TM 11-6720-248-12
C1
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
a.
Trichloroethane.
each week if the equipment is maintained in standby
b.
Lens cleaner.
(ready for immediate operation) condition.
c.
Lens tissue.
b. If the camera set is placed in storage for an
d.
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
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
to
procedure.
4-1
