Chapter 4. OPERATOR MAINTENANCE

TM 11-6720-248-12

CHAPTER 4

OPERATOR MAINTENANCE

check, how to check, and the normal conditions. The

4-1. Scope of Operator Maintenance

References column either lists the paragraphs that

contain detailed repair procedures or references the

The maintenance duties assigned to the operator of the

troubleshooting chart (para 4-7). If the defect cannot be

camera set are listed below together with reference to

corrected by the operator, higher category maintenance

paragraphs

covering the

specific

maintenance

is required. Records and reports of these checks and

instructions.

The materials required for operator

services must be made in accordance with the

maintenance are listed in paragraph 4-2.

requirements set forth in TM 38-750.

a. Daily preventive maintenance checks and

services (para 4-5).

4-4. Operator Preventive Maintenance Checks and

b. Cleaning (para 4-6).

c. Troubleshooting (para 4-7).

Services Periods

a. Preventive maintenance checks and services of

4-2. Materials Required

the camera set are required daily (para 4-5). Perform

the checks described in sequence No. 1 through 5 once

Trichloroethane.

each week if the equipment is maintained in standby

Lens cleaner.

(ready for immediate operation) condition.

Lens tissue.

b. If the camera set is placed in storage for an

Textile cloth.

extended period, perform the following steps every 30

days:

4-3. Operator Preventive Maintenance

(1) Remove the strobe and clamp assemblies

and power cords.

Preventive maintenance is the systematic care,

(2) Place the power switch (fig. 3-4) of each

servicing, and inspection of equipment to prevent the

strobe assembly at C.(Mod 600) or OFF(Mod 700).

occurrence of trouble, to reduce downtime, and to assure

(3) Connect the power cords between each

that the equipment is serviceable.

strobe assembly and a power source of 115 volts ac, 50

to 60 Hz.

a. Systematic Care. The procedures given in

(4) After a period of 16 hours, disconnect the

paragraphs 4-5 and 4-6 cover routine systematic care

power cords and check the operation of the strobe and

and cleaning essential to proper upkeep and operation of

clamp assembly.

the equipment.

(5) Return the strobe and clamp assemblies

b. Preventive Maintenance Checks and Services.

and power cords to storage if the operation is

The preventive maintenance checks and services chart

satisfactory. If operation is not satisfactory, higher

(para 4-5) outlines functions to be performed at a

category repair is required.

specific interval. These checks and services are to

NOTE

maintain equipment in a serviceable condition; that is, in

The operator may use the external

good general (physical) condition and in good operating

condition.

To assist operator in maintaining

battery charger for battery charging

serviceability,

the

chart

indicates

what

(para 3-5.1) in lieu of strobe charging

procedure.

4-1