Da-Lite Da-Lift 19L Instruction Book - Page 6

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Da-Lift Projector Lift Adjustment
Models 10M, 15M
Use a small screwdriver or 5/32" hex wrench and insert in
number 2 switch. Turn counter clockwise for less drop. Check for
proper stopping height. Repeat steps until the proper height is
set. See Figure 5.
Figure 5
Models 15, 19, 19L
Da-Lift projector lift travel is stopped automatically in the full up
and full down positions by limit switches, which have been
properly adjusted at the factory. The up limit switch should not
be field adjusted. If it is necessary to readjust the down limit
switch, proceed in the following manner. See Figure 4. Raise
projector lift before adjustment for less drop. Take a small
screwdriver or 5/32" hex wrench and insert in yellow switch and
Figure 4
6
2
Up
Limit Switch Adjustment
1
Down
Drive Motor
Limit Switch Adjustment
The bottom frame of the Da-Lift is removable and adjustable
to ceiling level. Finish the bottom frame to match the ceiling.
Drive Motor
turn towards the (-) or clockwise direction. Raise and then lower
the Da-Lift and check for proper stopping height. If additional
change is necessary, repeat steps until the proper height is set.
Check for satisfactory condition by operating unit a few times.
The bottom frame of the Da-Lift is removable and adjustable to
ceiling level. Finish the bottom frame to match the ceiling.
Down
Yellow
Up
White