TM-9-2815-205-34
ENGINE WITH CONTAINER; MODELS 5063-5299, 5063-5392, 5063-5393, 5063-5395, 5063-5398, 5063-539F, 5063-539L
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
AUGUST 1992
TM-9-2815-205-34 - Page 403 of 596
TM 9-2815-205-34
b. Cleaning
NOT E
Do not clean oil cooler if engine has had metal particles enter oil system. Instead,
replace oil cooler.
(1) Oil cooler - oil side
WARNING
1, 1, 1 trichloroethane solution is toxic. Wear protective goggles and gloves and
use In a well-ventilated area to avoid personal injury. Avoid breathing the fumes
or direct contact with your skin.
required.
(a) Pump 1, 1, 1 tricholorethane through
Use recommended safety equipment
oil cooler to remove carbon and sludge.
as
WARNING
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.
(b)
(2) Oil
(a)
(b)
(c)
If oil passages are badly clogged, circulate cleaning solvent through oil cooler and flush
thoroughly with clean, hot water.
cooler – water side
Immerse oil cooler in following solution: add one-half pound of oxalic acid to each two and
one-half gallons of solution composed of one-third Hydrochloric acid and two-thirds water.
Watch cleaning recess carefully. Remove oil cooler from solution when bubbling stops
(usually takes 30 to 60 seconds).
Flush oil cooler in clean hot water, let dry, and dip in light oil.
.
WARNING
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.)
(3) Clean oil cooler housing and cover with cleaning solvent and dry with compressed air.
3-273
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