Boeing 767 - Page 194

IPS = 5.145 X MILS (D.A.) X N2%
___________________ CORE (N2) VIBRATION
1000
_________________________ IPS = 1.717 X MILS (D.A.) X N1%
__________________ FAN (N1) VIBRATION
1000
_________________________
CONVERSION TO VELOCITY (IPS):
5.4
5.7
6.0
6.3
6.6
6.9
7.2
7.4
7.4
7.4
7.4
7.4
7.3
7.3
6.0
6.3
6.7
7.1
7.4
7.8
8.2
8.4
8.4
8.4
8.4
8.4
8.3
8.3
6.4
6.9
7.3
7.8
8.2
8.7
9.1
9.4
9.4
9.4
9.4
9.4
9.3
9.3
4.7
4.9
5.2
5.5
5.8
6.0
6.3
6.5
6.5
6.5
6.5
6.5
6.4
6.4
3.9
4.2
4.4
4.6
4.9
5.1
5.3
5.5
5.5
5.5
5.5
5.5
5.4
5.4
3.2
3.4
3.6
3.8
4.0
4.3
4.5
4.6
4.6
4.6
4.6
4.6
4.5
4.5
2.5
2.7
2.8
3.0
3.2
3.4
3.6
3.7
3.7
3.7
3.7
3.7
3.6
3.6
1.9
2.1
2.2
2.4
2.5
2.7
2.8
2.9
2.9
2.9
2.9
2.8
2.8
2.8
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.0
2.0
2.0
1.9
1.9
1.8
0.7
0.7
0.8
0.8
0.9
0.9
1.0
1.0
1.0
1.0
1.0
1.0
0.9
0.9
102.
100.
110.
108.
106.
104.
98.
96.
94.
92.
90.
80.
70.
60.
N2
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
15.3
15.1
15.0
14.8
14.7
14.5
14.3
14.2
14.0
14.012.6
13.8
13.7
13.5
13.4
13.2
13.1
12.9
12.8
12.6
11.2
12.2
12.1
12.0
11.8
11.7
11.6
11.5
11.3
11.2
9.8
10.7
10.6
10.5
10.4
10.3
10.2
10.0
9.9
9.8
8.4
9.2
9.1
9.0
8.9
8.8
8.7
8.6
8.5
8.4
7.0
7.7
7.6
7.6
7.5
7.4
7.3
7.2
7.1
7.0
5.5
6.1
6.1
6.0
5.9
5.8
5.7
5.7
5.6
5.5
4.1
4.7
4.6
4.5
4.5
4.4
4.3
4.3
4.2
4.1
2.7
3.2
3.1
3.1
3.0
3.0
2.9
2.9
2.8
2.8
1.3
1.6
1.6
1.5
1.5
1.5
1.5
1.4
1.4
1.4
20.
110.
100.
90.
80.
70.
60.
50.
40.
30.
0.5
PCT
N1
************************** **************************
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.00.5
PCT
************************** **************************
CORE (N2) VIBRATION
AIRPLANE EICAS UNITS
FAN (N1) VIBRATION
AIRPLANE EICAS UNITS
B84606 S00061422867_V1
Vibration Conversion Tables (EICAS Units to Mils Displacement) Conversion Tables
Figure 504/72-31-00-990-813-G00
767
AIRCRAFT MAINTENANCE MANUAL
CF6-80A SERIES ENGINES
72-31-00
NoC
Page 513
D633T1B7 Dec 22/2016
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