Unical XC-K3 1000 Page 13 Installation And Maintenance Instructions Manual Download

Page: 13 / 40

Technical features

ENGLISH

Rbt

Rat

4 1

1 2

1 3

3 1

3 2

4 2

Selez.

Servizi di Riscaldamento

Seleziona la Funzione

Esci

XC-K

CONNECTIONS

Weight

T1 (m)

T2 (r)

T3 (r)

T5 (Sc)

T6 (Ø p)

T7 (S)

T8 (Scond)

PN16

inch

[mm]

inch

1250

dN 150

dN 80

G 1’’

320

400

1500

dN 150

dN 80

G 1’’

320

400

1750

dN 200

dN 100

G 1’’

320

450

2000

dN 200

dN 100

G 1’’

320

450

2500

dN 250

dN 125

G 1’’

380

550

3000

dN 250

dN 125

G 1’’

380

550

SIDE VIEW SECTION

SIDE VIEW WITH CASING

Summary of Contents for XC-K3 1000

Page 1: ...XC K3 1000 1250 1500 1750 2000 2500 3000 ENGLISH INSTALLATION AND MAINTENANCE INSTRUCTIONS ...

Page 2: ...aste collection is mandatory for this type of waste in order to allow the recovery and reuse of the materials making up the appliance Please contact operators authorised for the disposal of this type of appliances Incorrect management of waste and of its disposal has potential negative effects on the environment and human health The symbol on the appliance represents the prohibition to dispose of ...

Page 3: ...sing 23 3 11 1 Probe connection 24 3 12 Electrical connectionsi 25 3 13 MODULATING MASTER dual stage master panel board 26 3 13 1 Programming heating controllers with single boiler 27 3 13 2 Programming parameters Lago basic 29 3 13 3 Hydraulic and electric system connection with panel board 30 3 13 4 Programmazione dei termoregolatori con caldaie in cascata 31 3 14 MODULATING CASCADE dual stage c...

Page 4: ...lope inside the packaging The user must keep this documentation safe for future consultation Inform the user about the importance of the air vents and the flue gas exhaust system highlighting their essential features and the absolute prohibition of modifying them Inform the user concerning controlling the system s water pressure as well as operations to restore it Inform the user concerning correc...

Page 5: ...ipe the safety valve and the exhaust pipe the construction parts which affect the operating safety of the appliance Attention To tighten or loosen the screwed fittings use only appropriate fixed spanners Incompliant use and or inappropriate tools can cause damage e g water or gas leakage ATTENTION Indications for propane gas fired appliances Make sure that the gas tank has been deaerated before in...

Page 6: ...e of the body front right bottom side The CE marking certifies the compliance of the equipment with the essential safety requirements defined in the directives and applicable European regulations and that its functioning satisfy applicable technical standards The CE marking is affixed to each piece of equipment with an appropriate label The CE declaration of conformity issued in accordance with in...

Page 7: ...ct the appliance from the energy mains by acting on the switch of the system and or through the specific cut off devices Not obstruct the terminals of the intake exhaust ducts In case of failure and or malfunctioning of the appliance switch it off and do not try to repair it or intervene on it directly Contact only personnel qualified in compliance with law Any repairs must be performed solely by ...

Page 8: ...ve pressure KEY N Description 1 Furnace 2 flame sight glass 3 Door with flame sight glass 4 Smoke chamber 5 Body insulation 6 Panel board 7 Smoke tubes 2 Turn 8 Smoke tubes 3 Turn M T1 Flow Rbt T2 Low temperature return Rat T3 High temperature return T4 Expansion vessel T5 Boiler drain T6 Burner connection T7 Chimney connection T8 Condensation drain 2 TECHNICAL FEATURES AND DIMENSIONS 2 1 TECHNICA...

