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R & S E K 8 9 5 / R & S E K 8 9 6
User Manual
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Maintenance
4. Maintenance and Troubleshooting
4.1 Maintenance
4.1.1 General
The VLF>HF Receivers R&S EK 895 and R&S
EK!896 do not require any scheduled mainten>
ance works.
The following text deals with service measures
which might be necessary.
Service measures comprise cleaning and repair
of paint blemishes on the unit. For this purpose
the following material is required.
No. Description
1
2
3
4
Soft brush
Duster
Isopropyl alcohol
Lacquer, light gray, RAL 7035
4.1.2 Cleaning
W A R N I N G
f Beware of risk of explosion when
using isopropyl alcohol.
Make sure to work in a well ven>
tilated room when cleaning with
isopropyl alcohol.
f Wear goggles when working with
compressed air in order to avoid
any eye injury.
C A U T I O N
f Direct compressed air first towards
ground until no more condensed water is
contained in the air jet.
f Keep a minimum distance of 20 cm be>
tween compressed air and unit.
1. First of all clean outside of the unit with
compressed air.
2. Continue cleaning with a soft brush or a
duster.
3. Clean heavily contaminated surfaces, espe>
cially grease stains, with a soft, lint>free
cloth soaked in isopropyl alcohol.
4. Clean open printed circuit board carefully
with soft brush and / or compressed air.
4.1.3 Retouching Paint Blemishes
Retouch blemishes on the paint work of the
VLF>HF receiver as follows:
1. Remove any loose paint particles from the
area of repair.
2. Clean area to be retouched with a soft,
lint>free cloth soaked in isopropyl alcohol.
3. Wait for the isopropyl alcohol to dry out.
4. Retouch with paint carefully and allow
plenty of time to dry out.
5. Once the first coat is completely dry,
apply a second coat and again allow it to
dry. Retouching is thus completed.
6164.0717.02_01
> 4.1 >
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