MAINTENANCE MANUAL
IFR 4000
2-2-3
Page 23
Aug 1/04
STEP PROCEDURE
BEARING ACCURACY
16. Set the Modulation Analyzer to Phase Measurement.
17. Press the SETUP Key to display the Setup Menu.
18. Set the VOR BRG Field to
FIXED
.
19. Press the MODE Select Key until the VOR Mode Screen
20. Set the Test Set as follows:
FIELD
SETTING
30 Hz MOD
30%
9960 Hz MOD
30%
TO/FROM
TO
21. Set the BRG Field to the following settings and verify readings on the
Modulation Analyzer:
BRG READING
30
210
°
(
±
0.1
°
)
90
270
°
(
±
0.1
°
)
150
330
°
(
±
0.1
°
)
210
30
°
(
±
0.1
°
)
270
90
°
(
±
0.1
°
)
330
150
°
(
±
0.1
°
)
22. Set the TO/FROM Field to
FROM
.
23. Set the BRG Field to the following settings and verify readings on the
Modulation Analyzer:
BRG READING
30
30
°
(
±
0.1
°
)
90
90
°
(
±
0.1
°
)
150
150
°
(
±
0.1
°
)
210
210
°
(
±
0.1
°
)
270
270
°
(
±
0.1
°
)
330
330
°
(
±
0.1
°
)
24. Press the SETUP Key to display the Setup Menu.
25. Set the VOR BRG Field to
VAR
.
26. Press the MODE Select Key until the VOR Mode Screen
Summary of Contents for IFR 4000
Page 1: ...NAV COMM Test Set Maintenance Manual 1002 5600 4P0 IFR 4000...
Page 3: ...MAINTENANCE MANUAL IFR 4000 FOR QUALIFIED SERVICE PERSONNEL ONLY...
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Page 166: ...MAINTENANCE MANUAL IFR 4000 2 3 1 Page 6 Aug 1 04 STEP PROCEDURE 4 Remove the Fuse...
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