Tuttnauer 6671130, Operation & Maintenance Manual

Page: 75 / 143

MAN205-0195042EN Rev. A Aug. 2011
Page 69 of 137 pages
Program 12 "A
ir Leakage Test”
This program is intended to test air leakage to the chamber, through the door seal or any
other seals.
This test is performed during the vacuum phase.
Press number 1 and then number 2 within two seconds, to select cycle 12 -Air Leakage
test.
Press START to automatically run the pre-programmed AAMI air leakage cycle
parameters.
At the end of the cycle, the unit printer will print "PASS" or "FAIL" on the tape printout.
In the event of test failure, repeat the test. In case of repeated test failure, notify your
authorized Tuttnauer technical representative.
Performance Description:
A vacuum is drawn in the chamber down to 18 kPa. At this stage all valves and motors
are closed. A period of 5 minutes is counted to enable stabilization of pressure. During
the next 10 minutes the pressure is monitored.
The acceptable change of pressure during these 10 minutes is 1.3 kPa.
Program: 12- Air leakage test
0 kPa
25 kPa
50 kPa
5 min 10 min
100 kPa