TM 55-1520-240-T
9-6.3 ANTICOLLISION LIGHT OPERATIONAL CHECK
9 - 6 .3
INITIAL SETUP
References:
Applicable Configurations:
TM 55-1520-240-23
Equipment Condition:
All
TM 55-1520-240-23:
Tools:
Battery Connected
None
Electrical Power On
Materials:
Hydraulic Power Off
None
Anticollision Lights Visual Check Performed (Task
Personnel Required:
Aircraft Electrician (2)
9-6.2)
TASK
RESULT
1.
2.
3.
4.
Check that LIGHTING ANTI-COL BOT cir-
If LIGHTING ANTI-COL BOT circuit breaker (1) is
cuit breaker (1) and ANTI-COL TOP circuit
open, close it. If it opens again, go to task 9-6.4. If
breaker (2) are closed.
LIGHTING ANTI-COL TOP circuit breaker (2) is open,
close it. If it opens again, go to task 9-6.4.
Set ANTI-COLL LTS TOP or ANTI-COL
The top anticollision light shall flash 40 to 60 times
TOP switch (3) to ON.
per minute. If it does not, go to task 9-6.5.
Set ANTI-COLL LTS BOTTOM or ANTl-
The bottom anticollision light shall flash 40 to 60
COL BOT switch (4) to ON.
times per minute. If it does not, go to task 9-6.5.
Set switches (3) and (4) to OFF.
Both anticollision lights shall stop flashing.
FOLLOW-ON MAINTENANCE:
TM 55-1520-240-23:
Electrical Power Off
Battery Disconnected
9-154
Change 2
