TM 11-5855-239-23
ORGANIZATIONAL MAINTENANCE INSTRUCTIONS
GENERAL
Section I.
in appendix C for information on the parts you
are authorized to replace.
Parts
a. Maintenance Operations. Refer to the main-
tenance allocation chart (MAC) in appendix B
a. Repainting. Refer to TB 74610 for repaint-
for a summary of the maintenance operations
ing and touchup instructions.
you are authorized to perform.
b. Lubrication. There are no lubrication re-
quirements for organizational maintenance.
b. Repair Parts. Refer to the repair parts list
PREVENTIVE MAINTENANCE AND TROUBLESHOOTING
Section Il.
Work time
Item to be inspected
Sequence
(man-hours)
procedure
number
Services
(PMCS).
Remove any rust or corrosion
with fine abrasive paper.
Preventive maintenance is the systematic care,
CARRYING CASE AND STRAP: .1
4
service, and inspection of equipment to assure
Check for rot or weakening of
the equipment is serviceable and prevent the oc-
canvas by stretching or pull-
ing. Replace if necessary. Re-
currence of trouble. Preventive maintenance
move mildew by scrubbing
checks and services table lists checks to be per-
with a dry stiff brush. If Y O U
formed monthly. If you cannot correct the de-
have to use water to remove
fect, a higher category of maintenance or repair
dirt or grease, remove all mil-
is required. Record all checks in accordance with
dew first. Scrub with mild soap
and water to remove stubborn
TM 38750.
dirt or grease stains. Rinse
with clean water and allow to
Organizational Monthly Perventive
Table
2-1,
dry thoroughly.
Maintenance Checks and Services
NOTE
Total man-hours required: .4
Do not use strong soap or deter-
gent as it may weaken or remove
Work time
Sequence
Item to be inspected
(man-hours)
procedure
number
fungus resistant chemicals in can-
.1
EYESHIELD:
1
vas.
Wipe clean with a damp cloth.
Check for tears, holes, or any
sign of deterioration.
.1
REFLECTOR:
2
Remove lockring, packing ring,
for locating and correcting most of the operat-
and filter as shown in figure
ing troubles which may develop in the AN/PAS
21. Check reflector for dust,
6. Each trouble is followed by a list of probable
dirt, rust, or corrosion. Clean
causes and corrective actions for you to take.
with lens tissue or a soft lint-
The table does not list all possible troubles that
free cloth. Replace if rusty or
corroded (para 26).
may occur. If a trouble is not listed (except when
LIGHT SOURCE CAP:
.1
3
the trouble and cause are obvious), or is not cor-
Remove light source cap and
rected by listed corrective actions, notify your
check battery contacts on cap
supervisor.
and in light source (fig. 22).
