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Summary of Contents for Nexen AIR CHAMP DBSE
- Page 1 AIR CHAMP PRODUCTS User Manual Disc Caliper Brake Model DBSE FORM NO. L-20017-D-0814...
- 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 Installation ------------------------------------------------------------------------------------------------------------------------------------------- 5 Lubrication ------------------------------------------------------------------------------------------------------------------------------------------- 7 Air Connections ----------------------------------------------------------------------------------------------------------------------------------- 7 Operation -------------------------------------------------------------------------------------------------------------------------------------------- 8 Troubleshooting ---------------------------------------------------------------------------------------------------------------------------------- 9 Manual Disengagement ------------------------------------------------------------------------------------------------------------------------- 10 Parts Replacement: Friction Facing Replacement ------------------------------------------------------------------------------------------------------ 10 Seal Replacement --------------------------------------------------------------------------------------------------------------------- 11 Parts List ------------------------------------------------------------------------------------------------------------------------------------------- 12 Warranty -------------------------------------------------------------------------------------------------------------------------------------------- 13 FORM NO. -
Page 4: General Specifications
CAUTION WARNING Ensure proper guarding of the product is This product has possible pinch used. Nexen recommends the machine points. Care should be taken when builder design guarding in compliance interacting with this product. with OSHA 29 CFR 1910 “Occupational Safety and Health Hazards”. -
Page 5: Installation
NOTE The Brake Disc (ordered separately) may be mounted to a customer supplied hub or mounted Brake Disc to the Nexen Disc Brake Hub (also ordered separately) for use with a Q.D. Bushing. Brake Disc Flat Head Hex Refer to Figure 1-2 & Table 1. - Page 6 INSTALLATION (continued) 8. Use customer-supplied 3/8 in. bolts to mount the "T" 5. Insert the pull-up bolts and alternately and evenly tighten support (Item 12) to a solid base (See Figures 3 and them to 15 ft–lb [20.3 Nm] torque. 6.
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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
3200 16 Inch O.D. 2800 WARNING Ensure proper guarding of the product is used. Nexen recommends the machine builder design guarding in compliance with OSHA 29 CFR 1910 “Occupational Safety and Health Hazards”. WARNING This product is capable of emitting... -
Page 9: Troubleshooting
TROUBLESHOOTING Symptom Probable Cause Solution Air not being exhausted due to a control valve malfunc- Replace the control valve. tion. Failure to engage Broken compression spring Replace the compression springs. Align the exhaust port to the six-o'clock down position to allow Internal contamination or corrosion. -
Page 10: Manual Disengagement
MANUAL DISENGAGEMENT For manual disengagement of the brake, remove the breather fittings. Insert a 5/16-18 x 1-1/2 bolt or cap screw through the breather port. Screw into the piston until the caliper brake is disengaged. BREATHER FITTING 5/16-18 X 1-1/2" LONG 5/16-18 CAP SCREW THREADED HOLE... -
Page 11: Seal Replacement
PARTS REPLACEMENT - SEAL REPLACEMENT Refer to Figure 7. Clean the O-Ring grooves of the Pistons (Item 3); then, lubricate the new U-Cup Seals and O-Rings and contact 1. Remove the two Hex Head Cap Screws (Item 8), Hex surfaces with a thin film of fresh o-ring lubricant. Head Nuts (Item 10), Lockwashers (Item 9) and Flat Washers (Item 14). -
Page 12: Parts List
PARTS LIST FIGURE 9 ITEM DESCRIPTION ITEM DESCRIPTION Friction Facing Assembly Compression Spring Cylinder "T" Support Piston Spacer Flat Washer U-Cup Seal O-Ring Cap Screw End Cap Hex. Head Screw Flat Cap Screw Lock Washer Breather Fitting Plug Hex. Nut * Varies by unit. -
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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