How to Reset a Munchkin Boiler
- 1). Make a note of the error code and match it to the table in your boiler manual. A red "fault" light will glow while an error code is showing on the display.
- 2). Take the appropriate action to fix the problem, as indicated in the boiler manual. The boiler is ready to be reset once you have completed any repair work.
- 3). Press the "Reset" button near the red fault light. The error code will disappear and the boiler will resume normal operation.
Source...