Service
Page 115
Monthly
Perform precision check (pre-check) prior to
commencing any service tasks or making any changes
to the system as found in its current state. This task is
necessary to validate any previously captured data.
Check particulate filter, replace if full/dirty
Perform a pressure check
Check sample inlet system for moisture or foreign
materials. Clean if necessary
Check fan filter and clean if necessary
Check event log
Check date and time is correct
Check instrument status light
External vacuum pump check (vacuum source)
Cell Pressure of 50 to 200 torr is a good vacuum
leak check
Perform NO
X
span calibration
Perform precision check (post-check) once all service
tasks have been completed. This task is necessary to
establish a valid start point to begin capturing new
data.
3 Monthly
Single point NO
2
converter efficiency check
Single point NH
3
converter efficiency check
5.8.1
6 Monthly
Replace the PMT Desiccant Packs
Perform multipoint precision check
Calibrate analog outputs (only if used)
Yearly
Replace DFU filter
Replace sintered filter and orifice (only if necessary)
Clean reaction cell
Replace NH
3
Scrubbers
Multipoint NO
2
to NO converter efficiency adjust
Multipoint NH
3
converter efficiency adjust
* Suggested intervals for maintenance procedure are a guide only and may vary with sampling intensity and/or
environmental conditions. Please refer to your local regulatory standard for your personalised maintenance
schedule.
Summary of Contents for Serinus 44
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Page 137: ...Troubleshooting Page 137 7 6 USB Memory Stick Failure Figure 71 USB Memory Stick Failure...
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Page 150: ...Serinus 44 User Manual 3 0 Page 150 9 5 Plumbing Schematic D020018...
Page 151: ...Parts List and Schematics Page 151 9 6 Block Wiring Schematic D020104...
Page 152: ...Serinus 44 User Manual 3 0 Page 152 9 7 Ozone Generator Assembly H011107...
Page 153: ...Parts List and Schematics Page 153 9 8 Optical Bench Assembly H011200...
Page 154: ...Serinus 44 User Manual 3 0 Page 154 9 9 Manifold Block Assembly H011302...
Page 155: ...Parts List and Schematics Page 155 9 10 Calibration Manifold Assembly H010013 01...
Page 156: ...Serinus 44 User Manual 3 0 Page 156 9 11 Valve Assembly H010042...
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