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6
Maintenance and Care
6.1
Cleaning After Use
Warning!
Never immerse the concrete test hammer in
water or clean it under a running tap! Use
neither abrasives nor solvents for cleaning!
6.1.1
Concrete Test Hammer
• Deploy the impact plunger (1) as described in Fig. 5.2,
page 10.
• Wipe the impact plunger (1) and housing (3) using a
clean, dry cloth.
6.1.2
Display Unit
• Clean the display unit and measuring equipment with a
clean, dry cloth after use.
• Clean the input sockets and connectors with a clean,
dry brush.
© 2001 PROCEQ SA
6.2
Performance Check
6.2.1
Concrete Test Hammer
If possible, carry out the performance check every time
before you use the device, however at least every 1000
impacts or 3 months.
Fig. 6.1
Performance check of the concrete test hammer
Proceed as described in "Maintenance",
page 14 if the values are not within the
tolerance range specified on the testing anvil.
Maintenance and Care
• Put the concrete test hammer
into operation as described
under "Startup", page 5.
• Place the testing anvil on a
hard, smooth surface (e.g.
stone floor).
• Clean the contact surfaces of
the anvil and the impact plun-
ger.
• Perform about 10 impacts with
the concrete test hammer and
check the result against the
calibration value specified on
the testing anvil.
13
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