Carrier Harmony 53VMCT 18C-24C-30C-36C Owner's Manual page 7

TIPS OF ENERGY SAVING AND OPTIMUM COMFORT (Cont.)
Ensure a uniform air circulation in the
room to be air conditioned
Air Filter
Clean periodically air filter of indoor unit
every two weeks to assure adequate air
Return grille
circulation and maximum cooling or
heating efficiency.
Periodic service and maintenance of the
air conditioner or upon customer request
through carrier or carrier authorized
dealer service center.
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