BritTherm UPSA Domestic Manual

Installation & Operating Instructions
Please read these instructions
carefully before installation

Contents
General Information………………………...3
Pump Liquid & Operating Conditions……....4
Pump Diagram………………………………5
Installation………………………………...6, 7
Fault Finding……………………………....8, 9
Maintenance & Repair………………….10, 11
Guarantee Registration……………………12

General Information
These instructions guide you through the installation
and operation of this BritTherm™ circulation pump.
The UPSA Domestic is a high efciency circulator
which is perfectly suited to operate in:
• Single zone heating systems
• Multi zone heating systems
• Underoor heating systems
The pump incorporates 3 constant speeds enabling you
to set it based on system demand.
It has a connection size of 1 ½”, a maximum head of 6
meters and a port to port distance of 130mm
making it perfect for light commercial applications.

Pump Liquid & Operating Conditions
BritTherm™ pumps require clean, thin, non-aggressive liquids
to operate correctly and prevent damage to their internal
components. The liquids used must not contain any solid
particles, bres or mineral oil.
Liquids running through circulation pumps used on heating
systems must comply with the accepted standards of quality
especially in domestic applications.
Liquids that do not comply will void the warranty offered with
the circulation pump.

Pump Diagram
Bleed Screw

Installation
Attention: Ensure the pump is installed with
the motor shaft in the horizontal position

Attention: Fit the two gaskets when the pump is
mounted correctly between the ow and return
pipes

Fault Finding
Fault
Pump doesn’t run
Cause Remedy
A) Blown fuse Replace fuse
B) Inadequately connected Check electrical connection
power supply
C) Pump is defective Replace pump
D) Impurity in the system Disconnect and clean
E) Bearing has blocked Run at high speed for a
pump from running for a short period or loosen
the rotor at the end of the
shaft with a screwdriver
Before starting any work on the pump please ensure the
electricity supply is turned off and cannot be accidentally
switched back on at any time

Fault
Pump doesn’t run
Cause Remedy
A) Blown fuse Replace fuse
B) Inadequately connected Check electrical connection
power supply
C) Pump is defective Replace pump
D) Impurity in the system Disconnect and clean
E) Bearing has blocked Run at high speed for a
pump from running for a short period or loosen
the rotor at the end of the
shaft with a screwdriver
Before starting any work on the pump please ensure the
electricity supply is turned off and cannot be accidentally
switched back on at any time
Fault
Noise in the system
Cause Remedy
A) Air in the system Vent the system
B) Pump speed too high Reduce the speed
Fault
Noise in the pump
Cause Remedy
A) Air in the pump Let the pump run, it vents
itself over time
B) Inlet pressure too high Increase the inlet pressure

Maintenance & Repair
Attention: Ensure the pump is fully vented
before rst time operation

Attention: The pump liquid may be scalding
hot and under high pressure. Before removing
head screws the system either requires
draining, or the pump needs to be isolated

Guarantee Registration
This pump is covered against manufacturing malfunction
by a 3 year guarantee.
The guarantee is only valid if the pump has been installed
correctly, the system is maintained adequately, and the
guarantee is registered within 30 days of purchase.
The pump is covered for a free of charge replacement
should malfunction occur within the rst 3 years from
the date of sale.
To register please email the following details to:
[email protected].uk
• Date of purchase
• Address where pump is tted
• Name of supplier
• Supplier invoice number
Please retain your purchase invoice as it may be required
in the event of a guarantee claim.
To make a claim please contact BritTherm by phone on:
0208 904 4832