Preservative application

TM 746-10

C-1. Clean the exterior of the service unit with water

barrier material and secure with tape.

under pressure or steam.

Open all fuel lines.

CAUTION

(b) Compressor. Drain all the oil from

Do not direct water under pressure,

the crankcase. Cover the air cleaner intake opening

steam, or compressed air into

using waterproof barrier material and secure in place

precision equipment or instruments.

using tape.

Dry the service unit using procedure D-1 or D-4, as

using P-11.

required. Clean nonmetallic items by wiping with a

(d) Clutch.

Disengage, secure, and

clean, dry cloth.

block the compressor clutch shifting lever.

(e) Cover. Install the canvas cover

(2) Preservative application. Paint all areas

provided over the entire unit.

of the service unit where paint has been scratched or

scraped off using the same type and color of paint.

(3) Unit pack.

Place all service unit

Apply a light coat of grease to all unpainted, ferrous

accessories in the accessories compartment of the hose

metal and machined surfaces using P-19. Preserve

and accessories box. Seal the ends of the hose with

other major components in the following manner:

tape. Coil the hose and place inside the same box.

(a) Mixing tank. Flush tank with dry

(4) Packing. Do not apply additional packing.

cleaning solvent and spray inside using P-9. Check for

b. Unserviceable,

economically

reparable

correct amount of antifreeze (permanent ethylene

glycol) in the heating system. Seal all openings except

retrograde materiel. Clean, dry, preserve, and pack the

the vent-and-overflow pipe using tape.

same as for serviceable retrograde materiel, as

specified in a above, except include condition code "F"

in the marking.

CAUTION

c. Serviceable materiel to be recycled. Clean, dry,

Do not seal vent-and-overflow pipe.

preserve, and pack per a above. Mark per paragraph 3-

Wrap the temperature-regulating

valve using flexible greaseproof

4-82