termination with screen Mounting Brackets Side View Side View WARNING Use UL approved Category III vent material only No other vent material is permitted CAUTION Follow the vent manufacturers installation instructions as design might vary from manufacturer to manufacturer Vent Adapter 3 8 cm Clearance Support Hanger Condensate Trap To Drain Dispose of condensate in accordance to local codes 1 4 per foot upward slope 3 91 cm Max Vent Adapter 3 8 cm Clearance Support Hanger 1 4 per foot downward slope 3 91 cm Max Typical Horizontal Termination w per foot DOWNWARD Slope Typical Horizontal Termination w per foot UPWARD Slope 18 Installing the water heater Vertical
52. int compound used Soap and water solution used to check all connections and fittings for possible gas leak Gas Company inspected installation if required F Relief Valve Pressure Relief Valve properly installed and discharge line run to open drain Discharge line protected from freezing G Venting Indoor Water Heaters Only Materials used are as instructed in the manual Vent connector s pitched downward to termination per foot of length minimum See page 13 Vent connector s securely fastened together with high temperature silicone 500 F 260 C and air tight All vent runs are properly supported Vent terminal is properly installed Sufficient combustion air is available Maximum and minimum vent lengths are observed H Electrical Wiring Voltage matches rating plate Water heater is properly grounded Supply cord and or wiring meets all local codes Installation Check List 26 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
53. ire flood physical damage or if the gas supply fails to shut off Do Not turn on water heater unless water and gas supplies are fully opened Do Not turn on water heater if cold water supply shut off valve is closed Do Not allow combustible materials such as newspaper rags or mops to accumulate near water heater Do Not store or use gasoline or other flammable vapors 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 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 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 Operating the water heater 28 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
54. it for any reason Outdoor Water Heater SPARK UNIT ACS 201X A C 100V 0401 ON 1 2 3 4 DIP1 ON OFF 1 2 3 4 SW1 SW2 SW3 Gas Valve Assembly Heat Exchanger Thermistor Heat Exchanger Outlet Thermistor Burner Assembly Blower Motor Flame Rod Electrodes Transformer Water Flow Solenoid Inlet Thermistor Ignitor PC Board PCB Burner Assembly Cover w sight glass Water Filter 5A 250V Fuse Unit Cover Panel 3A 250V Fuses 35 Required adjustment for up to 180 F 82 C water temperature settings WARNING Refer to scald potential warnings on page 4 before making adjustment Changing this setting is done at your own risk DO NOT alter the 4 DIP Switch if the setting of up to 180 F 82 C is not required Follow the instructions below if it is determined that a setting of up to 180 F 82 C is required Turn off remote control Turn off the gas and water shutoff valves Remove the front cover Find the DIP Switch 4 located at the top left hand side of the PCB See illustration to the right for DIP Switch location Change the DIP Switch 4 setting to the ON position DO NOT alter any other DIP Switch The LED on the PCB is flashing At the same time the display of the Main Remote Control starts to flash Press the Max button on the left hand side of the PCB for more than 1 second The LED on the PCB starts illu
55. it must be carefully followed NOTICE The hot and cold pipes should be insulated as shown to provide additional freeze protection Installing the water heater 25 A Outdoor Water Heater Location Outdoor water heaters must be installed outdoors Protected from freezing temperatures B Indoor Water Heater Location Close to area of vent termination Indoors and protected from freezing temperatures C Outdoor and Indoor Water Heater Location Proper clearance from combustible surfaces observed Sufficient fresh air supply for proper operation of water heater Air supply free of corrosive elements and flammable vapors Provisions made to protect area from water damage Sufficient room to service heater Combustible materials such as clothing cleaning materials rags etc clear of the heater and vent piping Water heater is properly attached to the wall D Water Supply Water supply has sufficient pressure Air purged from water heater and piping Water connections tight and free of leaks Water filter is clean and in place Materials used are as instructed in this manual Water pipes are insulated and protected from freezing E Gas Supply Gas type matches rating plate Gas supply pressure is sufficient for the water heater Gas line equipped with shut off valve union and sediment trap Approved pipe jo
