Y s i, Contact information – YSI 550A User Manual
Page 17
YSI 550A
Y S I
Environmental
Page 13
SYMPTOM
POSSIBLE SOLUTION
8. Main display reads “Err” and
Secondary display reads
“RO”, “RA”, or “AdC”.
A. Return system for service
9. Main display reads “Err” or
burn” and
Secondary display reads
“EEP”
A. Return system for service
CONTACT INFORMATION
YSI offers a wide range of customer assistance and technical support functions to ensure that you have
the information required to use our products. Contact YSI Environmental if you need assistance or have
questions regarding any YSI Environmental Product. Business hours are Monday through Friday, 8AM
to 5PM ET.
YSI Environmental Incorporated
1725 Brannum Lane
Yellow Springs, OH 45387
Toll Free: 800-897-4151
Phone: 937 767-7241
Fax: 937 767-1058
E-Mail:
www.ysi.com/environmental