Norton Door Control
Norton Series 78-B/F Traditional Surface Closer
Norton Series 78-B/F Traditional Surface Closers - Page 10
Norton Series 78-B/F Traditional Surface Closer
ACCESSORIES Parallel Rigid Arm Closers: Brackets for Non-Hold-Open and Hold-Open Arms (cont'd.)
Narrow Frame -- #6890 Support Bracket: For use where the frame is narrow, and the soffit plate cannot be mounted directly to the frame soffit or rabbet. Used in combination with the #6891 Spacer Block on blade stop frames to provide extra support and needed clearance of the blade stop.
Clearance/Support Blade Stop -- #6891 Spacer Block: For use where the frame has a blade stop and the soffit plate must be mounted on the frame rabbet. This accessory is used in combination with the standard Spacer Block to provide clearance of the blade stop. Where a drop plate is required to mount a Parallel Rigid Arm Closer, use the #88 Drop Plate, described on page 78-B/F-9. Corner Brackets for Closure Mounting All of the following frame mounted brackets require the use of a door closure of the opposite hand from the door. Use the parallel Arm Sizing Chart to select the correct size of closer to use, when the closer is to be mounted on a corner bracket
Corner Mounting, Standard Drop -- #2-B/F Corner Bracket: For use where door is required to open to 180°. Minimum soffit width 1-3/8" (35).
Corner Mounting, Extra Drop -- #5-B/F Comer Bracket: For use with a separate overhead door holder. Drops closer 1" (25 mm) lower than #2-B/F Standard Drop Corner Bracket to permit mounting of overhead holder. Permits door openings to 180°. Minimum soffit width 1-3/8" (35). |








