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 TM 55-1905-220-14-7
3-216. HEADING SELECTOR - MAINTENANCE INSTRUCTIONS (Cont).
This task covers:
a. Inspection
c. Installation
e. Initial Check Out
b. Removal
d. Repair
f. Alignment
INITIAL SETUP :
Test Equipment
References
None
None
Equipment
Special Tools
Condition
Condition Description
None
None
Material/Parts
Special Environmental Conditions
None
None
Personnel Required
General Safety Instructions
1
Observe WARNING in procedure.
LOCATION
ITEM
ACTION
REMARKS
INSPECTION
In order to avoid a potential shock hazard, tag and place circuit
breaker in the OFF position.
1. Heading
a. Dial
1. Inspect for broken or
Selector
lamps
missing panel lights.
2. Inspect for burned
out lamps.
b. Dimmer
1. Inspect for missing
knob.
2. Operate dimmer to turn
on/off and adjust lamps.
3-3323
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