Stuart Turner U2.3 bar Twin - Manual (Page 2)

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PRODUCT DESCRIPTION
Electric motor driven single or twin ended centrifugal pump, complete with an automatic
control system, consisting of flow switches and electronic controls.
APPLICATION
Techflo qt pumps are suitable for positive or negative head installation conditions. The
pumps are designed for whole house pressure boosting applications in vented stored water
systems. Inlet pressures to the pump and ambient temperatures must not exceed the
values given in the technical specifications.

This pump set must not be used for any other
application without the written consent of Stuart
Turner Limited and in particular, MUST NOT be
connected directly to the mains water supply.

This appliance can be used by children aged from
8 years and above and persons with reduced
physical, sensory or mental capabilities or lack
of experience and knowledge if they have been
given supervision or instruction concerning use of
the appliance in a safe way and understand the
hazards involved. Children shall not play with the
appliance. Cleaning and user maintenance shall not
be made by children without supervision.

Children should be supervised to ensure that they do
not play with the appliance.
Please read installation details carefully as they are intended to ensure this product
provides long, trouble free service. Failure to install the unit in accordance with the
installation instructions will lead to invalidation of the warranty.
STORAGE
If this product is not to be installed immediately on receipt, ensure that it is stored in a dry,
frost and vibration free location in its original packaging.
CONTENTS Page
Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pre-Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Important Facts - read before commencing installation . . . . . . . . . . . . . . . . . . . . 5
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pump Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Electrical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Technical Specifi cation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Guarantee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19