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7-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L
7.1 Cleaning the USN 52R/
USN 52L
The instrument can be easily cleaned because, due to
the membrane keypad, there are no protruding parts on
which dirt could collect.
We advise you to only use a damp cloth to clean the
instrument and the necessary accessories. Only use
water or a mild household cleaning agent.
A Attention:
Solvents can cause plastic parts to become brittle and
thus damage them.
7.2 Maintenance of NiCd cells
The NiCd cells should be charged in the following
cases:
• before operating the instrument for the first time,
• after a prolonged storage time (approx. 3 months),
Charging NiCd cells
You can charge the rechargeable NiCd cells with the
Power Supply/Charger unit. Only use the types
recommended by us (refer to Chapter 2.2
Required
Accessories).
– Set the charge switch in the battery compartment of
the instrument to NiCd charging.
– Connect the instrument to the Mains/Charger unit.
The batteries are fully charged after 6 to 7 hours.
A Attention:
Only use the batteries recommended by us. Inexpert
handling of batteries and charger can cause danger of
explosion.
Servicing and maintenance
Cleaning the USN 52R/USN 52L
7-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L
7.1 Cleaning the USN 52R/
USN 52L
The instrument can be easily cleaned because, due to
the membrane keypad, there are no protruding parts on
which dirt could collect.
We advise you to only use a damp cloth to clean the
instrument and the necessary accessories. Only use
water or a mild household cleaning agent.
A Attention:
Solvents can cause plastic parts to become brittle and
thus damage them.
7.2 Maintenance of NiCd cells
The NiCd cells should be charged in the following
cases:
• before operating the instrument for the first time,
• after a prolonged storage time (approx. 3 months),
Charging NiCd cells
You can charge the rechargeable NiCd cells with the
Power Supply/Charger unit. Only use the types
recommended by us (refer to Chapter 2.2
Required
Accessories).
– Set the charge switch in the battery compartment of
the instrument to NiCd charging.
– Connect the instrument to the Mains/Charger unit.
The batteries are fully charged after 6 to 7 hours.
A Attention:
Only use the batteries recommended by us. Inexpert
handling of batteries and charger can cause danger of
explosion.
Servicing and maintenance
Cleaning the USN 52R/USN 52L