4
ENGLISH
CONTENTS
CONTENTS
General
General safety information
"
5
Precautions
" 5
Product description
"
6
Safety devices
"
6
Identification
"
7
Layout
" 8
Technical specifications
"
9
Water circuit
"
11
Location of sensors
"
12
Pump
" 13
Wiring diagram
"
17
Control panel
"
19
Installer
Unpacking the product
"
21
Dimensions and weight
"
21
Handling
"
22
Place of installation
"
23
Installation in older systems and systems requiring
modernisation
" 24
Water in central heating systems
"
24
Water connections
"
27
Electrical connections
"
29
Outdoor temperature sensor
"
31
Fuel connections
"
32
Flue gas outlet and comburent air intake
"
32
Filling and draining the system
"
36
Technical assistance service
Preparing for initial start-up
"
38
Initial start-up
"
38
Shutdown
" 42
Warning leds and errors
"
43
Automatic temperature control
"
45
Settings
" 48
Conversion from one gas type to another
"
50
Maintenance
" 51
Troubleshooting
" 53
This manual, Code 20105273 - Rev. 2 (04/17) is made
up of 56 pages.
The following symbols are used in this manual:
b
= Identifies actions that require caution and ade-
quate preparation.
a
= Identifies actions that you MUST NOT do.
