2
General Information
CONTENTS
1
GENERAL INFORMATIONI .................................................................................................................................................................................. 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 or the person in charge of the appliance ............................................................................. 3
1.5 Safety warnings ............................................................................................................................................................................................ 4
1.6 Data plate ...................................................................................................................................................................................................... 5
1.7 General warnings ......................................................................................................................................................................................... 6
2
TECNICAL FEATURES AND MACHINES ........................................................................................................................................................... 7
2.1 Tecnical featuers .......................................................................................................................................................................................... 7
2.2 Dimensions ................................................................................................................................................................................................... 8
2.3 Performance data ....................................................................................................................................................................................... 10
2.4 Main components ....................................................................................................................................................................................... 11
3
INSTRUCTIONS FOR THE INSTALLER ............................................................................................................................................................ 12
3.1 General warnings ...................................................................................................................................................................................... 12
3.2 Standard codes of installation .................................................................................................................................................................. 13
3.3 Packaging .................................................................................................................................................................................................. 14
3.4 Handling and lifting .................................................................................................................................................................................... 15
3.5 Installation on existing heating system .................................................................................................................................................... 15
3.6 Boiler location ............................................................................................................................................................................................ 16
3.7 Chimney conection ................................................................................................................................................................................... 16
3.8 Condensaet drainage ................................................................................................................................................................................ 18
3.9 Boiler connection ....................................................................................................................................................................................... 19
3.10 Gas conection ........................................................................................................................................................................................... 20
3.11 System connection .................................................................................................................................................................................... 21
3.12 Determination of primary circuit pump or boiler system pump .............................................................................................................. 22
3.13 Frost protection ......................................................................................................................................................................................... 23
3.14 Mixing header and plate heat exchanger ................................................................................................................................................ 26
3.15 Water treatment ......................................................................................................................................................................................... 27
3.16 Casing assembly ....................................................................................................................................................................................... 28
3.17 Filling the system ....................................................................................................................................................................................... 28
3.18 Electrical connections ............................................................................................................................................................................... 29
3.19 Functional low wiring diagram .................................................................................................................................................................. 31
3.20 Types of installation ................................................................................................................................................................................... 32
3.21 Electrical panel .......................................................................................................................................................................................... 34
3.22 Wiring connection for electrical panel ...................................................................................................................................................... 35
3.23 Wiring connection panel within multiinox Slave ....................................................................................................................... 35
3.24 Table positioning selector and cards ........................................................................................................................................................ 37
3.25 Installation examples ................................................................................................................................................................................. 38
3.26 Initial lighting ............................................................................................................................................................................................... 41
3.27 Burner pressure adjustment .................................................................................................................................................................... 42
3.28 Test mode .................................................................................................................................................................................................. 44
3.29 Programming of the operating modes ..................................................................................................................................................... 46
3.30 Operatività di emergenza e sicurezze .................................................................................................................................................... 48
4
INSPECTION AND MAINTENANCE .................................................................................................................................................................. 49
6
CE CERTIFICAT ................................................................................................................................................................................................. 52
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.