56. lity 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 b Address where the water heater is located and physical location c Name and address of installer and any service agency who performed service on the water heater d Date of original installation and dates any service work was performed e Details of the problem as you can best describe them f List of people with dates who have been contacted regarding your problem
57. minating continuously At the same time the display of the Main Remote Control is on continuously Change the DIP Switch 4 setting back to the OFF position DO NOT alter any other DIP Switch The LED on the PCB will stop illuminating At the same time the display of the Main Remote Control will turn off Attach the unit s front cover Turn on the remote control gas and water shutoff valves Check and ensure safe operation and performance of the water heater See steps below to LIMIT maximum water temperature setting to 120 49 C Follow first four bullets points listed above then continue as listed below Press the Min button on the left hand side of the PCB for more than 1 second The LED on the PCB starts illuminating continuously At the same time the display of the Main Remote Control is on continuously Change the DIP Switch 4 setting back to the OFF position DO NOT alter any other DIP Switch The LED on the PCB will stop flashing At the same time the display of the Main Remote Control turn off Attach the unit s front cover Turn on the remote control gas and water shutoff valves Check and ensure safe operation and performance of the water heater ON 1 2 3 4 DIP1 ON OFF 1 2 3 4 SW1 SW2 SW3 ON 1 2 3 4 DIP1 DIP1 ON ON OFF OFF 1 2 3 4 Setting during adjustment to DIP Switch 4 for temperature O
58. mum temperature setting of 120 F 49 C Temperatures of up to 180 F 82 C can be achieved with dip switch adjustment Only qualified service personnel should perform this adjustment NOTICE Manifolding Applications Certain Commercial installations may require more than one water heater piped together in a manifold to supply enough capacity for high temperature and or water flow applications Special manifolding control kits are available for operating multiple heaters together Contact your dealer for details 20 Installing the Main Remote Control 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 Connection Terminals Gas Valve PCB 18 AWG Extension Cable Clamp NOTICE Extension cable can be any Type T 18 AWG wire similar to a thermostat wire and need not be polarity sensitive Do Not apply sealant to the remote control cable It is not recommended to have wiring exposed Remote Control Installation Connecting the MAIN UMC 117 remote control to the water heater Drill a 1 2 5 cm to 1 5 4 cm hole at the proposed control location Install the extension cable between the location of the remote control and the water heater Remove the base plate from the contr
59. n instructions Do not attempt to repair or replace any part of your water heater unless it is specifically recommended in this manual All other servicing should be referred to a qualified technician SAFETY PRECAUTIONS IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING 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 residential water heaters must be braced anchored or strapped to resist falling or horizontal displacement due to earthquake motions For residential 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 Sacramento 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 READ AND FOLLOW THIS SAFETY INFORMATION CAREFULLY SAVE THESE INSTRUCTIONS Installing the INDOOR water heater This water heater must be installed in accordance with these instructions local codes utility company requirements and or in the absence
60. ncy use pipe insulation Please install the insulation according to the illustrations above making sure to insulate all the way to the top Do not cover any drain or pressure relief valve s Do s Do follow all installation instructions convered in this manual Do check inlet gas pressure to ensure that it is within the range specified on the rating plate Do provide adequate air for combustion and ventilation as discussed in the Use amp Care Manual and the National Fuel Gas Code CAN CGA B149 in Canada Do maintain proper clearances to combustibles and non combustibles as specified on the nameplate Do ensure that the venting system complies with the guidelines found in the Use amp Care Manual and National Fuel Gas Code CAN CGA B149 in Canada Do contact local gas company to ensure gas meter and gas piping are adequately sized Do use teflon tape on water line connections and fittings Don ts Don t block or restrict Air Intake Opening located bottom left corner of the water heater Don t remove the front cover unless absolutely necessary This should only be done after being examined by a qualified service technician Don t install this product where standing water may occur Don t use pipe dope on water line connections and fittings During Installation of this water heater Hot and Cold Pipe Insulation Installation Gas Inlet Check
