The flow meter sensor is also referred to as a water temperature sensor. What does E5 mean on my Rheem tankless water heater? LEARN MORE. Rheem Tankless Water Heater Code 14: Reasons & Solutions, Rheem Tankless Water Heater Code 13 [How To Fix], Basement Watchdog Battery Alarm Add Distilled Water, Basement Watchdog Battery Alarm [Corroded Terminals Or Bad Battery], Basement Watchdog Pump Was Activated Alarm. Check if the fan motor shaft moves freely and is not blocked or damaged. Another problem that might occur when the water flow is reduced is the excessive temperature of the heat exchanger. Lastly, ensure the igniter wire harness is intact. Our whole-home gas and electric models are great for homes with busy families, homes with luxury bathrooms and vacation homes, while our point-of-use electric models are ideal for a single faucet or shower. Inspect the condition of the flame rod and blower motor, the air intake, and exhaust vents. Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. Symptoms, causes Upgrade to solar hot water heaters and reduce your carbon footprint while enjoying savings on your energy bills. #2- Turn on the water valve and open all the hot water faucets to create the hot water demand. Excess Water Flow 2. Improper fuel type, defective heat exchanger, clogged venting system, and faulty Molex connection are some culprits responsible for an overheated exchanger. When the temperature of the heat exchanger rises higher than normal, the film wrap sensor activates. After thoroughly reading, hope that there should be no queries left over on this error code. I'm a licensed Home Inspector, Certified Professional Inspector (CPI), Certified Master Inspector (CMI), and FHA 203k Consultant. #3- Now, remove the monometer tube from the monometer and block the tube end with the finger until the reading reaches 00. Ensure the heat exchanger flapper is not blocked and moves freely and that the whole vent system is clean and not blocked. Error Code 15 The burner assembly fires up only when you open the hot water tap. Ensure there are no loose connections. First off, turn the unit off at the remote controller or at the circuit breaker. Ensure that nothing is blocking the airflow and that the heat exchanger is not damaged. A clogged condensate drain line and incorrect condensate line piping are the common causes to block the drainage system. Ensure it touches the flame. The valves, the main burner, the flame rod electrodes, or the PCB may need to be replaced. Causes | Symptoms | Prevention, Solar Hot Water Heaters Buying Guide - Types, Advantages and Benefits. Rheem tankless water heater code P1 and how to fix it, dedicated guide to learn the detailed procedures, Noritz Tankless Water Heater Code 16 [Why + How To Fix], Noritz Tankless Water Heater No Water Flow [Reasons + Fixes], Noritz Tankless Hot Water Heater Codes 11 And 12 [Why + How To Fix], Bradford White Water Heater No Status Light [Why+ How To Fix], Noritz Tankless Water Heater Code 14 [Reasons+Solutions]. As a basic inspection, start with verifying that there is water flow through the unit. A clogged air inlet filter, dirty heat exchanger fins, and bad heat exchanger thermistor are some culprits behind this issue. Rheem error code can display when the neutralizer or drain pipe gets clogged. Here's how to do so: 1. The water heater will trigger the error code E5 if there is too much water flow. To troubleshoot Rheem error code 24, switch off the unit and check if it works with the disconnected remote control. You cant use both these fuel types together. Disconnect the remote control, switch the unit on, and open a hot water tap to start it. At times, only setting the thermostat temperature too high leads to a water heater overheating. However, you should replace the PCB if the fans pulse output or the fan doesnt receive enough voltage. If the remote works, the problem is with the cable, and if it doesnt, with the remote control itself. If there is enough current running, you may need to replace the burner assembly; otherwise, replace the PCB. Your water heater will flash this error message on the control panel due to: Firstly, determine whether there is a problem with the remote control wiring or the remote control itself. Now, you may ask- how can I determine whether the suspect is the remote control or its wiring? ON/OFF Dial Control with adjustable digital temperature display. Checking the main burner and cleaning it will also worth it. Remove and clean any buildups and blockage in the condensate drain system. Rheem Tankless Water Heater Error Codes P1, 02. Rheem Tankless Water Heater Code 14: Reasons & Solutions 01. To fix this issue, you need to slow down the flow rate. Rheem Tankless Water Heater Error Code 11, 07. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. Home | Sitemap | Blog| Privacy | Disclaimer | Contact| About. Blocked Water Inlet Filter 3. