W&H LINA MB17, Instructions For Use Manual

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APPENDIX 5. Helix test
APPENDIX 5. Helix test APPENDIX 5. Helix test
APPENDIX 5. Helix test
Description Description Description Description
The Helix test device is used to validate the sterilizer performance for hollow items.
It consists of a 1,500 mm long tube that is open on one side and closed with a capsule on
the other side. A chemical indicator strip is placed inside of the capsule.
How to carry out the test How to carry out the test How to carry out the test How to carry out the test
The test must be performed in an empty chamber (EN13060) without load but with the standard chamber accessories (chamber rack
and trays) mounted.
Place an indicator strip inside the capsule according to the instructions of the test manufacturer.
Close the capsule.
Use the UP, DOWN and OK buttons to browse the menu, choosing the following options in
sequence: TEST CYCLES – B&D/HELIX.
Initiate the cycle (see “Running a sterilization cycle”).
Once the cycle is finished, remove the test device from the chamber.
Remove the indicator strip from the capsule and check the change in colour:
The indicator strip has turned dark.
Part of the chemical indicator strip has not turned
dark; e.g. due to residual air inside the capsule
.
TEST PASSED TEST PASSED TEST PASSED TEST PASSED TEST FAILED TEST FAILED TEST FAILED TEST FAILED
Test failure indicates that there was an air pocket present during the cycle due to sterilizer malfunction.
If the test fails repeatedly call technical service.
Follow local/national guidelines on the frequency of testing.