Flange Mounted Enclosed Clutch
Contents
1. 5 2 4 Way 5 2 5 Way FORM NO L 20150 W 0414 8 TROUBLESHOOTING SYMPTOM Failure to engage Failure to disengage Loss of torque PROBABLE CAUSE Air not getting to the FMCBE due to a control valve malfunction Air leaks around the O ring Seals Unexhausted air due to a control valve malfunction Air leaks around the O ring Seals Worn or dirty Friction Facings SOLUTION Check for a control valve malfunction or low air pressure and replace the control valve if necessary Replace the O ring Seals Check for a control valve malfunction and replace the control valve if necessary Replace the O ring Seals Replace the Friction Facings Plug Housing Splined Air O ring Male Disc Chamber Seals Pilot SS S lt gt z In S Sa T A Spring Ball Bearings Key Stub Shaft Ball es Bearing E a 4 Ball Bearing Piston Friction Air to Air to Facings Brake Clutch FIGURE 7 9 FORM NO L 20150 W 0414 PARTS REPLACEMENT FRICTION FACINGS MODELS 625 875 1125 AND 1375 1 Remove the four Socket Head Cap Screws Item 13 and separate the two halves of the FMCBE See Figure 8 Some product assemblies can exceed 90 Ibs Use lifting aids and proper lifting techniques when installing removing or placing in service 2 Remove the six old Flat Head Machine Screws Item 7 and the first old split Friction2. INSTALLATION MOUNTING BETWEEN A GEAR REDUCER AND A 9 Insert and tighten the Set Screw and then install the MOTOR Plug See Figure 3 1 Insert the Key Item 25 into the output shaft of the NOTE On Model 625 the Set Screw is Item 26 On FMCBE See Figure 3 Models 875 and 1125 the Set Screw is Item 31 On Model 1375 the Set Screw is Item 2 Slide the FMCBE output shaft into the gear reducer 27 See Figure 3 On Model 625 the Plug is Item 27 On Models 875 and 1125 the Plug is Item 32 On Model 3 Secure the FMCBE to the gear reducer using customer 1375 the Plug is Item 28 supplied socket head cap screws lock washers and nuts See Figure 3 NOTE Model 625 does not have a Female Pilot proceed with Step 5 for this model 4 On Models 875 1125 and 1375 first remove the Socket Head Cap Screws Item 27 on Models 875 and 1125 or Item 13 on Model 1375 and Female Pilot Item Plug Re Item 27 28 or 32 educer Gear 26 then secure Female Pilot to the motor face using Socket Head Cap Screws Item 29 and Lock Washers Item 30 and tighten them to the recommended torque ESE See Figure 1 and Table 1 Item 26 27 or 31 N 7o V D Jel L ONS IANS 7 Customer 5 Insert the customer supplied key into the motor shaft supplied key keyway See Figure 3 l l Socket Head Cap 6 Slide the FMCBE 625 onto the motor shaft See Figure Sara 3 and Lock Washer Items 29 and 30 7
3. Cap Screws Item 13 and secure the Male Pilot Item 20 to the Air Chamber Item 12 See Figure 18 Tighten the four Socket Head Cap Screws Item 13 to the recommended torque See Figure 18 and Table 4 Apply a drop of Loctite 242 to the threads of four Socket Head Cap Screws Item 13 and secure the Male Pilot Item 20 and Air Chamber Item 12 to the Housing Item 1 See Figure 18 Tighten the four Socket Head Cap Screws Item 13 to the recommended torque See Figure 18 and Table 4 15 FIGURE 18 TABLE 4 FMCBE RECOMMENDED TIGHTENING MODEL TORQUE ITEM 13 157 In Lbs 177 Nm nissan 1125 267 In Lbs 30 2Nm 1375 594 In Lbs 67 1 Nm FORM NO L 20150 W 0414 PARTS REPLACEMENT INPUT UNIT ALL MODELS 30 Working with spring loaded or tension 35 Press this S Ball Bearing onto the 58 i Stub Shaft N Remove 1 Remove the Retaining Ring Item 35 from the output first end of the Input Unit See Figure 19 O 2 Press the Stub Shaft Item 11 out of the Bearing Flange ltem 20 See Figure 19 30 loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions Do not remove NOTE One old Ball Bearing Item 30 will come out of the Bearing Flange ltem 20 with the Stub Shaft Item 11 Do not remove Retaining Ring ltem 35 3 Press the first old Ball Bearing Item 30 off the Stub FIGURE 19 Shaft Item 11
