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Table of Contents
Related Manuals for Unical SPK 150
Summary of Contents for Unical SPK 150
- Page 1 150 - 230 - 300 - 400 - 500 - 600 INSTALLATION AND MAINTENANCE INSTRUCTIONS...
- Page 2 http://www.unicalag.it/catalogo-prodotti/professionale-300/334/commercial-condensazione-inox Provisions for proper disposal of the product in accordance with Directive 2002/96/EC At the end of its life cycle the product must not be disposed of as urban waste. It can be taken to a special recycling centre managed by 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 inappropriate waste handling and allows the recovery of the materials of which it is made, in order to obtain significant energy and resource savings.
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Page 3: Table Of Contents
Attention: this manual contains instructions for the exclusive use of the professionally qualified installer and/or maintenance technician in compliance with current legislation. The user is NOT qualified to intervene on the boiler. The manufacturer will not be held liable in case of damage to persons, animals or objects resulting from failure to comply with the instructions contained in the manuals supplied with the boiler. -
Page 4: General Information
Any product repairs must be performed solely by personnel the instruction booklet is an integral and essential part of the authorised by unical, using original spare parts only. Failure to product and must be kept by the user. comply with the above can compromise the safety of the appli- ance and void the warranty. -
Page 5: Symbols Used In The Manual
Any other use must be considered improper. For any damage resulting from improper use, UNICAL AG S.p.A. assumes no responsibility. Use according to the intended purposes also includes strict compliance with the instructions in this manual. 1.4 - INFORMATION FOR THE SYSTEM MANAGER the user must be instructed concerning the use and operation of his heating system, in particular: •... -
Page 6: Safety Warnings
1.5 - SAFETY wARNINGS ATTENTION! The appliance must not be used by children. The appliance may be used by adults and only after carefully reading the operating instructions manual for the user. Children must be supervised so they do not play or tamper with the appliance. ATTENTION! The appliance must be installed, adjusted and maintained by professionally qualified personnel, in com- pliance with the standards and provisions in force. -
Page 7: Technical Data Plate
1.6 - TECHNICAL DATA PLATE KEY: CE marking 1 = CE monitoring body The CE marking certifies that the boilers meet: 2 = Type of boiler the essential requirements of the gas appliance directive 3 = Boiler model (directive 2009/142/EEc) 4 = Number of stars (directive 92/42 EEC) the essential requirements of the electromagnetic compat- 5 = (S.N°) Serial Number... -
Page 8: Water Treatment
1.7 - wATER TREATMENT ATTENTION! Feed water treatment prevents problems and ANY DAMAGE TO THE BOILER CAUSED BY maintains the functionality and efficiency of the THE FORMATION OF FOULING OR BY COR- generator over time. ROSIVE wATER wILL NOT BE COVERED BY THE wARRANTY. -
Page 9: Technical Features And Dimensions
Heating system return E. Acc. Ignition electrode Air vent connection Inlet flue inspection Scond condensate drain dN 32 Panel Board = ERROR CODES, see par. 4.6 c.E. Gas pressure switch (* SPK 150) = WIRING DIAGRAM KEY, see par. 4.5 S.E. Visual inspection glass (N.u.) component Not-used door insulation... -
Page 10: Dimensions
2.3 - DIMENSIONS FRONT VIEw SIDE VIEw SIDE VIEw REAR VIEw TOP VIEw dImENSIoNS [mm] depth Width Height 1809 65.6 1467 323.5 1579 1679 1092 1917 65.6 1557 1697 1768 1181 1036 1946 65.6 1618 1741 1796 1276 1152 2130 65.6 1712 1794... -
Page 11: Dimensions To Insert In The Boiler Room
1258 2075 1313 1065 2186 Example of Corridor width (Lc) calculation required to handle the boiler SPK 150: Cw = x 944 = > 698 mm = Boiler Width = Boiler depth LcLc = Corridor width Lp = Door width... -
Page 12: View Of Internal Access
SPK 400 - SPK 500 SPL 600 optional for models: SPK 150 - SPK 230 SPK 300 SPK 150 - SPK 230 - SPK 300 to remove the cover, release the 2 springs, refer to the part shown below. -
Page 13: Water Side Pressure Drops Diagram
2/3 of its characteristic curve. The pumps must be determined by the installer or designer according to the boiler and sys- tem data. SPK 400 SPK 150 Maximum flow rate in l/h (∆t=8K) 39,883 Maximum flow rate in l/h (∆t=8K) 14,655 Maximum flow rate in l/h (∆t=15K) -
Page 14: Operation Data
2.5 - OPERATING DATA AND GENERAL FEATURES For the adjustment data: NOZZLES - PRESSURE - DIAGRAMS - FLOW RATES refer to the paragraph ADAPTATION TO OTHER TYPES OF GAS. SPK 150 SPK 230 SPK 300 SPK 400 SPK 500 SPK 600 Boiler category... - Page 15 2.5.1 - TECHNICAL DATA ACCORDING ErP DIRECTIVE SPK 150 SPK 230 SPK 300 SPK 400 SPK 500 SPK 600 Element Symbol Unit Effective nominal output Prated Seasonal energy efficiency to heat ƞ the room Season efficiency class to discharge For boilers to heat the room...
