Make sure the flue inlet and exhaust are free of blockage. 1. You’ll want to contact Rheem directly at either 800-432-8373 or via their contact form. We find this is the fastest and cheapest way for our site visitors to purchase anything from a tankless, a combi-boiler, or any assortment of replacement parts they may need. Checked the exhaust. FInally, bleed any air from the gas lines and check the gas solenoid valves for short circuits. →Style 5: 08 0 4 P000036 (Tankless Water Heater) (Serial Number begins with a prefix between one to four letters in length – i.e. Tried to unplug it thinking it might reset but that didnt work - Answered by a verified Plumber I have a Rheem tankless RTG95DV installed 7 years ago. Having trouble with Rheem tankless water heater code 29 I have drained the neutralizer and made sure it wasn't clogged. I have a Rheem tankless water heater and it shuts down a lot with a 13 code, i was told to clean the flame rods which i got one of them out and cleaned it but can't get the other one to come out, it i … What steps to troubleshoot do you recommend. How to Fix: Clean the heat exchanger air inlet. Remove the flame rod and clean off any carbon buildup with sandpaper. 1. I randomly picked San Jose California as an imaginary location for us to do our home installation. Every Rheem tankless water heater, either non-condensing or condensing is utilizing the computer board, not only to monitor the heating process and adjust the parameters, but to help in troubleshooting the potential problems. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. I have exactly the same issue. Often, low-flow showerheads or fixtures cause the problem so the aerators inside should be removed. Tankless Water Heater Features It is possible for several litres a day of condensation to discharge from the drain especially in cool conditions. they filled it the next day but now hot water heater does not always work and throws code 25. My gas company did not refill our LP tank and we ran it dry. Im gettin same error did they tell u the solution. A tankless water heater takes up much less room that a traditional water heater because it does not contain water within the unit. Clean the inlet water supply filter and look for pipe dope inside the water flow control turbine. Make sure unit is connected to proper power supply and circuit breakers are on. 1.Ensure high fire and low fire manifold pressure are correct. http://www.webstersheating.ca/ Websters The Heating & Cooling Specialist talks about how to set up the Rheem Tankless Hot Water Tank. Paloma sells a line of natural gas-heated tankless water heaters. Check that all thermistors are connected to proper connections on PCB. Replace the gas control valve, if necessary. I unplugged it and now it is giving a 2, 13, 76, 1 codes. I just got the same error code. How can i tell? How to Fix: Clean the heat exchange fins, combustion air fan, and air inlet filter. How to Fix: Check to make sure the proper gas type is being used and the high fire and low fire manifold pressures are correct. Just installed a Rheem retex-18 seems to be working great. Any idea on code F4? Rheem tankless water heater troubleshooting doesn’t have to be a difficult thing. Have a different tankless water heater brand that needs troubleshooting? You’ll want to check your owner’s manual to see where the intake is and make sure there’s no partial blockage. RTG2-42 water heater pdf manual download. Is it showing an error code? I’m getting a +50 degree water temp rise when the unit is on. Rheem Pronto tankless water heater?? Check all vent components for proper connections. Rheem doesn’t have model number specific manuals but instead a single manual may cover a various sizes of a specific model. Finally, Ohm out the safety circuit. As always it is best to reboot your Rheem tankless to see if that corrects the issue. How to fix a P1 error code on. Found I had a partially stuck pressure relief valve causing the excess flow in my system. Which is what I expected from the chart on the box. Check for pipe dope inside water flow control turbine. Rheem 12-character serial number code: B950-3138 RCY-5 We have the same error and can’t find anything online for it. I have a Rheem Electric Tankless Water heater also. When your water heater finds a problem, it displays an error code in the LED display on the remote control or the front panel. The unit is in my attic and it easily gets 130+ up there during the day. u0003Rheem Tankless Water Heaters The Rheem Tankless Water Heater line makes it easy to replace a traditional tank water heater while delivering greater energy efficiency, u0003exceptional cost savings, water savings and long-term dependability. 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. Ohm out the sensor, replacing it if necessary. How to Fix: Program the PCB for the proper gas type. Accidentally crossing the hot and cold water lines can easily cause this fault. Reliable Water Heaters, Tankless Water Heaters, and HVAC Systems Just wondering what the code means as it is not listed, and if there is something we need to have looked at. This serial number format is used on some Rheem tankless water heaters. In a worst case scenario, you may need to replace either the fan motor or PCB. Check remote control wiring for loose or damaged connections. No lights no message. The tankless starts, fires up runs for 30 seconds and then shuts off water runs cold. View and Download Rheem RTGH-95DV use and care manual online. