WALL-HUNG COMBINATION BOILER
Central Heating and Instantaneous Domestic Hot Water with TSS
®
Fanned Flue System
Installation and Operating
Instructions
1
2
3
0
4
bar
1
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0
4
bar
c
Calydra comfort 100
c
c
G.C.N: 47-980-21
PLEASE LEAVE THESE INSTRUCTIONS
WITH THE END-USER
GB
IE
Unit 3A, Thornton Road Ind. Estate Off Hockney Road Bradford, BD8 9HQ
01274 488 388
www.heatingspares247.com
2
These instructions are suitable for the following boilers :
Calydra comfort 100
Do not forget the Log Book!
Chaffoteaux & Maury supports Benchmark, the heating industry code to ensure the correct installation, commissioning and
servicing of domestic central heating systems.
To The End User
Make sure you have a completed Log Book for your boiler. This provides a record of the commissioning of your boiler.
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 recorded on the Log Book.
In the unlikely event of any problems with your boiler or system you should first contact your installer. If your installer cannot
resolve the problem he should telephone our national service helpline.
This appliance is a combined appliance for the production of Central
Heating (C.H.) and Domestic Hot Water D.H.W.)
This appliance must only be used for the purpose for which it is designed. THe manufacturer declines all responsibility for
improper or negligent use.
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.
Do not allow children or inexperienced persons to use the appliance without supervision.
If you smell gas in the room, do not turn on or off light swithces, use the telephone or any other objects that might cause
sparks, open doors and windows to ventilate the room.
Shut the gas mains tap (on the gas meter) or the valve of the gas cylinder and call your Gas Supplier immediately.
If you are going away for a long period of time, remember to shut the mains gas tap or the gas cylinder valve.
Before any intervention within the boiler it is first necessary to isolate the electrical power supply by turning the
external switch to “OFF”
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 End User 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 Technical Department on:
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 and the rules in force.
Unit 3A, Thornton Road Ind. Estate Off Hockney Road Bradford, BD8 9HQ
01274 488 388
www.heatingspares247.com
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 ................................. 9
Installation ........................................................... 9
Fitting the horizontal flue ..................................... 9
Making the electrical connections........................ 10
SYSTEM GUIDANCE.......................................... 11
Page
Showers............................................................... 11
Flushing and Water Treatment............................ 11
System Controls
.................................................. 11
By-pass and pump............................................... 11
Expansion Vessel................................................ 11
Filling Point.......................................................... 11
COMMISSIONING AND TESTING ..................... 12
Pre-commissioning.............................................. 12
Domestic Hot Water ............................................ 12
Central Heating.................................................... 12
Lighting the boiler ................................................ 12
Post Commissioning............................................ 12
Handing over to the Householder........................ 12
USER INSTRUCTIONS....................................... 13
Control panel ....................................................... 13
Isolating taps ....................................................... 13
Switching on ........................................................ 13
Hot water ............................................................. 13
Heating ............................................................... 13
Turn off the boiler ................................................ 13
INSTRUCTIONS FOR SETTING THE BUILT-IN
CLOCK ................................................................ 14
GAS CONVERSION............................................ 15
INCORRECT OPERATION................................. 15
By combining their modern highly efficient low water content fanned flue combination boiler concept and the brand new
TSS®“Temperature Stabilised System”, Chaffoteaux & Maury have created a whole new concept.
Calydra comfort
This unique combination is able to provide the user with hot water immediately at the outlet of the appliance and stable
temperatures at both extremely low flow rates or when several taps are opened together.
The TSS®is a 5 litres, independently controlled mini unvented storage cylinder, powered by a 3 kW coil. It works in
1
Contents
Introduction
In GB it is necessary to comply with the Water Supply (Water Fittings) Regulation 1999, for Scotland, The Water Bylaws 2000,
Scotland. The Centora Green is an approved product under the Water Regulations.
To comply with the Water Regulations, your attention is drawn to The Water Regulations guide published by the the Water
Regulations Advisory Scheme (WRAS) gives full details of the requirements. In IE the requirements given under the current
edition of I.S.813 must be followed. installation must also comply with the current bylaws of Local Water Undertakings.
Installation should also be carried out in accordance with Building Regulations, Local Authority Building Standards (Scotland)
Regulations and current editions of the following British Standards Codes of practice: BS 7593, BS 5440 parts 1 and 2, BS
5449, BS 7593, BS 6798, BS 5546, BS 7074, BS 7671 and document IGE/UP/7.
In the Republic the Republic of Ireland the installation should be carried out in accordance with the following codes of practice:
I.S.813 Domestic Gas Installation, the following BS Standards give valuable information: BS 5546, BS 5449, BS 7074 and BS
7593.
The electrical connections must be made in accordance for GB with current I.EE. Wiring Regulations, in Scotland with the
electrical provisions of the Building Regulations applicable in Scotland, the Safety Document 635 The Electricity at Work
Regulation and in the Republic of Ireland in accordance with I.S.813 and the current ETCI rules.
The Centora Green 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.
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 exceed 6 bars a pressure limiting valve 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.
