Chapter 3. OPERATOR'S MAINTENANCE

TM 11-6780-225-12

CHAPTER 3

OPERATOR'S MAINTENANCE

Section I. GENERAL

d. Touchup painting (para 3-8).

3-1. Scope of Operator's Maintenance

e. Troubleshooting (para 3-9).

NOTE

3-2.

Tools and Materials Required for Operator's

Manuals (app. A) are provided in the

Maintenance

darkroom file cabinet (fig. 5-2) for all

photographic equipment contained

a. Tools. The tools required are contained in the

in the darkroom and should be

toolkit (fig. 1-14).

referred to for additional operator's

b. Materials.

maintenance information for those

(1) Cellulose sponges.

equipments.

(2) Trichloroethane.

The maintenance duties normally assigned to the

(3) Cleanser.

operator of the darkroom are listed below, together with

a reference to the paragraphs covering the specific

(4) Lens tissue.

maintenance function. The tools and materials required

(5) Lintfree cloth.

are listed in paragraph 3-2.

(6) Stiff bristle brush.

a. Daily preventive maintenance checks and

(7) Fine sandpaper.

services (para 3-5).

(8) Soft bristle brush.

b. Weekly preventive maintenance checks and

(9) Air syringe.

services (para 3-6).

(10) Mild soap.

c. Cleaning (para 3-7).

Section II. OPERATOR'S PREVENTIVE MAINTENANCE

good general (physical) condition and in good operating

3-3. Preventive Maintenance

condition. If the defect cannot be remedied by the

operator, higher category, maintenance or repair is

Preventive maintenance is the systematic care,

required. Records and reports of these checks and

servicing, and inspection of equipment to prevent the

services must be made in accordance with the

occurrence of trouble, to reduce downtime, and to

requirements set forth in TM 38-750.

assure that the equipment is service able.

a. Systematic Care. The procedures given in

3-4. Operator's Preventive Maintenance Checks and

paragraphs 3-4 through 3-10 cover routine systematic

Services Periods

care, cleaning, and touchup painting essential to proper

upkeep and operation of the equipment.

The

a. Paragraph 3-5 specifies checks and services

handbooks supplied for each photographic equipment

that must be accomplished daily and under the special

(para 3-1) contain procedures that should be followed.

conditions listed below.

The procedures contained in this chapter are intended to

(1) In vehicular installations.

supplement the individual equipment procedures.

(a) Before the vehicle starts on a

b. Preventive Maintenance Checks and Services.

mission,

The preventive maintenance checks and services charts

(b) When the equipment is initially

(paras 3-5 and 3-6) outline functions to be performed at

installed,

specific intervals; however, the procedures established

in the photographic equipment manuals should be

after removal for any reason, and

followed.

These checks and services are to maintain army

equipment in a combat serviceable condition, that is, in

3-1