Page 9: ...9 Technical features ENGLISH THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 10: ... D E Ø Ø f 1000 3760 2440 990 550 400 350 562 x x 2310 1290 1240 1630 320 376 952 1447 350 640 XC K3 1000 11 41 12 13 31 32 42 18 28 giov 30 20 ott 18 effettiva richiesta 76 C 84 C generatore 10 10 modulazione 100 INFO MENU status sanitaria 25 C D W A H E L1 L2 L3 L4 L5 Ø Rbt T2 Rat T3 M T1 T4 FRONT VIEW UPPER VIEW BACK VIEW ...

Page 11: ...LISH XC K 3 CONNECTIONS Weight T1 M T2 R T3 R T4 T5 Sc T6 T7 S T8 Scond G kG PN16 inch mm mm mm inch 1000 DN 125 DN 125 DN 125 DN 65 G 1 270 350 40 H1 H1 L8 Ø f Rbt T2 Rat T3 M T1 T4 T5 T7 T8 Ø p B L C SIDE VIEW SECTION SIDE VIEW WITH CASING ...

Page 12: ... x 2250 1792 1495 297 1760 297 365 1104 1643 400 730 1750 3622 2650 804 600 420 550 817 x x 2500 1932 1580 302 1922 405 471 1218 1809 450 810 2000 3970 2998 1151 600 420 550 817 x x 2842 1932 1580 302 1922 405 471 1218 1809 450 810 2500 4332 3272 960 805 580 610 809 x x 2845 2369 1980 329 2457 463 621 1619 2253 550 926 3000 4738 3678 1366 805 580 610 795 x x 3250 2369 1980 329 2457 463 621 1619 22...

Page 13: ...T3 R T4 T5 Sc T6 Ø p T7 S T8 Scond G kG PN16 inch mm mm mm inch 1250 DN 150 DN 150 DN 150 DN 80 G 1 320 400 40 x 1500 DN 150 DN 150 DN 150 DN 80 G 1 320 400 40 x 1750 DN 200 DN 200 DN 200 DN 100 G 1 320 450 40 x 2000 DN 200 DN 200 DN 200 DN 100 G 1 320 450 40 x 2500 DN 250 DN 250 DN 250 DN 125 G 1 380 550 40 x 3000 DN 250 DN 250 DN 250 DN 125 G 1 380 550 40 x SIDE VIEW SECTION SIDE VIEW WITH CASIN...

Page 14: ...91 3 3364 1 4036 9 Combustion Efficiency 80 C 60 C 98 5 98 5 98 5 98 5 98 5 98 5 98 5 Combustion Efficiency 50 C 30 C 99 1 99 1 99 1 99 1 99 1 99 1 99 1 Heat loss at shell 80 C 60 C 0 30 0 29 0 28 0 27 0 27 0 27 0 27 Heat loss at shell 50 C 30 C 0 24 0 23 0 22 0 22 0 22 0 22 0 22 Heat loss at chimney with burner ON 80 C 60 C 1 5 1 5 1 5 1 5 1 5 1 5 1 5 Heat loss at chimney with burner ON 50 C 30 C...

Page 15: ...d unless the flue has been implemented to accommodate several utilities according to specific standards and regulations in force Only after this check can the fitting between the boiler and chimney be mounted Attention If there is dust and or if there are aggressive corrosive vapours present in the installation room the appliance must be protected suitably and must be able to operate independently...

Page 16: ... with relative gaskets and bolts where included ceramic fibre cord to insulate between burner blast tube and door Keep the packaging material plastic bags etc out of the reach of children as they are potential sources of danger Unical will not be held liable for damage to persons animals or objects due to failure to comply with the above instruction Inside the furnace is contained Pouch with the f...

Page 17: ...s than the length of the boiler body and in any case never less than 1300 mm Check that with the door opened 90 the distance between the door and the adjacent wall is at least the length of the burner The boiler can be placed directly on the floor as it is equipped with a base However it is useful to provide a flat level cement plinth capable of bearing the weight of the boiler full of water When ...

Page 18: ...ng condition namely even at the minimum output when controlling two or more stages or modulating Flames which are too short cause overheating in the front of the furnace and combustion products not sufficiently cooled entering the smoke pipes at too high temperatures can seriously damage the generator The manufacturing companies of the burners can supply the dimensions of the flames which their ap...

