Chadwick-Helmuth Vibrex 2000 User Manual

Helicopter Rotor Balancing
Vibrex 2000 and Vibrex 2000 Plus User Guide 99
Plot the reading from the Vibrex unit on the graph at the intersection of
the clock angle shown on screen and the appropriate IPS circle. Reading
to the edges of the chart, the solution for the rotor is add 0.27 g to the
blank blade tip, and add 3.5 g to the target pitch change link (PCL). See
the illustration below.
Hughes 369H, 369HS Tail Rotor Photocell
8
:
0
0
1
0
:
0
0
Adjustment
next run
S
U
B
T
R
A
C
T
F
R
O
M
.
5
A
D
D
T
O
T
A
R
G
E
T
.
4
P
I
T
C
H
L
I
N
K
W
E
I
G
H
T
3
4
T
A
R
G
E
T
5
S
U
B
T
R
A
C
T
F
R
O
M
A
D
D
T
O
B
L
A
N
K
-
o
r
-
7
:
0
0
6
:
0
0
1
2
S
U
B
T
R
A
C
T
F
R
O
M
T
A
R
G
E
T
B
L
A
N
K
4
:
0
0
-
o
r
-
3
A
D
D
T
O
5
:
0
0
1
2
4
5
3
:
0
0
Hughes 369H, 369HS Tail Rotor Strobex
1
1
:
0
0
1
.
0
I
P
S
.
9
I
P
S
1
2
:
0
0
Balance Chart for
before
Run #
.7 IPS
@
10:20
Run #
2
:
0
0
B
L
A
N
K
-
0
-
.
1
1
:
0
0
S
U
B
T
R
A
C
T
F
R
O
M
.
5
A
D
D
T
O
.
2
.
3
.
4
-
o
r
-
T
A
R
G
E
T
W
E
I
G
H
T
T
I
P
B
L
A
N
K
Z
E
R
O
.
2
.
3
.
1
-
o
r
-
Run #
Run #
BLANK
TIP
PITCH
BLANK
LINK
TARGET
TIP
PITCH
LINK
TARGET
Run #
+.27 BLANK TIP
+3.5 TGT PCL
9:00

Chadwick-Helmuth Vibrex 2000 Specifications

General

Brand	Chadwick-Helmuth
Model	Vibrex 2000
Category	Measuring Instruments
Language	English