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Page 16: Installation Instructions
INSTALLATION INSTRUCTIONS ATTENTION! 3.1 - GENERAL wARNINGS If there is dust and/or if there are aggressive/corrosive vapours present in ATTENTION! the installation room, the appliance must This boiler is intended solely for the use for be protected suitably and must be able to which it was expressly designed. -
Page 17: Package And Weight
- Warranty sources of danger. - 2 Spare parts form unical will not be held liable for damage to persons, - Certificate of conformity animals or objects due to failure to comply with the - Testing certificate above instruction. -
Page 18: Positioning In Boiler Room
3.5 - POSITIONING IN THE BOILER ROOM Special attention must be paid to the standards and local laws comply with the minimum overall dimension dis- with regard to boiler rooms, especially the minimum distances tances that must be kept free around the boiler. in order to execute normal Installation must comply with the provisions in the most recent maintenance and cleaning operations. -
Page 19: Flue Gas Exhaust Pipe Connection
3.6 - FLUE GAS EXHAUST PIPE CONNECTION To connect the flue gas exhaust pipe, local and national stand- ards must be observed In the event the boiler is replaced, ALWAYS replace the flue gas pipe as well. The boiler is type approved for the exhaust configurations listed below: B23P ATTENTION... -
Page 20: Connection
This could damage the gaskets and cause noise during operation. Unical will not be held liable for damage to persons, animals or objects due to failure to comply with the above instruction. the mains pressure must be within 0.5 and 6 bar (in the event of greater pressure install a pressure reducer). - Page 21 Danger! Condensation drain Before commissioning the appliance: the boiler, during the combustion process, produces conden- - check that the trap is assembled sation that, through pipe “A”, flows into the trap. of the siphon (* H = XXX mm) The condensation that forms inside the boiler flows into a suitable - fill the trap and check that drain via pipe “B”.
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Page 22: Filling The System
3.8 - FILLING AND 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: Electrical Connections
3.9 - ELECTRICAL CONNECTIONS Boiler controller description Power supply fuse 4 ÷ 6.3 A HScP standard heating controller Power supplier board (*) optional E8 Heating controller manually resettable limit thermostat Burner management board Supplementary terminal +24V Bcm 230 V Power Supply terminals Power supply cable gland... - Page 24 SPK, (main protective fuses). 3 X 0.75, is the minimum section to use on boilers SPK 150 / 230 / 300. ATTENTION! comply with the PHASE and NEutRAL po- larity since flame detection is Phase Sensi- tive.
- Page 25 FL Flow switch connection (*) INAIL safety connections Safety Connection - Remove the jumper and connect the cables as indicated - Remove the jumper and connect the cables as indicated between between (Y2 10 and terminal board M2). (Y2 11 and terminal board M2). External probe connection (*) Set up on terminal board, Bcm (Y2 6-7).
- Page 26 tanks, mixed areas, solar, etc), you must purchase SHC multi- NOTE: function modules to connect to the local bus for total manage- The boiler is set up for direct flow and storage tank ment through HSCP (and UFLY) heating controller. management.
