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GENERAL INFORMATION

Any repairs must be performed solely by personnel authorised 

by Unical AG S.p.A., using original spare parts only. Failure to 

comply with the above can compromise the safety of the appli

-

ance and void the warranty. 

To  guarantee  appliance  efficiency  and  its  correct  operation, 

yearly maintenance must be performed by qualified personnel. 

Should you decide not to use the appliance, parts entailing 

potential sources of hazard must be made safe. 

Before commissioning an appliance that has not been used, 

wash the domestic hot water production system, making the 

water flow until it has been fully replaced.  

Should the appliance be sold or transferred to a new owner or 

if you move and leave the appliance, always make sure that the 

instruction booklet accompanies it in order to be consulted by 

the new owner and/or installer. 

Only original accessories must be used for all appliances with 

optionals or kits (including electric). 

This appliance is intended solely for the use for which it was 

expressly designed. 

Any other use is to be considered improper and therefore dan-

gerous (*).

1.1  - GENERAL  wARNINGS

T

he instruction booklet is an integral and essential part of the 

product and must be kept by the user. 

Read the warnings contained in this instruction booklet carefully 

as they provide important guidelines regarding installation, use 

and maintenance safety. 

Keep the booklet with care for further consultation. 

Installation and maintenance must be performed in compliance 

with the standards in force according to the instructions of the 

manufacturer, up to standard  and by personnel qualified and 

certified in compliance with law. 

Systems for the production of domestic hot water MUST be 

constructed entirely with compliant materials.

By professionally qualified personnel we mean: personnel with 

specific technical skill in the field of heating system components 

for civil use, domestic hot water production and maintenance. 

Personnel must have the qualifications provided for by current 

legislation. 

Incorrect installation or improper maintenance can cause dam-

age to persons, animals or objects for which the manufacturer 

is not responsible.

Before performing any cleaning or maintenance, disconnect the 

appliance from the energy mains by acting on the switch of the 

system and/or through the specific cut-off devices. 

Do 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. 

Summary of Contents for KONf 115

Page 1: ...100 115 KONf E N G L I S H INSTALLATION AND SERVICING MANUAL...

Page 2: ...the local authorities or to a dealer who offers this service Separate disposal of a domestic appliance avoids possible negative consequences for the environment and human health deriving from inapprop...

Page 3: ...8 3 8 Filling the system 19 3 9 Electrical connections 20 3 10 Commissioning 22 3 11 Measurement of combustion efficiency during installation 23 3 11 1 Calibration function activation 23 3 11 2 Probes...

Page 4: ...t and must be kept by the user Read the warnings contained in this instruction booklet carefully as they provide important guidelines regarding installation use and maintenance safety Keep the booklet...

Page 5: ...onsultation 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 c...

Page 6: ...e Do not modify the following parts the boiler the gas air water and electricity supply lines the flue gas pipe the safety valve and the exhaust pipe the construction parts which affect the operating...

Page 7: ...x Class A Heating circuit characteristics 9 Pn Effective nominal output 10 Pcond Effective output in condensation 11 Qn Maximum heat output 12 Adjusted Qn Adjusted for rated heat output 13 PMS Max hea...

Page 8: ...c price list ATTENTION see general warnings 1 1 The heating only models are NOT suitable for the production of water for human con sumption according to Ministerial Decree D M 174 2004 Attention Any d...

Page 9: ...valve 30 SMG Sensor Flow General 31 Condensation drain trap 32 Outlet flue inspection 35 Ignition transformer 37 Flow shut off 3 Way valve 38 Gas pressure switch 39 Differential Pressure switch inser...

Page 10: ...10 2 3 DIMENSIONS Front view View from above Left Side view...

Page 11: ...es which is to say lower than 15K Avaible Head m c a m H 2 O The table provides an indication the flow the pump in function of the Dt of the primary circuit KONf 100 KONf 115 Power supply in kW kW 99...

Page 12: ...ue losses with burner in operation max 1 95 2 29 Minimum heating circuit pressure bar 0 5 0 5 Maximum heating circuit pressure bar 6 6 Water content l 9 9 Gas Consumption Natural 20 mbar gas G 20 a Qn...

Page 13: ...er at 30 of the rated heat output with low temperature capacity Tr 30 C P1 kW 32 2 36 9 Performance at 30 of the rated heat output with low temperature capacity Tr 30 C 1 98 5 96 5 Boiler with output...

Page 14: ...2 INSTALLATION STANDARDS t must be installed by a professionally qualified technician who shall take the responsibility of observing all local and or national laws published in the official journal a...

Page 15: ...omply with the instruction above In the packaging in addition to the boiler you can also find the following contents ENVELOPE DOCUMENTATION Instruction manual for the person in charge of the appliance...

