Eaton Airflex WCB Series Installation, Operation And Maintenance Manual

Eaton Airflex WCB Series Installation, Operation And Maintenance Manual

Water cooled tensioners with corrosion resistant components
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WCB 11060
Installation, Operation
and Maintenance of
®
Airflex
WCB Water
Cooled Tensioners
with Corrosion
Resistant Components
Forward this manual to the person responsible
for Installation, Operation and Maintenance of
the product described herein. Without access
to this information, faulty Installation, Operation
or Maintenance may result in personal injury or
equipment damage.
Use Only Genuine Airflex Replacement Parts
The Airflex Division of Eaton Corporation recommends the use of
genuine Airflex replacement parts. The use of non-genuine Airflex
replacement parts could result in substandard product performance,
and may void your Eaton warranty. For optimum performance, contact
Airflex:
In the U.S.A. and Canada: (800) 233-5890
Outside the U.S.A. and Canada: (216) 281-2211
June, 1998
204124
© Copyright Eaton Corp., 1998. All rights reserved.

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Summary of Contents for Eaton Airflex WCB Series

  • Page 1 Corrosion Resistant Components Use Only Genuine Airflex Replacement Parts The Airflex Division of Eaton Corporation recommends the use of genuine Airflex replacement parts. The use of non-genuine Airflex replacement parts could result in substandard product performance, and may void your Eaton warranty. For optimum performance, contact Airflex: In the U.S.A.
  • Page 2: Table Of Contents

    REVISIONS ....... . . 30 © Copyright Eaton Corp., 1998. All rights reserved...
  • Page 3 WCB Single Disc Figure 1 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 4 WCB Dual Disc Figure 2 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 5 WCB Triple Disc © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 6 NOTE: The coolant outlets should be positioned at the 12 o-clock position. Figure 4 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 7 Tensioner Mounting Register Diameters - In. (mm) Size Female Register Male Register 18.250/18.253 (463.5/463.6) 23.250/23.247 (590.5/590.4) 18WCB 24.375/24.378 (619.1/619.2) 29.998/29.995 (761.9/761.8) 24WCB 18.375/18.378 (466.7/466.8) 44.498/44.493 (1130.2/1130.1) 36WCB Registers to be .125"-.188"(3.2-4.8mm) deep. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 8: Introduction

    (34) assist in disengagement and re- traction of the piston (33) and pressure plate. High heat dissipation is accomplished by passing water through a special cavity behind copper wear plates (3). © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 9: Installation

    Class FN2S interference fit for inch shafting and ISO System S7h6 for metric shafting. Incorrect Track Correct Track Figure 6 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 10: Mounting

    Item # 5 Torque 25(31) 25(31) 40(54) Description 5/8-11NC-2 Gr. 8 5/8-11NC-2 Gr. 8 1-8NC2 Gr. 8 Mounting Quantity Screw Torque 150 (203) 150 (203) 660 (895) © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 11: Air System

    (2.7 bar) could be developed within the coolant cavities which will cause be replaced with a radiator, fan and motor in a liquid to air system. damage to the seals. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 12 If sea water is used as a coolant, a 500 micron filter is recommended. After use, coolant cavities must be flushed with fresh (un-contaminated) water. Figure 7 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 13: Operation

    7.5. to 10.5. and/or cause personal injury. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 14: Pressure And Speed Limits

    WCB units. Faulty workman- horsepower is recommended for ship will result in unreasonable the friction couple to achieve exposure to hazardous conditions or rated torque. personal injury. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 15: Wear Adjustment

    Wear adjustment procedures (Multi disc) 4.1.3 Note: Item numbers (#) are shown on ® Loctite #262 must be shaken prior Figures 2, 3 and 4. to application. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 16: Removal Of The Wcb

    WCB on its mounting flange, studs (6) facing up. NOTE: Quantity of wear rings re-installed at each location should be same as quantity of wear spacers installed. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 17: Dis-Assembly Of The Wcb

