ATN OTS-32, Руководство оператора

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4-5
PROBlEm PROBABlE CAuSE CORRECTIVE ACTION
The brightness
of the image
on the screen
is low.
The batteries has a
low voltage.
Replace the batteries.
Factory alignment
broken.
Send the scope to the ser-
vice center.
4.3. mAINTENANCE PROCEDuRES
4.3.1. SCOPE mAINTENANCE
The OTS maintenance consists of external inspection of its com-
ponents for serviceability, cleaning and installation of the stan-
dard and optional accessories. Maintenance instructions covered
elsewhere in this manual (PMCS, troubleshooting, etc.) are not
repeated in this section.
CAuTION
The OTS is a precision electron-optical instrument and must
be handled carefully at all times to prevent damage.
4.3.2. ClEANING PROCEDuRES
A. ClEANING ThE SCOPE
1. Gently brush off any dirt from the sight body using only a
clean soft cloth.
2. Moisten the cloth with fresh water and gently wipe the ex-
ternal surfaces (except lenses).
3. Dry any wet surfaces (except lenses) with another dry and
clean soft cloth.
4. Using lens brush, carefully remove all loose dirt from the
lenses.
5. Slightly dampen a cotton swab with ethanol and lightly and
slowly wipe the lenses. Clean the glass surfaces by circular
movements from the centre to the edge, not touching the