36
925.224.3 - EN
INSTRUCTIONS PERTAINING TO THE USER
Dear Customer,
We are sure your new boiler will comply with all your requirements.
Purchasing one of the
WESTEN
products satisfies your ex pec ta tions: good functioning, simplicity and ease
of use.
Do not dispose of this booklet without reading it: you can find here some very useful information, which will
help you to run your boiler correctly and efficiently.
Do not leave any parts of the packaging (plastic bags, polystyrene, etc.) within children’s reach as they are a
potential source of danger.
1.
Instructions prior to installation
37
2.
Instructions prior to commissioning
37
3.
Commissioning of the boiler
38
4.
Central Heating (CH) and Domestic Hot Water (D.H.W.) temperature adjustment
39
5.
Filling the boiler
40
6.
Turning off the boiler
40
7.
Gas change
40
8.
Prolonged standstill of the system. Frost protection
40
9.
Error messages and table of faults
41
10.
Servicing instructions
41
11.
General information
42
12.
Instructions prior to installation
42
13.
Boiler installation
43
14.
Boiler size
43
15.
Installation of flue and air ducts
44
16.
Connecting the mains supply
48
17.
Fitting a room thermostat
49
18.
Gas change modalities
49
19.
Information display
51
20.
Parameters setting
53
21.
Control and operation devices
54
22.
Positioning of the ignition and flame sensing electrode
55
23.
Check of combustion parameters
55
24.
Output / pump head performances
55
25.
Connection of the external probe
56
26.
Connecting an external hot water tank and 3-way valve motor
57
27.
Electrical connections to remote control device
58
28.
Electrical connections to a zonal heating system
59
29.
How to purge the DHW system from limestone deposits
60
30.
How to disassemble the DHW heat exchanger
60
31.
Cleaning the cold water filter
60
32.
Boiler schematic
61
33.
Illustrated wiring diagram
64
34.
Technical data
67
CONTENTS
ISTRUCTIONS PERTAINING TO THE USER
ISTRUCTIONS PERTAINING TO THE INSTALLER
WESTEN
declares that these models of boiler bear the CE mark in compliance with
the basic requirements of the following Directives:
- Gas Directive 2009/142/EC
- Efficiency Directive 92/42/EEC
- Electromagnetic Compatibility Directive 2004/108/EC
- Low Voltage Directive 2006/95/EC
