Gen II
User Manual
8-28 – Tail Rotor Balance
Chapter 8
Revision 3.00, April 2020
NOTE
Weight position names must be entered sequentially in either clockwise or counterclockwise
order. It does not matter what direction is chosen.
8.8.2.
– Irregular Chart Forms
The tail rotor balance chart shown to
the right represents four adjustment
points, all of which utilize the
addition of weight as a correction
type. However, the ICF is different
for two of the points. Target and
Blank have an ICF of 10 grams per
1.0 IPS where “A” and “B” have an
ICF of 33 grams per 1.0 IPS. The
clock angle move lines are not
equally spaced around the chart
therefore it must use the “Irregular”
chart form in the analyzer. Using this
chart, follow the examples below to properly define an “Irregular” tail rotor chart setup in the
analyzer.
Name:
The name of the chart will be automatically inserted from the main setup
screen for a tail rotor job.
Chart Type:
Select “Irregular” as the chart type.
No. of WtPos:
Enter the number of weight positions used as indicated by the polar chart,
in this case 4. You can input from 2 to 13 positions as needed. After
Содержание Cobra II
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