Met One E-BAM, Руководство по эксплуатации

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E-BAM-9805 Manual Rev B.docx Page 35
5 MAINTENANCE, ALARMS and TROUBLESHOOTING
This section describes the audit and calibration process for the E-BAM flow system, ambient
temperature sensor, barometric pressure sensors, filter sensors, analog output, and span
membrane.
The most important maintenance parameters are the leak checks, nozzle/vane
cleaning, and flow checks!
5.1 Met One Suggested Periodic Maintenance
Table 5-1 shows the Met One recommended period of time for routine maintenance items. Some of
these items will need to be performed more or less often depending on the exact characteristics of
the deployment site. The program administrator should review these items and establish SOPs
appropriate for the sampling location.
Maintenance Item Interval Reference
Replace the filter tape (for alternative tape advance settings) As needed Sec. 2.8
Basic leak check 8 Weeks Sec. 5.2
Nozzle and vane cleaning 8 Weeks Sec. 5.5.1
Flow audit (verify and/or calibrate flow system) 8 Weeks Sec. 5.8
Clean PM
10
inlet particle trap 3 Months or Less BX-802 Manual
Clean PM
2.5
cyclone particle trap 3 Months or Less BX-807 Manual
Verify or set the clock 8 Weeks Sec. 3.6.1
Mass Audit 6 Months Sec. 5.9
Background determination As needed Sec 5.4
Internal Nozzle Cleaning 6 Months Sec. 5.5.2
Table 5-1 Suggested Periodic Maintenance