© Baxi Heating UK Ltd 2009
User’s Guide and
Important Warranty Information
Combi Eco
Range
Please keep these instructions in a safe place.
If you move house, please hand them over to the next occupier.
2
© Baxi Heating UK Ltd 2009
Natural Gas
Main Combi 25 Eco
G.C.No47 467 01
Main Combi 30 Eco
G.C.No47 467 03
© Baxi Heating UK Ltd 2009 All rights reserved. No part of this publication may
be reproduced or transmitted in any form or by any means, or stored in any
retrieval system of any nature (including in any database), in each case whether
electronic, mechanical, recording or otherwise, without the prior written
permission of the copyright owner, except for permitted fair dealing under
Copyrights, Designs and Patents Act 1988.
Applications for the copyright owner’s permission to reproduce or make other
use of any part of this publication should be made, giving details of the proposed
use, to the following address:
The Company Secretary, Baxi Heating UK Ltd, The Wyvern Business Park,
Stanier Way, DE21 6BF.
Full acknowledgement of author and source must be given.
WARNING: Any person who does any unauthorised act in relation to a
copyright work may be liable to criminal prosecution and civil claims for damages.
1.0 Quick Reference Guide 3
2.0 Troubleshooting 4
3.0 Repressurising System 6
4.0 ‘Intelligent Pre-heat’ Feature 7
5.0 Clearances 8
6.0 Care of the Boiler 9
7.0 Legislation 10
8.0 Emergency 11
9.0 Warranty & Service 12
Section Page
Contents
Boiler Controls - see opposite page
for Operating Quick Reference Guide
The Benchmark Scheme
Baxi Heating UK Ltd is a licensed member of the Benchmark Scheme which aims
to improve the standards of installation and commissioning of domestic heating
and hot water systems in the UK and to encourage regular servicing to optimise
safety, efficiency and performance.
Benchmark is managed and promoted by the Heating and Hotwater Industry
Council. For more information visit www.centralheating.co.uk
This product has an energy rating (A) on a scale of A to G.
For more information see www.boilers.org.uk. This is a certification mark.
0086
ISO 9001
FM 00866
1.0 Quick Reference Guide
3
© Baxi Heating UK Ltd 2009
Reset
bar
0
1
2
3
4
Reset
bar
0
1
2
3
4
ON/OFF/Reset
Selector Switch
Display Central Heating
Temperature Control
Domestic Hot Water
Temperature Control
& Pre-heat Selector
System Pressure Gauge
OFF Position
The boiler will not operate.
Central Heating Temperature Control
Turn the knob clockwise to increase or anticlockwise to decrease the temperature.
Range 25 - 80° C.
Domestic Hot Water Temperature Control & Pre-heat Selector
Turn the knob clockwise to increase or anticlockwise to decrease the temperature.
Range 40 - 60° C. It also activates the ‘Intelligent Pre-heat’ feature - see Section 4.0.
Central Heating Indicator - The indicator will illuminate when the boiler is in the central
heating mode.
Domestic Hot Water Indicator - The indicator will illuminate when hot water is being
supplied to a tap or shower.
Burner On Indicator - The indicator will illuminate when the burner has fired and is heating
your central heating or domestic hot water.
Boiler Output Temperature - In either the central heating or domestic hot water position
the display will illuminate showing the current boiler temperature in degrees centigrade.
Central Heating System Pressure - The normal operating water pressure is shown when the
needle is in the GREEN section of the gauge, between 1 and 2.5 bar. If the pressure exceeds 3
bar (needle in the RED section) the safety pressure valve will operate and a fault is indicated.
Contact your Installer.
Reset
Reset
Central Heating & Hot Water
Both Heating & Hot Water will operate.
Reset
Hold for approx 5 seconds and release.
Display
Position of
Optional Timer
Reset
Domestic Hot Water
Hot Water will operate.
2.0 Troubleshooting
4
© Baxi Heating UK Ltd 2009
START
Make sure the gas supply is
turned ON and check if other
gas appliances are operating
(e.g. fire, cooker).
If no gas, consult your
supplier.
Is the ON/OFF/Reset
Select Switch in the
( ) position and
the display lit ?
Is the ( ) or ( ) light on
and the ( ) on ?
Check electricity to the
boiler is switched on.
Reset
Display
Central Heating
Indicator
Domestic Hot
Water Indicator
Burner On
Indicator
Boiler operating satisfactorily.
bar
0
1
2
3
4
Is the Central Heating System
Pressure needle in the GREEN
section, between 1 and 2.5 bar ?
If the reading falls below 1 bar
repressurise the system as
described in section 3.1.
Does the display show an error
code e.g. E133, E110 ?
Boiler not working
NO
NO
YES YES
YES
NO
Turn the ON/OFF/Reset
Selector Switch to Reset.
Reset
Error Code E119 showing low
pressure.
NO
YES
YES
NO
If boiler does not
Reset
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