ARTEX PRODUCTS / ACR ELECTRONICS, INC.
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
ARTEX ELT 4000S
Y1-03-0364 Rev E
Company Confidential
25-62-38
Page
24
of
54
Test and Fault Isolation
Inspection and Test Procedures
NOTE:
Testing requirements and intervals for ELTs are set by the local civil aviation
authorities. Operators should confirm the appropriate requirements pertinent to
their operation. In the absence of any inspection requirements from national
regulatory authorities, operators should follow the annual inspection procedures
outlined in this section.
A.
Checklist
1)
Table 4 provides a list of the ELT inspection and testing requirements, a copy of which
may be used as a checklist to verify inspection and test completion. The item numbers
in the table correspond to the item identifiers for each task.
NOTE:
Items 5a through 5h are considered performance tests and may be required in
some jurisdictions. Check with your local civil aviation authority.
Table 4 ELT Inspection and Checklist
Item
Number
Description
By
1
ELT Bracket and Hardware Inspection
2
ELT Battery Pack Inspection
3
Connectors and Board Inspection
4
Water Sensor Functional Check
5a
121.5 MHz Frequency Measurement
5b
Audio Modulation Check
5c
121.5 MHz Power Output Measurement
5d
406 MHz Frequency Measurement
5e
406 MHz Power Output Measurement
5f
Current Draw Test
5g
Digital Message Verification
5h
ELT Reset Check
6
Antenna Test
7
Installed Transmitter Test
8
Inspection and Test Documentation