4. Facing Item 11 See Figure 9 3 Align the holes in the Splined Disc Item 9 with the Flat Head Machine Screws Item 7 that secure the second split Friction Facing Item 11 See Figure 9 FIGURE 8 4 Remove the six old Flat Head Machine Screws Item 7 and the second old split Friction Facing Item 11 See Figure 9 5 Clean the friction surfaces and facing mounting surfaces with fresh safety solvent 6 Install the first new split Friction Facing Item 11 and new Flat Head Machine Screws Item 7 See Figure 9 7 Tighten the six new Flat Head Machine Screws See Table 2 for torque values 8 Install the second new split Friction Facing Item 11 and six new Flat Head Machine Screws Item 7 See Figure 9 9 Tighten the six new Flat Head Machine Screws See Table 2 for torque values FIGURE 9 10 Apply a drop of Loctite 242 to the threads of the four Socket Head Cap Screws Item 13 See Figure 8 TABLE 2 11 Install and tighten the four Socket Head Cap Screws RECOMMENDED Item 13 securing the two halves of the FMCBE to the Are TIGHTENING TORQUE onen recommended torque See Figure 8 and Table 2 ITEM1 3 157 In Lbs 17 7 Nm 26 In Lbs 2 9 Nm 25 Lbs 2 FORM NO L 20150 W 0414 10 PARTS REPLACEMENT BALL BEARING NOTE The following sections are arranged by model Verify that you are in the correct section for your model MODEL 625 HOUSING NOTE If an Input Unit is installed on
5. Retaining Ring Item 18 See Figure 16 Apply an adequate amount of Loctite 680 to evenly coat the outer race of the second new Ball Bearing Item 19 and press it onto the Stub Shaft Item 23 and into the Male Pilot Item 20 until it is seated against the Retaining Ring Item 18 See Figure 16 Reinstall the Retaining Ring Item 24 See Figure 16 Working with spring loaded or tension loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions Remove the Retaining Ring Item 6 and press the Splined Disc Item 9 out of the Air Chamber Item 1 2 See Figure 17 Slide the Piston Item 16 out of the Air Chamber Item 12 See Figure 17 Remove the O ring Seals Items 14 and 15 from the Piston Item 16 and the Air Chamber Item 12 See Figure 17 Remove the Retaining Ring Item 3 from the Piston Item 16 See Figure 17 Press the old Ball Bearing Item 2 out of the Piston Item 16 See Figure 17 Clean the bearing bore of the Piston Item 16 with fresh safety solvent making sure all old Loctite residue is removed Apply an adequate amount of Loctite 680 to evenly coat the outer race of the new Ball Bearing Item 2 then press the new Ball Bearing Item 2 into the Piston Item 16 and install the Retaining Ring Item 3 See Figure 17 FORM NO L 20150 W 0414 14 Press this Ball Bearing on first See Step 7 O O a BP AU
6. See Figure 19 4 Press the first new Ball Bearing Item 30 onto the Stub Shaft Item 11 until it is seated against the Retaining Ring Item 35 See Figure 19 5 Press the second old Ball Bearing Item 30 out of the Bearing Flange Item 20 See Figure 19 6 Clean the bearing bore of the Bearing Flange with fresh safety solvent making sure all old Loctite residue is removed See Figure 19 7 Apply an adequate amount of Loctite 680 to evenly coat the outer race of the first new Ball Bearing Item 30 on the Stub Shaft Item 11 and press the first new Ball Bearing and Stub Shaft into the Bearing Flange Item 20 until the Ball Bearing is seated against the Retaining Ring Item 58 See Figure 19 8 Apply an adequate amount of Loctite 680 to evenly coat the outer race of the second new Ball Bearing Item 30 and press the second new Ball Bearing onto the Stub Shaft and into the Bearing Flange Item 20 until the Ball Bearing is seated against the Retaining Ring Item 58 See Figure 19 9 Reinstall the Retaining Ring Item 35 See Figure 19 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 instruc
