Lennox LI036CO-180P432 Owner's Manual page 18

Clean and maintenance
Open panel
1
Pull out the panel to a certain
2
WARNING
operation environment, clean frequency can be increased.
3
● Use dust catcher or water to
the water (below 45℃ ) to clean
it, and then put it in a shady
and cool place to dry.
4
panel cover tightly.
15