Eaton Airflex WSB 11210 Installation, Operation And Maintenance Manual Download

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Printed in USA

Document No. E-CLCL-11001-E

October 2013

Eaton

Hydraulics Group USA

Airflex Division

9919 Clinton Road

Cleveland, OH 44144-1077

Tel: 216-281-2211

Fax: 216-281-3890

Eaton

Hydraulics Group Asia Pacific

281 Fa Sai Road

Waigaoqiao Free Trade Zone

Shanghai 200131

China

Tel:(+8621) 5048-4811

Fax: (+8621) 5048-4911

Summary of Contents for Airflex WSB 11210

Page 1: ...WSB 11210 WCSB3 Brake Installation Operation and Maintenance Airflex Product Line...

Page 2: ...Installation Opera tion or Maintenance may result in personal injury or equip ment damage Caution Use Only Genuine Airflex Replacement Parts The Airflex Division of Eaton Corporation recommends the us...

Page 3: ...equence 16 3 5 Periodic Maintenance 17 4 0 MAINTENANCE 18 4 1 Wear Limits 18 4 2 Wear Adjustment 18 4 3 Disassembly Procedures 22 4 4 Friction Material Replacement 24 4 5 Wear Plate Replacement 24 4 6...

Page 4: ...Port Sizes 27 17 Wear Spacers 31 Figure No FigureTitle Page No 1 Cross Section and Item Numbers 5 1A Section A Section B 6 1B Section X X Section Y Y 6 1C Section Z Z Section 7 2 Proper vs Improper A...

Page 5: ...sher 18 Self Locking Nut 19 C R Cylinder 20 Hex Head Screw 21 PolyPak Seal inner 22 36WCSB Outer Apply Spring 23 PolyPak Seal outer 27 Spacer Tube 28 Gear 29 Wear Spacer Clamp Tube 30 Reaction Plate 3...

Page 6: ...18 17 125 29 29 125 29 124 139 141 144 138 SECTION A SECTION B 16X SAE 20 SAE J1926 1 COOLANT PORTS SECTION Y Y SECTION X X 22 52 53 20 17 27 16X SAE 20 SAE J1926 1 COOLANT PORTS SECTION Y Y SECTION...

Page 7: ...llation operation and maintenance of the equipment on which this device is used to fully understand the Danger the Warning and the Caution procedures by which hazards can be avoided 1 1 1 The Airflex...

Page 8: ...3 then continues to move away from the end plate subassembly and the clamp force is removed from the disc 119 that rides on the gear As the end plate subassembly 117 moves towards the stop plates the...

Page 9: ...ting flange cylinder 112 preventing deflection during operation 2 1 5 For proper operation and service life the tensioner reaction member must be aligned to the shaft within the limits shown in Table...

Page 10: ...e channel in the friction disc splines with MOLUB ALLOY 936SF Heavy grease or equivalent as shown in Figure 3 Try to maintain the grease level at 1 8 3mm below the top of the friction disc splines as...

Page 11: ...open and vented to atmosphere Porting should be filtered to avoid contamination of the piston cylinder during single piston actuation 2 3 1 Maximum allowable pressure is 120 psig 8 2 Bar in the spring...

Page 12: ...s utilize a straight thread and an O ring for sealing ORB ports provide superior sealing properties and reduce the risk of damage to the brake during fitting installation An ORB port can be identified...

Page 13: ...r each size tensioner per Table 8 Caution Do not plug any ports or plumb the cooling passages in series Parallel arrangement of hoses similar to that shown in Figure 5 is required for proper coolant f...

Page 14: ...9 for the quantity of hoses required for the 436WCSB3 Reference Table 6 for the percentage flow required at the outlet for the 436WCSB3 2 4 14 2 Figure 5 illustrates the supply lines hoses and the ret...

Page 15: ...using water as a coolant the mini mum ambient temperature is 45 F 7 C Caution The tensioner is never to be operated without the coolant supply attached and coolant running through the unit 3 2 Pressur...

Page 16: ...t allow the brake disc temperature to exceed 180 F 82 C 3 3 8 Repeat steps 3 3 4 thru 3 3 7 for the number of cycles shown in Table 12 to allow for adequate wear in of the air cooled brake Allow the b...

Page 17: ...lly released Dragging discs may be caused by wear or contamination of the gear or disc splines lack of spline lubrication disc imbalance warped discs or misalignment Correct as required 3 5 5 Pneumati...

Page 18: ...red or replaced 4 2 Wear Adjustment Wear adjustment is periodically required as the friction material and mating surfaces wear Wear adjustment reduces the running clearances between these surfaces to...

