TM 55-1520-240-T
9-18.2 MASTER CAUTION LIGHTS VISUAL CHECK
9-18.2
INITIAL SETUP
References:
Applicable Configurations:
TM 55-1520-240-23
All
Equipment Condition:
Tools:
TM 55-1520-240-23:
Electrical Repairer's Tool Kit,
Battery Disconnected
NSN 5180-00-323-4915
Electrical Power Off
Materials:
Hydraulic Power Off
None
Personnel Required:
Aircraft Electrician
TASK
RESULT
1.
Check pilot's and copilot's MASTER CAUTION lights
If lights (1 and 2) are loose or damaged, tighten or replace them as
(1 and 2).
required.
2.
Check CAUTION LIGHT (or LT) TEST switch (3).
If switch (3) is loose or damaged, tighten or replace it as required.
3.
Check CAUTION LIGHT (or LT) DIM/BRIGHT (or DIM/
If switch (4) is loose or damaged, tighten or replace it as required.
BRT) switch (4).
4.
Check MASTER CAUTION (or CAUTION/ADVISORY)
If caution panel (5) or capsules are loose or damaged, repair or
PANEL (5).
replace it as required.
5.
Check DOME SELECT or DOME switch (6).
If switch (6) is loose or damaged, tighten or replace it as required.
FOLLOW-ON MAINTENANCE:
None
END OF TASK
Change 19 9-323
