TM 55-1520-240-T
9-15.11 CABIN AND RAMP LIGHTS OPERATIONAL CHECK
9-15.11
INITIAL SETUP
References:
Applicable Configurations:
TM 55-1520-240-23
W i t h
Equipment Condition:
Tools:
TM 55-1520-240-23:
Battery Connected
None
Electrical Power On
Materials:
Hydraulic Power Off
None
Visual Check of Cabin and Ramp Lights Performed
Personnel Required:
(Task 9-15.10)
Aircraft Electrician
TASK
RESULT
1.
2.
3.
4.
5.
Check that LIGHTING CABIN & RAMP cir-
cuit breaker (1) is closed.
Set CABIN AND RAMP LIGHTS CON-
TROL switch (2) to RED. Turn control (3)
from DIM to BRT.
If CABIN & RAMP circuit breaker (1) is open, close it.
if it opens again, go to task 9-15.12.
All five dome red lights shall come on and increase
in brightness as control is moved. If any light is not
lit, go to task 9-15.13. If lights come on but bright-
ness does not increase, replace control (3).
Turn control (3) to DIM.
Set CABIN AND RAMP LIGHTS CON-
TROL switch (2) to NVG. Turn control (3)
from DIM to BRT.
All five dome blue lights shall come on and increase
in brightness as control is moved. If any light is not
lit, go to task 9-15.14.
Turn control (3) to DIM. Set switch (2) to OFF.
FOLLOW-ON MAINTENANCE:
TM 55-1520-240-23:
Battery Disconnected
Electrical Power Off
END OF TASK
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