Unical TRIOPREX N Series User Manual

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CONSTRUCTIONAL-DIMENSIONAL
TECHNICAL CHARACTERISTICS .................... page 5
1.1 Construction of the TRIOPREX-N boilers ............................ page 5
1.2 Working principle ................................................................... page 5
1.3 Dimensions and hydraulic connections ................................ page 6
INSTALLATION .................................................................. page 11
2.1 Packaging .............................................................................. page 11
2.2 Handling ................................................................................. page 11
2.3 Positioning in the boiler house .............................................. page 11
2.4 Connection to the chimney ................................................... page 12
2.5 Water connections ................................................................. page 12
2.5.1 Feeding water quality ................................................... page 12
2.5.2 C.H. flow and return connections ................................ page 12
2.5.3 Connection of filling & drain tap .................................. page 12
2.5.4 Connection of the pressure relief valve ...................... page 12
2.5.5 Connection of the expansion pipe and vessel ............ page 12
2.5.6 Shunt pump .................................................................. page 13
2.6 Furnace door: adjustment, opening and closing .................. page 13
2.6.1 Important note .............................................................. page 13
2.7 Burner .................................................................................... page 13
2.7.1 Conformity of the burner .............................................. page 13
2.7.2 Choice of the burner .................................................... page 13
2.7.3 Burner installation ........................................................ page 13
2.8 Connection of the sightglass to the burner via a cooling line .. page 14
2.9 Casing assembly ................................................................... page 15
STANDARD PANEL BOARD .................................. page 24
3.1 Panel board type 21056/21057 - functions description ....... page 24
3.2 Electrical wiring diagram for single phase burner & pump .. page 24
3.3 Introduction of the electronic panel board type 30688 ........ page 25
3.4 Panel board type 30688 - description of functions .............. page 25
3.5 Electrical wiring diagram for single phase burner & pump .. page 26
3.6 Outer compensator ................................................................ page 27
3.7 Electrical and hydraulic connections of C.H. ........................ page 32
3.8 Electrical and hydraulic connections for C.H. system
and D.H.W. production circuits .............................................. page 32
COMMISSIONING AND OPERATION ............ page 33
4.1 Positioning of the turbulators ................................................ page 33
4.2 Preliminary check .................................................................. page 34
4.3 First commissioning .............................................................. page 34
4.4 Operation of the boiler ........................................................... page 34
4.5 Switch Off of the boiler .......................................................... page 34
MAINTENANCE ................................................................ page 35
5.1 General rules ......................................................................... page 35
5.2 Ordinary maintenance ........................................................... page 35
5.3 Extraordinary maintenance ................................................... page 35
5.4 Cleaning of the boiler ............................................................ page 36
5.5 Check of the boiler operation ................................................ page 36
5.6 Check of the burner operation .............................................. page 36
5.7 Boiler house ........................................................................... page 36
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Unical TRIOPREX N Series Specifications

General

Brand	Unical
Model	TRIOPREX N Series
Category	Boiler
Language	English