Lockwood 9800 Series Concealed Overhead Transom Door Closers Lockwood 9800 Series Concealed Overhead Transom Door Closers provide a solution for applications where door control must be provided without disturbing the appearance of the door. The closer fits into the transom above the door, most of the preparatory work is undertaken prior to installation, leaving minimal on site fitting. Fully concealed door closers are designed to provide positive centering and door control on manually operated single or double action internal and external doors in schools, hospitals, clubs, factories, offices and commercial buildings. Features of the Lockwood 9800 Series Concealed Overhead Transom Door Closer Suitable for both single and double action doors Adjustable closing and latching speeds All models feature easy to install side load design Fully adjustable, vertically within opening and central parking positions Specification Closing Angles 130° to 15° Back check (BC) Built in back check from approximately 80° * Maximum Opening Angle of 90° for all BC variants. Dimensions Compact body size fits into 44.5mm x 100mm header section Doors Suitable for fire, metal, timber and glass doors Door Thickness Minimum 38mm Door Weight Maximum 115kg Hold-open Mechanical hold-open at 90° and 105° Latching Angles 15° to 0° Opening Angle Maximum 130° (Back check version - 90°) Materials Furniture body: high grade cast iron Internal body: heat treated high alloy steel and ball bearings for optimum efficiency Pivot Point 70mm Hydraulics Stable hydraulic oil for a wide range of climatic conditions enabling constant operation Valve Built in pressure release valve protects closer from rough use Standards and Compliance Lockwood OTC series hydraulic door closers have been successfully tested on fire door assemblies in accordance with Australian Standard AS 1905 Part 1, 1997 Fire Resistant Doorsets. Door Pivot Sets Suitable for door applications when a free swing pivot door is required. Consists of retractable top pivot set with heavy duty bottom pivot and strap Suitable for aluminium, timber and glass doors. Close Downloads Lockwood Concealed Overhead Transom Door Closer Catalogue.pdf (.pdf, 673 kB) Close Part numbers Trade Pack Description Part Number Size 3 – Overhead Transom Closer Back Check Non Hold Open (Fire Rated) 9853BCN Size 4 – Overhead Transom Closer Back Check Non Hold Open (Fire Rated) 9854BCN Excludes Fire Box, Coverplate (Order Separate) * Maximum Opening Angle of 90° for all BC variants. Fire Rated Heavy Duty Floor Pivot Description Part Number Size 2 – Overhead Transom Closer Non Hold Open 9852N Size 3 – Overhead Transom Closer Non Hold Open 9853N Size 4 – Overhead Transom Closer Non Hold Open 9854N Size 2 – Overhead Transom Closer 90° Hold Open 9852H90 Size 3 – Overhead Transom Closer 90° Hold Open 9853H90 Size 4 – Overhead Transom Closer 90° Hold Open 9854H90 Size 2 – Overhead Transom Closer 105° Hold Open 9852H105 Size 3 – Overhead Transom Closer 105° Hold Open 9853H105 Size 4 – Overhead Transom Closer 105° Hold Open 9854H105 Refer to Commercial Price Book for Pivot Sets, Door Kits and Spare Parts. Close Where to buy? Find your local Lockwood stockist. Lockwood 8014 Concealed Door CloserEN power adjustable 1-4. Lockwood 8015 Concealed Door CloserEN power adjustable 1-5.