Clutch-brakes bissc certified with and without locking key (18 pages)
Summary of Contents for Nexen AIR CHAMP 4H
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AIR CHAMP PRODUCTS Multiple Disc Clutches Models 4H and 4HP FORM NO. L-20007-N-1015 FORM NO. L-20007-N-1015...
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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.
WARNING Ensure proper guarding of the product is This product is capable of emitting used. Nexen recommends the machine builder a spark if misused therefore is not design guarding in compliance with OSHA 29 recommended for use in any explosive CFR 1910 “Occupational Safety and Health...
INSTALLATION Set Screw Driving Shell (Item 18) (Item 17) Refer to Figure 1. Customer 1. Secure the Driving Shell (Item 17) to a bearing supported Supplied key sheave or flywheel. NOTE: The Driving Shell (Item 17) must be concentric to the machine shaft within 0.010 T.I.R. to prevent abnormal wear of the outer plate teeth.
NOTE 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.
Dryer Class 4.4.3 quality. Supply NOTE For quick response, Nexen recommends a quick exhaust 3/2 (3 Way) valve and short air lines between the Control Valves and N.O. Valve the product. Align the air inlet ports to a down position...
PARTS REPLACEMENT: 4H Refer to Figures 4 & 5. 1. Slide the Driving Shell (Item 17) off the Multiple Disc Clutch. CAUTION Working with spring loaded or tension loaded fasteners and devices can cause injury. Wear safety glasses and take the appropriate safety precautions.
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PARTS REPLACEMENT: 4HP Refer to Figures 6 - 8. CAUTION Working with spring loaded or tension loaded fasteners and devices can cause injury. Wear safety glasses and take the appropriate safety precautions. 1. Remove the Retaining Ring (Item 13). 2. Slide the Driving Shell (Item 17) off the Multiple Disc Clutch.
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PARTS REPLACEMENT: 4HP (continued) 24. Press the old Ball Bearings (Item 11) out of the Driving Shell (Item 17). 25. Clean the bearing bore of the Driving Shell (Item 17) with fresh solvent, making sure all old Loctite residue ® is removed.
REPLACEMENT PARTS The item or balloon number for all Nexen products is used for part identification on all product parts lists, product price lists, unit assembly drawings, bills of materials, and instruction manuals. When ordering replacement parts, specify model designation, item number, part description, and quantity. Purchase replacement parts through your local Nexen Distributor.
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REPLACEMENT PARTS (continued) FIGURE 10 Models 4H30P and 4H35P shown (four springs & back-up washers) QUANTITY ITEM DESCRIPTION 4HP30 4HP35 4HP40 4HP45 4HP50 4HP60 4HP70 Cylinder Piston Thrust Plate Outer Plate Inner Plate Waved Spring End Flange Spring Back-Up Washer Ball Bearing Ball Bearing Retaining Ring (Ext.)
Warranties Nexen warrants that the Products will (a) be free from any defects in material or workmanship for a period of 12 months from the date of shipment, and (b) will meet and perform in accordance with the specifications in any engineering drawing specifically for the Product that is in Nexen’s current product catalogue, or that is accessible at the Nexen website, or that is...
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