CLEANING INSTRUCTIONS-CONT. - TM-10-3930-673-20-20015

TM 10-3930-673-20-2

(4)

Blow out all tapped (threaded) holes with compressed air to remove dirt and cleaning fluids.

c. Disassembled Parts Cleaning.

(1)

Place all disassembled parts in wire baskets for cleaning.

(2)

Dry and cover all cleaned parts.

(3)

Place parts on or in racks and hold for inspection or repair.

(4)

All parts subject to rusting must be lightly oiled and wrapped.

(5)

Keep all related parts and components together. Do not mix parts.

d. Castings.

(1)

Clean inner and outer surfaces of castings and all areas subject to grease and oil with cleaning solvents. Refer to

TM9-247.

(2)

Use a stiff brush to remove sludge and gum deposits.

(3)

Blow out all tapped (threaded) holes with compressed air to remove dirt and cleaning fluids.

e. Oil Passages. Particular attention must be given to all oil passages in castings and machined parts. Oil passages must

be clean and free of any obstructions.

(1)

Clean passages with wire probes to break up any sludge or gum deposits.

(2)

Wash passages by flushing with solvents. Refer to TM9-247.

(3)

Dry passages with compressed air.

f. Oil Seals, Electrical Cables, and Flexible Hoses.

CAUTION

Washing oil seals, electrical cables and flexible hoses with dry cleaning solvents or mineral spirits will

cause serious damage or destroy the material.

(1)

Wash electrical cables and flexible hose with water and mild soap solution and wipe dry.

(2)

Oil seals are generally damaged during removal, so cleaning will not be necessary since new seals will be used in

assembly.

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