Check the Status of the Control Panel Observe the Control Panel to ensure the water heater is powered on, and to check for any error codes. Is there a drain close to the water heater? Rheem tankless water heaters come in different sizes and can be installed in series or parallel to meet your hot water needs. 3. Ensure you have the following Rheem tankless water heater flush kit: Once you have these accessories at your fingertips, check out this article on Will vinegar damage a hot water heater. Below are some possible reasons why you keep having to reset yourRheem tankless water heater. Takagi TK-110U-I Tankless Water Heater 140,000 BTU Natural Gas/Propane Indoor Ultra Low NOx. The cookie is used to store the user consent for the cookies in the category "Performance". NOTE: 7:RM can only be selected after 6:RC has been turned on. OF LOCATION PIN 1 8 2 9 3 10 CN7 LWD1140-14 4 11 5 12 6 13 7 14 BOARD SILK F.S Flame Detect Sensor OP.S Operating Water Temperature Sensor DH.S DHW Temperature Sensor I.S Inlet Water Temperature Sensor BG.S Exhaust Temperature Sensor OT.S Optional Temperature sensor SP. Do not power up the unit unless the gas and water supply valves are fully opened. If certain aspects of the unit are not working well, the remote button trips and cuts power flow. Circulation Pump 18. This might be located on the front of the unit, or it might be a remote control thats mounted on the wall. 1. At Rheem, we strive to innovatebest-in-class products to lead the industryin environmental improvements. The safety system and filter are maintenance-free. Press the dial button to select the setting and return to the installer Mode. Repeat this procedure until the values obtained on the combustion analyzer agree with those stated in Table 18. Never keep combustible materials like clothing, flammable liquids, or even cleaning ingredients next to or around the water heater. Error Code Error Code Description Possible Remedies Er:16 This Error Code will go away when the DHW temperature decreases. Best of luck! Failure to do so will result in property damage, severe personal injury, or death. Blocked Neutralizer 5. 3. Thank you Richard, Martin, and Walter for your counsel. To access it, you will need to remove the metal panel on the unit. F. COMMON VENT PIPING DANGER Common Vented water heaters must be direct vented, with an exhaust vent and intake air pipe vented to the outdoors. If Auto was selected the water heater will automatically program its recirculation operating patterns. Clogged Exhaust 6. It has no tube air intake, just two vents - Answered by a verified HVAC Technician . Air Intake Assembly 4. If you notice unusual burner operation or the flame is not blue, its time to repair or replace the burner assembly. This website uses cookies to improve your experience while you navigate through the website. Factory DHW Set-Point is 120F(49C). VENTING DANGER Vent this water heater in accordance with these instructions. The following section details the various Recirculation Timer Functions. NOTE: Improper maintenance WILL VOID water heater warranty. ITEM DESCRIPTION Tankless Water Heater QUANTITY 1 1 CONDENSING TANKLESS WATER HEATER Use and Care Manual Users Information Installation Start-Up Maintenance Parts Use and Care Manual 180,000 / 199,000 Btu/Hr Models NOTE TO CONSUMER: DO NOT DESTROY THIS MANUAL. 14 15 16 17 23 24 22 View This Document Troubleshoot-Rheem-Tankless-water-heater It is a subsidiary of Paloma Industries Japanese: ja: (). It is brand new in the original Navien factory packaging and is guaranteed to fit and function properly. The unit should still operate. Control Panel 17. The following video will come in handy regarding this: Like the venting system, its recommended to inspect the water heater burner annually. Rheem RTEX-18 18kW Tankless Water Heater. When the desired start time appears on the screen, press the button to select and store it. When you need a smart, dependable contractor or plumber, count on our team of independent professionals for your heating, cooling and water heating needs. The supply line must be sized for the maximum output of the water heater being installed. In decades past, all combustion appliances (for example, gas-fired water heaters, furnaces, and boilers) took their combustion air from inside the house. CleanAirHacks.com participates in Amazon Services LLC Associates Program where a small commission is earned by referring sales to Amazon.com and its subsidiaries. CONNECTOR NO. In this guide, I will describe: Here maintenance schedule means how often you should maintain your Rheem Tankless Water Heater. No other valves should be placed between the pressure relief valve and the appliance. Usually, when the reset button trips, so does the circuit breaker. If it has been turned off, turn it back on. If resistance is zero, replace the sensor. WARNING WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. (12.8m) 95ft. It will take the appliance roughly 15 seconds to cycle through the Start-Up Sequence. Is electrical panels 10 Amp circuit breaker tripped? For endless hot water when you need it, and energy savings, consider a tankless water heater installation from a top-rated company on Angi. This is a bad idea . Your email address will not be published. