10 • Maintenance and servicing
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80116-276_V24169
2022-01
Test procedure
1st test step 1. Start testbox with switch set to 50 bar position.
2. On the VIO HF surgical unit, go to the window "Level Display". The
test specimen must show the argon gas bottle to be approximately
1/4 full at a bottle pressure of 200 bar.
2nd test step 1. On the Testbox set the switch to 6 bar.
2. Press Purge button. The test specimen must display the warning "A-
90".
Bottle pressure detection
APC
2 + VIO S
This test is performed in different ways depending on whether the APC 2
is connected to a VIO D or a VIO S electrosurgical unit.
Test setup
• The test specimen is connected to the power supply via a VIO S HF sur-
gical unit.
• The argon gas bottle is connected to the test specimen.
• The Testbox is connected to test specimen via the pressure sensor
connection.
• The dual-pedal footswitch with ReMode is connected.
• With APC socket: The VIO APC handpiece is electrically connected to
the APC socket.
• With FiAPC socket: The Test adapter FiAPC is connected to the FiAPC
socket.
Test procedure
1st test step 1. Start Testbox with switch position 50 bar.
2. Activate FORCED APC with the footswitch for 5 s. The test specimen
must not display a message.
2nd test step 1. On the Testbox set the switch to 6 bar.
2. Activate FORCED APC with the footswitch for 5 s. The test specimen
must display the message "A-90".
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