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TABLE 6.1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR ATN PS-15
(CONT.)
Item
No.
Interval
Location Item to
Check/Service
Procedure
Not functioning at
optimal level If
Before/After Demist Shields
Inspect for dirt, dust, scratches or
damage. If necessary, clean when
shields are dry with dry lens tissue only.
Damage or scratches
hinder vision with ATN
Before/After
-
dows
Inspect for dirt, dust, scratches, or
damage. If necessary, clean.
Damage or scratches
hinder vision with ATN
Before/After
Inspect optical surface for dirt, dust,
scratches or cracks.
Damage or scratches
hinder vision.
Before/After Carrying Case
dirt or foreign material. Inspect for
tears, cuts, excess wear or damage to
mounting clips.
Before/After Neck Cord
Inspect for cuts, tears, or excess wear
or damaged clips.