This video shows how to change phase on an L&L Easy-Fire kiln. It will similar on most other L&L kilns with power cords.
One of the most difficult kiln performance problems to address is a problem with the electrical supply to the kiln.
How to change the On/Off switch in most L&L automatic kilns.
How to test the internal switches on the Dynatrol board.
How to change cycle time for the contactors/relays on a DynaTrol. We typically recommend 25 second cycle time for most kilns firing ceramics that have mechanical relays or contactors.
How to enter a cone offset into a DynaTrol.
How to turn off the error codes on a DynaTrol.
For more detail see this.
How to change from Degrees F to C on a DynaTrol control.
How to change the thermocouple offset on a DynaTrol. This helps you calibrate the control to match your kiln.