User's Manual

MODEL 2130 MARKER BEACON
Rev. A April, 2005 4-1
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purposes without written permission from SELEX Sistemi Integrati Inc.
4. PERIODIC MAINTENANCE
4.1 Introduction
This section contains performance checks and other preventive maintenance that must be performed on a recurring basis,
periodically or at irregular intervals.
4.2 Performance Checks
Table 5-1 is a list of performance checks, including references to applicable standards and tolerances of Section 4 and
maintenance procedure paragraphs of Section 5.
Table 4-1 Performance Checks
Reference Paragraph or Table
Standards and Maintenance
Performance Check Tolerances Procedures
Semiannually
a. Check RF power Table 3-1 5.2.3
b. Check Modulation Table 3-1 5.2.4
c. Check Monitor alarm points Table 3-1 5.3.6
d. Check Antenna VSWR Table 3-1 5.2.8
d. Check automatic transfer/shutdown Table 3-1 5.2.6
e. Check alternate equipment n/a 5.2.7
Annually
a. Measure Frequencies Table 3-1 5.3.1
Built-In Test Equipment (BITE)
Annually
a. Power Output Table 3-1 5.3.2
b. VSWR Measurement Table 3-1 5.3.4
c. Modulation Percentage Table 3-1 5.3.3
As required
a. Initial Installation Table 3-1 5.3.2, 5.3.3, 5.3.4
b. Replacement of BITE Module (1Axx or 1Ayy) Table 3-1 5.3.2,6.3.3,5.3.4