Preventive Maintenance Checks And Services (Pmcs); Purpose Of Pmcs; Frequency Of Performing Pmcs - ATN ots-14 Operator's Manual

4.1. PREVENTIVE MAINTENANCE
CHECkS AND SERVICES (PMCS)

4.1.1. PURPOSE OF PMCS

PMCS is performed daily when in use to be sure that the sight is
ready at all times. Procedures listed in Table 4-1 are a systematic
inspection of OTS that will enable you to discover defects that
might cause the sight to fail on a mission.

4.1.2. FREqUENCY OF PERFORMING PMCS

The frequency of performing PMCS is as follows:
A. Daily when the sight is in use.
B. When it is removed from the case for any reason.
Table 4-1. Preventive Maintenance Checks and Services
SEQ. ITEM TO
NO. CHECK
Com-
1
pleteness
Sight
2
Body
Front
3
Lens Cap
Battery
4 Compart-
ment
Function
5
Switch
4-2
CHECKING PROCEDURE
Inventory items by means
of comparing with the
data specified in this
manual.
Inspect for missing
screws or connector cap.
Inspect for cuts, tears and
dirt. Clean as required.
Check for corrosion,
springs tension, cap dam-
aged or retainer broken.
Check O-ring for cuts or
damage.
Check for operation (with-
out battery).
NOT FULLY MISSION
CAPABLE IF:
Items missing.
Screws or connec-
tor cap missing.
Cap torn or cut.
Springs corroded
or damaged. Re-
tainer broken. Cap
or O-ring damaged
or missing.
Switch inoperative.
Knob missing.