COMFORT-AIRE Century PTTC09B-1 Owner's Manual page 10

To replace front grille:
Tab
Hook the tabs on the front grille even with the tabs on
the case and snap into place. Replace the screws and
filter. Refer to Page 2, Figure A.
VENT CONTROL AND AIR DIRECTION (See Figure E)
The vent control is located behind the front grille on the
right side of the air discharge area. When set at CLOSE
only the air inside the room will be circulated and condit-
ioned. When set at OPEN, some inside air is exhausted
outside.
Locating
Hole
Screw Hole
OPEN position
(Mesh end toward back)
Figure E
To open or close the vent:
1. Remove the front grille.
2. Remove the vent card screw.
3. Remove the vent card, turn it over and replace it by
locating rear hole in card over locating pin inside air
discharge and reattaching screw at front.
Grille
Locating
Hole
Screw Hole
CLOSE position
(Mesh end toward front)
Owner's Manual - PTTC/PTTE/PTTH-09/12B-1
EXHAUST AIR VENT
AIR DIRECTION:
Horizontal louvers on the front grille let you control the
air direction up and down.
10
Figure 4