c
SYSTEM BOILER
Central Heating boiler compatible with indirect cylinder
Fanned Flue system
Installation and Operating
instructions
These instructions Must Be Left With The Appliance.
Manufactures N° Model Type Gas Council N°
200907815037.31 Britony System II Plus 80 Nat 41 - 980 - 16
200907816037.31
Britony System II Plus 100 Nat
41 - 980 - 25
2
These instructions are suitable for the following boilers :
Britony System II Plus 80
Britony System II Plus 100
Do not forget the Logbook!
Chaffoteaux & Maury supports Benchmark, the heating industry code to ensure the correct installation, commissioning and
servicing of domestic central heating systems.
To The Householder
Make sure you have a completed Log Book for your boiler.
This is the record of the commissioning of the boiler to the
manufacturer’s instructions. It contains important information about your particular installation that may be required by
service engineers. The Log Book will also provide contact details for the installer should you need guidance in the use of this
appliance or if there are any problems.
As with your car, your boiler will work more reliably and efficiently if regularly serviced. We recommend an annual service
check. The service history of the appliance will be marked on the Log Book.
In the unlikely event of any problems with your boiler or system you should first contact your installer. If there is a fault with
the boiler during its warranty period which your installer is unable to rectify they will contact our service department.
A charge may be made if Chaffoteaux & Maury Service is called out to resolve a non-product related fault.
Your statutory rights are not affected.
TO CONTACT C&M SERVICE, PLEASE CALL THE NATIONAL WARRANTY HELPLINE ON:
0870 600 9888
To The Installer
As part of the commissioning of this appliance it is vital that the Log Book is completed and given to the Householder.
Please ensure that your customer is aware of the importance of keeping the Log Book safe as a record of the installation
and the appliance service history.
Please ensure that your customer is aware of the correct operation of the system, boiler and controls.
CUSTOMER CARE
Chaffoteaux & Maury, as a leading brand of domestic and commercial water heating appliances is committed to providing
high quality products and a high quality after sales service. If it is necessary to contact an engineer, then telephone the
national warranty helpline 0870 600 9888.
Advice on installation or servicing can also be obtained by contacting the Chaffoteaux Technical Department.
Tel: 0870 241 8180
Fax: 01494 459775
GUARANTEE
The manufacturer`s guarantee is for 12 months from the date of purchase. The guarantee is invalidated if the appliance is
not installed in accordance with the recommendations made herein or in a manner not approved by the manufacturer. To
assist us in providing you with an efficient after sales service, please return the guarantee registration card enclosed with the
boiler without delay.
STATUTORY REQUIREMENTS
The installation of this appliance must be carried out by a CORGI Registered person or other competent person and in
accordance with the requirements of the Gas Safety (Installation and Use) Regulations.
In addition, the installation must also comply with the current byelaws of Local Water Undertakings, Building Regulations,
IEE Wiring Regulations, Local Authority Building Standards (Scotland) Regulations and the Safety Document 635 The
Electricity at work Regulation. The appliance named below does not contain any asbestos or asbestos products, or mercury
derivatives. Additional CFC’s have not been used in this product.
The appliance does not contain any potential hazard in relation to the COSHH regulations.
It should also be carried out in accordance with current editions of the following British Standards Codes of practice: BS
6891, BS 5440 parts 1 and 2, BS 5449 part 1, BS 7593, BS 6798, BS 5546, BS 4814, BS 7074 part 1 and 2, BS 7671 and
Institute of Gas Engineers document IGE/UP/7.
If there is a possibility of the incoming mains water pressure exceeding 10 bar then a suitable pressure limiting valve must
be fitted where pressures exced 6 bars a pressure limiting is preferred.
Precautions: During servicing, keep the dust generation to a minimum and avoid inhaling any dust and contact with the skin
and eyes. Normal handling and use will not present any discomfort, although some people with a history of skin complaints
may be susceptible to irritation. When disposing of the ceramic lining, ensure that it is securely wrapped and wash hands
after contact.
3
Page
CUSTOMER CARE
............................................. 2
Guarantee............................................................ 2
Statutory Requirements...................................... 2
CONTENTS......................................................... 3
INTRODUCTION
................................................. 3
DESCRIPTION.................................................... 4
Location of components ...................................... 4
TECHNICAL DATA.............................................. 5
DIMENSIONS...................................................... 6
OPERATION ....................................................... 7
Domestic Hot Water Mode .................................. 7
Central Heating Mode
.......................................... 7
INSTALLATION REQUIREMENTS..................... 8
Location............................................................... 8
Flue...................................................................... 8
Ventilation............................................................ 8
Gas Supply.......................................................... 8
Electrical Supply.................................................. 8
INSTALLING THE BOILER ................................. 8
Installation ........................................................... 8
Method of positioning the boiler on the wall ........ 8
Connecting the boiler to the system .................... 9
Fitting the horizontal flue ..................................... 9
Making the electrical connections........................ 10
Page
COMMISSIONING AND TESTING ..................... 11
Pre-commissioning.............................................. 11
D.H.W.................................................................. 11
Central Heating
.................................................... 11
Lighting the boiler ................................................ 11
Post Commissioning............................................ 11
Handing over to the Householder
........................ 11
SYSTEM GUIDANCE.......................................... 12
Flushing and Water Treatment
............................ 12
System Controls .................................................. 12
Bypass and pump................................................ 12
Expansion Vessel................................................ 12
Filling Point.......................................................... 12
USER’S INSTRUCTIONS ................................... 13
Control panel ....................................................... 13
Isolating taps ....................................................... 13
Switching on ........................................................ 13
Hot Water ............................................................ 13
Heating and Hot Water ....................................... 13
Turn off the boiler ................................................ 13
The Britony System II Plus is a fully automatic, wall mounted, low water content boiler. It is a room sealed, fan
assisted, balanced flued appliance . The appliance includes a diverter valve and so can provide central heating
and hot water flow for an indirect cylinder.
