 A member of the Yale Security Group
7900 FEATURES

Concealed Transom Mounting: Closer is concealed in
the header of aluminum or hollow-metal frames. Installation requires a minimum 4"
(102mm) high frame header. A 2" x 4" dust cover is recommended and should be
available from the frame supplier. Consult factory for wood header installations.
Top Rail Mounted Slide Track: Slide Track is
mounted into a recess prepared in the top rail of either wood, aluminum or hollow-metal
doors. Installation requires a minimum of 1-1/2" (38 mm) top rail depth and a
1-3/4" (44mm) minimum door thickness.
790 Fire Bloc Door Liner: Available for use in 20
minute fire door assemblies where recognized by the local authority having jurisdiction.
Standard Door Hanging Hardware: Closer and slide
track can be installed on doors hung with butt hinges, offset pivots or center pivots.
Hinges or pivots furnished by others.
Concealed Arm: Closer arm is concealed when the
door is closed.
Shock Absorbing Door Stop: Non-Hold-Open units and
Hold-Open units have a shock absorbing doorstop built into the slide track.
Hold-Open: Position of hold open is changed by
sliding mechanism in channel. The range of Hold-Open points is dependent upon how the door
is hung:
85° to 125° for doors hung on butt hinges.
85° to 110° for doors hung on offset pivots.
85° to 100° for doors hung on center pivots.
Adjustable Hold-Open Tension: Hold-Open tension can
be increased or decreased by adjusting the tension on the slide track spring with a
hex-key drive adjusting screw; or, hold open function can be totally eliminated by this
same means.
Door position switch is available. Refer to the security package. |