Page 19: ...plate of the boiler and moving them sideways C Axial rotation screwing different tightening nuts 3 5 3 CONNECTING FLAME SIGHT GLASS TO BURNER The flame sight glass is provided with a 1 8 threaded connection pos 1 upon which a 9 mm pressure test nipple is mounted It can be used with a silicon tube to measure the backpressure in the combustion chamber In place of this test nipple which must be kept ...

Page 20: ... Flue gas exhaust Ø mm T8 Condensation drain Ø mm 1000 X DN 125 DN 125 DN 65 G 1 350 DN 40 1250 X DN 150 DN 150 DN 80 G 1 400 DN 40 1500 X DN 150 DN 150 DN 80 G 1 400 DN 40 1750 X DN 200 DN 200 DN 100 G 1 450 DN 40 2000 X DN 200 DN 200 DN 100 G 1 450 DN 40 2500 X DN 250 DN 250 DN 125 G 1 550 DN 40 3000 X DN 250 DN 250 DN 125 G 1 550 DN 40 11 41 12 13 31 32 42 Selez Servizi di Riscaldamento Selezio...

Page 21: ...formation on the boiler page of the www unicalag it website PAVIMENTO DELLA CENTRALE TERMICA ZOCCOLO HOLE FOR FILLING SIPHON Condensation drain The boiler during the combustion process produces conden sation that through pipe A flows into the trap The condensation that forms inside the boiler flows into a suitable drain via pipe B Danger Before commissioning the appliance check that the trap is as...

Page 22: ...EMPTYING THE SYSTEM When all system connections have been com pleted the circuit can be filled To fill the system you must provide a filling valve on the system s return EXAMPLE OF THE SYSTEM S LOADING UNIT UNIT OF LOADING ...

Page 23: ...the side panels pos 4 5 6 7 8 9 with the lower bend inside the L shaped profile at the base and on top of the boiler body and hook the upper part in the plate cuts To determine which is the right side and which is the left side refer to the cable gland plates pos 10 they must face the front of the boiler D Connect the front reinforcement profile pos 11 to the two sides pos 4 and 7 with screws 4 2 ...

Page 24: ...24 KEY N Description 1 Thermometer probe where included 2 Working thermostat probe 3 Contact spring 4 Safety spring 5 Safety thermostat probe 3 11 1 PROBE CONNECTION ...

Page 25: ... to power the appliance Use of any type of component using electric energy requires the observance of some fundamental rules such as do not touch the appliance with wet and or moist parts of the body and or in bare feet do not pull the electric cables do not leave the appliance exposed to atmospheric agents rain sun etc unless expressly designed do not allow children or unskilled persons to use th...

Page 26: ...control motor are not included in the supply Should ambient probes be mounted optional the room temperature will only be determined with the boiler curve set by the program Should 2 boilers in cascade be mounted see chap 3 14 The main switch 14 powers the board and the equipment connected to it The switches 18 and 19 control the burner and P1 pump if the boiler operates in cascade The switches 20 ...

Page 27: ...ErEs TIME 00 30 min 00 min BOILER DETECTED DISPLAY ONLY OUTPUT LEVEL 00 1000kW see note NEW CONFIGURATION 00 01 OFF ON mINImUM MODULATION CASCADE 00 100 0 DHW LEVEL 00 08 0 CONTROL VARIANCE K DISPLAY NOMINAL OUTPUT INDEX 0 100 DISPLAY SWITCH VALUE 99 0 99 DISPLAY BloCK TIME rEMAINING min DISPLAY mAXImum BOILEr TEmpErATurE 50 110 C 85 BOILEr dYNAmICS upwArd 20 500K 30K BOILEr dYNAmICS dOwNwArd 20 5...

