Page 158 - CITS - Fitter Trade Pactical - Volume - 2

FITTER - CITS

4 For measuring an angle bring the blade down gently to the work piece and adjust it. The desired angle is
reached when there is no light showing between the measured surface of the work and the blade.
Tighten the locking nut. Read the graduation on the turret that coincides with the reference mark on the protractor
head.
Center Head
The center head, when inserted on the blade, is used to locate and lay out the center of cylindrical workpieces.
Using the center head.

1 Place the “V” legs of the center head against the outer Surface of the cylindrical workpiece. Hold it in this
position.
2 Scribe the centerline with a sharp scriber along the blade.

3 Turn either the round base 900 or the center head over. Hold the center head firmly against the bar.
4 Scribe the second centerline along the blade.

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CITS : CG & M - Fitter - Exercise 43 CITS : CG & M - Fitter - Exercise 43