TM 1-1520-238-23
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1.53.
AIRCRAFT AND AIRCRAFT COMPONENT WASHING, CLEANING, AND FRESH WATER RINSE
PROCEDURES – continued
(8) Tail rotor blades, hub, and swashplate.
(9) Vertical stabilizer (from top down).
(10) Horizontal stabilator.
(11) Top and sides of tailboom.
(12) Tailboom belly.
d. Finishing/Cleanup Steps.
(1) Reapply corrosion preventive compound (item 64, App F), to electrical/electronic connectors, switches,
and transducers after exposure to water wash.
(2) Wipe any standing water from the transmission deck.
(3) Wipe up any standing water inside the tail boom.
(4) Apply corrosion preventive compound (item 64, App F) to horizontal stabilator mount (para 2.113).
(5) Apply corrosion preventive compound (item 64, App F) to pylon rack pivot features (para 16.4).
1.53.4. Preferred Washing Procedures
CAUTION
Do not use abrasive mats (MIL-A-9962) for cleaning painted surfaces.
NOTE
This procedure shall be used when fresh water is available for rinsing purposes.
Dilute cleaning compound (item 44, App F) 1 part cleaner to 9 parts water.
a. Rinse aircraft surfaces when necessary to reduce skin temperature. Streaking will occur if cleaning
solutions are allowed to run down hot painted surfaces.
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