Norton Series 8301/8501 Multi-Size Door Closer - Page 3

APPLICATIONS/FINISHES

Application

Norton^® Series8301/8501 Multi-Size Door Closers feature springs that permit power adjustments through a range of sizes. These closers are available in two distinct power ranges.

Series8301/8501 are Normal Power Range Closers and are adjustable in a 2 thru 6 size range. These closers can be installed and adjusted to conform to the power requirements of conventionally sized closers.

Series 8301 BF/8501BF are Accessibility Code Closers. They meet the requirements of the Americans With Disabilities Act (A.D.A.) and are adjustable in a 1 thru 4 size range. These closers are lighter-powered than the Series 8301/8501 to reduce the door opening resistance to manageable levels for the handicapped and still provide acceptable door control.

Both series feature individual controls for adjusting sweep speed, latch speed and backcheck cushioning. Adjustable delayed action closing is also available as an option. These closers are non-handed and are packaged with both a mounting shoe and a soffit plate. As the closer comes from the box, it can be installed Regular Arm, Top Jamb or Parallel Arm on either right or left hand doors.

Series 8301/8301 BF closers are supplied with a molded Slim Style cover. Series 8501/8501 BF are supplied with a molded Full cover; an optional metal Full cover or a wood laminated Full cover are available to order.

These closers are available with a non-hold-open arm, hold-open arm, low profile arm or parallel rigid arm and a full complement of arm mounting brackets and auxiliary plates to meet specific installation requirements.

ANSI/BHMA/Federal Specs

The 8301/8501 is designated as a Grade 1 Modern Type Surface Door Closer (CO2000 W/O PT 4A, 4C, 4D, 4F, 4H) under FF-H-121D federal specifications and ANSI A156.4 specification.

U.L. Listing

All Norton Series 8301/8501 Door Closers with non-hold-open arms are listed by Underwriters' Laboratories, Inc. for use on labeled fire doors.

Available Finishes

Sprayed Finishes -- All Norton Series 8301/8501 Door Closers and Accessories are available in the following sprayed finishes. Order sprayed finishes by the Norton Symbol.

* Available at extra cost. Yellow-green in colors. Closers may be ordered prime coated only or prime coated with a finish coat, i.e. SRI x AL.

Plated Finishes -- Series 8501 M and 8501 BF-M closers with steel covers are available in the following plated finishes:

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

For Plated Cover only, specify Norton Finish Symbol; the arm will be supplied in a complementary sprayed finish; i.e. 8501 BF-M closer x US3.

For Plated Arm and Cover, specify Norton Finish Symbol and add "Arm and Cover" to Closer Catalog Number; i.e. 8501 M closer x arm and cover x US3.

Wood Finishes -- Series 8501 W/8501BF-W closers are available with steel covers bonded 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 fine-grained woods:

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

Suggested Specification

Closer 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 mounting surface. Closer shall be non-handed to permit installation on doors of either hand. Closer to be supplied with a standard shoe and soffit plate to allow regular arm, parallel arm or top jamb mounting. 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 size 4) (2 through size 6). Closer shall have two noncritical valves, hex-key-adjusted, to independently regulate sweep and latch speed. Closer shall have adjustable backcheck cushioning (closer shall have adjustable delayed action closing) controlled by a hexkey-adjusted valve. 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 Slim Style cover) (molded Full cover) (metal Full cover plated with a finish) (wood laminated Full cover with a ___________ ____________ woodgrain). Closers to be Norton Series 8301,8501,8501 M, 8501 W, 8301 BF, 8501 BF, 8501 BF-M, 8501 BF-W.