Sierra 240/241 Series Instruction Manual
Chapter 5 Troubleshooting & Repair
IM-240
5-15
Pressure Sensor Replacement (240 Series Only)
1.
For local mounted electronics, remove the electronics stack as
previously described. For remote mount electronics, remove
all wires and sensor connectors from the remote feed through
board in the junction box at the meter.
2.
Loosen the three set screws at the center of the adapter between
the meter and the enclosure.
3.
Remove the top half of the adapter to expose the pressure
transducer.
4.
Remove the transducer and replace it with the new one using
appropriate thread sealant.
5.
Reassemble in reverse order.
Returning Equipment to the Factory
Factory Calibration—All Models
Sierra Instruments maintains a fully-equipped calibration laboratory.
All measuring and test equipment used in the calibration of Sierra
transducers are traceable to NIST Standards. Sierra is ISO-9001
registered and conforms to the requirements of ANSI/NCSL-Z540
and ISO/IEC Guide 25.
Instructions for Returning Your Instrument for Service
The following information will help you return your instrument to
Sierra Instruments' Factory Service Center and will ensure that your
order is processed promptly. Prices may vary depending on the flow
range, type of gas and operating pressure of your unit. To request
detailed pricing, contact your local Sierra Instruments distributor or
contact one of our offices directly.
Please follow these easy steps to return your instrument for factory
service:
1.
To obtain a Return Materials Authorization (RMA)
number from the Sierra Instruments to
http://www.sierrainstruments.com/rma/new.php
to
create a Sierra Account.
2.
Once you have created an account, click on the
Submit
New RMA
tab and fill in the RMA form and follow the
instructions. You will receive an email confirmation
once you have submitted your RMA.
3.
Print a copy of the RMA (that now includes RMA #) and
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