OH CONCEALED CLOSER BODY ONLY SIZE 3

Part#: DDCRTS88-90HO689
Hot#: 141050
Mfg: DormaKaba Architectural Hardware


  • Overview
  • Specifications

Dorma RTS88 Series Overhead Concealed Door Closer


Aesthetic Advantages
The DORMA RTS88 overhead concealed door closer offers the perfect solution for those who prefer the aesthetic advantages of a concealed door closer.

Vandalism Protection
The RTS88 is an excellent replacement closer for problem entrances encountering vandalism of surface applied closers.

Benefits for the Contractor
Contractors appreciate the RTS88 closer, because the majority of door and frame preparation is done prior to installation of the unit, resulting in less on-site machining.


PRODUCT FEATURES

  • Concealed installation
  • For single and double-acting doors
  • Dependable and easy to Install

ARMS

8812 - Offset slide arm and channel for aluminum, steel, or wood doors, hung on 3/4" offset pivots or 4-1/2" wide butt hinges. Requires a minimum 3/4" top door rail channel depth.

8836S - End load arm specifically designed for tempered glass doors with a short top rail (patch fitting). Requires a minimum 7/8" top door rail channel depth.

8837K - End load arm specifically designed to match templating of Kawneer end load arm.

8831 - Standard side load arm for aluminum or steel doors. Requires a minimum 1/2" top door rail channel depth.

8832 - Side load arm with channel for wood doors. Requires a 5/8" mortise depth.


COVER PLATES

  • 8563 — Cover plate for RTS Series closer when installed in aluminum header.
  • 8575 — Cover plate for RTS Series closer when installed in steel header.
  • 8561 — Cover plate for RTS Series closer when installed in wood header.

PIVOTS

8570 - Adjustable side load floor pivot set for bottom door rail channel depth of 1-15/16". Base can be shortened for 1-9/16" bottom door rail channel depth. Bottom door clearance is adjustable from 5/16" to 1/2". Maximum weight capacity is 200 lb.

8856 - Adjustable end load threshold pivot set for bottom door rail channel depth of 1-3/8". Bottom door clearance is adjustable from 3/16" to 7/16". Maximum weight capacity is 200 lb.

8572 - Adjustable side load threshold pivot set for bottom door rail channel depth of 1-9/16". Bottom door clearance is adjustable from 3/16" to 3/8". Maximum weight capacity is 200 lb.

7471K/7421 - Side load floor pivot set. Requires a 1-1/8" mortise depth. Provides a bottom door clearance of 5/16". Weight capacity when used with RTS Series closer is 250 lb. Recommended for wood doors or any door weighing in excess of 200 lb.

8852 - Adjustable end load floor pivot set for bottom door rail channel depth of 7/8". Bottom door clearance is adjustable from 3/8" to 5/8". Maximum weight capacity is 200 lb.

8853 - Adjustable end load floor pivot set for bottom door rail channel depth of 1-9/16". Bottom door clearance is adjustable from 1/4" to 1/2". Maximum weight capacity is 200 lb.

8855 - Adjustable end load threshold pivot set for bottom door rail channel depth of 7/8". Bottom door clearance is adjustable from 3/16" to 7/16". Maximum weight capacity is 200 lb.

8857 - Adjustable end load threshold pivot set for bottom door channel depth of 1-9/16". Bottom door clearance is adjustable from 3/16" to 7/16". Maximum weight capacity is 200 lb.


MISCELLANEOUS ACCESSORIES

  • 8820J — Conversion bracket for replacement of existing overhead concealed closers. Utilizes existing side jamb mounting bracket to anchor RTS Series closer.
  • 8521E — Add-on spindle extension increases distance between closer and door by 1-3/16" (30 mm).
  • 8532 — Steel header mounting channel. Provides reinforcement required to install the RTS Series closer in an open-throat header.
  • 8511 — Offset slide arm cover. Conceals No. 8812 slide arm when door is in the closed position. The extruded aluminum cover is 48-1/4" long and is field-sized as required. Specify hand.

Specifications for DormaKaba Architectural Hardware DDCRTS88-90HO689

Other Specs
Alternate Codes141050, 90HO, RTS88-90HO689, RTS8890HO689
Arm FunctionHold Open
Body TypeCast Iron
Closer TypeConcealed, Mechanical
Finish689
HandingNon-Handed
Maximum Opening90°
MountingBody Only
SeriesRTS88 Series
Spring TensionSize 3
SupplierDorma