Lennox Ducted Heating

Lennox Ducted Heating Error Code E163

Ducted Heating: Gas furnace (indoor)

What It Means

  • Furnace Control Board Failure

Causes & actions from Lennox

How it shows
  • Integrated control 7-segment display: E163

There is an issue with the furnace control board, preventing the furnace from operating properly. This may require the replacement of the indoor unit control board. This fault clears when the furnace controller operates normally.

Other manual wording

EL280UHEK, EL280UHEK(X), EL297UHEK, ML296UHVK, ML297UH045XV36BK, ML297UH070XV36BK, ML297UH090XV36CK, ML297UH090XV60CK, ML297UH110XV60CK,…

There is an issue with the furnace control board, preventing the furnace from operating properly. This may require the re- placement of the indoor unit control board. This fault clears when the furnace controller operates normally

Applicable models & manual sources
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always follow the service manual for your exact unit.

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