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NVS 6
MANUAL
Page 38
8 OPERATIONAL STATUS CHECK
8.1 In the course of the NVS 6 service, it is essential to continually
carry out its inspection. The inspection shall be accomplished during all
kinds of maintenance checks with the aim of determining the unit
operational status, and detecting in due time its defects and their
correction. The operational status of the unit is exemplified by its
serviceability, completeness of its standard set, and readiness for use.
8.2 The list of the basic checks of the NVS 6 and its accessories
for operational status (inspection procedures) is presented in Table 3.
Table 3
Procedure Inspection method Technical requirements
1 Unit standard
set inspection for
full complement
Check the standard
delivery set against
the list of the unit com-
ponents in the Log
Book.
The unit standard set
shall comply with the
standard delivery set
specified in the NVS 6 Log
Book.
2 External
inspection of
the unit and its
accessories
Inspect the unit for
external condition (vi-
sually).
The external surfaces of
the unit and its accessories
shall not be affected by
cracks, dents, traces of cor-
rosion and other defects.
The lenses and
eyepieces shall be free
from cracks, spots of
grease and dirt.
3 Serviceability
test of the unit and
its accessories
The procedure for
serviceability test is
described in Section 6
of this Manual.
With the unit energized
(either from the helicopter
electrical system via the
voltage converter, or from
Table 3, cont'd