7. 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 The parties expressly agree that the price for the Products and the services was determined in consideration of the limitation on damages set forth herein and such limitation has been specifically bargained for and constitutes an agreed allocation of risk which shall survive the determination of any court of competent jurisdiction that any remedy herein fails of its essential purpose Inspection Buyer shall inspect all shipments of Products upon arrival and shall notify Nexen in writing of any shortages or other failures to conform to these terms and conditions which are reasonably discoverable upon arrival without opening any carton or box in which the Products are contained Such notice shall be sent within 14 days following arrival All notifications shall be accompanied by packing slips inspection reports and other documents necessary to support Buyer s claims In addition to the foregoing obligations in the event that Buyer receives Products that Buyer did not order Buyer shall return the erroneously shipped Products to Nexen within thirty 80 days of the date of the invoice for such Products Nexen will pay reasonable freight charges for th
8. AND 1375 FEMALE PILOT continued 12 13 14 Support the inner race of the new Ball Bearing Item 2 and press the Drive Disc Item 4 into the new Ball Bearing Item 2 and Female Pilot Item 26 See Figure 13 Reinstall the Retaining Ring Item 6 See Figure 13 Working with spring loaded or tension loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions Using the four Socket Head Cap Screws secure the Female Pilot Item 26 to the Housing Item 1 See Figure 13 NOTE OnFMCBE Models 875 and 1125 the Socket Head Cap Screws are Item 27 On FMCBE Model 1375 the Socket Head Cap Screws are Item 13 If you are replacing all the Ball Bearings and O ring Seals in the FMCBE proceed with PARTS REPLACEMENT BEARINGS AND O RING SEALS otherwise proceed with next step 15 Apply a drop of Loctite 242 to the threads of the four Socket Head Cap Screws Item 13 and secure the two halves of the FMCBE together See Figure 1 2 16 Tighten the four Socket Head Cap Screws Item 13 to the recommended torque See Figure 12 and Table 3 PARTS REPLACEMENT PISTON DRIVE DISC BEARINGS AND O RING SEALS ALL MODELS 1 Remove the four Socket Head Cap Screws Item 13 and separate the two halves of the FMCBE See Figure 14 Remove the four remaining Socket Head Cap Screws Item 13 and slide the Male Pilot Item 20 Stub Shaft Item 23 and t
9. FMCBE Models 875 and 1 125 the Socket Head Cap Screws are Item 27 On FMCBE Model 1375 the Socket Head Cap Screws are Item 13 3 Remove the four Socket Head Cap Screws See Figure 13 4 Remove the Female Pilot Item 26 from the Housing Working with spring loaded or tension TABLE 3 FMCBE RECOMMENDED TIGHTENING MODEL TORQUE ITEM 13 or 27 loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions 5 Remove the Retaining Ring Item 6 and press the Drive Disc Item 4 out of Female Pilot Item 26 See Figure 6 Remove the Retaining Ring Item 3 See Figure 13 7 Fully supporting the Female Pilot Item 26 press the old Ball Bearing Item 2 out of the Female Pilot See 13 Figure 13 9 Apply an adequate amount of Loctite 680 to evenly coat the outer race of the new Ball Bearing Item 2 NOTE Do not reuse bearing Applying force on inner See Figure 13 bearing race to remove bearing held by outer race causes damage to bearing 10 Supporting the Female Pilot Item 26 and pressing on the outer race of the new Ball Bearing Item 2 press 8 Clean the bearing bore of the Female Pilot Item 26 the new Ball Bearing into the Female Pilot See Figure with fresh safety solvent making sure all old Loctite 13 residue is removed See Figure 13 11 Reinstall the Retaining Ring Item 3 See Figure 13 FORM NO L 20150 W 0414 12 MODELS 875 1125