It has electronic ignition and is suitable for use with all modern electrical control systems. The boiler is designed
for sealed systems only and a circulating pump, expansion vessel together with a pressure gauge and safety
valve are included within the boiler.
The standard horizontal flue kit is suitable for lengths 300 mm minimum to 790 mm maximum and includes an
elbow adapter that can be rotated through 360°. The horizontal flue can be extended (refer to Flue Installation
Instructions), 45°and 90
° flue bends are also available as accessories.
The
Britony System II Plus is also suitable for concentric vertical and twin pipe flueing. Adapters and
accessories are available.
The boiler is packed in three cartons:
1. the boiler,
2. the flue assembly and the pre installation kit,
3. additional accessories kit.
1
CAUTION! Installation, start-up, adjustments and maintenance must be performed by a competent person
only, in accordance with the current Gas Safety (Installation & Use) Regulations and the instructions
provided. Improper installation may cause damage or injury to individuals, animals and personal
property, for which the manufacturer will not be held liable. To ensure efficient and safe operation it is
recommended that the boiler is serviced anually by a competent person. If it is known that a fault exists
on the appliance, it must not be used until the fault has been corrected by a competent person.
CONTENTS
Introduction
4
2
Location of components
1. -
Air pressure switch
2. - Steel chassis complete with expansion vessel
3. - Main heat exchanger
4. - Combustion chamber
5. -
Multi- gas burner assembly comprising ignition and
ionisation electrodes
6. - Automatic air separator and automatic vent
7. - Pump
8. -
Electrical box
9. -
Sealed chamber
10. - Central heating flow switch
11. -
Gas valve assembly
12. - Overheat sensor
13. - Flue hood with fan
14. - Central heating control thermistor
15. - Three position Selector switch
Pilot
O
Hot water only
Hot water + Central heating
16. - Primary circuit control thermistor
17. - Heating temperature indicator
18. - Green indicator - Power ON
19. - Orange indicator - Burner ON
20. - Red indicator - Lock out / flame failure
21. - Reset button
22. - Pressure gauge
23. - Taps bracket
24. - Ignitor
25. - Three way valve
K.- Flue kit fixing point (refer to kit manual)
Fig.1
1
2
3
4
5
7
8
12
13
24
9
11
25
14
23
Fig.2
10
6
K
C
Fig.3
15 16
18
20
17
21
19
22
Description
5
3
Britony System II Plus 80 100
Appliance category
Cat II
2H 3+
Cat II
2H 3+
Heat input C/H & HW
Maximum in kW
28.7 34.6
Maximum in Btu/h 98000
117900
Heat output C/H & HW
Maximum in kW
24
28
Maximum in Btu/h 81910 95600
C/H circuit pressures
Min operating in bar
0.7 0.7
in lb/in
2
10 10
Max operating in bar 2.5 2.5
in lb/in
2
36.3 36.3
Compartment ventilation n o t r e q u i r e d
Natural gas G20
Gas rate
Maximum in m
3
/h 2.74 3.29
Maximum in ft3/h 97 116
Inlet pressure
Nominal in mbar
20 20
Nominal in in wg 8 8
Burner pressure
Nominal in mbar
11 12.8
Nominal in in wg 4.4 5.1
Burner injector diameter
Natural gas G20 in mm
1.23 1.28
Britony System II Plus 80 100
PROPANE L.P.G. G31
Gas rate
Maximum in kg/h
2.00
2.42
Maximum in ft3/h 37 44.8
Inlet pressure
Nominal in mbar
37 37
Nominal in in wg 14.8
14.8
Burner pressure
Nominal in mbar 35 30.4
Nominal in in wg 14 12.2
BUTANE L.P.G. G30
Gas rate
Maximum in kg/h
2.04 2.45
Maximum in Lbs/h 4.50 5.40
Inlet pressure
Nominal in mbar
28 28
Nominal in in wg 11.2 11.2
Burner pressure
Nominal in mbar
26,7 24
Nominal in in wg 10.7 9.6
Burner injector diameter
LPG G30 and G31 in mm
0.70 0.76
Safety discharge
in bar 3 3
in lb/in
2
43.5 43.5
Expansion vessel
Pre-charge pressure in bar
0.7 0.7
Pre-charge pressure in lb/in210 1
Net capacity at 3 bar in liter 66
Adjustable by-pass
Minimum flow rate in l/h 100
100
Minimum flow rate in gal/min 0.36 0.36
Maximum flow rate in l/h 700 700
Maximum flow rate in gal/min 2.56
2.56
Electrical characteristics
Supply 230 v-50 Hz 230 v-50 Hz
Consumption 150 w 150 w
Protection IP 44 IP 44
Fuse n
°1
2 A
2 A
Fuse n°2 1.25 A 1.25 A
External controls 24 v
24 v
Technical Data
Loading...