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Chapter 5 Troubleshooting Series 830/840/860 Instruction Manual
5-4 IM-83/84/86-H
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 con-
forms 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. We will assign an RMA (Return Materials Authoriza-
tion) number prior to the unit’s return and send you an estimate of charges
within 24 hours of receiving your unit. Prices may vary depending on the
flow range, type of gas and operating pressure of your unit. To request de-
tailed pricing contact your local Sierra Instruments distributor or contact
one of our offices directly. Our expedite fees are: three-day turnaround
25%, two-day turnaround 40%.
Please follow these easy steps to return your instrument for fac-
tory service:
1. Obtain a Return Materials Authorization (RMA) number from Si-
erra Instruments. You may obtain this from the factory by calling
(800) 866 0200 between 8:00 a.m. and 5:00 p.m. PST Monday
through Friday. You may also obtain this number via e-mail by
contacting service@sierrainstruments.com.
2. Once you have obtained an RMA number, complete the form. If
you require service beyond calibration, but do not know which
service(s) will be required, describe the symptoms as accurately as
possible on the RMA form. Submit electronically or by fax to
(831) 373-2414.
3. Pack your instrument carefully (bubble wrap or molded foam sug-
gested-NOT PEANUTS) and include a copy of the RMA form
(complete with Sierra supplied RMA number) with the unit(s).
Ship the unit(s) to the following address:
Caution!
Always fully neutralize
any toxic gas trapped in-
side the instrument before
removing it from the gas
line.