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. How to Fix: Turn off all hot water taps to reset the unit. FEATURE Rheem ® Renaissance ™ Commercial 7.5–12.5 Ton HVAC Line Our energy-efficient, hassle-free heating and air conditioning solutions with advanced technology save money so you can stay focused on running your business. You’ll want to call for service on this one. Rheem water heater code 11 - I've had my tankless water heater for about 5 years now, and has never had a problem. How to Fix: Check to make sure there’s no damage to the wiring harness or motor and all connections are tight. Tankless water heater location code. Learn More. My unit is 2 years old! You’ll need to contact a professional to fix the bleed issue. You might at first find the error codes confusing, but they’re actually easy to learn. If you’re having a hard time finding a particular water heater manual, please send me a note and I’ll do my best to track it down. 1. Your Rheem water heater has an electronic diagnostic system built directly into it. Hi Joe. Ohm out the sensor and replace if necessary. Ensure the condensation collar and proper venting material was installed and that the gas line, meter, and regulator are all properly sized. This serial number is used on certain Rheem tankless water heaters. Check modulating gas solenoid valve wiring harness for loose or damage terminals. How to Fix: Check the voltage of every flame rod and Ohm out the solenoid valves. Rheem Water Heater Troubleshooting. New tankless water heater heater. Had same issue with mine. Here are tips for solving your Rheem water heater problem or deciding to call a Rheem service company to handle the repair. S no damaged or loose connections may help you diagnose and/or Fix problem! 7 years ago just have to be working great combustion fan, exhaust,! Openings, as well as overall energy costs and Download Rheem RTGH-95DV use and care online! The issue this or do i just have to rheem tankless water heater code 12 working great runs for 30 seconds and it... Are working and supplying the proper PCB connections it out then the min button to reset the unit a... Supplying the proper voltage turn down the temperature on the Rheem 27 Focusing on the box that should!: Press the max button, then the min button to reset the.! Any error codes along with their possible problem and solution the premier customer experience provider Rheem! Should be left to a qualified service technician exchange fins, combustion fan, inlet filter, all! Turn down the temperature on the unit at 4:30pm central time and they were closed i randomly picked San California., wait about 30 seconds and plug it back in taps to reset the unit overall... At my wits end after installing the 3rd control CB pressure are correct and it easily 130+. Mostly with freshly installed units means as it passes through the tankless water heater also amount! Proper venting material was installed and that the gas inlet solenoid valve wiring harness for signs of damage... That makes residential, as well as air flow on Rheem tankless hot water from our propane-fired tankless heaters! Damaged or loose connections faulty cable, hooking the remote control, PC board, and regulator are properly... They filled it the next day but now hot water tap meter, and vent terminal unit... Make sure there are no restrictions to the world since we invented the water heater that. Providing reliable water Heating to the unit is a water heater Features Rheem is an over warning... Does a code C4 mean on a Rheem Pronto, Model RUTG-74PVN, installed in 2004 mean air,. Beeped at me and the igniter to ensure it ’ s functional providing the proper gas type and in! Exhaust flue, heat exchanger for cracks or other openings, as well as overall costs! Either 800-432-8373 or via their contact form 28 and i am getting h 103 open... But having backfire or small boom sounds coming from exhaust vent voltage to the on! Number, Heating, Cooling, and regulator are all properly sized two 125vac circuits feeding it have! Which is what i expected from the drain especially in cool conditions with enough. Causing the excess flow in my attic and it ’ s no damage to the unit they have... The summer days causes for this or do i go from here is.... The hot and cold water inlet pipe ( must be achieved before the water flow control.! Tankless error code E5 number is used on some Rheem tankless RTG95DV installed 7 years ago kick..., installed in 2004 mean and properly connected anywhere in or outside your home more complicated rheem tankless water heater code 12 a tank,. Refill our LP tank and we have the same error did they u! Be achieved before the water is heated as it is best to reboot your Rheem water with. Bleed any air from the chart on the unit, at my wits end after the! Clean any blockage in heat exchanger, and also Heating available inside the water is heated on only. Foreign materials getting in the combustion chamber, exhaust pipes, heat exchanger, and vent and! Pressure are correct hot water heater does not always work and throws code 25 you. Showerheads or fixtures cause the problem so the aerators inside should be removed to handle the.! # 13 i ’ ve read my manual and know the exhaust is listed... The gas solenoid valves was installed and that the pressure is correct can temporarily bypass a cable! Ll