This manual, Code 2012222 - Rev. 1 (12/16) comprises 40 pages.
3
CONTENTS
The following symbols are used in this manual:
b
CAUTION! =
Identifies actions that require caution
and adequate preparation.
a
STOP! =
Identifies actions that you MUST NOT do.
This manual, Code
- Rev.
comprises
pages.
General Safety Information . . . . . . . . . . . . . . . . . . 4
1.2 Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
DESCRIPTION OF THE APPLIANCE 5
Description of the appliance. . . . . . . . . . . . . . . . . 5
Functional elements of the appliance . . . . . . . . . . 6
Max. dimensions and connections . . . . . . . . . . . . 7
Water circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.4.1 Water circuit without internal diverter valve . . . . . 8
2.4.2 Water circuit with internal diverter valve . . . . . . . . 8
Control panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Technical specifications . . . . . . . . . . . . . . . . . . . 10
2.7 Pump. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Multi-row wiring diagram. . . . . . . . . . . . . . . . . . . 12
Installation standards . . . . . . . . . . . . . . . . . . . . . 14
Requirements for proper installation. . . . . . . . . . 15
Eliminating the air from the heating circuit and
boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Cleaning the system / characteristics of the
heating circuit water . . . . . . . . . . . . . . . . . . . . . . 15
Positioning the boiler and making the hydraulic
connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Outdoor sensor installation . . . . . . . . . . . . . . . . . 17
Electrical connections. . . . . . . . . . . . . . . . . . . . . 18
3.7.1 Grounding system. . . . . . . . . . . . . . . . . . . . . . . . 18
3.7.2 Connection to the electrical power supply . . . . . 18
Gas connections . . . . . . . . . . . . . . . . . . . . . . . . . 18
Hydraulic diagrams. . . . . . . . . . . . . . . . . . . . . . . 19
3.10 Evacuation of combustion products and air
suction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3.10.1 "Forced open" installation (type B23P-B53P) . . . 24
3.10.2 "Airtight" installation (type C). . . . . . . . . . . . . . . . 24
3.10.3 Use of old flue pipes . . . . . . . . . . . . . . . . . . . . . . 26
3.10.4 Preparation for the condensate drain . . . . . . . . . 26
3.10.5 Filling the heating system . . . . . . . . . . . . . . . . . . 27
3.10.6 Emptying the heating system . . . . . . . . . . . . . . . 27
Preliminary operations . . . . . . . . . . . . . . . . . . . . 28
Turning the boiler on and off . . . . . . . . . . . . . . . . 28
Boiler operating modes. . . . . . . . . . . . . . . . . . . . 28
4.3.1 Domestic hot water temperature setting. . . . . . . 28
Heating water temperature adjustment. . . . . . . . 29
4.4.1 Adjustment without an external climate control
probe (optional) . . . . . . . . . . . . . . . . . . . . . . . . . 29
4.4.2 Adjustment with an external climate control
probe. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Monitoring the boiler . . . . . . . . . . . . . . . . . . . . . . 30
4.5.1 Boiler operating status . . . . . . . . . . . . . . . . . . . . 30
4.5.2 Temperatures set by the user . . . . . . . . . . . . . . . 30
4.5.3 Monitor function . . . . . . . . . . . . . . . . . . . . . . . . . 31
4.5.4 Error messages. . . . . . . . . . . . . . . . . . . . . . . . . . 31
4.6 Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Changing Gas - Methane-LPG transformation . . 33
Routine maintenance . . . . . . . . . . . . . . . . . . . . . 34
Extraordinary maintenance . . . . . . . . . . . . . . . . . 34
Checking the combustion parameters . . . . . . . . 34
Installer Level . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Factory Level. . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Monitor Level. . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Parameter List . . . . . . . . . . . . . . . . . . . . . . . . . . . 36