41 when the water is turned back on within a few minutes of the demand system cycling, and cold water sandwich is created. Debris will damage the Rinnai Water Heaters. It just happened today. • Ensure dip switches are set to the proper position. Plus, there is a slight delay between the time they detect water flow, and when the heaters actually kick on. You could buy an MV-100 controller for the V65 and it will give you a boat load more info. 0000000016 00000 n I did an acid flush of the heat exchanger and now the Rinnai seems to be working normally, or at least a lot better. The range of Rinnai continuous flow water heaters referred to in this manual are incompatible with solar water heating systems. Oh, I didn't notice I could attach images... Something odd I noticed while troubleshooting further is that the inlet water temperature reported on the controller drops when the heater turns on. Something odd I noticed while troubleshooting further is that the inlet water temperature reported on the controller drops when the heater turns on. 0000002974 00000 n With the water heater turned off, press and hold the ON/OFF. ... a spark when unit is cycling. 0000006131 00000 n %PDF-1.4 %���� 2. All of the other Rinnai models for the past few years have all the info of the MV-100 built into the standard control. No hot water is one of the most common problems in water heating systems. The RCL programming built into the water heater’s circuit board controls the on/off sequence and operational cycles … Rinnai r85 tankless water heater stopped workin. Endless Support. Fig. 0000003318 00000 n 0000002003 00000 n 0000008103 00000 n • WHAT TO DO IF YOU SMELL GAS − Do not try to light any appliance. “I’m not getting any hot water from my tankless water heater.” The problem behind the complaint? IMPORTANT Refer to “Rinnai Tankless Water Heater Installation and Operation Manual” for complete list of water heater parameter settings. (Water flow rate and water temp are stable all the time.). The technicians are quite skilled and answered all my questions during my install. This is how to fix a Rinnai Water Heater that is not working following a flush of the heat exchanger. Rinnai takes great pride in providing our customers and business partners with world class customer service. My symptoms are similar to the original question in. A dedicated range of solar compatible continuous flow water heaters is available from Rinnai If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or When the water main is turned off for an extended period, should the gas and electric to the water heater also be shut off? Page 38 Parameter settings can be set with the water heater turned OFF. READ THE SAFETY ISSUES ON PAGES 8 4) Turn on any hot water tap. The non return valve either before the heater or after the heater does the same thing. 0000001540 00000 n 0000007393 00000 n I need some more cycles to be sure and I have the feeling that I should do another flush. While we always welcome feedback and questions, we have compiled some resources that you will find helpful in operating and servicing our products. The second method to remove the cold water sandwich from circulating systems utilizes a small 2 to 6 gallon storage tank installed on the hot water outlet of the Rinnai water heater. Rinnai Water Heater Heat Exchanger Leaking should I Repair or Replace Heater. 0000003568 00000 n ... Rinnai Water Heater Heat Exchanger Leaking should I … When the need for hot water arises by turning on a shower, washing machine, dishwasher or faucet, cold water flows into the Rinnai Tankless Water Heater from the inlet pipe at the bottom of the heater. 0000001731 00000 n https://forum.heatinghelp.com/discussion/138604/rinnai-cycles-hot-cold. The display consistently and always displays "120". Rinnai Circ Logic™ – Gas Boilers, Space Heaters, Tankless … The water heater produces hot water at the temperature se • Pump cycles on every 31 to 79 minutes water heater or by turning off the water supply to the building. − Do not touch any electrical switch; do not use any phone in your building. The Rinnai Water Heater should light and begin heating your water. 0000026068 00000 n Select Rinnai tankless water heaters can provide faster hot water by recirculating the water through your plumbing systems, so hot water is always available whenever you need it. Cleaning the blower. I hired a plumber/electrician to install it, but he was not a certified Rinnai technician. − Immediately call your gas supplier from a … Try what Jake said, first eliminate the recirculation and see what the behavior is. The cycle will start at the approximate time interval in the table. It looks like you're new here. Press On/Off button on controller to turn OFF water heater. Make sure that the shut-off valve, is not closed. To operate the water heater temporarily until the heat exchanger can be flushed, push the On/Off button on the temperature controller 5 times. 0000006762 00000 n Does the water heater have the integrated recirculating pump? If the Rinnai Water Heater fails to light 1) DO NOT ATTEMPT TO LIGHT BY HAND. The first things you should check are the correct supply of electricity, water, and gas to the water heater. Page 1 Logic™ controls the on/off sequence and operational cycles of the recirculation pump through the programming of the tankless water heater's control board.