Von Duprin CS 98 9949 Installation Instructions - Access Hardware ...

3 Determine if Bottom Latch Retraction Adjustment is
Required.
For 2-Point Latch Only
4 Adjust Bottom Latch Retraction (if necessary).
For 2-Point Latch Only
a. Throughout this
adjustment
process, hold
bottom latch
alongside top
latch to simulate
the installed
condition of the
latches.
b. To determine whether an
adjustment is required, actuate
the top latch to the hold-open
position by pressing down on the
connecting rod. Bottom latch
should retract to within ¹⁄₁₆" of
flush. If it does not, an adjustment
is necessary.
press
If no adjustment is
needed, proceed
to Step 5.
¹⁄₁₆"
a. Before proceeding,
return the top latch to
the latched position by
pulling in the direction
shown.
b. Secure the snap-fitting with a
³⁄₈" wrench while loosening the
locknut with a 10mm wrench.
³⁄₈"
top latch
e. While securing the snap-fitting
with a ³⁄₈" wrench, continue to
tighten the locknut until it is
secure.
10mm
snapfitting
³⁄₈"
flush
top latch
(hold-open
position)
bottom latch
(retracted)
lock nut
10mm
f. Actuate the top latch to the
hold-open position to confirm
that the bottom latch is secure
and now retracts to within ¹⁄₁₆"
of flush.
c. Rotate the snap-fitting by hand
until the slack is taken up. Do
not overtighten.
press
¹⁄₁₆"
flush
snap-fitting
top latch
(hold-open
position)
bottom latch
(retracted)
d. Close the gap between the
locknut and snap-fitting by
turning the locknut in a
clockwise direction using a
10mm wrench while holding the
conduit cap with the ³⁄₈" wrench.
Stop when the gap is closed
and the snap-fitting begins to
turn with the locknut.
10mm
conduit
cap
³⁄₈"
3