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TM 10-3930-838-24&P
2-28. INSTRUMENT PANEL MAINTENANCE (cont)
c. Ignition Switch and Circuit Breaker (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
CLEANING
2
IGNITION switch (5)
Clean
Wipe with clean, dry cloth
WARNING
Dry cleaning solvent (P-D-680), used to clean parts is toxic and
flammable. Wear protective goggles and gloves and use only in a
well ventilated area. Avoid contact with skin, eyes, and clothes
and don’t breathe vapors. Do not use near open flame or
excessive heat and don’t smoke when using it. Failure to do so
could cause serious injury. If you become dizzy while using
cleaning solvent, get fresh air immediately, and get medical
attention. If contact with skin or clothes is made, flush with large
amounts of water. If contact with eyes is made, wash eyes with
water immediately, and obtain medical aid immediately.
3
Switch terminals and
Clean
Use cleaning solvent P-D-680 on terminals
wire connectors
and connectors only
WARNING
Wear safety glasses when drying parts with compressed air.
Failure to do so could cause serious injury to eyes and possible
blindness. If you hurt your eyes or if a foreign object is blown
into your eyes, seek medical attention immediately.
4
Hex nut (4)
Clean
Use cleaning solvent P-D-680.
Dry thoroughly with compressed air.
INSPECTION
5
Hex nut (4)
Inspect
Replace if threads damaged
6
Harness and circuit
Inspect
Replace if insulation frayed, or if
breaker wires
conductors broken
7
IGNITION switch (5)
Inspect
Replace if threads or terminals damaged
INSTALLATION
8
Instrument panel,
a. IGNITION switch (5)
Position
In instrument panel
right of steering
b. Hex nut (4)
Install and
Until IGNITION switch (5) is securely
column
tighten
mounted
c. Harness connector (3)
Push on
IGNITION switch terminals
d. Circuit breaker (1)
Push in
Wire leads (2)
leads
e. Tie strap (6)
Loop and tie
Around wire (to prevent circuit breaker
from hanging)
2-134 CHANGE 2
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