TM 9-2815-202-34
b. Cleaning
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Compressed air used for cleaning purposes will not exceed 30 PSI. Use only
with effective chip guarding and personal protective equipment
(goggles/shield, gloves, etc.)
Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles
and gloves and use in a well-ventilated area. Avoid contact with skin, eyes, and
clothes. Do not breathe vapors. Do not use near open flame or excessive
heat. The flash point is 100-138°F (38-50°C). If you become dizzy while using
cleaning solvent, get fresh air immediately and seek medical aid. If contact
with eyes is made, wash with water and get medical aid immediately.
Never use caustic cleaning solution for cleaning. Do not use wire brush or steel blade
scraper to clean parts. Such cleaning will damage finished surfaces of turbocharger.
NOTE
• Before cleaning, inspect parts for signs of burning, rubbing, or other damage which
might not be evident after cleaning.
• Insure compressor and turbine wheel blades are thoroughly clean. Deposits left on
blades will affect balance of rotating assembly.
(1) Soak all parts in cleaning solvent for 25 minutes. After soaking, use a stiff bristle brush to
remove all dirt particles. Using compressed air, dry all parts thoroughly.
(2) Clean all internal cavities and oil passages in center housing thoroughly with compressed air.
(3) Clean oil passage in center housing thrust plate with compressed air.
C h a n g e 1
5-97
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