TM 55-4920-402-13&P
BALANCE CHART CLOCK ANGLE CORRECTOR, Part #3597
Use this Corrector if “MOVE LINE” is not in the correct direction.
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Place eyelet “A” over 1t (previous) reading of “MOVE LINE”.
Rotate corrector body so that A-O ponts in direction
“MOVE LINE” should have gone.
Holding corrector body firmly, rotate index A-B so that it
goes thru 2d (present) reading.
Read required correction on scale., Change clock by writing
new clock numbers around chart.
Replot 2nd reading and proceed as usual, using corrected chart.
SEE MANUAL FOR MORE DETAILS AND CAUTIONS.
Figure 2-9. Balance Chart Angle Corrector
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