Unical M 3000 S, Installation And Servicing Instructions

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CONTENT
1 GENERAL INFORMATIONS .................................................................................................................................................... 3
1.1 Symbols used in the manual .............................................................................................................................................. 3
1.2 Proper use of the appliance ............................................................................................................................................... 3
1.3 Water treatment ................................................................................................................................................................... 3
1.4 Information to be passed to the user .................................................................................................................................. 3
1.5 Instructions for the safety .................................................................................................................................................... 4
1.6 Data of the appliance ......................................................................................................................................................... 5
1.7 General instructions ........................................................................................................................................................... 5
2 TECHNICAL FEATURES AND DIMENSIONS ........................................................................................................................ 6
2.1 Technical features .............................................................................................................................................................. 6
2.2 Dimensions ......................................................................................................................................................................... 6
2.3 Main components ............................................................................................................................................................... 8
2.4 Hydraulic circuitsi ............................................................................................................................................................... 9
2.5 General features ................................................................................................................................................................. 9
3 INSTRUCTIONS FOR THE INSTALLER ................................................................................................................................ 10
3.1 General instrcutions ........................................................................................................................................................ 10
3.2 Norms for the installation ................................................................................................................................................. 10
3.3 Packaging ........................................................................................................................................................................ 11
3.4 Placement of the appliance ............................................................................................................................................. 12
3.5 Mounting of the appliance ............................................................................................................................................... 13
3.6 Hydraulic configurations ................................................................................................................................................. 13
3.7 Connection to the heating site ........................................................................................................................................ 14
3.8 Installation examples .......................................................................................................................................................................15
3.9 Electrical connections ..................................................................................................................................................... 16
3.10Examples of hydraulic connections ................................................................................................................................ 17
3.11Electrical diagrams .......................................................................................................................................................... 21
3.12 Adjustment of the modules in simple installations ........................................................................................................ 24
3.13 Pre-adjusted regulation parameters .............................................................................................................................. 25
3.14Adjustment of the modules in complex installations ...................................................................................................... 26
3.15Adjustment of the climatic curve ..................................................................................................................................... 28
4 ERROR CODES ...................................................................................................................................................................... 31
5 ADJUSTMENT ........................................................................................................................................................................ 32
5.1 Put in to service ................................................................................................................................................................. 32
5.2 Balancing of the circuit ..................................................................................................................................................... 32
5.3 Methode of balancing of high temperature circuit ........................................................................................................... 32
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.