Quarterly Preventive Maintenance

a Quarterly preventive maintenance (para 3-27

a Tools, Tool Kit, Electronic Equipment TK-101/

and 3-28).

G is required.

b. Touchup painting (para 3-29).

b. Materials.

(1) TRICHLOROTRIFLUOROETHANE NSN

3-26. Tools, Materials, and Test

6850-00-105-3084

Equipment Required

(2) Cleaning cloth.

c. Test Equipment

Equipment

National stock No.

Quantity

Applicable

required

literature

Multimeter AN/USM-223

6625-00-999-7465

TM 11-6625-654-14

Test Set, Electron Tube TV-7D/U

6625-00-820-0064

TM 11 -6625-274-12

Tool Kit, Electronic Equipment TK-101/G

5180-00-064-5178

SC 5180-91-CL-R13

3-27. Quarterly Preventive Maintenance

Quarterly preventive maintenance checks and services on the equipment is required. All deficiencies or short-

comings will be recorded in accordance with the requirements of TM 38-750. Perform all checks and services

listed in the organizational quarterly preventive maintenance checks and services chart in the sequence listed.

3-28. Organizational Preventive Maintenance Checks and Services Chart for Receiver-

Transmitter RT-718/FRC-93

W-Weekly

M-Monthly

Q-Quarterly

Interval

Item No.

M Q Items to be inspected

Procedures

Receiver-Transmitter RT- 718/FRC-93.

Check operation of radio receiver for possible loss of sensitivity.

Check operation of transmitter on a series of frequencies to test for deterioration of

tuning.

of paint on the bare metal. Refer to applicable

3-29. Touchup Painting

cleaning and refinishing practices in TB 43-0118.

When the finish on the metal parts of the equipment

3-30. Administrative Storage

has been badly scarred or damaged, lightly sand them

Administrative storage of this equipment shall be

with fine sandpaper. Use #00 or #000 sandpaper and

accomplished by wrapping the equipment with paper

TRICHLOROTRIFLUOROETHANE to clean the

and securing with packaging tape. Use a small bag of

surface down to the bare metal. Brush two thin coats

dessicant inside the package.

Change 6 3-19