12 - 3
HAPSITE ER Operating Manual
Elevated baseline Background contamination, MS
leak, or improper MS tune.
Run a noise check in manual tune
to verify MS is not leaking.
Manually tune unit according to
instructions in Chapter 9. Repeat
blank run to verify that baseline is
less than 10% of BPFB. Contact
INFICON for technical support.
Electronic connection inside the
Probe is damaged.
Try using a different Probe- if this
works, contact INFICON for
support as original item will need to
be serviced.
Zero baseline Tune parameters are outside
specifications.
Perform Manual tune, see sec. 9,
and adjust threshold to 300 and
baseline to 100.
IS canister is not recognized Memory chip on canister is
damaged.
Replace internal standard canister.
Contact pins are damaged. Repair or replace pins on the
inside of the front panel.
Low sensitivity, Ionizer failure Ionizer is depleted. Contact INFICON for support- this
component can only be replaced
by trained INFICON service
personnel.
Table 12-1 Diagnosing Problems - HAPSITE (continued)
Symptom Cause Remedy
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