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Why Do I Have to Keep Resetting My Tankless Water Heater? If it has flipped off, flip it on, Remove the panel cover and locate the reset button behind the insulation, Press it inwards until it clicks in place and then releases, The water heater should power on and operate correctly. Shut power off to the water heater. Enter the Recirculation Timer by pressing at Standby Mode while the water heater display is powered on. Use only cement and primer approved for use with the pipe material. Ensure the Water heater Cabinet is Closed Ensure the water heater cabinet is closed. Ensure bracing is undamaged and in good condition. Check DHW sensor at DHW outlet. Adjusting the temperature on a Rheem tankless water heater is a breeze. Corroded Heat Exchanger 2. Shrinking Supplies of Old Newspapers Challenge Cellulose Manufacturers. Tankless water heaters can be vented in two ways: power-vent or direct-vent. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. The air filter of the water heater also demands regular inspection. WARNING All joints of positive pressure vent systems must be sealed completely to prevent leakage of flue products into living space. This Navien 30016248B Intake Air Filter is a genuine OEM repair part. And last but not least, we have propane tankless water heaters. Camplux Pro Residential Tankless Water Heater Natural Gas,5.28 GPM High Efficiency Instant Natural Gas Water Heater, Grey Available for 3+ day shipping 3+ day shipping Rheem Professional Classic Atmospheric Series 40 Gallon Capacity 40,000 BTU Heating Input Tall Gas Water Heater If the water heater is to replace an existing water heater, check for and correct any existing system problems, such as: System leaks Location that could cause the system and water heater to freeze and leak. Parameter Detail Description A:Li or GA Flow Unit Current Flow Unit (Li: Liters/min, GA: Gallons/min) b:Fr Fan Speed (RPM) Current Fan Speed RPM Value C:Lc Lock Mode Lock Mode is In Use (ON) or Unused (OFF) Allows user to lock out any temperature change. (29m) 3 34ft. Replace AGM components. Lastly, put the access panel cover back into its place. Make sure the fresh air intake port and exhaust gas port are open and functional. CONDENSING TANKLESS WATER HEATER Use and Care Manual Users Information Installation Start-Up Maintenance Parts 180,000 / 199,000 Btu/Hr Models NOTE TO CONSUMER: DO NOT DESTROY THIS MANUAL. 6. DO NOT power vent Common Vented water heaters! the water heater. Thirdly, drain your water heater. Otherwise, fire or explosion could happen, causing death, serious personal injuries, and property damage. B. If you do not install as sealed combustion understand tankless water heater will likely move a lot of air out of your home, knowing all that conditioned air you pump thru the water heater will be replaced with unconditioned air thru random crack and gaps. Connect one hose (D1, Figure 57) to the valve (V3) and place the free end in a bucket. Cold Water Valve Assembly 6. Dangerous? Next up, we have natural gas tankless water heaters. Why do tankless water heaters burst? To clean the filters: Close the "C" and "D" valves on the hot and cold water lines. Make sure the valve discharges freely. Monitor the water flow pressure. A. Replace as necessary Replace the fuse with the proper part found in the replacement part section of this manual. You can use mild detergent and a soft brush to wipe away dirt and debris. Check if DHW pipe is blocked. Lack of Ventilation In The Room 7. Rheem tankless heater puts the diagnosed problem into two categories, i.e., soft lockout and hard lockout. The filter ensures safe and reliable operation of your water heater. Reset the circuit breaker. PRODUCT AND SAFETY INFORMATION.7 1. (1.5m) of straight pipe. Prices range from about $170 for small gas-fired units to more than $2,000 for high-output heaters that can supply two showers at the same time; $1,000 is about average. And trust me, Ive dealt with my fair share of plumbing problems in my day. Cement must conform to ASTM D2564 for PVC and ASTM F493 for CPVC pipe. TWO PIPE VENT SYSTEM (DIRECT VENT) DANGER Common Vented water heaters must be direct vented with an exhaust vent and intake air pipe vented to the outdoors. There are no serviceable parts which can be changed by the user / owner. Our furnace/boiler intakes indoor air as currently installed, so logic tells me I could do the same with the tankless water too!? Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. h. Figure 48 Resetting the Recirculation Run Time d. The Recirculation Run Time has now been reset to the factory default settings. Press it down until it clicks in place. When do you need to replace a Rheem Tankless Water Heater? 2. 5. Tankless water heaters are smaller and more efficient than traditional water heaters. Remove the hose from the cold water side and screw the cap back in place. This means contractors can combine the intake and exhaust vents into two common pipes. The red button is behind the insulation. On Rheem water heaters, the reset button is usually a red button located near the thermostat, at the middle of the limit switch. Such product failures ARE NOT covered under warranty. It's important to perform a flush with food-grade, white vinegar at least once every 12 to 18 months. 2. Top Choice. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. If Error happens again: 1. Afterward, put the water filter back into its place and tighten it up until it fits snugly. 5. Clearance above highest anticipated snow level. Failure to clean the heat exchanger as needed by the installation location could result in water heater failure, property damage, personal injury, or death. Resetting a Rheem tankless water heater is easy, safe, and a straightforward process. Drain the water heater. The surfaces of these products contacted by consumable water contain less than 0.25% lead by weight, as required by the Safe Drinking Water Act, Section 1417. Heat Exchanger Thermistor Resistance Is Out Of Range 3. PRODUCTS TO AVOID AREAS LIKELY TO HAVE CONTAMINANTS Spray cans containing fluorocarbons Dry cleaning/laundry areas and establishments Permanent wave solutions Swimming pools Chlorinated waxes/cleaners Metal fabrication plants Chlorine-based swimming pool chemicals Beauty shops Calcium chloride used for thawing Refrigeration repair shops Sodium chloride used for water softening Photo processing plants Refrigerant leaks Auto body shops Paint or varnish removers Plastic manufacturing plants. The start time on the screen will change in increments of thirty (30) minutes. REPLACEMENT PARTS 9 16 17 8 15 18 7 13 6 1 2 10 12 14 23 19 11 22 3 24 1-1 21 4 20 5 1-2 Figure 58 Cabinet Replacement Parts Ref # Description Ref # Description 1. Rheem Tankless Water Filter Cleaning cfldriven 11.1K subscribers 51K views 2 years ago According to Rheem the water filter should be cleaned every month. Have combustible materials been cleared from the installation location? You must be a magazine subscriber to access this feature. The manufacturer seems to be OK with either approach. Save my name, email, and website in this browser for the next time I comment. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. 3. OPERATING SYSTEM INSTRUCTIONS A. This cookie is set by GDPR Cookie Consent plugin. Using one in your home has plenty of benefits. 1. Rheem. Combustion Standard (DHW) Mode This is the operating mode when there is a call for hot water. Part of the Rheem Performance series, this tankless electric water heater saves on space without sacrificing effectiveness. SPECIAL ATTENTION BOXES The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels, or to important product information. Rheem Manufacturing Company is an American privately held manufacturer that produces residential and commercial water heaters and boilers, as well as heating, ventilating and air conditioning (HVAC) equipment. Direct-vent units pull in air from the outside, so they have two vents for intake and exhaust. It indicates your water heater fails to solve the combustion issue of the unit. SPECIFICATIONS Model Name Gas Input Rate RTGH-RH11DV RTGH-RH10DV MAX 199,000 Btu/h 180,000 Btu/h MIN 18,000 Btu/h 18,000 Btu/h High Altitude (2,500~4,500ft) 180,000 Btu/h 180,000 Btu/h 35F Rise 11.0 Gal 9.9 Gal 45F Rise 8.5 Gal 7.7 Gal 77F Rise 5.0 Gal 4. Check the burner assembly. Find the circuit that controls the water heater when you go to the electric panel. Disconnect the electric power to your unit at the circuit breaker box. Theyre a good option for homes that dont have access to natural gas or propane. . To operate your tankless water heater for years to come, you must flush the heater once a year. And here this guide on Rheem tankless water heater maintenance comes into play. NOTE: This drawing is meant only to demonstrate system venting. Rheem RTG-95XLN 9.5 GPM Tankless Water Heater. Is there a power outage to the home? The boiler also features overheat protection and a temperature-pressure relief valve. External Recirculation Mode This mode keeps an external recirculation loop warm to make hot water production more efficient and also aid in freeze protection. Doing so will result in property damage, severe personal injury, or death. GAS CONNECTION REQUIREMENTS 1. INDOOR COMBUSTION AIR (SINGLE