5
CONTENTS
Warning
page
2
General information for fitters, maintenance technician and users
page
3
Rapid operating instructions
page
4
1.
Instructions for the user
page
7
1.1
Control panel
page
7
1.2
Operating the boiler
page
8
1.2.1
Switching on
page
8
1.2.2
Operation
page
9
1.2.3
External temperature probe operation (optional)
page
10
1.3
Boiler shut-down
page
11
1.3.1
Burner shut-down
page
11
1.3.2
Shut-down due to overheating
page
11
1.3.3
Shut-down due to incorrect draught (clogging) of the flue system
page
11
1.3.4
Shut-down due to low water pressure
page
11
1.3.5
Shut-down due to temperature probe malfunction
page
11
1.4
Maintenance
page
12
1.5
Notes for the user
page
12
2.
Technical characteristics and dimensions
page 12
2.1
Technical characteristics
page
12
2.2
Dimensions
page
14
2.3
Plumbing layout and gas connections
page
16
2.4
Operating data
page 18
2.5
General characteristics
page 19
3.
Instructions for the fitter
page 20
3.1
Installation standards
page 20
3.2
Installation
page 20
3.2.1
Packaging
page 20
3.2.2
Deciding where to install the boiler
page 20
3.2.3
Positioning the boiler
page 20
3.2.4
Installing the boiler
page 22
3.2.5
Boiler room ventilation
page 22
3.2.6
Air intake/flue gas system of natural draught boilers
page 22
3.2.7
Air intake/flue gas system of forced draught boilers
page 23
3.2.7.1 Configuration of air/flue system pipes types: B22, C12, C32, C42, C52, C82
page 24
3.2.7.2 Ø 100/60 diameter coaxial pipe air/flue system
page 25
3.2.7.3 Ø 80 mm diameter split pipe air/flue system
page 26
3.2.8
Testing boiler efficiency
page 28
3.2.8.1 “Chimney sweep” function
page 28
3.2.8.2. Checking combustion performance
page 29
3.2.9
Gas mains connection
page 29
3.2.10
Plumbing connections
page 30
3.2.11
Adjustable by-pass
page 30
3.2.12
Power mains connection
page 30
3.2.13
Room thermostat connection (optional)
page 31
3.2.14
Open Therm
remote control connection (optional)
page 31
3.2.15
External temperature probe installation (optional) and “sliding temperature” operation
page 31
3.2.16
Installation of the phone operation device (optional)
page 32
3.3
Loading the system
page 32
3.4
Starting the boiler
page 33
3.4.1
Preliminary checks
page 33
3.4.2
Switching on and off
page 33
3.5
Wiring layout
page 34
3.6
Adaptation for use with other gases and burner adjustment
page 35
4.
Testing the boiler
page 36
4.1
Preliminary checks
page 36
4.2
Switching on and off
page 36
5.
Maintenance
page 36
5.1
Maintenance schedule
page 36
5.2
Analysis of combustion parameters
page 37
6.
Troubleshooting
page 38