61. nded to reduce the risk of scald injury Contact a licensed plumber or the local plumbing authority for further information D A N G E R HOT Water temperature over 125 F can cause 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 BURN 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 4 IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING F PRIORITY POWER ON OFF 100 102 104 106 108 110 112 114 116 118 120 125 130 135 140 150 160 170 180 F Higher Hotter Lower Cooler 38 39 40 41 42 43 44 46 47 48 49 52 54 57 60 66 71 77 82 C Temperatures above 120 F 49 C can be achieved by adjusting the dip switch See page 35 for dip switch adjustment Notice Display shows F only 5 Both LP and natural gas have an odorant added to aid in detecting a gas leak Some people may not physically be able to smell or recognize this odorant If you are unsure or
62. odily injury or death WARNING D A N G E R FLAMMABLES Flammable Vapors Water heater has a main burner flame The main burner flame 1 which can come on at any time and 2 will ignite flammable vapors Vapors 1 cannot be seen 2 are heavier than air 3 go a long way on the floor and 4 can be carried from other rooms to the main burner flame by air currents Vapors from flammable liquids will explode and catch fire causing death or severe burns Do not use or store flammable products such as gasoline solvents or adhesives in the same room or area near the water heater Keep flammable products 1 far away from heater 2 in approved containers 3 tightly closed and 4 out of children s reach Installation Do not install water heater where flammable products will be stored or used unless the main burner flame is at least 18 above the floor This will reduce but not eliminate the risk of vapors being ignited by the main burner flame Read and follow water heater warnings and instructions If owners manual is missing contact the retailer or manufacturer 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 11 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 11 2 seconds
63. ol Draw the remote control extension cable through the central 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 upwards 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 Fix the control to the base plate at the bottom of the remote control using the screw provided Proceed to Connecting the remote control to the water heater to complete installation Connecting the remote control to the water heater Ensure that the power to the water heater has been disconnected Remove the front cover of the water heater Insert the remote control extension cable throught the hole at the bottom right hand corner of the water heater Connect the wires to the terminals on the top right hand side of the Printed Circuit Board PCB as shown in illustration to the left NOTICE The remote control wire connection terminals are not polarity sensitive Firmly tighten the terminal screws Secure the remote control extension cable using the appropriate clamp Replace the front cover of the water heater Switch on the power supply to the water heater Ensure proper operation of the remote control and wat
64. ort Clamp 1 4 per foot upward slope 3 91 cm Max Standard Vertical Vent Termination Alternate Vertical Vent Termination with Rain Cap Vertical Vent Termination Location The location of the vent terminal depends on the following minimum clearances and considerations see illustration Minimum twelve 12 inches 30 cm above roof Minimum twelve 12 inches 30 cm above anticipated snow level Maximum twenty four 24 inches 60 cm above roof level without additional support for vent Four 4 feet 1 m from any gable dormer or other roof structure with building interior access i e vent window etc Ten 10 feet 3 m from any forced air inlet to the building Any fresh or make up air inlet such as a dryer or furnace area is considered to be a forced air inlet Min 12 30 cm Above Roof Min 12 30 cm Above Anticipated Snow Level Max 24 60 cm Above Roof Without Additional Support Vent Pipe Through Roof Elbow Termination Elbow w Protective Screen Small 6 min 15 cm section of vent 19 Remote Control Installation One 1 remote control is provided with the water heater The following are considerations for determining the location of the remote control s DO NOT install any remote control outdoors or areas were it can come in contact with water Place remote control out of children s reach The remote control can be installed in