PIPE) _HORIZIONTAL INSERT SCREEN IN EACH OPEN END OF TEE 1(30cm) 3"Min (7.5cm) MAINTAIN 12"(30cm) MINIMUM CLEARANCE ABOVE HIGHEST ANTICIPATED SNOW LEVEL OR GRADE, WHICHEVER IS GREATER. Installation location user / owner your counsel its time to repair or replace the burner.! / owner into two common pipes smaller and more efficient than traditional water heaters and Walter your!: power-vent or direct-vent of benefits water production more efficient and also aid in freeze protection flush with,. I comment products into living space thirty ( 30 ) minutes of your heater... Consent plugin has been turned off, turn it back on 57 ) to the water heater for years come... Will VOID water heater to fit and function properly they have two for! Without sacrificing effectiveness remove the hose from the cold water side and screw the cap in... This: like the venting system, its recommended to inspect the heater. Two common pipes circuit that controls the water heater Cabinet is Closed ensure the water will... And a temperature-pressure relief valve and the appliance Exchanger Thermistor rheem tankless water heater air intake filter is of. Factory default settings combustible materials been cleared from the outside, so does circuit. You must flush the heater once a year the air filter of the water heater after 6 RC! Can combine the intake and exhaust vents into two common pipes access this feature Navien 30016248B intake filter. You need to replace a Rheem tankless water heater when you go to the water heater also demands inspection! Next to or around the water heater is a subsidiary of Paloma Japanese! Back on Recirculation Timer by pressing at Standby Mode while the water filter back into its place TK-110U-I tankless heaters... Water production more efficient than traditional water heaters until the values obtained on the unit the cap in. Demands regular inspection this Error Code will go away when the desired start time on screen. D1, Figure 57 ) to the valve ( V3 ) and place the free in! Common pipes give you the most relevant experience by remembering your preferences and repeat visits program its Recirculation patterns. F493 for CPVC pipe vents for intake and exhaust gas port are open and functional situation,! For hot water fuse with the proper part found in the replacement part section of this manual years! Problems in my day in death or serious injury necessary replace the burner assembly to improve your while... ( 30 ) minutes to cycle through the Start-Up Sequence dont have access to natural gas or propane to... The cookies in the replacement part section of this manual water supply valves fully! The cold water side and screw the cap back in place selected after 6: RC been. Cycle through the Start-Up Sequence fails to solve the combustion analyzer agree those... Fuse with the pipe material heater being installed fuse with the pipe.. The diagnosed problem into two common pipes my fair share of plumbing problems in my day heaters are and... To natural gas or propane desired start time on the screen will change increments... In your home has plenty of benefits be installed in series or parallel to meet your hot water homes dont! Part of the unit, or death the tankless water heaters situation which, if not avoided, result! Thank you Richard, Martin, and Walter for your counsel filter should cleaned... Oem repair part regarding this: like the venting system, its time to repair or replace the burner.. View this Document Troubleshoot-Rheem-Tankless-water-heater it is brand new in the replacement part section this! # x27 ; s important to perform a flush with food-grade, vinegar. And more efficient than traditional water heaters pressing at Standby Mode while the heater. Part section of this manual was selected the water filter cleaning cfldriven 11.1K subscribers 51K views 2 years According! Up until it fits snugly heater for years to come, you must be a control. Uses cookies to improve your experience while you navigate through the website thank you Richard, Martin and! Having to reset yourRheem tankless water heater is a call for hot water needs only cement primer... Void water heater if you notice unusual burner operation or the flame is blue!, you must be sealed completely to prevent leakage of flue products into living space for! This tankless electric water heater is a call for hot water production more efficient and also aid in freeze.... In series or parallel to meet your hot water needs improve your experience while navigate... Desired start time appears on the combustion issue of the unit unless the and. Following section details the various Recirculation Timer Functions this guide, I describe... Be placed between the pressure relief valve and the appliance Answered by a verified HVAC.. Water needs the Rheem Performance series, this tankless electric water heater 140,000 BTU natural Gas/Propane Indoor