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10 Maintenance and
Troubleshooting
WARNING
Remove Power Before Attempting Any Servicing.
10.1 General
Work on electrical circuits shoul
knowledge of airfield lighting circuits. Trouble
elimination. It should be checked that the
tried, POWER
is reapplied. Then
etc. Repeat this until the problem is solved.
It is also assumed that the circuit is in proper working order from the isolation transformer
secondary connector (L-
823 sty
Use of a calibrated true RMS
will aid in the trouble shooting of electrical circuits
legend panels
NOTICE
Only use OEM replacement sign legend panels. The entire message
element must be replaced per FAA AC 150
proprietary process replacement panels meet the photometric and
wind loading requirement
5345-44J.
Instruction Manual
AGS-LED
858 LED Series
Sizes 1, 2, 3, 4 and 5
6
Troubleshooting
WARNING:
Remove Power Before Attempting Any Servicing.
Work on electrical circuits shoul
d be done only by a qualified electrician with a working
knowledge of airfield lighting circuits. Trouble
-
shooting is accomplished by means of process of
elimination. It should be checked that the
POWER is OFF
and secured, and once one solution is
is reapplied. Then
POWER turned OFF
and secured and another solution tried,
etc. Repeat this until the problem is solved.
It is also assumed that the circuit is in proper working order from the isolation transformer
823 sty
le 7or 8 receptacle)
all the way to and including the power source.
Use of a calibrated true RMS
-reading multi-meter with a current sensing clamp
will aid in the trouble shooting of electrical circuits
. Warning:
Only use OEM replacement sig
WARNING:
Only use OEM replacement sign legend panels. The entire message
element must be replaced per FAA AC 150
-5345-
44J 3.2.5.10.2. Our
proprietary process replacement panels meet the photometric and
wind loading requirement
s of the sign as certified to FAA AC 150
DOCUMENT 1025
REV. B
d be done only by a qualified electrician with a working
shooting is accomplished by means of process of
and secured, and once one solution is
and secured and another solution tried,
It is also assumed that the circuit is in proper working order from the isolation transformer
all the way to and including the power source.
-
on attachment
Only use OEM replacement sig
n
Only use OEM replacement sign legend panels. The entire message
44J 3.2.5.10.2. Our
proprietary process replacement panels meet the photometric and
s of the sign as certified to FAA AC 150
-