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Eaton COOPER POWER Series Service Instructions Manual

Replacement of cover gasket for padmount switchgear side-hinge-2 models
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Padmount Switchgear
MN285009EN
Field Service Instructions: Replacement of Cover Gasket for
Padmount Switchgear Side-Hinge-2 Models
Effective April 2019
Supercedes February 2017
COOPER POWER
SERIES

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Summary of Contents for Eaton COOPER POWER Series

  • Page 1 COOPER POWER Padmount Switchgear SERIES Effective April 2019 MN285009EN Supercedes February 2017 Field Service Instructions: Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models...

  • Page 2: Disclaimer Of Warranties And Limitation Of Liability

    CONTENTS OF THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY ANY CONTRACT BETWEEN THE PARTIES. In no event will Eaton be responsible to the purchaser or user in contract, in tort (including negligence), strict liability or otherwise for any special, indirect, incidental or consequential damage or loss whatsoever, including but not limited to...

  • Page 3: Table Of Contents

    Contents DISCLAIMER OF WARRANTIES AND LIMITATION OF LIABILITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . II SAFETY FOR LIFE .

  • Page 4: Safety For Life

    FOR LIFE FOR LIFE Eaton meets or exceeds all applicable industry standards relating to product safety in its Cooper Power™ series products. We actively promote safe practices in the use and maintenance of our products through our service literature, instructional training programs, and the continuous efforts of all Eaton employees involved in product design, manufacture, marketing, and service.

  • Page 5: Required Parts & Materials

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models Required parts & materials Suggested tools & supplies Table 1 . Items included in the Gasket Replacement Kit Table 2 . List of tools & supplies Description Image Item Image Aron Alpha Cyanoacrylate Adhesive: AA-490 Type Makita BFL300FZ pre-set torque nut runner at 25 ft-lb setting Figure 1 Electric nut driver, cordless-drill type...
  • Page 6 Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models Figure 8. Proto J2120 aligning bar Figure 3. Caulk Gun - Half Barrel Frame Figure 9. Hand wire brush, brass-bristle, low-scratch, 3/4-inch wide Figure 10. Containers/buckets for hardware removed (Qty 2) Figure 4. Proto MC10568000 9/16-inch impact socket Figure 5.

  • Page 7: Pre-Arrival Tasks

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models Pre-arrival tasks Perform these tasks before arriving on site: Review the Installation, Operation, and Maintenance ● ● Manual applicable for the switchgear and familiarize yourself with the stated safety precautions. Ensure that the tools and supplies listed in Table 2 on ●...

  • Page 8: Perform The Switchgear Apparatus Functional Test

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 2. Perform the Switchgear Apparatus Pull the pressure-relief valve to relieve pressure (Figure 17). Functional Test Record whether pressure was present or not. ote: Consult factory service if the apparatus does not perform as expected during the functional test.
  • Page 9 Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models Electrically trip each Tap Interrupter using either the installed control with battery power, a Tripper-Box (consult factory service), or a 9-volt dc battery with 18 to 20 AWG solid wires stripped 5/8 inch. For the Tripper-Box option (Figure 24): Insert ●...

  • Page 10: If Applicable: Remove The Cable Cabinets

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models For units with an optional motor operator, replace For each side corner: With a second person holding the motor operator: the cabinet assembly, remove the three retaining clips connecting the cabinet assembly to the main unit. 2.5.1 Manually open each single or three-phase (See Figure 29.)

  • Page 11: Remove The Side Cover Nut-Guards

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 4. Remove the side cover Nut-Guards Return the fastener hardware to the Nut-Guard (Figure 34) for replacement later. Remove the side cover Nut-Guard fasteners on both sides of the main unit (Figure 31). Figure 34.

  • Page 12: Remove The Cover

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models Prepare to remove the cover: 6.3.1 Make the necessary arrangements to handle the cover’s weight (for example, enlist the help of another person). 6.3.2 Decide where to place the cover after it is removed and set up that area appropriately.

  • Page 13: Clean The Flanges

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 9. Install new gaskets 7 .2 Slowly peel up the cover gasket all the way along the flange (Figure 41). ote: Read all the instructions in this section before beginning these steps. ote: When applying adhesive, you can start from any side of the unit and proceed in either direction...
  • Page 14 Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models Obtain the Aron Alpha Cyanoacrylate Adhesive 9.3.4 Within 15 seconds after tamping: Make any (AA-490 Type-201) provided in the Gasket Replacement final adjustments to the gasket’s position. Kit (see Table 1 on page 1). Adhere a gasket to the second tank flange: Adhere a gasket to the first tank flange: 9.4.1...

  • Page 15: Prepare The Cover For Reinstallation

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 10. Prepare the cover for reinstallation c. Verify that the bolt holes are aligned between the gasket and the tank flange. 10.1 Inspect the gasket mating area near the edges of the d.

  • Page 16: Reinstall The Cover

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 11. Reinstall the cover 11.1 While the RTV is forming a skin: 11.1.1 Gather the new Cover bolts, SS Belleville Washers, and Silicon Bronze nuts. Figure 55. Figure 56. Figure 53. ote: You have a maximum working time of 25 minutes to install all of the cover bolts...

  • Page 17: Perform A Leak Test

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 12. Perform a leak test 11.5 Cover Bolt Torque Pattern 11.5.1 For the first round of torqueing use the pattern 12.1 Connect the leak-test assembly: shown below. Start by torqueing down the middle bolt on one of the long sides and work 12.1.1 Using an adjustable wrench, remove the your way to the end.
  • Page 18 Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 12.2 Verify that the air-pressure supply/air compressor 12.6 If necessary: Find and stop leaks: supply is equipped with a desiccant air dryer installed 12.6.1 Obtain a Microsonic Detector Model EI-701 inline (Figure 64). sonic leak detector (Figure 65) or equivalent.
  • Page 19 Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 12.6.7 Repeat the leak test: a. Open the shut-off valve and repressurize the tank to 7 .25 psig; then close the shut- off valve. b. Let the tank sit for 30 minutes with the air pressure at 7 .25 psig;...

  • Page 20: Apply Touch-Up Paint To The Cover Bolts

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 13. Apply touch-up paint to the cover bolts 13.1 Remove all items from the cover. 13.2 Clean the cover-bolt region all around the tank using isopropyl alcohol on wipes. 13.3 Using the Bell Green aerosol can of trim paint, spray a light coat to cover all cover bolt heads.

  • Page 21: Repeat The Switchgear Apparatus Functional Test

    Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models 15.4 Reconnect all control cable connectors and braided ground leads (Figure 76). Figure 76. 15.5 Reinstall the base clips fastening the cabinet to the concrete pad (Figure 77). Figure 77. 15.6 Repeat step 15.1 through step 15.5 to reinstall the cabinet on the opposite side of the unit.
  • Page 22 Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models his page is intentionally left blank. Field Service inStructionS MN285009EN April 2019...
  • Page 23 Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models his page is intentionally left blank. Field Service inStructionS MN285009EN April 2019...
  • Page 24 United States Eaton.com/cooperpowerseries © 2019 Eaton All Rights Reserved Eaton is a registered trademark. Printed in USA For Eaton‘s Cooper Power series product Publication No. MN285009EN Rev 02 information call 1-877-277-4636 or visit: All trademarks are property www.eaton.com/cooperpowerseries. April 2019...

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