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 TM 55-1905-2'20-14-9
4-48.1. ALARM SWITCHBOARD - MAINTENANCE INSTRUCTIONS.
This task covers:
a. Inspection
b. Repair
INITIAL SETUP :
Test Equipment
References
Paragraph
NONE
Alarm Switchboard -
Service, Test and
Wiring
Equipment
Special Tools
Condition Condition Description
Soldering iron 25 watt
NONE
maximum
Material/Parts
Special Environmental Conditions
NONE
NONE
Personnel Required
General Safety Instructions
1
Observe WARNING in this procedure.
LOCATION
ITEM
ACTION
REMARKS
WARNING
To prevent possible shock and injury tag and place circuit breaker in the OFF position.
INSPECTION
1. Switch-
a. Panel
Inspect for signs of
board
damage.
b. Switch
Inspect for proper
operation.
c.
Lamps
Perform tests.
Refer to para-
graph 4-48.
4-1239
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