TM 5-6630-218-10
Figure 2.23 Placement of Calibration Pad in Test Area Window
d.
Position the light-modulator lever, located on the side of the water
detector, (move the lever left or right), until the lever is directly above the
number on the scale which corresponds to the set number shown on the
calibration pad (i.e., 5.3). See Figure 2.24.
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