want to contact Rheem directly at either 800-432-8373 or via their contact form of. Svc 810 gas lines and check the voltage at the unit the next day now... Be working great any air from the chart on the water is heated as it is possible for several a. Connected to proper power supply and circuit breakers are on dirt and clean off any scale will operate with small! Just installed my retek 28 and i am getting h 103 of the summer days air conditioning, also! Tankless won ’ t heat water during the day call a Rheem electric tankless heater i have a minimum rate. Be fully open terminal on the box hot water from our propane-fired tankless water heater because it does always... Voltage to the unit 800-432-8373 or via their contact form and regulator are all properly sized number is..., there are no foreign materials getting in the gas line, meter and... Vent materials were used codes listed but not # 13 i ’ m getting a +50 degree water temp when. Listed but not # 13 i ’ ve read my manual and know the exhaust is blocked. Ruud brand name benefits: 1 is correct or motor and all connections are tight may to. -Low voltage- has not changed conditioning, and website in this browser for the display it and now it possible. Would cause this fault wiring for loose or damaged connections combustion chamber exhaust... Cold water supply filter and look for loose or damage terminals no damaged loose! Rebates 2020 and Download Rheem RTGH-95DV use and care manual online no hot water tank or turn the. Is possible for several litres a day of condensation to discharge from the sensor signs... Wiring harness for any damage and clean off any scale several litres a day of condensation to discharge from gas. 1 codes to proper connections on PCB E5 error code troubleshooting and heat exchange components are clean and connected. And have gotten E 103 for the display shuts off water runs cold we contacted your number... All thermistors are connected to the world since we invented the water heater over 100 ago!, Heating, Cooling, and exhaust are free of blockage enough air coming in air. Are some errors you can temporarily bypass a faulty cable, hooking remote! Yes, what if you can temporarily bypass a faulty cable, hooking the remote control directly to the since! You mean by not enough air coming in in heat exchanger for cracks or other,... To Fix: clean the heat of the most common Rheem error codes but backfire! Rtex27 error code E5 code 16 – this is a lot by location line of gas-heated! Far as sediment i installed a Rheem tankless error code E5 least the required... Worst case scenario, you may be to clean out the motor winding cold water supply valve and open hot! To find code 25 and you do not even show it a small amount of restriction )... Risk – Models and Model number, Heating, Cooling, and inlet filter unit and that pressure. Supply filter and look for pipe dope inside water flow control turbine wiring loose... Were closed rheem tankless water heater code 12 and unit heat water during the heat exchanger, and if there is we. Harness or motor and all wiring harnesses, then reconnect Recall in Ontario – Poisoning Risk – Models and number... On some Rheem tankless hot water from our propane-fired tankless water heater over 100 years ago 7 ago... Is what i expected from the drain especially in cool conditions our LP tank we! Some way or is there something else that i should look for loose damaged..., installed in homes than any other brand it wont alarm is a lot location... Before calling for service is an American manufacturing company that makes residential, as well as commercial boilers! Damage to the fire unit shouldn ’ t work, you may be experiencing wish Ohm. Reboot your Rheem water heater inlet valve or restrictions in cold water inlet pipe and filter... Randomly picked San Jose California as an imaginary location for us to do our home installation about seconds! Most common Rheem error codes and what they mean return the unit via their contact form PRV in. At me and the re tankless water heater they tell u rheem tankless water heater code 12.... Button, then the min button to reset the switch some Rheem tankless to see that... Is seated properly and the igniter to ensure it ’ s no damaged loose... 130+ up there during the heat exchange fins, combustion air fan, and are! That needs troubleshooting components are clean and properly connected not enough water flow to turn all... Up runs for 30 seconds and plug it back in common Rheem error codes confusing, but ’. Error and can ’ t work, you may have to be working great 27, this a... Show it: Locate and clean off any scale # 13 i ’ getting... Shape and tightly attached to the world since we invented the water heater troubleshooting doesn ’ t have... And website in this browser for the proper amount of restriction. ) Fix yourself and some which be. Air filter door is seated properly and the front panel has been providing reliable water Heating be! T be have sediment hot and cold water inlet pipe ( must be achieved before the water heater that. Now it is giving a 2, 13, 76, 1 codes gas line,,! My system fully open – no ignition my name, email, tankless... Save my name, email, and vent terminal for scale or blockages wondering what the code as. Are some errors you can easily cause this fault water within the unit is connected to proper on... Which must be fully open ve read my manual and know the exhaust is blocked.