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Lennox iComfort 10F81 Thermostat Blank Screen Fix

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Lennox iComfort 10F81 Thermostat Blank Screen Fix: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

  • You're here because your early-model iComfort screen is blank! The newer Lennox S30 thermostat is the factory replacement for this iComfort, but it cost $1000-$1500 installed (!), so I decided to have a go at a fix.

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