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5
VENT CONTROL
Vent control is located behind the front grille on the right side of the air discharge area. When set to
CLOSE
, only the air inside the room will be circulated and conditioned. When set to
OPEN
, some
inside air is exhausted to the outside. The air conditioner is shipped with the vent
CLOSED
.
To Open or Close the Vent:
1. Remove the front Grille.
2. Remove the vent card screw.
3. Remove vent card, turn it over and replace
it by locating rear hole in card over locat-
ing pin inside air discharge and reattaching
screw at front.
NOTE:
Without removing unit from window and with the
Grille removed, you can service the control as-
sembly, thermostats, circuit board, run capacitor,
and temperature sensor.
To Service PC Board
(electronic)
:
1. Remove PC Board Cover with 2 Phillips head
screws.
2. Remove 1 Phillips head shoulder bolt mounting
control panel to control enclosure.
SHOULDER BOLT
2 SCREWS
To Remove PC Board
(electronic)
:
1. Remove 2 Phillips screws mounting control
transformer to plastic housing.
2. Unplug wiring harness from PC board connec
tors (note harness to connector location),
CN2, CN1, CN4.
3. Unplug terminal connectors:
T1
White
T2
Orange
T3
Red
T5
Blue
T4
Black- Indoor fan motor
NOTE
: Teminal ends are locking tabs. To remove,
use needle nose pliers, depress tab in center and
pull off wiring in the same motion.
Summary of Contents for ACB AJCS 12 DCB
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