Tech Bulletin

If you need help with a technical issue, please see below for some F.A.Q. If there is anything you need help with that is not listed here, please contact your dealer for assistance.

"I turn on my L740 main pump and that turns off circulation pump, then get "dry" error"

Solution:

This is a factory setting that is incorrect, here is the solution: 1.Turn dip switch 1 on with power on 2. press temp then menu then temp until the set ups change to setting #1 3. press menu to enter 4. turn off dip switch one.

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