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This manual is an integral and essential part of the product. It should
be kept with the appliance so that it can be consulted by the user and
our authorised personnel.
Please carefully read the instructions and notices about the unit
contained in this manual, as they provide important information
regarding the safe installation, use and maintenance of the product.
For operating instructions please consult the separate User’s Manual.
1. GENERAL INFORMATIONTABLE OF CONTENTS
1. GENERAL INFORMATION
1.1. GENERAL INFORMATION
1.3. OVERALL V
IEW
2. INSTALLATION
2.1. REFERENCE S
TANDARDS
2.2. SITING THE APPLIANCE
2.3. OVERALL DIMENSIONS
2.4. MINIMUM CLEARANCES
2.5. MOUNTING THE APPLIANCE
2.6. E
LECTRICAL CONNECTION
2.7. G
AS CONNECTION
2.8. W
ATER CONNECTIONS
2.9. FLUE CONNECTIONS
2.10. A
CCESSORY CONNECTION
2.10.1. R
OOM THERMOSTAT CONNECTION
2.10.2. REMOTE CONTROL CONNECTION
2.10.3. ACCESSORY CONNECTION TERMINAL BLOCK
2.10.4. CYLINDER TEMPERATURE PROBE CONNECTION
2.10.5. REMOTE CONTROL TERMINAL BLOCK AND
CYLINDER PROBE
2.11. E
LECTRICAL DIAGRAM
2.12. WATER CIRCUIT DIAGRAMS
3. COMMISSIONING
3.1. INITIAL PROCEDURES
3.2. REMOVING THE CASING
3.3. C
ONTROL PANEL
3.4. INITIAL START-UP
3.5. DISPLAY:MESSAGES SHOWN DURING
N
ORMAL OPERATION
3.6. OPERATING PARAMETERS
3.6.1. CONTROL MODES
3.6.2. O
UTDOOR SENSOR
3.6.3. S
ETTINGS D
ISPLAY
3.7. REGULATIONS
3.7.1. POTENTIOMETER
3.7.2. SETTING THE TEMPERATURE FIELD
3.7.3. COMFORT KEY/HEATING ONLY
3.7.4. POST-CIRCULATION OF THE PUMP
3.7.5. TEST MODE
3.7.6. R
EGULATION MENU TABLE
3.8. BOILER SAFETY SYSTEMS
3.9. COMBUSTION ANALYSIS
3.10. D
RAINING
4. GAS ADJUSTMENTS
4.1. O
VERALL VIEW
4.2. PRELIMINARIES
4.3. GAS REGULATION
4.3.1. T
EST OF THE CONNECTION PRESSURE
4.3.2. REGULATION OF THE THERMAL POWER
4.4. CHANGING THE TYPE OF GAS
4.5. O
PERATING TESTS
5. ZONE VALVES
6. MAINTENANCE
6.1. GENERAL REMARKS
6.2. C
LEANING THE PRIMARY EXCHANGER
6.3. CLEANING THE CONDENSATE TRAP
6.4. OPERATIONAL TEST
7. TECHNICAL INFORMATION
1.1. G
ENERAL I
NFORMATION
Read the instructions and recommendations in these Installation
Instructions carefully to ensure proper installation, use and
maintenance of the appliance.
Keep this manual in a safe place. You may need it for your own
reference while our Servicing Centre technicians or your installer
may need to consult it in the future.
This is a combined appliance for the production of central heating
(C.H.) and domestic hot water (D.H.W.).
This appliance must be used only for the purpose for which it is
designed.
The manufacturer declines all liability for damage caused by
improper or negligent use.
No asbestos or other hazardous materials have been used in the
fabrication of this product.
Before connecting the appliance, check that the information shown
on the data plate and the table on pages 4-5 comply with the electric,
water and gas mains of the property. You will find the data plate on
the reverse of the control panel.
The gas with which this appliance operates is also shown on the
label at the bottom of the boiler.
Do not install this appliance in a damp environment or close to
equipment which spray water or other liquids.
Do not place objects on the appliance.
Do not allow children or inexperienced persons to use the appliance
without supervision.
If you smell gas in the room, do not turn on light switches, use the
telephone or any other object which might cause sparks.
Open doors and windows immediately 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.
Always disconnect the appliance either by unplugging it from the
mains or turning off the mains switch before cleaning the appliance
or carrying out maintenance.
In the case of faults or failure, switch off the appliance and turn off
the gas tap. Do not tamper with the appliance.
For repairs, call your local Authorised Servicing Centre and request
the use of original spare parts. For in-guarantee repairs contact MTS
(GB) Limited