Page 16: ...ered To grant an easy access to the boiler components in order to facilitate the ordinary and extraordinary service operations The floor should not be of flammable material If the floor is flammable a...

Page 17: ...ndards in force To connect the flue gas exhaust pipe local and na tional standards must be observed In the event the boiler is replaced ALWAYS re place the flue gas pipe as well The boiler is type app...

Page 18: ...installation Installation Type B23p Air inlet from upper grid and smoke outlet 100 Detail A Optional Combustion air inlet is carried out through the indicated grid hole a through the air intake holes...

Page 19: ...The gas connection must be carried out only by a qualified installer who must respect and apply that foreseen by relevant laws in force in the local prescriptions of the supply company Incorrect in st...

Page 20: ...ng tap on the heating circuit or use the optional accessories The boiler is equipped with its own drain valve the position of which is indicated in the figure to par 2 2 14 This tap can never be used...

Page 21: ...jeop ardise the safety of the appliance The power cable must be replaced by technical personnel authorised using original spare parts only Failure to comply with the above can jeop ardise the safety o...

Page 22: ...nician Always disconnect the power supply before making any connections or any operation on the electrical parts and make sure that it can not be accidentally re inserted Safety connection Safety Conn...

Page 23: ...valves open does the gas to be used correspond to the boiler calibration gas otherwise perform the boiler conversion in order to use the gas available see section 4 3 this operation must be carried o...

Page 24: ...ISABLING After calibration press the PLUS and MINUS at the same time the symbol off Flue gas probe To determine the combustion efficiency one must make the following measurements measurement of the co...

Page 25: ...TING THE BURNER 2 Minimum output adjustment Operate the boiler in calibration mode at MINIMUM OUTPUT see 3 11 1 Once the burner is on check that the CO2 MINIMUM value corresponds to that indicated in...

Page 26: ...ducts are not obstructed Check the levels of CO2 often especially with low flow rates They refer to the boiler with a closed combustion chamber NOZZLES PRESSURE FLOW RATES TABLE 3 Conclusion of the b...

Page 27: ...tance Centres only The user is NOT authorised to activate the function described below It is possible to adjust the maximum thermal capacity in heating mode by decreasing the burner pressure value 3 1...

Page 28: ...previously Vent and if necessary restore the heating pressure until reaching a pressure of 0 8 1 0 bar Open the gas shut off valve Switch the boiler on Make sure the appliance is gas tight and watert...

Page 29: ...eating Heat the TL until it intervenes at 102 C and check that it intervenes at 102 DK safety pressure switch against water deficiency 13 Does the pressure switch block the boiler if the water pressur...

Page 30: ...the instructions given ATTENTION After performing the conversion for the op eration of the boiler with a type of gas e g propane gas other than that specifically requested when ordering the appliance...

Page 31: ...utton shown 4 4 PROGRAMMING OF THE OPERATION PARAMETERS ATTENTION Function reserved for Authorised Assistance Centres only B Operation CHANGE PARAMETER Press key PLUS MINUS to modify BURNER MODULATION...

Page 32: ...ers by pressing the MINUS Repeat the operations A B C to change value VALUE FROM TO DEFAULT 20 100 99 DHW ENABLE THE TEMPERATURE SENSOR 7 Continue with the modification of parameters by pressing the M...

Page 33: ...ion of parameters by pressing the MINUS Repeat the operations A B C to change value VALUE FROM TO DEFAULT 35 C 45 C 40 C SETTING OF MAXIMUM HEATING TEMP 9 Continue with the modification of parameters...

Page 34: ...speed Pu Fan tacho Pulse Revolution Sb Fanmodulation level at burner standby Fu Massima velocit ventilatore METANO GPL FH Maximum relative fun speed GPL FL Minimum relative fun speed GPL dt Storage ta...

Page 35: ...s HSCP E8 E ACC Ignition Electrode E RIV Detection Elecrode INAIL Safety connection PF Smoke Pressostat PG Gas Pressostat SL Level sensor condensat SR Flow heating sensor SRR Return heating sensor TL...

Page 36: ...Intervention Level Sensor SL Verify condensing water draining pipe E15 Difference between the heating temperature sensor SR and the heating return sensor SRR 35 C Check the installation E14 Heating re...

Page 37: ...r 4 or its connections E30 PARAMETERS OF FACTORY Alteration of the factory settings due to any electromagnetic interference Press the reset button if the fault does not clear replace the board E11 FLA...

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Page 40: ...l eu AG S p A 00337209 1 a edizione 05 17 www unical eu Unical declines every responsibility for the possible inaccuracies if owed to errors of transcript or press Also reserves the right to bring tho...

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