User Manual

4-8 Maintenance

1502-UM051E-EN-P – June 2013

Rocker Washer

Gap Adjustment Nut

Gap Locking Nut

Rocker Bar

Front ViewSide View

Figure 4.9 – Rocker Washer Adjustment

 12. Repeatsteps9,10and11fortheremainingvacuumbottleassemblies.

Note:Makesurethattherockerwashersforallthreeassembliesjustmake

contactwiththerockerbarsasthiswillensuresynchronizedcontactmove-

ment.

 13. REMOVE THE 3/16” ROD DRILL BIT OR SCREW INSERTED IN

STEP 8 FROM BETWEEN THE ARMATURE AND YOKE PLATES.

 14. Movetheactuatorplateupanddownmanuallyandcheckthattherocker

washersmakecontactsimultaneously.Iftheydonot,loosenthenutsbelow

the appropriate washers and adjust accordingly.

 15. Reinstallthereturnspringandadvancethecompressionboltuntilthearma-

tureplatemakescontactwiththestopasshowninFigure4.10.Advancethe

boltoneadditionalfullturntoensurethatthecontactoropensfully.Hold-

ingtheCompressionboltinpositionwithawrench,tightenthecompres-

sionboltlockingnut.

Vacuum Bottle Replacement

and Set-up Procedure (cont.)