Klimaire KTHM015-E5H2 PTAC Service Manual - Manual (Page 17)

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- Rotate the vent control lever to either open or
close the vent door.(See Fig.6)
NOTE: When vent control lever set at CLOSE,
only the air inside the room is circulated and
filtered.
When set at OPEN, some outdoor air will be
drawn into room. This will reduce heating or
cooling efficiency.
- Lift unit level and slide unit into wall sleeve until
firmly against front of wall sleeve and secure with
4 screws and washers (supplied) through the unit
flange holes. (See Fig.7 and Fig.8)
- Reinstall front panel.(See Fig.9)