88 series concealed overhead door closer installation instructions 88 series concealed overhead door closer cal royal products inc.
Concealed overhead door closer installation.
Install arm using 20 x 1 flat head machine screw and washer.
Laurence as closer bodies only or as standard packages for center hung and offset door installations.
When the door closer must be concealed above the ceiling or drywall a longer or extended spindle is required.
End caps are used to cover the mortise edges for wood doors on center hung 608 and 700 800 models.
Make 2 x cut out in top of door as shown.
Usa single acting center hung side and end loading.
Jackson overhead concealed door closers ohc are available from c r.
The standard packages include the closer mechanism mounting brackets arms and pivots.
Closer adjustment valves must always be accessible.
Cut out must be on the inside of the door.
Ohc s are divided into three groups.
Extended spindles are available 1 2 longer than standard.
Copyright 2016 international door closers inc top door rail s type side loading arm drill or drill and tap holes in top of door as shown.