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Troubleshooting and Service Request
Problem
No Flow through meter or high pressure drop across meter
Solidified material blocking rotation
Debris damage or internally clogged
Meter broken
Fluid passes through meter, but no flow is indicated
Transmitter cable or conduit cable incorrectly wired
Meter not turning
Indicated flow does not agree with expected readings
Air in the line
Indicator not calibrated properly
Excessive reverse flow in system
Additional Information Available
MMI provides refurbishment and calibration services. For more details or to submit your Service Request, go to
https://www.maxmachinery.com/services/.
Additional information about our products, including STEP files and Sample Calibration sheets, may be found on our
website at https://www.maxmachinery.com/downloads/.
MMI products are covered under our standard manufacturer's warranty. Details may be found at
https://www.maxmachinery.com/warranty/.
P-Series User Manual Rev2022
Max Machinery, Inc., 33A Healdsburg Avenue, Healdsburg, CA 95448 USA
707.433.2662 |
35
Corrective Action
Heat meter to melt material. Do not exceed maximum
meter operating temperature.
Refurbish meter.
Refurbish meter.
Verify DC power is present at the PCA. Use a multi-meter to
measure the transmitter output independent of the display
or PLC.
Refurbish meter.
Air bubbles displace the meter just like a liquid. If
you see over-reporting, purge all air from lines.
Verify K-Factor for the meter in use and compare
this value to the setting used in the display.
Max transmitters' anti-dither function buffers up to 1
revolution of reverse flow. An incorrect flow total can be
reported if the system reverse flow is greater than 1 meter
revolution.
www.maxmachinery.com
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