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Series 820 Instruction Manual Chapter 4 Maintenance & Repair
IM-82-C 4-13
RETURN ADDRESS:
Sierra Instruments, Inc.
Attention: Factory Service Center
5 Harris Court, Building L
Monterey, CA 93940 USA
CUSTOMER SERVICE AND SUPPORT INFORMATION:
Email Technical Support: service@sierrainstruments.com
Email Sales: sales@sierrainstruments.com
FACTORY USA (recommended):
TOLL FREE: 800-866-0200
PHONE: 831-373-0200
FAX: 831-373-4402
EMAIL: service@sierrainstruments.com
European Sales & Service Center:
PHONE: +31 72 5071400
FAX: +31 72 5071401
EMAIL: service@sierra-instruments.nl
Asia Sales & Service Center:
PHONE: + 86 203435 4870
FAX: +86 203435 4872
IMPORTANT SAFETY NOTE ABOUT PURGING
WARNING: When toxic or corrosive gases are used, purge
unit thoroughly with inert dry gas before disconnecting
from the gas line to prevent personnel from being injured
when coming in contact with the instrument.
WARNING: If an instrument used with a toxic or corrosive
gas is returned to the factory, a Material Safety Data Sheet
(MSDS) must be enclosed & attached to the outside of the
box to alert Sierra personnel of the potential hazard. Also,
make sure the inlet & outlet are solidly plugged off.
Caution!
Always fully neutralize
any toxic gas trapped in-
side the instrument before
removing it from the gas
line.