Page 19: ...n zero and there is no clearance between each side of the disc 119 and the corresponding friction material Pressure in the mounting flange 112 has been exhausted if gap Z 2 See Figure 7A located betwe...

Page 20: ...e components using Table 14 as a reference Warning If wear adjustment is not made the piston may extend out of the mounting flange cylinder 112 beyond an acceptable operating range resulting in loss o...

Page 21: ...15 13 72 Value shown is GAP after wear adjustment New or rebuilt brakes may vary slightly from this value due to tolerances Record of Wear Measurements GAP W X Y 1 Y 2 Y 3 Z 1 Z 2 Date Date Date Date...

Page 22: ...ng Be sure to collect all wear spacers 29 and all support beam wear spacers 139 when removed Spacers lodging in between tensioner components could prevent the tensioner from properly engaging or relea...

Page 23: ...OP PLATE 125 SUPPORT BEAM SPACER 139 SPACER RETAINER 141 CENTERLINE OF WASHER 142 SCREW 143 NUT 145 125 139 141 NOTE SUPPORT BEAM SPACER SPACER RETAINER MOUNT OVER THE SUPPORT BEAM AND STUDS THE ENDS...

Page 24: ...o the proper torque value For water cooled disc assemblies tighten screws to 15 ft lb 20Nm Screws securing the air cooled brake friction discs 118 or blocks mounted on the pressure plate 13 and end pl...

Page 25: ...up is required reference Figure 10 A to mask the inner outer lands that will receive the gasket tape for sealing Caution Use only clean dry air for blow off Caution Follow manufacturer s instructions...

Page 26: ...eplaced the torque tightening instructions are as follows Note The torque of the screws nuts 4 5 that attach the wear plate 3 to the mounting flange 1 reaction plate 30 pressure plate 13 is a four ste...

Page 27: ...be damaged Repair and repeat procedure from 4 5 2 4 5 8 6 Follow steps in Section 4 8 to reassemble the tensioner Caution After replacement of wear plates 3 a wear in period is required per Section 3...

Page 28: ...uter port should remain open to atmosphere Apply 120 psi 8 2 bar to the cylinder 19 to disengage the spring set brake Check for leakage from the inner cylinder area to the outer cylinder area in the m...

Page 29: ...enough liquid to entirely fill the space between the parts Install the bushings by twisting the bushing while pushing it down until it is flush with the casting surface Inspect to see that a ring of...

Page 30: ...ion and repeat for the 6 9 o clock positions Four pair of studs is required for a total of 8 studs Note When building up the tensioner the reaction plates 30 and the end plate 117 should be aligned so...

Page 31: ...ation adjacent to support beam 138 on each stud 4 9 15 Assemble the friction discs 118 to the end plate subassembly 117 and pressure plate 13 per the following Position the friction material to align...

Page 32: ...3 with Molykote 55 O ring lubricant and install them into the seal grooves on the spring housing 16 Note the orientation of the seal lips per Figure 13 4 9 25 Lubricate the seal surfaces in the mounti...

Page 33: ...quipment Reference 5 1 1 In any correspondence regarding Eaton Airflex Equipment refer to the information on the product nameplate and call or write Eaton Hydraulics Group USA Airflex Products 9919 Cl...

Page 34: ...included with Assembly 417009 1 29 Wear Spacer Clamp Tube 308620 48 30 Reaction Plate 515635 02 2 33 Dual Piston 515657 2 34 Release Spring 416751 15 24 52 Inner Apply Spring 416751 08 64 53 Spring R...

Page 35: ...Ring 414032 01 12 51 Outer Support Ring 417435 4 51 Outer Support Ring 417459 4 36 WCSB3 End Plate Sub Assembly 117 Item Description Part Number Qty End Plate 515634 1 54 Bushing 204240 03 8 3 Wear P...

Page 36: ...A and Figure 14 36WCSB3 Wear Plate Kits for Reaction Plate Parts Inner Support Outer Support Included Screw Flair Nut Wear Plate Ring Ring PTFE Gasket PTFE Gasket in Kit 4 5 3 50 51 O D I D Model Kit...

Page 37: ...Airflex WSB 11210 WCSB3 Installation Operation and Maintenance E CLCL 11001 E October 2013 37 IOM WSB 11210 for WCBD3 Original Publication Date October 2013 Revision Date Change WCSB3 Brakes 8 0 REVI...

Page 38: ...October 2013 Eaton Hydraulics Group USA Airflex Division 9919 Clinton Road Cleveland OH 44144 1077 Tel 216 281 2211 Fax 216 281 3890 Eaton Hydraulics Group Asia Pacific 281 Fa Sai Road Waigaoqiao Fre...

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