Section Ii: Preventive Maintenance Checks And Services (Pmcs); Purpose Of Pmcs; Frequency Of Performing Pmcs; Performance Of Pmcs - ATN PVS7-HPT User Manual

SECTION II: PREVENTIVE MAINTE-
NANCE CHECKS AND SERVICES (PMCS)

2-3 PuRPOSE OF PMCS

PMCS is performed daily when the PVS-7 is in use to ensure that
the sight is ready at all times. Procedures are a systematic inspec-
tion of the goggle that will enable you to discover defects that might
cause the PVS-7 to fail on a mission.

2-4 FREquENCY OF PERFORMING PMCS

The frequency of PMCS performing PMCS is follows:
A. Daily when the PVS-7 is in use.
B. weekly when in a standby condition.
C. Semi-annually when stored in depot or administrative stow-
age.

2-5 PERFORMANCE OF PMCS

Preventive maintenance checks and services shall be performed
following the sequence and inspection procedures indicated in
Table 2-2
Table 2-2. Preventive Maintenance Checks and Services
B = Before Operation; D = During Operation; A = After Operation
INTERVAL &
SEQUENCE NO.
B D A
1
2
ITEM TO BE INSPECTED/
GOGGLE - Check for completeness, includ-
ing accessories. Check for dirt and moisture
on external surfaces and parts. Clean and dry
with lint-free cloth.
SHIPPING CASE - Check for dirt, moisture
and mildew. Clean with mild detergent and wa-
ter. Dry with lint-free cloth.
PROCEDURE
2-5