Lighthouse SOLAIR 3350, Operating Manual

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248083387-1 Rev 10 8-1
8
Maintenance
Procedures
Introduction
This chapter provides instructions for routine maintenance that may be
required for the SOLAIR particle counter.
The maintenance procedures described in this chapter are not required
on regular or prescribed intervals and should be performed only if a
Service Wrench icon is displayed on the MAIN screen, the user has
been requested to do so by Lighthouse Technical Support personnel or
the user has reason to question the data received from the instrument.
Safety
Before performing any of the maintenance tasks described in this
chapter, read Chapter 1 of this manual and become familiar with the
warnings and caution labels discussed throughout this manual.
Maintenance
Calibration
To maintain optimum performance of this instrument, it should be
recalibrated annually by a Lighthouse Authorized Service Provider.
Purge Count Test
This section will provide the user with the procedure to check the
counter for zero counts. A purge filter must be attached to the
instrument and fifteen (15) five (5) minute samples must be taken.
There should be no more than 1 count on average per five-minute
sample.
1. Connect the Purge filter to the sample inlet.
2. Connecting Purge filter
3. Apply power to the instrument.
4. Configure the unit to sample for 30 minutes.