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Chapter 7: Maintenance
65-2646XL-05-04 M2A Transmitter Operator’s Manual
Chapter 7: Maintenance
Overview
This chapter describes procedures for performing preventive maintenance, troubleshooting,
calibrating the M2A, and replacing field replaceable parts.
Preventive Maintenance
This section describes a recommended preventive maintenance schedule to ensure the optimum
performance of the M2A. It includes daily and quarterly procedures.
Daily
Verify a display reading of 0 ppm. Investigate significant changes in the reading.
Quarterly
Calibrate the M2A as described in “Calibration” on page 41. See “Calibration Frequency” on
page 40 for a discussion of calibration frequency guidelines.