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. If you're looking for help fixing your Rheem Water Heater, look no further! The consent submitted will only be used for data processing originating from this website. Nonetheless, freezing weather can also block up the neutralizer drainage system. It backs to the heater and leads to the heat exchanger getting too hot. Measure the high and low-pressure readings and compare them with the manual. We and our partners use cookies to Store and/or access information on a device. If this sensor is at fault, it will not send a signal to the computer, which starts the tankless unit. Those error codes dont only help you understand the actual problem with the unit but also make it a breeze to fix them. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. First up, take a look at the below quick solution table for the error code 14 on your Rheem tankless water. Ensure the programming chip is suitable for your Rheem model, and the altitude at which the unit is used. If it has flipped off, flip it on. Next, check the venting, PCB Molex connectors, and the fuel that youre using for the ignition in your tankless system. An example of data being processed may be a unique identifier stored in a cookie. Rheem error code 32 can be caused by scale buildup on the inlet water filter or other thermistors, damaged or bad wiring, and short circuits. Restart the unit and confirm the water control receives enough voltage. Rheem error code 51 indicates a problem with the gas inlet solenoid valve. If your Rheem displays an error code 66, confirm the unit receives enough water and all wiring connections are in good working condition and tight. Ensure you eliminate every obstruction from the vent termination of the building and the flapper valve. Regarding this, measure the resistance of the Molex connector U between both white wires. Check the thermostat on the remote control; it might be set too low. Of course, dont hesitate to replace the blower motor if it gets broken. Overall, almost all tankless water heater uses common fuel sources. Phase #2: Unscrew all the screws from the top panel. Rheem error code 15 is displayed when the heat exchanger reaches and maintains 207F for 15 seconds. Check the heat exchangers resistance reading as part of the troubleshooting process. Cracked or broken heat exchangers, using improper fuel type, and clogged venting systems are the reasons behind an overheated heat exchanger. You should also measure the Molex connections resistance. Rheem error code 33 indicates a hot water outlet temperature thermistor problem. Besides, your water heater will throw the error code P1 if the water flow sensor goes bad. During the troubleshooting, you can remove the vent structure from the unit and start it. Insufficient fuel or restricted gas flow, faulty gas solenoid valves, defective igniter wire harness, and a problem with the igniter are some caveats that trigger the error code 11. Test the Molex connector at the PCB and replace it if needed. Eric Alvarez is an HVAC guy based in El Paso, Texas, United States. Afterward, take out these two screws from the top of the computer board. Your tankless water heater will throw this error message when the Overheat Film Wrap is at fault. Clogged Combustion Chamber> Clean out the combustion chamber using an air compressor.> Also, blow the dirt from the burner. If the temperature is not within specifications, replace the thermistor, and if it is, you may have to replace the PCB. They are dirty or defective flame rods, faulty ODS thermocouples, and incorrect burner manifold pressure. Then, put back the front cover panel and restore the power supply to your water. Rheem's tankless hot water heater error code P1 signals an issue with a low flow of water through your heater system, usually due to debris of some kind. Rheem Tankless Water Heater Code 14 Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. Fortunately, we broke down every possible culprit responsible for the activation of the Overheat Film Wrap. The diagnostics become simpler since the Rheem tankless heaters use the electronic control board and advanced technology with an optional remote controller and control panel. Whenever you are encountering this error code, look for the cracked or broken heat exchangers as it is the leading factor for the faulty film wrap sensor. Save my name, email, and website in this browser for the next time I comment. We hope those troubleshooting steps we mentioned will help you clear the error message 14. Also, make sure the gas flow valves are open and they dont get clogged with dirt or residue buildups. Side 1/2" NPT water connections. Check the air inlet filter, clean it, and ensure the vent pipes are connected correctly. To determine the root cause of the issue, use a jumper wire to directly connect the remote control to the PCB. Error Code 05 Tried to unplug it thinking it might reset but that didnt work - Answered by a verified Plumber. Now, pull out the burner. 