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7.3 First test
Display
From here the display is the same in user prompt mode and in expert mode.
Follow the further instructions or adjust the parameters as described in 9 Expert mode
Start screen
Display of device type and rmware version
The device automatically starts in user prompt mode:
• Follow the prompts and select the airtightness class for the test using
the or key
• Then press the Next key
• Enter the duct surface area for the test using the or key
Calculated according to DIN EN 14239 or from a CAD system
(Note: Not the m² calculated according to DIN 18379)
• Then press the Next key
• Enter the test pressure you want using the or key (Be careful with
the plus or minus sign)
• Attach the 50 mm air hose depending on the selected pressure (nega-
tive pressure > top of case, positive pressure > front of case)
• Always attach the pressure measuring tube to "+"
• Then press the Next key
The preliminary calculation of the maximum permitted leakage ow rate
appears here
The suggested adapter and the current adapter are shown
• If necessary, change the adapter that is "In use" to the
suggested type using the or key
Check the installed adapter.
• Then press the Next key
Description
9
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