38
PS 731
OCT 13
CH-47 Blades
During the cleaning process, if you notice stubborn deposits, remove them with a
cloth dampened with dry cleaning solvent, NSN
6850-01-474-2320, like it says in WP
00934 of TM 1-1520-240-23&P or TM 1-1520-271-23&P.
When you are reFnishing or repairing a complete blade, use a spray gun. ±ollow
the steps in TM 1-1520-240-23&P and TM 1-1520-271-23&P. Use black lusterless
The Chinook TMs do not have NSNs for black lusterless paint in spray cans. But it is
OK to use black lusterless paint in spray cans as long as it’s for minor touch ups only.
OH-58 Blades
Clean the Kiowa blade grip, bolt, and expandable bolt with dry cleaning solvent,
To protect the blade bolts, the faying surfaces of the blade and the grip, apply some
5-1-5 of TM 1-1520-248-23.
Clean
Chinook blades
with a
cleaning cloth,
NSN
8305-00-
7
53-296
7
, soaked
with
soap,
NSN 8520-00-
228-0598, and water.
Then wipe off the
solution with a
clean
cloth,
NSN 8305–00-656-
1259, soaked in clean
water. Dry the blades
with another cloth.
Clean
Kiowa Warrior
blades
with
dishwashing
compound,
NSN
7
930-00-880-
4454, mixed with water.
Rinse the blades with
clean water and dry
with a
soft cloth,
NSN
7
920-00-044-9281.
When using CPCs for cleaning,
check your TMs and IETMs for
approved cleaners and follow
the info in TM 1-1500-344-23,
Cleaning and Corrosion Control.
CPCs have
a short
shelf-life,
so they must
be replaced
regularly.
Make sure that
every
cleaning product used on
your aircraft is approved
by the Army and is listed
in your TMs.
Check out TM 1-1500-344-23-2,
Table 8-1, for CPC limitations.
if you have questions concerning
CPCs, contact the AMCOM Corrosion
Program Office Hotline at DSN 89
7
-
0209 or (256) 313-0209.
EROsiON AND
CORrOSioN
ARE
NO MATCH
FOR GOOD
MAiNTENANCE.
KEEP ROTOR
BLADES iN
TiP-
TOP SHAPE
TO
KEEP YOUR BiRD
MiSSiON-READY!
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