Manual 2100-458C
Page
8 of 17
9. Connect leads with fork terminal to corresponding
points on unit terminal strip. (See wiring diagram,
Figure 5A or 5B, or on ventilator.)
10. Close control panel cover.
11. Replace left filter support, filter and four (4) screws
in condenser grille.
12. Reinstall the blower access panel at top of unit and
secure with sheet metal screws.
13. Ventilator Checkout
A. Remove mist eliminator to allow access to
minimum position thumbwheel or blade stops.
B. Resupply power to unit.
C. Energize the evaporator blower by switching
thermostat to the manual fan position with
heat/cool in OFF position.
D. Ventilator should open to the position set by
position adjustment thumbwheel on the CRVS,
or to the blade stops on the CRVP. On the
CRVS, cycle position adjustment thumbwheel
to full open through full close. Observe damper
blade operation throughout travel to assure free,
unobstructed movement. (See Figure 5.)
E. De-energize evaporator blower. Damper blade
should close.
G. This completes ventilator checkout.
14. Adjust damper blade for required ventilation
airflow. (See next section.)
15. Replace mist eliminator. Be sure it is installed with
the drain holes to the bottom.
16. Remove blank off plate or barometric fresh air
damper installed on service access door. Plug four
(4) mounting holes with the plastic plugs provided
with the ventilator.
17. Replace service access panel.
18. Ventilator is now ready for operation.
FIGURE 5
CRVS LEAD CONNECTIONS
CRVP LEAD CONNECTIONS
D
9
BR/W
O
BR/W
T
X
DM
BL
BK
4056-189
CRVS
CR
BK
1
3
4
7
A
B
6
CONTROL RELAY
DAMPER MOTOR
TERMINAL STRIP
CR
DM
TBL
COMPONENT CODE
BLACK
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
WHITE
COLOR CODE
BK
BR
R
O
Y
G
W
BL
BR/W
O
BR/W
R
BK
4056-180 A
CRVP
CR
BL
Y
BK
CW
CCW COM
DM
1
3
4
7
A
B
6
9
CONTROL RELAY
DAMPER MOTOR
TERMINAL STRIP
CR
DM
TBL
COMPONENT CODE
BLACK
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
WHITE
COLOR CODE
BK
BR
R
O
Y
G
W