10. On Model 625 secure the FMCBE to the motor using Socket Head Cap Screws Item 29 and Lock Washers FIGURE 3 Item 30 and tighten them to the recommended torque See Figure 2 and Table 1 Apply a drop of Loctite 242 to the threads of the Socket Head Cap Screws ltem 27 on Models 875 and 1125 or Item 13 on Model 1375 On Models 875 1125 and 1375 secure the FACBE Housing Item 1 to the Female Pilot Item 26 using Socket Head Cap Screws ltem 27 on Models 875 and 1125 or Item 13 on Model 1375 and tighten them to the recommended torque See Figure 1 and Table 1 8 Align the hole in the FMCBE Housing Item 1 with the tapped hole in the Drive Disc See Figure 3 FORM NO L 20150 W 0414 6 LUBRICATION NOTE Nexen pneumatically actuated devices require clean pressure regulated air for maximum performance and Hi All seals in Nexen Pneumatically operated devices are lubricated for life and do not require additional ubrication 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 This is acceptable but care must be taken to ensure once an air mist lubrication system is used it is continually used over the life of the product as the oil mist may wash free the factory installed lubrication Locate the lubricator above and within ten feet of the product and use low viscosity oil such as SAE 10 Synthetic lubricants are not recommend
11. RS NN 23 0 O 18 20 FIGURE 16 FIGURE 17 18 19 20 21 22 Lubricate the new O ring Seals Items 14 and 15 and the contact surfaces on the Piston Item 16 and Air Chamber Item 12 with a thin film of fresh O ring lubricant See Figure 17 Install the new O ring Seals Items 14 and 15 See Figure 17 Slide the Piston Item 16 back into the Air Chamber Item 12 See Figure 17 Support the inner race of the Ball Bearing Item 2 located inside the Piston ltem 16 and press the Splined Disc Item 9 into the Air Chamber Item 12 and Piston Item 16 See Figure 17 Reinstall the Retaining Ring Item 6 See Figure 17 PARTS REPLACEMENT PISTON DRIVE DISC BEARINGS AND O RING SEALS continued 23 24 29 26 27 28 29 Working with spring loaded or tension loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions Lubricate the new O ring Seals Items 21 and 22 and the contact surfaces on the Male Pilot Item 20 and Air Chamber Item 12 with a thin film of fresh O ring lubricant See Figure 18 Install the new O ring Seals Items 21 and 22 See Figure 18 Align the Spring Pin Item 17 on the Male Pilot Item 20 with the hole in the Piston Item 16 and slide the Male Pilot into the Air Chamber Item 12 See Figure 18 Apply a drop of Loctite 242 to the threads of four Socket Head
12. e timely return of the erroneously shipped Products and issue a credit to Buyer for the returned Products at the price Buyer paid for them including any shipping expenses that Nexen charged Buyer All shortages overages and nonconformities not reported to Nexen as required by this section will be deemed waived Limitation on Actions No action regardless of form arising out of any transaction to which these terms and conditions are applicable may be brought by the Buyer more than one year after the cause of action has accrued ne gt lt en Nexen Group Inc 800 843 7445 560 Oak Grove Parkway Fax 651 286 1099 Vadnais Heights MN 55127 www nexengroup com ISO 9001 Certified FORM NO L 20150 W 0414 22
13. ed Nexen product s bearings are shielded and pre lubricated and require no further lubrication LUBRICATOR DRIP RATE SETTINGS These settings are for Nexen supplied lubricators If you are not using a Nexen lubricator calibration must follow the manufacturer s suggested procedure 1 Close and disconnect the air line from the unit 2 Turn the Lubricator Adjustment Knob counterclockwise three complete turns 3 Open the air line 4 Close the air line to the unit when a drop of oil forms in the Lubricator Sight Gage 5 Connect the air line to the unit 6 Turn the Lubricator Adjustment Knob clockwise until closed 7 Turn the Lubricator Adjustment Knob counterclockwise one third turn 8 Open the air line to the unit 1 FORM NO L 20150 W 0414 AIR CONNECTIONS All Nexen pneumatically actuated devices require clean and dry air which meet or exceeds ISO 8573 1 2001 Class 4 4 3 quality Low air pressure will cause slippage and overheating Excessive air pressure will cause abrupt starts and stops reducing product life NOTE For quick response Nexen recommends a quick exhaust valve and short air lines between the Control Valves and the product Align the air inlet ports to a down position to allow condensation to drain out of the air chambers of the product Air Pressure Gage Limits 6 9 Bar 100 PSI Absolute Max O Bar 0 PSI Absolute Min The following are common air supply sche
