Related Manuals for Nexen AIR CHAMP BMK1800
Summary of Contents for Nexen AIR CHAMP BMK1800
- Page 1 PRODUCTS AIR CHAMP ® User Manual BMK Compact Caliper Brake BMK1800, BMK3000, BMK Disc-Hub 150, BMK Disc-Hub 250 FORM NO. L-21697-A-0520...
- Page 2 In accordance with Nexen’s established policy of constant product improvement, the specifications contained in this manual are subject to change without notice. Technical data listed in this manual are based on the latest information available at the time of printing and are also subject to change without notice.
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Page 3: Table Of Contents
Table of Contents General Specifications ---------------------------------------------------------------------------------------------------------- 4 General Safety Precautions --------------------------------------------------------------------------------------------------- 4 Product Description ------------------------------------------------------------------------------------------------------------- 5 Maintenance ------------------------------------------------------------------------------------------------------------------------- 5 Dimensions for Installation ---------------------------------------------------------------------------------------------------- 6 Installation --------------------------------------------------------------------------------------------------------------------------- 8 Air Lubrication ---------------------------------------------------------------------------------------------------------------------- 9 Air Connections -------------------------------------------------------------------------------------------------------------------- 9 Troubleshooting ------------------------------------------------------------------------------------------------------------------- 9 Brake Disassembly / Reassembly ---------------------------------------------------------------------------------------- 10 Warranty --------------------------------------------------------------------------------------------------------------------------- 12 FORM NO. -
Page 4: General Specifications
Failure to guard could life depends on the volume of material and the total energy over the life of the unit. result in serious bodily injury. Nexen recommends Expected life (in hrs) can be found by: the machine builder designs guarding in Time=Volume/(Power*Wear Rate). -
Page 5: Product Description
PRODUCT DESCRIPTION The BMK caliper brakes engage when air pressure is applied to the unit. The air pressure axially moves the piston in a manner that levers the arms apart and presses the friction facings into both sides of the disc. When the air pressure is exhausted from the brake, the brake is held in the released position by the return spring. -
Page 6: Dimensions For Installation
DIMENSIONS FOR INSTALLATION: CALIPER BRAKE ANTI- (Rc 1/8) 18.0 52.0 2.05 -HUB SECTION A-A BMK1800 SECTION B-B THRU Figure 2 (Rc 1/8) -HUB SECTION A-A BMK3000 SECTION B-B Figure 3 NOTE: Basic dimensions shown for selection purposes only and subject to change. Visit www.nexengroup.com for detailed drawings and CAD models before designing into your system. - Page 7 DIMENSIONS FOR INSTALLATION: DISC-HUB Disc-Hub Dimensions Disc-Hub, 150mm O.D. Maximum ø 35.00 mm Bore Diameter [ ø 1.375 in ] Minimum Bore ø 25.00 mm Diameter [ ø 1.000 in ] SET SCREWS (3X) ARE 150mm Disc-Hub SECTION A-A Disc-Hub, 250mm O.D.
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Page 8: Installation
INSTALLATION 1. Remove oil, dust and debris from both faces of the disc that contact the Friction Facings. 2. Install the disc onto the shaft. Runout between the disc surface and the shaft should be less than 0.1 mm [.004 in] 3. -
Page 9: Air Lubrication
Nexen pneumatically actuated devices require clean, pressure regulated air for maximum performance and life. All seals in Nexen pneumatically operated devices are lubricated for life, and do not require additional lubrication. However, some customers prefer to use an air line lubricator, which injects oil into the pressurized air, forcing OR LITERATURE! THIS ENSURES THAT THE DASHED LINE TYPES DONT SHOW UP AS SOLID INSTEAD ON THE PDF! an oil mist into the air chamber. -
Page 10: Brake Disassembly / Reassembly
4. Changeable torque by changing the diameter of disc. 5. Non oiling required. 6. The material of friction facings is asbestos-free. It is possible to change it easily. 7. Be able to fix and install with a bolt and spring pin easily. BRAKE DISASSEMBLY / RE-ASSEMBLY Structure/Operation Denotes Rebuild Kit Item... - Page 11 BRAKE DISASSEMBLY / RE-ASSEMBLY † Denotes Rebuild Kit Item Denotes Facing Kit Item BMK3000 Caliper Cutaway BMK3000 Rebuild Kit No. 835333 BMK3000 Facing Kit No. 835334 BMK3000 Piston Seal Secondary Arm Primary Piston Pivot Pin/ Mounting Point Assembly Nut Return Spring †...
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Page 12: Warranty
Buyer shall be obligated to pay or which Buyer may incur based upon, related to or arising out of its contracts with its customers or other third parties. In no event shall Nexen be liable for any amount of damages in excess of amounts paid by Buyer for Products or services as to which a breach of contract has been determined to exist.
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