CONTENTS
1
GENERAL INFORMATION ...................................................................................................................................................................................
3
1.1 Symbols used in this manual .......................................................................................................................................................................
3
1.2 Correct use of the appliance .......................................................................................................................................................................
3
1.3 Water treatment ............................................................................................................................................................................................
3
1.4
Information to be handed over to the user ..................................................................................................................................................
3
1.5
Safety warnings ............................................................................................................................................................................................
4
1.6
Data badge ....................................................................................................................................................................................................
5
1.7
General warnings .........................................................................................................................................................................................
6
2
TECHNICAL FEATURES AND DIMENSIONS .....................................................................................................................................................
7
2.1
Technical features ........................................................................................................................................................................................
7
2.2
Dimensions ...................................................................................................................................................................................................
7
2.3
Main components .........................................................................................................................................................................................
8
2.4
Boiler water circuit ........................................................................................................................................................................................
9
2.5
Performance data according to the Standard UNI 10348 .......................................................................................................................
10
2.6
General features .........................................................................................................................................................................................
10
3
INSTRUCTIONS FOR THE INSTALLER ............................................................................................................................................................
11
3.1
General warnings ......................................................................................................................................................................................
11
3.2
Standard codes for installation .................................................................................................................................................................
12
3.3
Packaging ..................................................................................................................................................................................................
12
3.4
Boiler location ............................................................................................................................................................................................
13
3.5
Boiler installation ........................................................................................................................................................................................
15
3.6
Gas connection .........................................................................................................................................................................................
15
3.7
Central heating connections .....................................................................................................................................................................
16
3.8
DHW connections .....................................................................................................................................................................................
17
3.9
Examples of system pipework connections ............................................................................................................................................
17
3.10 Condensate drain ...................................................................................................................................................................................... 18
3.11 Water treatment ......................................................................................................................................................................................... 19
3.12 Flue outlet installation ................................................................................................................................................................................ 20
3.13 Measurement on site of combustion efficiency ....................................................................................................................................... 29
3.14 Parameters which can be modified from panel board ............................................................................................................................
30
3.15
Electrical connections ...............................................................................................................................................................................
31
Connection to mains supply 230V ............................................................................................................................................................
31
Outdoor sensor connection .....................................................................................................................................................................
32
ON-OFF digital room controller connection ............................................................................................................................................
33
Layout of the electrical connection for zone control systems
............................................................................................................... 34
3.16
Wiring diagrams ........................................................................................................................................................................................
35
Functional flow wiring diagram for
Alkon 09 C ........................................................................................................................................ 35
Functional flow wiring diagram for
Alkon 09 R ........................................................................................................................................ 36
3.17
Filling the system ......................................................................................................................................................................................
37
3.18
Initial lighting ..............................................................................................................................................................................................
38
3.19
Burner pressure adjustment ....................................................................................................................................................................
39
3.20 Variation of output range ........................................................................................................................................................................... 41
4
SERVICING SCHEDULE ....................................................................................................................................................................................
42
Instructions for inspecting and servicing the appliance ..................................................................................................................................
42
5
FAULT CODES ...................................................................................................................................................................................................
44
6
CE CERTIFICATE ...............................................................................................................................................................................................
46
Warning: this manual contains instructions to be used exclusively by the
installer and/or a competent person in accordance with the current laws in
force.
The end user MUST not make any alterations to the boiler.
Failure to follow the instructions indicated in this manual, which is supplied
with the boiler, could cause injury to persons, animals or damage to property.
UNICAL shall not be held liable for any injury and/or damage.
Summary of Contents for ALKON R 18
Page 1: ...ALKON 09 R 18 C 18 R 24 C 24 00333176 2nd edition 10 2011 INSTALLATION AND SERVICING MANUAL...
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