4
CONTENTS
General information for the installer, maintenance technician and users
Page
3
1.
Instructions for the user
Page
5
1.1 Control panel
Page
5
1.2 Operating the boiler
Page
6
1.2.1 Switching
on
Page
6
1.2.2 Operation
Page
6
1.2.3
External temperature probe operation
Page
6
1.2.4 Boiler
shut-down
Page 7
1.2.4.1
Burner
shut-down
Page
7
1.2.4.2
Shut-down due to overheating
Page 7
1.2.4.3
Shut-down due to incorrect flue system draught
Page 7
1.2.4.4
Shut-down due to low water pressure
Page 7
1.2.4.5
Shut-down due to temperature probe malfunction
Page 7
1.3 Maintenance
Page 7
1.4 Notes for the user
Page 7
2.
Technical characteristics and dimensions
Page
8
2.1 Technical characteristics
Page
8
2.2 Dimensions
Page
9
2.3 Hydraulic and gas connection layout
Page
9
2.4 Operating data
Page 12
2.5 General characteristics
Page 13
3.
Instructions for the installer
Page 14
3.1 Installation standards
Page 14
3.2 Installation
Page 14
3.2.1 Packaging
Page 14
3.2.2
Choosing where to install the boiler
Page 14
3.2.3
Positioning the boiler
Page 14
3.2.4
Installing the boiler
Page 14
3.2.5
Boiler room ventilation
Page 16
3.2.6 Flue
system
Page 16
3.2.7
Air/flue system ducts configuration
Page 18
3.2.8
100/60 diameter coaxial duct air/flue system
Page 19
3.2.9
80 mm diametre split duct air/flue system
Page 20
3.2.10 Testing boiler efficiency
Page 23
3.2.10.1 “Chimney sweep” function
Page 23
3.2.10.2 Checking combustion performance
Page 23
3.2.11 Gas mains connection
Page 24
3.2.12 Power mains connection
Page 24
3.2.13 Room thermostat connection
Page 24
3.2.14 External temperature probe connection
Page 24
3.2.15 Plumbing connections
Page 24
3.2.16 Adjustable by-pass
Page 25
3.3 Loading the system
Page 25
3.4 Starting the boiler
Page 25
3.4.1 Preliminary
checks
Page
25
3.4.2
Switching on and switching off
Page 25
3.5 Wiring diagram
Page 26
3.5.1 Connection
layout
Page
26
3.6 Adaptation for other gases and burner adjustment
Page 27
4.
Testing the boiler
Page 28
4.1 Preliminary checks
Page 28
4.2 Switching on and switching off
Page 28
5. Maintenance
Page 28
6. Troubleshooting
Page 29
