What It Means
- Normal Operation / Power to Control
Lennox Split & Multi-Split
Lennox Error Code Simultaneous slow FLASH
Split & Multi-Split:
Causes & actions from Lennox
How it shows
- cmc1 ds2 ds1 led: Simultaneous slow FLASH (ds1: flashing (slow), ds2: flashing (slow))
This manual entry does not list further causes or actions.
Applicable models & manual sources
- EL15XP1
Normal Operation / Power to Control
- ML14XP1
Normal Operation / Power to Control
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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