LAR Process Analysers QuickTOC purity - Care and Maintenance Tasks; Overview

138 User Manual QuickTOC
®
purity
ATEX 2 04E3920
8 Care and Maintenance
8.3 Care and Maintenance Tasks LAR | PROCESS ANALYSERS AG
3. If the signal is not within the permitted range, contact LAR Technical Support (chapter 11.1 on
page 141).
4. Check the carrier gas flow. The volume flow at the input vein should have values between 13.5 -
15.5 l / h. Only during injection, the volumetric flows at the outputs can vary by ± 5 l / h. Normally,
make sure that the volume flow at the outlet shows the same value as at the input. Vein = Vaus
13.5 - 15.5 l / h). Maximum deviation: 1 l / h.
5. Check all visual inspection items noted in the "Visual Inspection (Analyser) Protocol".
6. If the test criterion is fulfilled, proceed to the next step.
8.3 Care and Maintenance Tasks
8.3.1 Overview
Interval Task Task Type Chapter
1 week Visual inspection and analy-
ser status check
Care Chapter 8.2 on page 137
Clean vessel for calibration
fluid and replace calibration
standard
Care Chapter 8.3.3 on
page 141
Check pump tubes and
clean if necessary
Care Chapter 8.3.4 on
page 141
Check inlet aud outlet of the
control unit for impurities
Care Chapter 8.3.5 on
page 141
3 months Check gas cooling pipes Care Chapter 8.3.8 on
page 142
Check pump cassettes and
clean if necessary
Care Chapter 8.3.9 on
page 143
Check the pump head rol-
lers for ease of movement
Care Chapter 8.3.4 on
page 141
Clean and grease bearing
pin
Maintenance Chapter 8.3.11.1 on
page 144
Perform calibration Care Chapter 8.3.13 on
page 145
Check and document a
measurement
Care Chapter 8.3.15 on
page 146
6 months Replace pump tubes and
condensate tubes
Maintenance Chapter 8.3.16 on
page 146