14. epair Kit No 801651 Facing Kit No 801647 two kits required per unit 3 Items 17 and 18 are part of sub assembly 20 FORM NO L 20150 W 0414 20 NKR S S aaa DD HO PARTS LIST INPUT UNIT ITEM DESCRIPTION QTY Stub Shaft Key Bearing Flange Ball Bearing Retaining Ring Hex Head Jam Nut Not Shown Retaining Ring FIGURE 24 21 FORM NO L 20150 W 0414 WARRANTY 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 attached to this Quotation and that specifically refers to this Quotation by its number subject in all cases to any limitations and exclusions set out in the drawing NEXEN MAKES NO OTHER WARRANTY EXPRESS OR IMPLIED AND ALL IMPLIED WARRANTIES INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED This warranty applies only if a the Product has been installed used and maintained in accordance with any applicable Nexen installation or maintenance manual for the Product b the alleged defect is not attributable to normal wear and tear c the Product has not been altered misused or used fo
15. he two Ball Bearings Item 19 out of the Air Chamber Item 12 See Figure 15 Remove the old O ring Seals Items 21 and 22 from the Male Pilot Item 20 See Figure 15 Working with spring loaded or tension loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions Remove the Retaining Ring Item 24 and press the Stub Shaft Item 23 out of the Male Pilot Item 20 See Figure 16 NOTE ThetwooldBall Bearings Item 19 are removed from opposite ends of the Male Pilot Item 20 Do not remove the Retaining Rings Item 18 See Figure 16 Remove the two old Ball Bearings Item 19 from the Male Pilot Item 20 One Ball Bearing will stay with the Stub Shaft Item 23 when pressed out See Figure 16 FIGURE 14 FIGURE 15 FORM NO L 20150 W 0414 PARTS REPLACEMENT PISTON DRIVE DISC BEARINGS AND O RING SEALS continued 6 10 11 12 13 14 15 16 17 Clean the bearing bore of the Male Pilot Item 20 with fresh safety solvent making sure all old Loctite residue is removed Press one new Ball Bearing Item 19 onto the Stub Shaft Item 23 See Figure 16 Apply an adequate amount of Loctite 680 to evenly coat the outer race of the new Ball Bearing Item 19 pressed onto the Stub Shaft Item 23 and press the new Ball Bearing and Stub Shaft into the Male Pilot Item 20 until the Ball Bearing is seated against the
16. igure 11 10 Reinstall the Retaining Ring Item 3 See Figure 11 11 FIGURE 11 11 12 13 14 Support the inner race of the new Ball Bearing Item 2 and press the Drive Disc Item 4 into the new Ball Bearing Item 2 and Housing Item 1 See Figure 11 Reinstall the Retaining Ring Item 6 See Figure 11 NOTE Ifyou are replacing allthe Ball Bearings and O ring Seals in the FMCBE Model 625 proceed with PARTS REPLACEMENT BEARINGS AND O RING SEALS otherwise proceed with next step Apply a drop of Loctite 242 to the threads of the four Socket Head Cap Screws Item 13 and secure the two halves of the FMCBE together See Figure 10 Tighten the four Socket Head Cap Screws Item 13 to 10 5 Ft Lbs 14 2 Nm torque See Figure 10 FORM NO L 20150 W 0414 MODELS 875 1125 AND 1375 FEMALE PILOT NOTE Ifan Input Unit is installed on the FMCBE it must be removed before servicing the FACBE Remove Cap Screws and the Plug and loosen the Set Screw to release the FMCBE from the Input Unit See Figure 13 On Models 875 and 1125 the Set Screw is Item 31 On Model 1375 the Set Screw is Item 27 On Models 875 and 1125 the Plug is Item 32 FIGURE 12 On Model 1375 the Plug is Item 28 1 Remove the four Socket Head Cap Screws Item 13 Socket Head and separate the two halves of the FMCBE See Figure Cap Screw 12 Item 13 or 27 2 Remove the Plug and Set Screw See Figure 13 NOTE On
