TSI Incorporated SIDEPAK AM510, Руководство пользователя

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Chapter 5 48
Symptom Possible Cause Corrective Action
Erratic zero reading. Leak.
Dirty inlet and/or
sample tube.
Extreme temperature
swings during
operation.
Internal optics
chamber is
contaminated. Check all connections for
leaks.
Carefully tighten sample
inlet screws (do
not over-
tighten!).
If using an impactor,
remove and regrease the
impactor insert. Make sure
the O-ring is in place and
not damaged.
Make sure the impactor
insert is seated squarely
into the inlet, before
replacing (see “
Using and
Maintaining Built-in
Impactors
”, in Chapter 4,
for more information)
Clean inlet. Clean or
replace tubing.
Zero instrument, at
ambient temperature,
before beginning test.
Protect from extreme
temperature swings.
Return to factory for
cleaning and servicing.
Nothing visible on
display. Unit not switched on.
Low or dead batteries.
Batteries installed
backwards.
Dirty battery contacts. Switch unit on.
Replace the batteries or
plug in the AC adapter.
Observe polarity indication
on battery holder diagram.
Clean the battery
contacts.
Mass concentration
number blinks; stays
on the same value. Instrument has
reached the calibrated
limit of its range
(multiplied by Cal
Factor). N/A