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Preface
Thank you for choosing the products of Dandong TOP Electrical Appliance (Group) Co.
This instruction manual provides you with important information on installation, connection and
commissioning as well as for maintenance, troubleshooting and storage. Please read it carefully
before installation and commissioning and keep it close to the instrument as an integral part of the
product, so that you can refer to it at any time.
You can download this instruction manual by entering the version number at www.ddtop.com.
If the instrument is not operated in accordance with these instructions, the protection provided by
the instrument may be impaired.
Trademark, Copyright and Restriction Instructions
Dandong Top Electronics Instrument (Group) Co., Ltd.®, Dandong Top Pump Co., Ltd.®, DDTOP®
are registered trademarks of the company.
The performance specifications of this instrument are effective from the date of publication and are
subject to change without notice. Dandong Top Electronics Instrument (Group)Co., Ltd. reserves the
right to modify the products described in this manual at any time without notice.
Quality Assurance
Dandong Top Electronics Instrument (Group) Co., Ltd. guarantees all LBTC Positive Displacement
Rotary Vane Flow Meter to be free from defects in materials and manufacturing processes within
one year from the date of delivery.
During the warranty period, Dandong Top Electronics Instrument (Group) Co., Ltd. is responsible for
repairing or replacing the equipment free of charge for the buyer (or owner) if the product is
returned with quality problems and the claim made is determined to be covered by the warranty
after inspection by the manufacturer.
Dandong Top Electronics Instrument (Group) Co. Ltd. shall not be liable for improper use of the
equipment, labor claims, direct or subsequent damage, or costs arising from the installation and use
of the equipment. Dandong Top Electronics Instrument (Group) Co., Ltd. does not provide any
warranty, either express or implied, except for special written warranty certificates for certain
products of Dandong Top Electronics Instrument (Group) Co., Ltd.