17. ing this product in service The temperature limits for the loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions Ensure proper guarding of the product is used Nexen recommends the machine builder design guarding in compliance with OSHA 29 CFR 1910 Occupational afety and Health Hazards product are 4 5 100 degree Celsius 40 220 degree F This product has possible pinch points Care should be taken when interacting with this product d l 1 Vs 2 FERNE FF AA an WP tf LAWS it RER N uf LN if l Ps MEN Z This product has possible pinch This product has possible pinch points Care should be taken when points Care should be taken when interacting with this product interacting with this product FORM NO L 20150 W 0414 4 INSTALLATION MOUNTING ON THE SHAFT END OF A MOTOR NOTE Model 625 does not have a Female Pilot Item 26 proceed with Step 2 for this model Socket Head Cap Socket Head Screw and ey Item 13 or 27 Lock Washer Items 29 and 30 1 On Models 875 1125 and 1375 first remove Socket Head Cap Screws Item 27 on Models 875 and 1125 or Item 13 on Model 1375 and Female Pilot Item 26 then secure Female Pilot to the motor face using Socket Head Cap Screws Item 29 and Lock Washers Item 30 and tighten them to the recommended torque See Figure 1 and Table 1 2 Insert the customer supplied key into
18. it No 801428 epair Ait INO Facing Kit No 801430 two kits required per unit 3 Items 17 and 18 are part of sub assembly 20 FORM NO L 20150 W 0414 18 PARTS LIST FMCBE 1125 FIGURE 22 Housing Ball Bearing Retaining Ring Int Drive Disc Retaining Ring Int Retaining Ring Ext Flat Head Machine Screw Splined Disc Friction Facing Air Chamber Socket Head Cap Screw O ring Seal O ring Seal Piston 1 Denotes Repair Kit item Spring Pin Retaining Ring Int Ball Bearing Male Pilot O ring Seal O ring Seal Stub Shaft Retaining Ring Ext Key Not Shown Female Pilot Socket Head Cap Screw Socket Head Cap Screw Not Shown Lock Washer Not Shown Set Screw Plug Denotes Facing Kit item pepe Ee 891292 Facing Kit No 801605 two kits required per unit 3 Items 17 and 18 are part of sub assembly 20 19 FORM NO L 20150 W 0414 PARTS LIST FMCBE 1375 Housing Spring Pin Ball Bearing Retaining Ring Int Retaining Ring Int Ball Bearing Drive Disc Male Pilot Retaining Ring Int O ring Seal Retaining Ring Ext O ring Seal Flat Head Machine Screw Stub Shaft Splined Disc Retaining Ring Ext Friction Facing Key Not Shown Air Chamber Female Pilot Socket Head Cap Screw Set Screw O ring Seal 1 Plug O ring Seal 1 Socket Head Cap Screw Not Shown Piston 1 Lock Washer Not Shown Denotes Repair Kit item 2 Denotes Facing Kit item R
19. ity with the applicable provisions of the Directive Nexen Group Inc 560 Oak Grove Parkway Vadnais Heights Minnesota 55127 ISO 9001 Certified Copyright 2014 Nexen Group Inc FORM NO L 20150 W 0414 2 TABLE OF CONTENTS Gerlerd It On ee ee ee er a eee A General odlety PrECaullons Fr nE HR LEE ieh A Installation Mounting on the Shaft End of a Motor 5 Mounting Between a Gear Reducer and a Motor 6 LUDIC AON e a nn a ec ala a ca a nn nn 7 Alr SONNECIONS Free ee ee a EI den 8 ILOUDIESHOD UM re rer a re Renee E 9 Parts Replacement POCION LAGO S Ser Bee eee Be a a a EP BEE EEE a EEE 10 Ball DS ATI re ee ee a a a ee re re HERE gee en res 11 Piston Drive Disc Bearings and Oning SE als rer ea er re rn re 13 PUL al ee ee ne nee 16 BSS LCT Bart see ee rei eerie ee a Eee ee 16 Parts List FMEBER2I an nn 17 PMO oa aa aea e 18 FPMOBE 129 re ee 19 PMO BE T370 Hrn ee a 20 eca a Eee ee ee aa 21 Varr any EEE EEE Et 22 3 FORM NO L 20150 W 0414 GENERAL SPECIFICATIONS Specifications Taaie Clutch 190 2000 in Ibs i Brake 210 2400 in lbs 1 80 ps 4 5 104C 40 220F Approximate Weight Up to 155 Ibs GENERAL SAFETY PRECAUTIONS Working with spring loaded or tension Use lifting aids and proper lifting techniques when installing removing or plac
