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iiiFIELD SERVICE INSTRUCTIONS MN285009EN April 2019

Contents

DISCLAIMER OF WARRANTIES AND LIMITATION OF LIABILITY ................................... II

SAFETY FOR LIFE .........................................................................iv

SAFETY INFORMATION ....................................................................iv

Safety instructions .............................................................................. iv

REQUIRED PARTS & MATERIALS ............................................................ 1

SUGGESTED TOOLS & SUPPLIES ............................................................ 1

PRE-ARRIVAL TASKS ....................................................................... 3

PROCEDURE .............................................................................. 3

1. PREPARE UNIT FOR SERVICE AND VERIFY PARTS ........................................ 3

2. PERFORM THE SWITCHGEAR APPARATUS FUNCTIONAL TEST ............................. 4

3. IF APPLICABLE: REMOVE THE CABLE CABINETS ......................................... 6

4. REMOVE THE SIDE COVER NUT-GUARDS ............................................... 7

5. REMOVE THE COVER FASTENERS ..................................................... 7

6. REMOVE THE COVER ................................................................ 8

7. REMOVE THE COVER GASKETS ....................................................... 8

8. CLEAN THE FLANGES ............................................................... 9

9. INSTALL NEW GASKETS ............................................................. 9

10. PREPARE THE COVER FOR REINSTALLATION ............................................11

11. REINSTALL THE COVER ............................................................. 12

12. PERFORM A LEAK TEST ............................................................. 13

13. APPLY TOUCH-UP PAINT TO THE COVER BOLTS ......................................... 16

14. REINSTALL THE SIDE COVER NUT-GUARDS ............................................ 16

15. IF APPLICABLE: REINSTALL THE CABLE CABINETS ...................................... 16

16. REPEAT THE SWITCHGEAR APPARATUS FUNCTIONAL TEST ...............................17

Eaton KA146W5 Service Instructions

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