Jackson overhead concealed door closers ohc are available from c r.
Concealed overhead door closer installation.
The standard packages include the closer mechanism mounting brackets arms and pivots.
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.
Ohc s are divided into three groups.
Usa single acting center hung side and end loading.
Cut out must be on the inside of the door.
Concealed door closers installation instructions properly fitted and adjusted perko perkomatic and powermatic concealed door closers will enhance the safety and comfort of a building for all of its occupants and provide maintenance free service for many years following installation.
When the door closer must be concealed above the ceiling or drywall a longer or extended spindle is required.
88 series concealed overhead door closer installation instructions 88 series concealed overhead door closer cal royal products inc.
Laurence as closer bodies only or as standard packages for center hung and offset door installations.
End caps are used to cover the mortise edges for wood doors on center hung 608 and 700 800 models.
Install 13 x.
Make 2 x cut out in top of door as shown.
Closer adjustment valves must always be accessible.