Questions & Answers for: mcu error 3 Water Heaters

...error 11 on the remote if you don't have a 3/4 line from the meter with 2lbs and a regulater on it the 3/4 line is for volume and the regulater if for surging and making sure it doen's go below the ...

...Error code 12 shows up. Has 1" pipe to within 3 ft and full 3/4" flex to unit??? Vent is less than 3 ft long and only rises less than 1 ft.\r\nJerry how far is the tankless from the gas meter? error ...

...Error code 2 and 3 do not show on Rheem/Paloma charts or in typical manual. Error codes are generally considered start places for troubleshooting. Multiple error codes can mean PC board failure, but ...

error code 13 after 1-1/2 years of use. Happens 2-3 minutes after hot water starts flowing. No changes to LP supply, regulator, etc. Coax vent/air intake directly out of heater to outside (2 foot vent

...resources: http://waterheatertimer.org/Troubleshoot-Rheem-Tankless-water-heater.html http://hometips.me/Tls/Tankless-error-code-11.pdf 2) Probably bad PC board. 3) Add comment and say what you ...

...3 min so I need help to fix it.. its said c7 error & 13 code please help me to fix it.. than you Most likely the heat exchanger has build up in it, the unit will need to be flushed with descaler. ...

...ERROR If the control is unable to properly detect motor speed, the machine shuts down. If a failure occurs during high-speed spin, the door unlocks after 3 minutes. How to fix: 1. Verify the shipping ...

...(MCU), and between the MCU and the Central Control Unit (CCU) • Check the Drive Motor • Check the MCU • Check the Wire Harness Replace failed component. Whirlpool Duet error f6 Google ...

...Stops making hot water sometimes. Turn water off for a minute and then is OK for days. here is the manual... should be 3 digit error code.. check it out ...

...error code 13 after 2-3 min. Vent is ok,gas line pressure is 11.8. Per Rheem tech., new burner assy. W/manifold, flame rod, & ods installed. Also all four thermistors have been replaced. New control ...