Da-Lite Contour Electrol Instruction Book - Page 4
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ELECTRICAL INSTALLATION
Internal wiring has been completed at the factory. Installer must route power to the wall switch and to the junction box
located on the left end of the screen case.
Standard installation is for a single 120VAC or 240VAC wall switch to control the screen. optional Control units may have
been ordered. Wiring diagrams for the built-in VPI and low voltage control are included in these instructions. Refer to
additional instructions for the external VPI, external low voltage control, SCB-100 and SCB-200. Refer to the appropriate
wiring diagram for your screen.
Test installation by running screen up and down a few times. Be prepared to stop screen.
Standard Duty Cycle: 1MIn. on / 3 MIn. off .
NOTE: Must be installed in accordance with the requirements of the Local Building Codes, the Canadian Electrical Code (CEC), CAN/
CSA C22.1 and the National Electric Code (NEC), NFPA 70.
SCREEN AdjUSTMENT FOR 120v ANd 220v/240v SCREENS WITHOUT BUILT-IN LOW vOLTAGE CONTROL
Screen travel is stopped automatically in the down and up positions by the limit switches that are preset at the factory. If
it's necessary to adjust for more or less drop follow the steps below. The case cover must be removed to access the
motor limit switches.
Remove the case cover screw from both ends of the screen. See figures 4 and 5. Be sure to hold the cover while
removing the screws.
Rotate the cover up and away from the case until it can be removed.
SETTING THE DOWN LIMIT POSITION
To REDuCE SCREEn DRoP:
Turn the white limit switch screw clockwise to decrease the amount of screen drop. Run the screen down to test
the stop position. If the screen drops too far, raise the screen about one foot and adjust the limit switch again.
Repeat until the desired position is set.
To InCREASE SCREEn DRoP:
Turn the white limit switch screw counterclockwise to increase the amount of screen drop. Run the screen down to
test the stop position. If the screen does not drop enough, raise the screen about one foot and adjust the limit
switch again. Repeat until the desired position is set.
s
!
CAUTION: Do not adjust for more drop than what was ordered. At least 1-1/2 wraps of fabric must remain on the roller. This
screen comes standard with 0" or 2" black at the top. See the specification data sheet for details.
RoTATE uP
FIGURE 4
3
FIGURE 5