20. mes used with this product These are examples and not an all inclusive list All air circuits to be used with this product must be designed following ISO 4414 guidelines Dual Supply Clutch Brake Control Circuit Typical Clutch Brake Control Circuit Brake Supply Circuit Filter Clutch Supply Circuit Ai Ai Filter Air Filter Dryer Su Dryer Dryer S ppl ppl S Pe mo i NZ Regulator Regulator Regulator ence I I l 7 7 7 Ly Gauge OPH 3 2 3 Way i N O Valve Quick Exhaust Gauge Z 3 2 3 Way N C Valve pe Quick Exhaust Quick Exhaust Brake Inlet 3 2 3 Way 4 2 4 Way Typical Clutch Brake Control Circuit Dual Supply Clutch Brake Control Circuit Filter Gauge ap Fiter f ay Filter Dryer RoguIOr Supply Dryer Supply Dryer Air Supply gt NY N Regulator Regulator Gauge ZH 5 2 5 Way N Valve 5 2 5 Way 7 Valve Gauge ZH p lutch Supply Circuit Quick Exhaust Quick Exhaust Valve Valve Brake Supply Circuit Quick Exhaust Valve es ai top Clutch 7 Clutch Inlet Inlet j Inlet Brake Inlet Quick ri Exhaust
21. nexen AIR CHAMP PRODUCTS User Manual gt gt gt Flange Mounted Enclosed Clutch Brakes Models 625 875 1125 and 1375 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 Technical Support 800 843 7445 651 484 5900 www nexengroup com DANGER Read this manual carefully before installation and operation Follow Nexen s instructions and integrate this unit into your system with care This unit should be installed operated and maintained by qualified personnel ONLY Improper installation can damage your system cause injury or death Comply with all applicable codes This document ts the original non translated version Conformity Declaration In accordance with Appendix II B of CE Machinery Directive 2006 42 EC A Declaration of Incorporation of Partly Completed Machinery evaluation for the applicable EU directives was carried out for this product in accordance with the Machinery Directive The declaration of incorporation is set out In writing In a separate document and can be requested if required This machinery is incomplete and must not be put into service until the machinery into which it is to be incorporated has been declared in conform
22. r purposes other than those for which it was intended and d Buyer has given written notice of the alleged defect to Nexen and delivered the allegedly defective Product to Nexen within one year of the date of shipment Exclusive Remedy The exclusive remedy for the Buyer for any breach of any warranties provided in connection with this agreement will be at the election of Nexen a repair or replacement with new serviceably used or reconditioned parts or products or b issuance of credit in the amount of the purchase price paid to Nexen by the Buyer for the Products Agent s Authority Buyer agrees that no agent employee or representative of Nexen has authority to bind Nexen to any affirmation representation or warranty concerning the Products other than those warranties expressly set forth herein Limitation on Nexen s Liability TO THE EXTENT PERMITTED BY LAW NEXEN SHALL HAVE NO LIABILITY TO BUYER OR ANY OTHER PERSON FOR INCIDENTAL DAMAGES SPECIAL DAMAGES CONSEQUENTIAL DAMAGES OR OTHER DAMAGES OF ANY KIND OR NATURE WHATSOEVER WHETHER ARISING OUT OF BREACH OF WARRANTY OR OTHER BREACH OF CONTRACT NEGLIGENCE OR OTHER TORT OR OTHERWISE EVEN IF NEXEN SHALL HAVE BEEN ADVISED OF THE POSSIBILITY OR LIKELIHOOD OF SUCH POTENTIAL LOSS OR DAMAGE For all of the purposes hereof the term consequential damages shall include lost profits penalties delay damages liquidated damages or other damages and liabilities which Buyer shall be obligated
