Questions & Answers for: noritz tankless water heater code

tankless heater, the error code blinks three times. Any idea what that means? Probably a 12 or 21 code. Neither of which a Consumer can do ANYTHING about. Call Noritz 1-888-382-6568 and they will have

...Noritz 751M-OD not getting up to temp. check the thermostat this would be the only thing keeping it from getting to any temp,, other then the gas valve, is it constant or happens here and there;;; If ...

Noritz Tankless error code 16 I also have a Noritz tankless with the error code 16 problem. Tried flushing it with diluted CLR for 90 minutes but it did not help. Know what else it could be? The trick

...code is caused by two conditions: 1) the unit is under heating the water (not hitting the set temperature) 2) the fan is encountering resistance to air flow, which causes it to over correct The most ...

Noritz remote controller "RC-7646m-1" seems to need to be restarted several times throughout the day. Usually what happens is out of nowhere, it'll just lose it's temperature reading (at usually 140),

...water heater control shows 90 the 90 error code will be caused by one of two things: 1. the incoming gas pressure is low 2. the unit is dirty and needs to be cleaned I had an Error code 11 and 90 a ...

...heater. The unit would come on, then shut down and flash Error Code 21. According to the owners manual, that code indicates the unit is not getting enough air. I tried vacuuming the unit, blowing it ...

...Noritz NR98-DVC for a couple of years. Unit is not functioning properly. What, if any, damage could result from using this hard water? Could there be Did annual maintenance of flushing the water ...

...Noritz tankless water heater (model n-132m). I am getting an error code of 71. What does that mean? When it calls for heat the unit lights and burns for about 2 seconds then code 71 flashes. The ...

Noritz: Tankless Water Heater. I have an error code 99 on my Noritz tankless. How do l reset it please? Remove the bird's nest in the flue. The 10, 59, 90 and 99 error codes indicate that a Noritz ...