The location of the limit switch can be adjusted by
loosening the two () screws in the bracket and by
moving the bracket up or down in the adjustment
holes. When set properly the switch should clear
the flag by approximately 1/16”. When the flag
is positioned within the switch, the red LED door
travel light on the PC Board should be OFF.
Note: One of the red LED lights on the PC Board
should only be “
ON
” when the door or doors are
moving.
Figure 3
Warning:
For your own safety, turn power
switch OFF before removing access panel
Service Manual
SST-4035E
4
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Limit Switch and Door Flag Adjustment