Norton Series 7500 Door Closures - Page 3

SERIES 7500

APPLICATIONS/ SPECIFICATIONS /FINISHES

Applications

Series 7500 closers are narrow projection door controls: projection is just 2-1/8'" from the surface of the door or jamb. They are complete with covers finished to suit the decor of other hardware. They are available with sprayed covers or BHMA plated finishes. Or, where appearance is an extremely important consideration, covers are available in a wide variety of laminated wood grains to complement the door and frame.

Norton Series 7500/7500BF closers are nonhanded and are packaged with both a mounting shoe and soffit plate. Any Series 7500/7500BF can be installed Regular Arm or Parallel Arm. It can also be installed Top Jamb where frame face and frame reveal permit. Further, it can be installed on either right or left hand doors.

Some special applications are also available with the Series 7500/7500BF door closers. Series 7580/7580BF closers are supplied with a narrow profile arm for non-hold-open installations where ceiling or top rail of door provide minimal clearance, Series PR7500/PR7500BF are supplied with a rigid forearm for Parallel Arm installation where heavy use is anticipated. There are also Series 7500SS/7500SS-BF which are produced from corrsion resistant materials for areas subject to corrosive environments.

ANSI/BHMA/Federal Specs

The Series 7500/7500BF door closers are designed to comply with requirements of the Americans With Disabilities Act (A.D.A.) and ANSI standard A117.1. The Series 7500 door closer has been tested and is certified by an independent testing laboratory as being in compliance with the Grade 1 requirements of ANSI Standard A156.4. It is listed as such in the BHMA Certified Products Directory.

For a cross reference of Norton Series 7500 Door Closers to ANSI/BHMA/Federal FF-H-121D or FF-H-121 c Specifications, see the Specification Comparison Chart in the General Norton Door Controls Catalog.

U.L. Listing

All Norton Series 7500/7500BF Closers with non-hold-open arms are listed by Underwriters' Laboratories, Inc. for use on labeled fire doors.

Finishes

Sprayed Finishes -- All Norton Series 7500 Door Closers and Accessories are available in the following sprayed finishes. Order by the Norton Symbol

*Available at extra cost. Beige color. Closers can be ordered prime coated only, i.e. (SRI), or prime coated with finish coat, i.e. (SRI) x (DB).

Plated Finishes - Series 7500M closers with steel covers are available, at extra cost, in the following finishes.

Plated finishes must be ordered by the Norton finish symbols listed. When matching other door hardware finish, a sample finish chip must be submitted and approved, prior to order processing.

Wood Finishes -- Series 7500W closers are available with steel covers with an unfinished wood lamination. The cover may be used unfinished, or it may be finished at the job site, along with the door and frame.

These covers are available in the following finegrained woods;

Contact the Norton Marketing Department for the availability of other wood grain laminates.

Warranty

The Series 7500 Door Closer is backed by a 10-year limited warranty. The aluminum shell is warranted for the lifetime of the buildings in which it is originally installed.

Suggested Specification

Closers for interior (and) exterior doors shall be full rack-and pinion type with cast aluminum alloy shell. Closer shall be surface-mounted and shall project no more than 2-1/8" from the surface of the door. Closer shall be non-handed to permit installation on doors of either hand. Hydraulic fluid shall be non-gumming, and non-freezing. Closer shall have multi-size spring power adjustment to permit setting of spring power from size (1 through 4) (2 through 6) with additional spring power available. Closer shall have two non-critical valves, hex-key-adjusted, to independently regulate sweep and latch speed. Closer shall have backcheck cushioning controlled by a hex-key-adjusted valve. Closershall have backcheck-positioning controlled by a hex-key-adjusted valve. (Closer shall have adjustable delayed action closing controlled by a hex-key adjusted valve.) (Door closers shall be highly corrosion resistant and shall have all external body components of aluminum, zinc alloy or stainless steel material and all fasteners of stainless steel.) Regular Arm and Top Jamb closers shall have a non-hold-open shoe permitting a 15% (± 7-1/2%) power adjustment. Closer shall be enclosed in a (molded cover) (metal cover plated with a Norton finish) (metal cover laminated with an unfinished wood grain). Closers to be Norton Series (7500, 7500M, 7500W) (7500BF, 7500BF-M, 7500BF-W), (7500SS), (7500BF-SS).

General Statement

All door closers listed in this catalog section are intended for use in conjuction with a separate door stop doors hung on anti-friction type hinges or pivots and installed on the interior of the building/facility.