Clean Your Thermostat Screen - Honeywell RTH8500D Owner's Manual

1. Press the Screen key. The thermostat locks out all touch keys
for 30 seconds to allow for cleaning.
2. Use a damp cloth slightly moistened with water or household
glass cleaner to clean the screen.
3. Repeat the above steps, as necessary.
4. Press the Done key to return to the Home Screen and normal
operation.
Do not spray any type of liquid directly onto the thermostat
itself. If using household glass cleaner, spray the cleaner on
a cloth. Then use the cloth to clean the thermostat screen.

Clean Your Thermostat Screen

OK TO
CLEAN
SCREEN
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