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Replacing the probe shaft
1. Fix the gas sampling probe securely in place.
2. Use a spanner to loosen the threaded ring (SWAGELOK®
connector) from the probe handle by turning it anticlockwise
and remove the probe shaft.
3. Fit the new probe shaft onto the probe handle, use a spanner to
tighten the threaded ring (SWAGELOK® connector) by turning
it clockwise until it is fighter-tight and check that it is gripped
securely.
7.8.
Calibration
In order to guarantee measurement accuracy, we recommend
having the instrument checked once a year. Please contact your
dealer or Testo customer service.
For contact data, see back of this document or web page
www.testo.com/service-contact
7 Maintaining the product
35
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