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Recommendations for Users

Before using this product, make sure it is entirely suitable for your specific 
application and for the environment in which it is used. Any variation introduced 
by the user to the supplied equipment may degrade the checker’s performance. For 
yours and the checker’s safety do not use or store it in hazardous environments.

Warranty

HI711

 Checker

®

HC is warranted for a period of one year against defects in 

workmanship and materials when used for its intended purpose and maintained 
according to instructions. This warranty is limited to repair or replacement free 
of charge. Damage due to accidents, misuse, tampering or lack of prescribed 
maintenance is not covered. If service is required, contact your local Hanna 
Instruments Office. If under warranty, report the model number, date of purchase, 
serial number and the nature of the problem. If the repair is not covered by the 
warranty, you will be notified of the charges incurred. If the checker is to be 
returned to Hanna Instruments, first obtain a Returned Goods Authorization (RGA) 
number from the Technical Service department and then send it with shipping 
costs prepaid. When shipping any product, make sure it is properly packaged for 
complete protection.

Hanna Instruments reserves the right to modify the design, construction, or 
appearance of its products without advance notice.

IST711 06/20

INSTRUCTION MANUAL

HI711

Total Chlorine

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