Nexen AIR CHAMP 625 User Manual
Flange mounted enclosed clutch-brakes
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- User manual (7 pages) ,
- User manual (24 pages) ,
- User manual (8 pages)
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Summary of Contents for Nexen AIR CHAMP 625
- Page 1 FLANGE MOUNTED ENCLOSED CLUTCH-BRAKES FMCBE MODELS 625, 875, 1125 AND 1375 WITH LOCKING KEY AND INTEGRAL VALVE FORM NO L-20347-H-1112...
- 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 INSTALLATION ---------------------------------------------------------------------------------------------------------------------------------- 4 AIR AND ELECTRICAL CONNECTIONS ------------------------------------------------------------------------------------------- 5 CONTROL VALVE OPERATION --------------------------------------------------------------------------------------------------------- 6 AIR PREPARATION --------------------------------------------------------------------------------------------------------------------------- 6 TROUBLESHOOTING ---------------------------------------------------------------------------------------------------------------------- 7 FMCBE REMOVAL ------------------------------------------------------------------------------------------------------------------------ 7-9 PARTS REPLACEMENT–FRICTION FACINGS ----------------------------------------------------------------------------------- 9 PARTS REPLACEMENT–INPUT BEARING ----------------------------------------------------------------------------------- 9-10 PARTS REPLACEMENT–BEARINGS AND O-RING SEALS -------------------------------------------------------- 11-13 PARTS REPLACEMENT–INPUT UNIT ---------------------------------------------------------------------------------------------- 13 PARTS LIST ------------------------------------------------------------------------------------------------------------------------------- 14-18 REPLACEMENT PARTS ------------------------------------------------------------------------------------------------------------------ 18... -
Page 4: Installation
INSTALLATION 1. Coat the threads of the Bar (Item 38) with Loctite ® Housing 242; then, thread the Bar into the Stub Shaft (Item (Item 1) (Item 38) 23) until the end of the Bar is visible in the keyway slot of the Stub Shaft (See Figure 1). -
Page 5: Air And Electrical Connections
AIR AND ELECTRICAL CONNECTIONS WARNING Prior to connecting any wires, be sure that AC power is turned off, locked and proper signage applied according to safety regulations. Avoid splicing wires. FIGURE 4 NOTE: the clutch brake's integral valve manifold has three 0.125-18 NPT holes;... -
Page 6: Control Valve Operation
Nexen recommends one drop of oil for every 20 cubic feet of air. LUBRICATOR DRIP RATE SETTINGS NOTE: These settings are for Nexen supplied lubricators. If you are not using a Nexen lubricator, calibration must replicate the following procedure. Locate the lubricator above and within ten feet of the Clutch/Brake, and use a low viscosity oil such as SAE-10. -
Page 7: Troubleshooting
TROUBLESHOOTING Drive O-ring Socket Head Chamber Splined Disc Seals Cap Screw Disc Female Piston Pilot Ball Bearings Screw Stub Shaft Spring Plug Male Pilot Friction Housing Solenoid Inlet FIGURE 5 Facings Valve u l i n i t u f l o i t r i a u f l... -
Page 8: Parts Replacement-Friction Facings
PARTS REPLACEMENT–FRICTION FACINGS NOTE: If an Input Unit is installed on the FMCBE, it must be removed before servicing the FMCBE. 1. Remove the four Socket Head Cap Screws (Item 13) and separate the two halves of the FMCBE (See Figure 7). NOTE: The Flat Head Machine Screws (Item 7) are assembled with an anaerobic locking compound. -
Page 9: Parts Replacement-Input Bearing
PARTS REPLACEMENT–INPUT BEARING NOTE: The following sections are arranged by model. Verify that you are in the correct section for your model. If an Input Unit is installed on the FMCBE, it must be removed before servicing the FMCBE. MODEL 625 1. - Page 10 MODELS 875, 1125 AND 1375 1. Remove the four Socket Head Cap Screws (Item 13) and separate the two halves of the FMCBE (See Figure 11). 2. Remove the four Socket Head Cap Screws (Item 27) (See Figure 12). 3. Remove the Female Pilot (Item 26) from the Hous- FIGURE 11 ing (Item 1) (See Figure 12).
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Page 11: Parts Replacement-Bearings And O-Ring Seals
PARTS REPLACEMENT–BEARINGS AND O-RING SEALS ALL MODELS 1. Remove the four Socket Head Cap Screws (Item 13) and separate the two halves of the FM- CBE (See Figure 13). 2. Remove the four remaining Socket Head Cap Screws (Item 13) and slide the Male Pilot (Item 20), Stub Shaft (Item 23), and the two Ball Bearings (Item 19) out of the Air Chamber (Item 12) (See FIGURE 13... - Page 12 13. Slide the Piston (Item 16) out of the Air Chamber (Item 12) (See Figure 16). 14. Remove the O-ring Seals (Items 14 and 15) from the Piston (Item 16) and the Air Chamber (Item 12) (See Figure 16). 15. Remove the Retaining Ring (Item 3) from the Piston (Item 16) (See Figure 16).
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Page 13: Parts Replacement-Input Unit
PARTS REPLACEMENT–INPUT UNIT ALL MODELS Press this 1. Remove the Retaining Ring (Item 35) from the out- Ball Bearing put end of the Input Unit (See Figure 18). onto the Stub Shaft. WARNING Remove Use caution and always first. wear safety glasses when working with spring or Do not tension loaded devices... -
Page 14: Parts List
PARTS LIST FMCBE-625 FIGURE 19 l l a ) . t ) . t . t x ) . t n i l ) . t l l a Denotes Facing Kit item. Facing Kit No. 801448 (two kits required per unit). Denotes Repair Kit item. - Page 15 FMCBE-875 FIGURE 20 l l a ) . t . t x ) . t ) . t o l i t a l n i l f i n ) . t l l a Denotes Facing Kit item. Denotes Repair Kit item.
- Page 16 FMCBE-1125 FIGURE 21 l l a ) . t . t x ) . t ) . t o l i t a l n i l f i n ) . t l l a t a l Denotes Repair Kit item. Denotes Facing Kit item.
- Page 17 FMCBE-1375 31 5 25 19 32 27 FIGURE 22 n i r l l a n i r n i r ) . t . t x ) . t ) . t o l i t a l i l p c i r o i t n i r...
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Page 18: Replacement Parts
FIGURE 23 REPLACEMENT PARTS The item or balloon number for all Nexen products is used When ordering replacement parts, specify model for part identification on all product parts lists, product designation, item number, part description, and quantity. -
Page 19: 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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