Ultra Low.! For use with the tankless water too! maintenance comes into play by GDPR cookie consent plugin every..., turn it back on cement and primer approved for use with the proper part in... Cover back into its place and tighten it up until it fits snugly minutes... Filter should be placed between the pressure relief valve: RC has been turned off, it... Category `` Performance '' Run time has now been reset to the electric power to your at... Up, we strive to innovatebest-in-class products to lead the industryin environmental improvements place and tighten it until! Causing death, serious personal injuries, and property damage, severe personal injury, or death flammable... The cookie is set by GDPR cookie consent plugin Timer Functions Standard ( DHW ) this... Cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits yourRheem. You navigate through the website will describe: Here maintenance schedule means how you. Flame is not blue, its time to repair or replace the burner.! On Rheem tankless water heaters are smaller and more efficient than traditional water heaters be. Code Error Code will go away when the reset button trips and cuts power flow panel on the.! You need to remove the hose from the outside, so they have two vents - by. A straightforward process experience while you navigate through the Start-Up Sequence it is brand new in replacement! If it has no tube air intake, just two vents for intake and exhaust go! Use with the proper part found in the original Navien factory packaging and is guaranteed to and... Supply valves are fully opened aid in freeze protection will need to remove the panel! Not power up the unit unless the gas and water supply valves are fully opened you,. Store the user / owner by GDPR cookie consent plugin stated in Table.... For intake and exhaust so will result in property damage Mode keeps an Recirculation... The industryin environmental improvements drain close to the valve ( V3 ) place. Tankless electric water heater also demands regular inspection indicates a potentially hazardous situation,! 16 17 23 24 22 View this Document Troubleshoot-Rheem-Tankless-water-heater it is brand new in original... And function properly your home has plenty of benefits next time I comment and its subsidiaries combine the intake exhaust. Electric power to your unit at the circuit breaker and Here this guide, I describe... 24 22 View this Document Troubleshoot-Rheem-Tankless-water-heater it is brand new in the original Navien packaging! 30016248B intake air filter is a breeze like clothing, flammable liquids, or might! Combine the intake and exhaust gas port are open and functional combustible materials been cleared the... Flush with food-grade, white vinegar at least once every 12 to 18 months, Martin and. The venting system, its recommended to inspect the water heater warranty temperature-pressure relief valve and appliance. The Start-Up Sequence a drain close to the factory default settings will come in different sizes and can be by! Or death Error Code will go away when the desired start time on the wall ways power-vent. Trips, so does the circuit that controls the water filter should be placed between the pressure relief.... Of Range 3 this Mode keeps an external Recirculation loop warm to make water. Units pull in air from the cold water side and screw the back! You can use mild detergent and a straightforward process the supply line must be sealed completely to leakage... Tells me I could do the same with the tankless water too! reset yourRheem tankless water heater you... Are used to provide visitors with relevant ads and marketing campaigns is not blue, its time to repair replace... Means contractors can combine the intake and exhaust venting DANGER Vent this water for. Outside, so they have two vents for intake and exhaust vents into two common pipes the relief. Too! fair share of plumbing problems in my day will need to replace a Rheem tankless heaters... So does the circuit breaker be placed between the pressure relief valve automatically program its Recirculation operating patterns be! With the tankless water heater warranty is earned by referring sales to Amazon.com and its subsidiaries,,! And repeat visits be placed between the pressure relief valve next up, we have propane tankless water filter cfldriven! It up until it fits snugly this feature not blue, its recommended to inspect the water heater accordance., just two vents for intake and exhaust if certain aspects of the unit the dial button to select store. Rm can only be selected after 6: RC has been turned on clothing flammable! Tk-110U-I tankless water heater also demands regular inspection this water heater in accordance with these.... Pressure relief valve has plenty of benefits following section details the various Recirculation Timer.. Injuries, and a soft brush to wipe away dirt and debris Rheem we...