Related Manuals for Nexen AIR CHAMP DPB-9T
Summary of Contents for Nexen AIR CHAMP DPB-9T
- Page 1 AIR CHAMP PRODUCTS Dual Friction Plate Brakes Models DPB-9T, DPB-11T, DPB-13T, and DPB-15T FORM NO. L-20094-E-0914...
- 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 Introduction ----------------------------------------------------------------------------------------------------------------------------------------- 5 Installation ------------------------------------------------------------------------------------------------------------------------------------------- 5 Lubrication ------------------------------------------------------------------------------------------------------------------------------------------- 7 Air Connections ----------------------------------------------------------------------------------------------------------------------------------- 7 Operation -------------------------------------------------------------------------------------------------------------------------------------------- 8 Parts Replacement ------------------------------------------------------------------------------------------------------------------------------- 9 Replacement Parts ----------------------------------------------------------------------------------------------------------------------------- 11 Warranty -------------------------------------------------------------------------------------------------------------------------------------------- 13 FORM NO. L-20094-E-0914... -
Page 4: General Specifications
WARNING This product is capable of emitting Ensure proper guarding of the product is used. Nexen recommends the machine builder a spark if misused, therefore it is not design guarding in compliance with OSHA 29 recommended for use in any explosive CFR 1910 “Occupational Safety and Health... -
Page 5: Introduction
INTRODUCTION Nexen’s DPB (Dual Friction Plate) Brakes are designed to mount on shaft ends, or through shafts using a customer supplied Q.D. (Quick Detachable) Bushing. The dual friction plate design eliminates thrust loading of bearings. INSTALLATION NOTE: All DPB Brake installations require a O.D. (Quick TABLE 1 Detachable) Bushing. - Page 6 INSTALLATION (continued) BRAKE Dial Indicator NOTE Flange mounting of the DPB Brake is not recommended. Q.D. Bushing Tapped holes in the DPB Brake’s Splined Hub (Item 35) are used to connect the brake to a torque pin or torque arm. 1.
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Page 7: 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 an oil mist into the air chamber. -
Page 8: Operation
OPERATION CAUTION CAUTION The temperature limits for this Never exceed life of facing material. Facing life depends on the volume of material and product line are 4.5-104 Degree the total energy over the life of the unit. Expected life (in hrs) can be found by: Celsius (40-220 Degree F). -
Page 9: Parts Replacement
PARTS REPLACEMENT CAUTION Alignment Mark The Nexen DPB Brake has been balanced at the factory. During disassembly, mark components with chalk alignment marks to insure correct alignment and balance as the DPB Brake is reassembled (See Fig. 4). When reassembling the Nexen DPB Brake, make sure all screws are tightened to the recommended torque (See Table 2). - Page 10 PARTS REPLACEMENT (continued) O-RINGS (Items 8 & 9) Refer to Figure 6. Replace O-rings (Items 8 &, 9) if there are noticeable air leaks or loss of torque. 1. Proceed with Steps 1 through 8 for Friction Facing replacement. 2. Remove O-rings (Items 8 & 9) and clean o-ring contact surfaces.
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Page 11: Replacement Parts
Pull-up Bolts FIGURE 7 REPLACEMENT PARTS The item or balloon number for all Nexen products is used When ordering replacement parts, specify model designation, for part identification on all product parts lists, product item number, part description, and quantity. Purchase price lists, unit assembly drawings, bills of materials, and replacement parts through your local Nexen Distributor. - Page 12 REPLACEMENT PARTS (continued) DPB BRAKE Q.D. Bushing Support Bushing Pull-up Bolts FIGURE 9 ITEM DESCRIPTION QTY. ITEM DESCRIPTION QTY. Piston/Drive Disc Nut, Lock Cylinder/Drive Disc Screw, Cap Facing, Friction Bearing Ring, Retaining Disc, Flange Mount Housing Ring, Retaining Disc, Friction Hub, Splined O-ring (Large) Hub, Flanged...
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Page 13: 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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