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Section
6-1
6 Maintenance and
Troubleshooting
Table 6-1 provides summarized troubleshooting suggestions for the
most common problems that occur during operation. The symptoms of
metering problems include:
• Flow in pipe but no transmitter output
• Flow in pipe with incorrect transmitter output
• Output with no actual flow
NOTE
The Model 8800C Flowmeter sensor is extremely reliable and should
not have to be replaced. Please consult the factory before removing
the sensor.
SAFETY MESSAGES Instructions and procedures in this section may require special
precautions to insure the safety of the personnel performing the
operations. Please refer to the following safety messages before
performing any operations in this section.
Explosions could result in death or serious injury:
• Do not remove the transmitter cover in explosive atmospheres when the
circuit is live.
• Verify that the operating atmosphere of the transmitter is consistent with the
appropriate hazardous locations certifications.
• Both transmitter covers must be fully engaged to meet explosion-proof
requirements.
Failure to follow these installation guidelines could result in death or serious injury:
• Make sure only qualified personnel perform the installation.
The sensor cavity could contain line pressure if an abnormal failure has occurred inside
the meter body. Depressurize flow line before removing the sensor nut.