    4.3.6 Slide the clamp tubes (12) and wear 4.4.2 Remove friction disc(s) per section 4.3. spacers (29) off each of the studs. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 18: Wear Plate Replacement

    000421x0407 Part Number reaction plate or mounting flange, 1/4"-28 UNRF 1/2"-13NC2 Screw Size if necessary. 75 in. lbs. 15 ft. lbs. Torque #242 #262 ® Loctite © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 19 Inlet and outlet port sizes 24 hours after completion of assembly, each 4.5.9 Model Size water cavity should be checked for leaks. 1/2-14NPT 18WCB 3/4-14NPT 24WCB 1 1/4-11NPT 36WCB © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 20: Cylinder Seal Replacement

    ® mounting flange using Loctite #262. The end of the stud must not extend past the mounting surface of the mounting flange. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 21: Bushing Replacement

    ONE TURN AT A TIME and in an alternating (crosswise) pattern until the cylinder is seated firmly against the clamp tubes. Torque the locknuts to the appropriate value. Figure 15 See Table 5. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 22: Assembly Of The Wcb

    Torque the locknuts to the appropriate value. See Table 5. The locknuts (18) must be tightened gradually to prevent damage to the tensioner components. 4.8.8 Reinstall the tensioner per 2.0. © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 23: 6.0 Wear Limits

    36 WCB Table 17 Original Friction Disc Wear Groove Depth Model Depth - in. (mm) .250" (6.3) 18 WCB .250" (6.3) 24 WCB .210" (5.3) 36 WCB © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 24: Parts

    Release Spring 308138 308138 Wear Ring Pressure Plate Bushing 204114-02 204114-02 Reaction Plate Bushing Flat Head Screw 000422x0008 000422x0008 Stop Tube 308289-01 308289-01 Brass Plug 000077x0021 000077x0021 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 25 Wear Ring 308289-03 308289-03 Pressure Plate Bushing 204114-02 204114-02 Reaction Plate Bushing 204114-04 204114-04 Flat Head Screw 000422x0008 000422x0008 Stop Tube 308289-02 308289-02 Brass Plug 000077x0021 000077x0021 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 26 Release Spring 308212 308212 Wear Ring Pressure Plate Bushing 203866-01 203866-01 Reaction Plate Bushing Flat Head Screw 000421x0407 000421x0407 Stop Tube 308213-05 308213-05 Brass Plug 000077x0021 000077x0021 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 27 Wear Ring 308213-04 308213-04 Presuure Plate Bushing 203866-01 203866-01 Reaction Plate Bushing 203866-04 203866-04 Flat Head Screw 000294x0407 000294x0407 Stop Tube 308213-02 308213-02 Brass Plug 000077x0021 000077x0021 © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 28 307175 Wear Ring 308190-06 308190-06 Pressure Plate Bushing 203863-04 203863-04 Reaction Plate Bushing 203863-03 203863-03 Flat Head Screw 000421x0407 000421x0407 Stop Tube 308190-03 308190-03 Brass Plug © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 29 307175 Wear Ring 308190-05 308190-05 Pressure Plate Bushing 203863-04 203863-04 Reaction Plate Bushing 203863-03 203863-03 Flat Head Screw 000421x0407 000421x0407 Stop Tube 308190-03 308190-03 Brass Plug © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 30 2 EACH 2 EACH 000402X0006 000402X0005 107662C 36WCB 2 EACH 2 EACH All Kits include 1each - Instruction Sheet (P/N204067) and 4oz tube of Parker O-Lube (P/N000153x0881). © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 31: Revisions

    REVISIONS Original Publication Date June 1998 Revision Date Change © Copyright Eaton Corp., 1998. All rights reserved WCB 11060 (PDF Format) June, 1998...
  • Page 32 (12) months from the date of SPECIFICALLY EXCLUDED. shipment to Purchaser, provided such Product is properly installed, properly maintained, operated under normal In no event shall Eaton be liable for conditions with competent special, incidental or consequential supervision. Warranty claims shall be damages.

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