Page 28: ...ller instruction book DOMESTIC HOT WATER PRODUCTION Description Value range Default Individual values ChArGE pump 00 01 off oN 01 oN pArALLEL pump ruNNING 00 01 02 03 1 T dhw 00K 50K 20K dhw hYSTErESIS 5K 30K 5 DEGREES dhw FOLLOwup 00 min 30 min 00 min ThErmOSTAT INpuT 00 01 off oN 00 off ThErmOSTAT FuNCTIONING 00 01 off oN 00 off LOAd ThrOuGh 00 01 off oN 00 off rETurN Exit level using HEATING CI...

Page 29: ...ng SOLARE M F Description Value range Default Individual values mf 1 4 fuNCTION 00 26 00 00 01 02 mf 1 4 t Nom 00 03 30 C MF 1 4 HYSTERESIS 5 25 5 C F 15 FUNCTION 5 25 0 RETURN Exit level using C OK 1 2 1 2 1s C C C BUS ID 1 2 11 Mod Run 2 1 1 3 2 1 1 Switch selector to burner 1 2 Press OK 2 3 Turn the knob 3 until mm appears on the display modulating burner 4 Press OK 2 2 1 Switch the selector 1 ...

Page 30: ...eturn pipe in the lower rear connection KEY M Flow Rat HIGH temperature return Rbt LOW temperature return Vmix2 zone mixer valve motorised Pz1 HIGH TEMPERATURE zone heating system pump Pz2 LOW TEMPERATURE zone heating system pump VE expansion vessel IR AT HIGH TEMPERATURE heating system distribution IR BT LOW TEMPERATURE heating system distribution Ps DHW recirculation pump Pb DHW production charg...

Page 31: ...direct zone system the control unit commands the system pump The room temperature is controlled by the programming curves set in the heating controller one zone system with motorised mixer valve the flow probe downstream the mixer valve must be fitted the control unit commands the system pump and the mixer valve The room temperature is controlled by the programming curves set in the heating contro...

Page 32: ...ative control motor are not included in the supply Should ambient probes be mounted optional the room temperature will only be determined with the boiler curve set by the program To change programmable parameter values Lago Basic on boiler n 2 see par 3 13 2 The main switch 11 powers the board and the equipment connected to it The switches 12 and 13 control the burner and P1 pump if the boiler ope...

Page 33: ...rge pump SPF storage tank probe KF heat control boiler probe E8 KF1 heat control boiler probe Lago Basic VF flow probe AF external probe For connections wiring and probes refer to the diagrams supplied with the electric panel 3 14 1 HYDRAULIC AND ELECTRIC SYSTEM CONNECTION WITH BOILERS IN CASCADE PANEL BOARD cod 37892 38778 and cod 37900 37901 Figure shows the typical layout of the connection of t...

Page 34: ...storage tank charge pump for DHW production switches on automatically and will only switch off when the temperature set on the heating controller has been reached The panel is set up to manage the modulating burners With this system configuration the heat controller is capable of regulating direct zone system the control unit commands the system pump The room temperature is controlled by the progr...

Page 35: ...R OPERATING INSTRUCTIONS Information for system manager The system manager must be instructed concerning the use and operation of his heating system in particular Give the system manager the SYSTEM MANAGER OPERATING INSTRUCTIONS as well as the other appliance documents inserted in the envelope inside the packaging The system manager must keep this documentation for future consultation Inform the s...

Page 36: ...iance from the electric mains by means of an isolated device with a contact opening of at least 3 mm e g safety devices or power switches and make sure that it cannot be re connected accidentally Close the gas shut off valve upstream the boiler Close any shut off valves on the heating flow and return pipes After having completed all maintenance work always perform the following operations Open the...

Page 37: ... not show signs of deterioration if so they must be replaced using only original spare parts Maintenance of burner Burner maintenance must be carried out by personnel authorised by its manufacturer or else the warranty shall be terminated Checking ignition electrode Burner maintenance must be carried out by personnel authorised by its manufacturer or else the warranty shall be terminated Component...

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Page 40: ... unical eu AG S p A www unical eu Unical shall not be held liable for any inaccuracies due to transcription or printing errors Furthermore it reserves the right to modify its products documentation as deemed necessary or useful without affecting their essential features ORIGINAL INSTRUCTION 00338663EN 1 st ed 07 19 ...

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