BALANCE TRACK (KNOTS)
CLOCK IPS HOVER 50 60 70 80 90 100 110 120 130 140
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Adjustment:
CLOCK IPS HOVER 50 60 70 80 90 100 110 120 130 140
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Adjustment:
CLOCK IPS HOVER 50 60 70 80 90 100 110 120 130 140
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Adjustment:
CLOCK IPS HOVER 50 60 70 80 90 100 110 120 130 140
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
FIGURE 18-2 MAIN ROTOR TRACK AND BALANCE CHART
TIP WEIGHTS
(1) AN960-10 Washer = (2) AN960-10L Washers
(1) C298-2 Weight = (5) AN960-10 Washers
(1) C298-3 Weight = (11) AN960-10 Washers
(1) C298-4 Weight = (4) C298-3 Weights
CHORD ARM WEIGHTS
(1) A255-1 Weight = (8) AN970-4 Washers
(1) A255-2 Weight = (3) A255-1 Weights
TEETER HINGE SHIMS
C117-8 0.012 inch
C117-9 0.015 inch
C117-10 0.020 inch
C117-11 0.025 inch
DATE SERIAL NO.
PAGE
Page 18.4 Chapter 18 Track and Balance R66 Maintenance Manual 25 OCT 2010