10
3.2 Vacuum
test
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A vacuum test (leak test) should be conducted under the following conditions to assure proper functioning of the
autoclave:
Once when a new autoclave is set up for the first time
When the autoclave is being put back into service after a long period of inactivity
When the autoclave is moved to a new location
Periodically as part of routine operations.
The vacuum test should be performed on the cold autoclave as follows:
Operator action:
Shown on the display:
1.
Switch on the autoclave
at the power switch: After
the following message ...
... the display will show the
initial state:
2.
Press the “Program” button
several times until the pro-
gram “Vacuum test” ap-
pears.
3.
Close the door
4. Press the “Start – Stop”
button
5.
The vacuum pressure has
been reached. The equilibra-
tion time begins to run (wait-
ing time until beginning of
measurement).
6.
After the waiting time has
run out (5 min), the measur-
ing time will begin (here:
7 min 52 s).
Program Start-Stop
V a c u u m t e s t
Program Start-Stop
D o o r
c l o s e d
Program Start-Stop
V a c u u m t e s t : S t a r t
P r e s s . = 9 8 0 m b a r
Program Start-Stop
V a c u u m t e s t 0 0 : 0 0
P r e s s . = 8 0 m b a r
Program Start-Stop
V a c u u m t e s t 0 7 : 5 2
P r e s s u r e = 8 2 m b a r
Program Start-Stop
P l e a s e w a i t
D o o r u n l o c k i n g
Program Start-Stop
1 4 : 2 7 : 1 2
0 . 0 2 b a r 2 5 ° C