23. the FMCBE it must be removed before servicing the FMCBE Remove Cap Screws and the Plug Item 27 and loosen the Set Screw Item 26 to release the FMCBE from the Input Unit See Figure 11 Remove the four Socket Head Cap Screws Item 13 and separate the two halves of the FMCBE See Figure 10 Remove the Plug Item 27 and Set Screw Item 26 See Figure 11 Working with spring loaded or tension loaded fasteners and devices can cause injury Wear safety glasses and take the appropriate safety precautions Remove the Retaining Ring Item 6 and press the drive Disc Item 4 out of Housing Item 1 See Figure 11 Remove the Retaining Ring Item 3 See Figure 11 Fully supporting the Housing Item 1 press the old Ball Bearing Item 2 out of the Housing See Figure 11 NOTE Do not reuse the bearing Applying force on inner bearing race to remove bearing held by outer race causes damage to the bearing Clean the bearing bore of the Housing Item 1 with fresh safety solvent making sure all old Loctite residue is removed See Figure 11 Apply an adequate amount of Loctite 680 to evenly coat the outer race of the new Ball Bearing Item 2 See Figure 11 Carefully align the outer race of the new Ball Bearing Item 2 with the bore of the Housing Item 1 Supporting the Housing Item 1 and pressing on the outer race of the new Ball Bearing Item 2 press the new Ball Bearing into the Housing See F
24. the motor shaft keyway See Figure 2 3 Slide the FMCBE onto the motor shaft See Figure 2 4 On Model 625 secure the FMCBE to the motor using Socket Head Cap Screws Item 29 and Lock Washers Item 30 and tighten them to the recommended torque FIGURE 1 See Figure 2 and Table 1 Apply a drop of Loctite 242 to the threads of the Socket Head Cap Screws Item 27 on Models 875 and 1125 or Item 13 on Model 1375 Plug On Models 875 1125 and 1375 secure the FACBE Set Screw Housing Item 1 to the Female Pilot Item 26 using Item 26 27 or 31 Socket Head Cap Screws Item 27 on Models 875 and 1125 or Item 13 on Model 1375 and tighten them to the recommended torque See Figure 1 and Table supplied key 1 Item 1 5 Align the hole in the FMCBE Housing Item 1 with the Item 1 Socket Head Cap tapped hole in the Drive Disc See Figure 2 Screw and Lock Washer 6 Insert and tighten the Set Screw then install the Plug Items 29 and 30 See Figure 2 FIGURE 2 NOTE On Model 625 the Set Screw is Item 26 On Models 875 and 1125 the Set Screw is Item 31 On Model 1375 the Set Screw is Item 27 On Model 625 the Plug is Item 27 On Models 875 and 1125 the Plug is Item 32 On Model e a eee n 1375 the Plug is Item 28 65 5 Nm ce a 17 7 Nm 65 5 Nm TABLE 1 Recommended Tightening Torques 1125 267 In Lbs 1425 In Lbs 30 2 Nm 161 Nm 384 In Lbs 1425 In Lbs 5 FORM NO L 20150 W 0414
25. tion manuals FORM NO L 20150 W 0414 16 PARTS LIST FMCBE 625 FIGURE 20 Housing Ball Bearing Retaining Ring Int Drive Disc Retaining Ring Int Retaining Ring Ext Flat Head Machine Screw Splined Disc Friction Facing Air Chamber Socket Head Cap Screw O ring Seal O ring Seal Piston Spring Pin Retaining Ring Int Ball Bearing Male Pilot O ring Seal O ring Seal Stub Shaft Retaining Ring Ext Key Not Shown Set Screw Plug Socket Head Cap Screw Not Shown Lock Washer Not Shown PAIR aS S S Ss Ss St DO SS 1 Denotes Repair Kit item Denotes Facing Kit item Repair Kit No 801447 Facing Kit No 801448 two kits required per unit 3 Items 17 and 18 are part of sub assembly 20 17 FORM NO L 20150 W 0414 PARTS LIST FMCBE 875 FIGURE 21 Housing Ball Bearing Retaining Ring Int Retaining Ring Int Ball Bearing Male Pilot Drive Disc Retaining Ring Int Retaining Ring Ext O ring Seal O ring Seal Stub Shaft Flat Head Machine Screw Splined Disc Friction Facing D Air Chamber Socket Head Cap Screw O ring Seal Retaining Ring Ext Key Not Shown Female Pilot Socket Head Cap Screw Socket Head Cap Screw Not Shown Lock Washer Not Shown O ring Seal Piston Spring Pin 1 Denotes Repair Kit item a a e CEO YO Set Screw Plug Denotes Facing Kit item Repair K
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