13kW Model Flow Rate: up to 3.17 GPM. Attach the remote control to the tankless unit with a different wire. Rheem error codes 92 and 93 indicate that the neutralizer is due for a replacement. So, follow the troubleshooting steps we mentioned to clear the error message. Replacing the control board is the only solution to fix this water heater issue. How to Fix: Turn off all hot water taps to reset the unit. On top of this, you must ensure the drain will not allow backflow. Then, inspect the gas solenoid valves and make sure they work properly. #4- Locate the manifold pressure adjustment buttons on the PCB of your water heater. If nothing works for you, I suspect the PCB is the culprit. This is a complete guide on Rheem Tankless Water Heater Error Codes. Did not see that error code here. Info about all performed services, including dates. From top to bottom of this guide, we broke down every error code our tankless water heater displays. If the venting system gets blocked by dirt, debris, or insects, the harmful gasses fail to go through the pipe. Clean out blocked venting. If the waters temperature is too high, this should be indicated in the maintenance information. To fix the Rheem error code IL, drain and flush the heat exchanger as recommended in your owners manual, which Rheem has provided. Use the error code guideline below to identify the problem, or. Cause: The water heater and its burner doesn't get enough gas. After ensuring the correct fuel supply, still you are noticing the same error, blocked venting is another major factor to suspect. You may need to replace the thermistor or the PCB. Why do tankless water heaters burst? Next, disconnect the wiring from the remote control and plug your water heater into an outlet. Replace the PCB or the communications cable if necessary. Rheem error code 34 can be caused by scale buildup on the ambient combustion air sensor, blocked vent terminals, fan blades, airflow, damaged or bad wiring, and short circuits. Basically, it is determined through the manufacturers recommendation. All Plumbers are screened, licensed, and insured. Our comprehensive Rheem Water Heater Troubleshooting guide will explain common is. An example of data being processed may be a unique identifier stored in a cookie. In the case of error code 14 on the Rheem tankless water heater, using the wrong type of fuel and incorrect manifold pressures is the first responsive factor to check. Dirty Air Filter 4. When the ODS gets activated, your tankless water heater will trigger the error code 13. Step 1 and 3 plus b. First up, figure out the all responsive factors for the code and fix those. e. Improper fuel type, rusty or defective heat exchanger, and faulty Molex connector are some caveats responsible for triggering this error code. If it does, the unit should be good and restarted. Rheem error code 03 is found on units with MIC-180 or EZLink. Rheem error code 16 indicates that the outlet water temperature is too high. Step #4: Besides, if you find the connector is in place, determine it is time to test the connector electrically. Error code 14 on the Rheem tankless water heater is mainly related to theOverheat Film Wrap. You can do so by disconnecting the terminals where the wiring is fixed to the heater. I started HomeInspectionInsider.com to help people better understand the home inspection process and answer questions about homeownership and home maintenance. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. SVC 810 Tankless Troubleshooting Manual Connector and Hot Water Outlet Thermistor a. Press it inwards until it clicks in place and then releases. Ensure the flame rod wiring is correct and clean. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. So, stay in tune with us and explore the way of clearing the error code 14. However, there is also another meaning of the error code 29. Lack of Ventilation In The Room 7. If there is no information, the unit should be working correctly. Besides, faulty water control assembly is another reason responsible for flashing the error code 65. On your rheem tankless water heater into an outlet will explain common is condition of the steps! And its burner does n't get enough gas flapper is not blocked gets. Chip is suitable for your rheem model, and clogged venting systems are the common causes block... The Molex connector are some culprits responsible for an overheated heat exchanger fix this water heater, no! You are noticing the same error, blocked venting is another reason responsible for an overheated exchanger. 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