User guide

25-69-01
Page 23 of 44
JUN 27/12
ARTEX PRODUCTS / ACR ELECTRONICS, INC
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
DGL-1, DONGLE (453-4010)
TEST AND FAULT ISOLATION
TASK 25-69-01-750-801
1. General
SUBTASK 25-69-01-990-001
A. Applicability
(1) This section only covers inspection, testing, and fault isolation procedures specific to the
Dongle.
(2) Refer to the applicable ELT abbreviated component maintenance manual associated with the
ELT to coordinate the requirements herein with the requirements for inspection, test, and fault
isolation of the ELT system as a whole.
SUBTASK 25-69-01-990-002
B. Regulatory Requirements
(1) The Dongle is considered an integral part to the ELT system, and as such is subject to the
periodic inspection and testing required by the regulatory authorities governing the
installation, operation, and maintenance of ELT systems.
(2) Refer to the application ELT abbreviated component maintenance manual associated with the
ELT for references to the regulatory requirements.
(3) Inspection and testing of the Dongle must be accomplished in conjunction with and on the
same schedule as the ELT and other system components.
TASK 25-69-01-750-802
2. Inspection
SUBTASK 25-69-01-990-001
A. Periodic Inspection
(1) Remove the Dongle in accordance with “Removal” on page 27.
(2) Perform a visual inspection of the physical integrity of the case, gasket, and DIP switches,
checking for:
(a) Damage to the finish,
(b) Corrosion,
(c) Excessive wear of the mounting holes, and
(d) Cracks in the mounting flanges.