Unit 3A, Thornton Road Ind. Estate Off Hockney Road Bradford, BD8 9HQ
01274 488 388
www.heatingspares247.com
4
2
Location of components
1 - Air pressure switch
2 - Steel chassis complete with expansion vessel
3 - Flue hood with fan
4 - Main heat exchanger
5 - Combustion chamber
6 - Multi- gas burner assembly including ignition and
ionisation electrodes
7 - Pump
8 - Central Heating flow switch
9 - Automatic air separator and automatic vent
10 - D.H.W. detector
11 - Sealed chamber
12 - Electrical box
13 - Overheat safety cut-out
14 - Gas valve assembly
15 - TSS ®(mini cylinder)
16 - Central Heating control thermistor
17 - Three way valve
18 - TSS®control thermistor
19 - Domestic Hot Water flow switch
20 - Secondary heat exchanger
21 - D.H.W. pressure relief valve
22 - Isolation valves support bracket
23 - On/Off switch
OFF
«
O
»
ON «
I»
24 - Domestic Hot Water temperature adjustment
25 - Heating flow temperature control knob
26 - Heating temperature indicator lights
27 - Green indicator - Power ON
28- Orange indicator - Burner ON
29 - Red indicator - Lock out / flame failure
30 - Reset button
31 - Pressure gauge
32 - D.H.W. mode indicator
33 - Central Heating mode indicator
K - Flue kit fixing point (refer to kit manual)
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19
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18
8
21
Fig. 2
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7
12
13
11
14
Fig. 1
K
20
Description
conjunction with the Chaffoteaux & Maury low pressure instantaneous domestic hot water system.
The ‘Calydra comfort’, as well as providing hot water, provides central heating. The boiler is designed for sealed systems only.
A one speed circulating pump, diverter valve, expansion vessel as well as a pressure gauge and safety valve are included
within the boiler.
The ‘Calydra comfort’ provides the advantages of mains pressure hot water to taps and showers. Supplied directly from the
main water supply the ‘Calydra comfort’ does not need a separate feed cistern or vent pipe in the loft space.
The ‘Calydra comfort’ has been tested and approved by the WRc as meeting with the requirements of the Water Regulations
Authority.
The boiler has been tested and approved to carry the CE mark.
The ‘Calydra comfort’ can be installed with the standard horizontal flue, raised horizontal, concentric vertical, twin pipe flue or
SEduct arrangements. Adapters, bends and other accessories are available on request.
The boiler is packed in TWO cartons:
1. The boiler.
2. The flue assembly and fixing kit.
Unit 3A, Thornton Road Ind. Estate Off Hockney Road Bradford, BD8 9HQ
01274 488 388
www.heatingspares247.com
5
3
Calydra comfort 100
Appliance category Cat Ii
2H 3+
Gross heat input C.H. & D.H.W.
Maximum in kW 34.6
Maximum in Btu/h 117,900
Heat output C.H. & D.H.W.
Maximum in kW 28
Maximum in Btu/h 95,600
C.H. operating temperature
Max: 85° C
Min: 35°C
C.H. circuit pressure
Min operating in bar 0.7
in lb/in
2
10
Max operating in bar 2.5
in lb/in
2
36.3
D.H.W. flow rates
@
∆
∆
T 30
o
C in l/min 13.9
in gal/min 3.06
@
∆
∆
T 35
o
C in l/min 11.9
in gal/min 2.62
Cold water mains pressures
Min operating in bar 0.5
in lb/in
2
7.25
Max operating in bar 10
in lb/in
2
145
Flow limiter rate in l/min 10
Compartment ventilation not required
Natural Gas G20
Gas rate
Maximum in m
3
/h 3.29
Maximum in ft
3
/h 116
Inlet pressure
Nominal in mbar 20
Nominal in in wg 8
Burner pressure
Nominal in mbar 12.8
Nominal in in wg 5.1
Burner injector diameter
Natural Gas G20 in mm 1.28
Calydra comfort 100
Propane L.P.G. G31
Gas rate
Maximum in kg/h 2.42
Maximum in ft
3
/h 44.8
Inlet pressure
Nominal in mbar 37
Nominal in in wg 14.8
Burner pressure
Nominal in mbar 30.4
Nominal in in wg 12.2
Butane L.P.G. G30
Gas rate
Maximum in kg/h 2.45
Maximum in Lbs/h 5.40
Inlet pressure
Nominal in mbar 28
Nominal in in wg 11.2
Burner pressure
Nominal in mbar 24
Nominal in in wg 9.6
Burner injector diameter
L.P.G. G30 and G31 in mm 0.76
Safety discharge
in bar 3
in lb/in
2
43.5
Expansion vessel
Pre-charge pressure in bar 0.7
Pre-charge pressure in lb/in
2
10
Nett capacity at 3 bar in litres 6
Automatic by-pass
Electrical characteristics
Supply 230V~
Consumption 150 W
Protection IP4 XD
Fuse n°1 2 A
Fuse n°2 1.25 A
External controls 24V~
I
reset
Fig.3
32
31
30
23
25
33
26
24
27
28
29
Technical Data
Unit 3A, Thornton Road Ind. Estate Off Hockney Road Bradford, BD8 9HQ
01274 488 388
www.heatingspares247.com
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