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 TM 9-2320-360-34-2
b. Cleaning
WARNING
Dry cleaning solvent P-D-680 is toxic
and flammable.
Wear protective
goggles and gloves and use solvent
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.
The flash point is 100-138F (38-
69C). If you become dizzy while
using cleaning solvent, get fresh air
Immediately and get medical aid. If
solvent contacts eyes, wash eyes
with water and get medical aid
immediately.
(1) Clean stripped cylinder head (1) with dry
cleaning solvent.
(2) Remove carb on from valves (2).
WARNING
Compressed
air
for
cleaning
purposes will not exceed 30 psi(207
kPa). Use only with effective chip
guarding and personal protective
equipment (goggles/shield, gloves,
etc.).
(3) Dry all parts with compressed air.
c. Pressure Testing
NOTE
Perform
magnetic
particle
and
fluorescent penetrant inspections
before pressure testing to locate
exterior cracks.
(1) Replace cylinder head (1) if any cracks are
detected.
19-39
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