Operator`s manual

4-2
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 TICO 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.
NO.
ITEM TO
CHECK
CHECKING
PROCEDURE
NOT FULLY MISSION
CAPABLE IF:
1
Complete-
ness
Inventory items by means
of comparing with the data
specified in this manual.
Items missing.
2 Sight Body
Inspect for missing screws
or connector cap.
Screws or connec-
tor cap missing.
3
Front
Lens Cap
Inspect for cuts, tears and
dirt. Clean as required.
Cap torn or cut.
4
Battery
Compartment
Check for corrosion, springs
tension.
Springs corroded
or damaged.
5 Lenses
Inspect for cleanliness,
scratches, chips or cracks.
Clean as required.
Chipped, cracked
or if scratches
hinder vision
through the sight.
6
Objective
Lens
Check to ensure the objec-
tive lens is not loose.
Objective lens
loose.