7 Maintenance and repairs
28
K-355
Operation Manual, Version G
7 .4
Half-yearly maintenance
7 .4 .1
Replacing the NaOH tube
We recommend to replace the NaOH tube every six months. The other tubes need to be replaced as
and when required.
7 .5
Yearly maintenance
7 .5 .1
Replacing the rubber bung seal
The seal is subject to wear and tear, thus you should check it regularly. We recommend to replace it
once a year.
7 .5 .2
Replacing the NaOH pump
We recommend to replace the NaOH pump once a year. The other pumps need to be replaced as
and when required.
7 .6
Customer service
Only authorised service personnel are allowed to perform repair work on the instrument. These
persons have a comprehensive technical training and knowledge of possible dangers which might
arise from the instrument.
Addresses of official Buchi customer service offices are given on the Buchi website under:
www.buchi.com. If malfunctions occur on your instrument or you have technical questions or applica-
tion problems, contact one of these offices.
The customer service offers the following:
Spare part delivery
•
Repairs
•
Technical advice
•
Summary of Contents for K-355
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