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800-876-1172 • globalw.com
a. Clean the sensor windows using a lint free cotton swab and rubbing
alcohol.
b. Verify there are no air bubbles under the sensor shield.
c. Check the meter's calibration.
Other issues
d. Call Global Water for tech support: 800-876-1172 or (979) 690-5560
(many problems can be solved over the phone). Fax: (979) 690-0440
or E-mail: globalw@globalw.com.
When calling for tech support, please have the following information
ready;
1. Model #.
2. Unit serial number.
3. P.O.# the equipment was purchased on.
4. Our sales order number or the invoice number.
5. Repair instructions and/or specific problems relating to the
product.
Be prepared to describe the problem you are experiencing including
specific details of the application, installation, and any additional
pertinent information.
e. In the event that the equipment needs to be returned to the factory for
any reason, please call to obtain an RMA# (Return Material
Authorization). Do not return items without an RMA# displayed on the
outside of the package.
Clean and decontaminate the WQ770 if necessary.
Include a written statement describing the problems.
Global Water
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