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          a. Make sure the abrasive stops dripping by rotating it so the scoop inside the drum is vertical (Fig.16). Drip MonitorScoopDrip TrayDrip Valve Image Removed
Figure 16

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                                            Figure 16

          b. Wipe down the drip tray and turn off the drip monitor.

MEASURING THE TEST BLOCK

1. Take the weight off the test block and set it down. Put the test block upside down on top of the weight (Fig. 19).
2. Clean the test block off with i Anchor_GoBack_GoBacksopropyl isopropyl alcohol and a kimwipe.
   1. If it is not cleaned right away it will begin to rust.
   2. Keep cleaning until NO more abrasive comes off the surface of the face of the block. When all the abrasive is off the kimwipe will be clean after wiping it.
3. Gently, Clean the master flat and Logitech micrometer scale support rim and spindle tips (Fig. 17) using a kimwipe and isopropyl alcohol.

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                                Support RimSpindle Tips Image Removed
Figure 17

1. 1. Any time the scale is picked up, slowly bring the spindle tips up above zero. To do this, use the levers on top of the scale (Fig. 18). When the scale is set on an object the spindle tips should never slam down.
   2. Also, any time the scale is picked off an object apply pressure to the levers and slowly move the spindle tips back to their resting place.

     4. Carefully set the scale on the master flat and wiggle the scale back and forth to let it 'bed down' to the surface (Fig. 18).

Levers to ControlSpindle TipsMaster FlatSlacken Screw to Zero Dial
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                                 Figure 18

1. 1. If it does not read zero um, adjust the gauge so it does.

     5. Move scale over to the test block by keeping constant pressure on the spindle tip levers (Fig. 19).

Test BlockWeight
Figure 19

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