Inficon HLD6000, Installation Manual

Page: 64 / 76

64
8 Maintenance
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8.2.2 Changing the filter block
► Change the filter block with the integrated fine filters at least 1 x per month.
The filter block can be found at the base of the sniffer tip, see "Fig. 16: The filters in the sniff-
er line", page 63 . To replace the filter block, carry out the following:
1 Switch the device off.
2 Loosen the cap nut at the lower end of the sniffer tip and separate the sniffer tip from
the probe handle.
3 Pull the filter block out of the base of the sniffer tip.
4 Insert a new filter block into position.
5 Attach the sniffer tip back onto the probe handle and tighten the cap nut at the lower
end of the sniffer tip.
Replacement filter block see "10.1 Accessories and spare parts", page 67
8.3 Sending for maintenance or repairs
You can send your device to INFICON to have it maintained or repaired. For further infor-
mation regarding this topic
see "9.2 Sending in the device", page 65 .