65. ower supply cord for freeze protection Care and cleaning of the water heater 32 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 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 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 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 how 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 if applicable Check and replace if necessary Error code display
66. ppliance 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 the water pipe system or water hammer arresting devices can be used to minimize the problem 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 12 of this manual for instructions on leak testing The air intake and cold water supply
67. r veranda porch deck or balcony Not Allowed Not Allowed A Clearance above grade veranda porch deck or balcony 12 inches 30 cm above anticipated snow level 12 inches 30 cm above anticipated snow level B Clearance to window or door that may be opened 6 inches 15 cm for appliances lt 10 000 Btuh 3 kW 12 inches 30 cm for appliances gt 10 000 Btuh 30 cm for appliances gt 10 000 Btuh 30kW 36 inches 91 cm for appliances gt 100 000 Btuh 30kW 4 feet 1 2 m below or to side of opening 1 foot 300 mm above opening C Clearance to permanently closed 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 4 feet 1 2 m 4 feet 1 2 m E Clearance to unventilated soffit F Clearance to outside corner G Clearance to inside corner M Clearance under veranda porch deck or balcony 3 feet 91 cm 3 feet 91 cm 16 Installing the water heater Additional Considerations 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
68. rance from Combustible and Non Combustible Construction Vent Pipe 3 8 cm min 2 5 cm min 2 5 cm min WARNING Follow vent manufacturers instructionwhile installing vent If required provide additional clearances from vent to combustibles per vent manufacturers instruction 8 Installing the OUTDOOR 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 from 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 Location of the OUTDOOR water heater This water heater is for OUTDOOR installation ONLY This water heater is an outdoor model and must be mounted vertically It must not be installed indoors or in a confined space The water heater should be installed close to the most frequently used outlet and its position chosen with safety and service in mind Make sure people particular children disabled and elderly will not touch the hot water outlet or the flue termin
69. ructure or exterior finish of the building Outdoor Water Heater Indoor Water Heater Inside Corner Caulk 6 1 8 m Caulk Zone If soffit vent is too close block off and install new vent at another location Caulk Caulk Rising moisture will collect under eaves 6 4 2 ft sq 60 x 60 cm sheet metal plate on brick or masonary surface recommended 1 8 m 6 1 8 m Caulk zone or to edge of window etc starting within 6 1 8 m RTV silicone caulk 1 2 m 17 Vent Horizontal Wall Thimble Installation An approved 4 inch 10 cm Vent Horizontal Wall Thimble must be used The Wall Thimble requires mechanical support from the wall sufficient to support any incidental loads on the system If the wall is not sufficient enough to support the Wall Thimble then appropriate additional framing and or blocking is required INSTALLATION PROCEDURE Prepare an opening for the Wall Thimble in the wall The opening must be 6 1 2 inches 16 cm in diameter for a 4 inch 10 cm vent system If there are not sufficient support members to secure the Wall Thimble or if there is a semirigid foam insulation layer under the sheathing appropriate fasteners must be used to secure the Wall Thimble to the support members The Wall Thimble is designed to adapt to any wall thickness from 3 1 2 9 cm to 6 15 cm thick If the wall is thicker than 6 15 cm the Wall Thimble may be extended usin
70. rvice must be performed by a qualified installer service agency or the gas supplier WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death 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 to explain the features operation safety precautions maintenance and troubleshooting of the water heater This manual also includes a parts list It is imperative 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 Any questions regarding the operation maintenance service or warranty of this water heater should be directed to the seller from whom it was purchased If additional information is required refer to the section on How to Obtain Service Assistance 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 chemicals known to the State of California to cause cancer birth defects or other repro
71. s been subjected to fire flood or physical damage turn off 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 F PRIORITY POWER ON OFF 100 102 104 106 108 110 112 114 116 118 120 125 130 135 140 150 160 170 180 F Higher Hotter Lower Cooler 38 39 40 41 42 43 44 46 47 48 49 52 54 57 60 66 71 77 82 C Temperatures above 120 F 49 C can be achieved by adjusting the dip switch See page 35 for dip switch adjustment In Use Indicator Lit during operation LED Display Displays water temperature and error codes ON OFF Indicator Temperature Adjustment Buttons Priority Indicator Notice The remote controller cannot be turned on when water is flowing or circulating through the water heater Notice Display shows F only 29 Care and cleaning of the water heater 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 a
72. s that could cause additional pressure drop Notice If using mixing valves on the outlet choose one which 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 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 With inlet water temperatures above 32 F 0 C but not exceeding 140 F 60 C Free of lime and scale deposits DO NOT reverse the hot and cold water connections The water heater will not operate CAUTION Reinforcement of the wall is required in case the wall is not strong enough to hold the appliance Installing the water heater 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
73. st edition of the National Electrical Code ANSI NFPA 70 or in Canada Canadian Electrical Code CSA C22 1 Part 1 22 Installing the water heater Typical Installation of Indoor Water Heater 90 Elbow 1 4 Per Foot Downward Pitch Wall Thimble Vent Termination With Protective Screen To Hot Water Faucet s Discharge Line To Suitable Drain Relief Valve Union Drain Valve 6 15 cm Air Gap Manual Gas Appliance Shut off supplied Sediment Trap Manual Gas Supply Line Shut off Valve Union Cap Cold Water Supply Shut off Valve Check Valve Vent Adapter F PRIORITY POWER ON OFF Remote Control Power Supply Cord Outside Wall Outside Wall Water Filter 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 the instructions or diagrams provided and take precedent over these instructions Vacuum Relief Valve Not Supplied If required install per local codes and valve manufacturer s instructions 23 Installing the water heater Typical Installation of Outdoor Water Heater To Hot Water Faucet s Discharge Line To Suitable Drain Relief Valve Union Drain Valve 6 15 cm Air Gap T r a p S h u t o f f V a l v e 24 For increased energy efficie
74. stall 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 should be maintained Minimum clearance from combustible and noncombustible 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 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 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 min 1 2 1 3 cm min 1 2 1 3 cm min 12 30 cm 24 61 cm minimum is recommended for service Top 12 30 cm Front 12 30 cm Back 0 with support bracket Side 1 2 1 3 cm Bottom 12 30 cm Minimum Clearance from Combustible and Non Combustible Construction Installing the water heater Proper operation of the water heater requires air for combustion
75. th 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 require ment 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 Nat ural Gas and Propane installation code WARNING Never use an open flame to test for gas leaks as property damage personal injury or death could result Manual Gas Appliance Shut off Supplied Sediment Trap Manual Gas Supply Line Shut off Valve Union Cap 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 Installing the water heater The water heater must be installed with a RTG20002B vent adapter or a UL approved Category III Stainless Steel equivalent 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 vent components adapters pipe elbows terminals etc shoul
76. tly as shown below A wiring diagram is also found inside of the cover panel A green screw is provided in the junction box for grounding connection Connect the live wire to black leg wire and the neutral wire to the white neutral wire WARNING 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 CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify correct operation after servicing B 8 R GR Y B O W BR AIR INTAKE FILTER SWITCH TRANSFORMER GND BK GND WATER FLOW SENSOR OVER HEAT LIMITER BK BLACK COLOUR CODE BR BROWN R RED W WHITE B BLUE GY GRAY GR GREEN O ORANGE Y YELLOW G Y GREEN YELLOW REMOTE REMOTE REMOTE UMC 117 USC1 117 USC2 117 FAN MOTOR FM 5 WIRING DIAGRAM FUSE 3A CIRCUIT BOARD SV3 SV2 SV1 SV0 W B R O Y W W CONNECTOR FOR CHECKING THERMOELECTROMOTIVE FORCE FUSE 5A 21 U 21 O S 1 3 2 B R GR Y B O W R1 BR R2 R3 R4 GR GR GY GY W Y R R R BR B Y W R W W R W BK BK BK BK BK BK BK BK BK BK BK BK BK W BK IGNITER ELECTRODE W 1 2 3 4 5 6 7

Rheem AP13731 User's Manual

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