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Page 27: Commissioning
3.10 - COMMISSIONING commissioning must be done by professionally qualified personnel. Unical will not be held liable for damage to persons, animals or objects due to failure to comply with the aforesaid instructions. Before commissioning the boiler, check that: does the installation meet the specific standards and regulations in force, both relating to the... -
Page 28: Measurement Of Combustion Efficiency During Installation
3.11 - MEASUREMENT OF COMBUSTION EFFICIENCY DURING INSTALLATION 3.11.1- ACTIVATION OF THE CALIBRATION FUNCTION ATTENTION! MAXIMUM/MINIMUM OUTPUT Function reserved for After Sale Service Centers only. Set knob ‘‘C’’ to SELECTION Confirm by pressing ‘‘A’’, it displays Set knob ‘‘C’’ to Confirm by pressing ‘‘A’’... -
Page 29: Probes Positioning
Remove the cap and insert the co2 analysis probe in the flue gas sample point of the intake/exhaust terminal, see chap. 3.11.2. SPK 150 1) Maximum output adjustment 2) Minimum output adjustment - operate the boiler in “calibration” mode at mAXImum out- - operate the boiler in “calibration”... - Page 30 SPK 230 - SPK 300 - SPK 400 - SPK 500 - SPK 600 1) Maximum output adjustment 2) Minimum output adjustment - operate the boiler in “calibration” mode at mAXImum out- - operate the boiler in “calibration” mode at mINImum outPut Put (see 3.11.1) (see 3.11.1) - once the burner is on check...
- Page 31 GAS VALVE (Front view) Note: If in difficulty with regard to adjusting MAX OUTPUT, re- move screws 1 - 2 and loosen screws 3 - 4 (hex key 5 mm). disconnect the u regulator from the gas valve and do as instructed.
- Page 32 NOZZLES - PRESSURE - FLOW RATES TABLE SPK 150 Type of Gas Supply Press. Ø Noz- Opening Fan speed levels Furnace zlesi VG Shutter power [mbar] (mm) [mm] FL [% FU] FH [% FU] Nat. gas (G20) Propane (G31) 10,5...
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Page 33: Inspection And Maintenance
• Open the heating flow and return pipes, as well as the cold altering its approved status, only original unical spare parts water inlet valve (if closed previously). must be used. -
Page 34: Routine Yearly Verification Operations
ROUTINE YEARLY VERIFICATION OPERATIONS COMPONENT: VERIFY: CONTROL/INTERVENTION METH- does the valve modulate properly? the check is carried out in “calibration” (Gas valve) ( 3 ) mode, requesting 100% , 50%, and minimum modulation percentage. Check the modules flame. SM (flow sensor) ( 11 ) do the sensors maintain the 12571 ohm at 20°... - Page 35 D - Provisionally secure the flanged curve 5 to the cover (do not tighten the nuts completely 4) F - centre the burner between the electrodes, keeping the same distance (approximately 8-9 mm) E - Now completely secure the flange to the burner.
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Page 36: Adaptation To The Use Of Other Gas
4.3 - ADAPTATION TO THE USE OF OTHER GAS The boilers are produced for the type of gas specifically requested Gas Conversion upon ordering. NOTE! Further details in the section ‘‘Technical Information’’ on the boiler DANGER! page of the www.unicalag.it website The conversion for the operation of the boiler with a type of gas other than that specifically Adjust the GAS Min/Max pressure switches... -
Page 37: Programming Operating Parameters
4.4 - PROGRAMMING OPERATING PARAMETERS ATTENTION! Device management SELECTION Function reserved for After Sale Service Centers only. Select using knob ‘‘C’’ and press ‘‘A’’, to access the technical program of each device (requested password 0000). SELECTION SELECTION using knob ‘‘C’’, select symbol . - Page 38 Bmm parameters code Sym- description unit min. max. default Settings Enabled Services chSet cH#1: Set-point °c Local BuS address modbus Address modbus time-out sec. °Fahrenheit Input 0/10V Programmable Input #1 Pump: Post-circulation min. Pump: minimum control Pump: maximum control cH#1: minimum Set-point °c cH#1: maximum Set-point °c...
- Page 39 Bcm Parameters code Symbol description unit min. max. Imp. Fab. Enabled Services Gen: temp. max differential °K 50.0 Burner Hysteresis °K 20.0 cH#1: minimum Set-point °c 20.0 40.0 35.0 cH#1: maximum Set-point °c 45.0 85.0 80.0 Input 0/10V Programmable Input #1 Pump: Post-circulation min.
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Page 40: Wiring Diagram
4.5 - PRACTICAL CONNECTION wIRING DIAGRAM PF min Smoke pressure minimum pressure switch A1..A9 Services connectors PG min Gas minimum pressure switch SUP. E8 E8 supply (*) PG max Gas maximum pressure switch E. ACC. 1-2 Ignition electrode 1-2 Condensate level sensor E. RIL. Detection electrode Flow Sensor HSCP Heating controller T. ACC 1-2 Ignition Transformation 1-2 Boiler Power Supply Terminal Board Limit thermostat Diverter valve motor Gas valve Pump VM (A) - Page 41 GND 0-10V ING Analogical input 0-10 V 0-10V C.P.M. Modulating Pump Control ALARM SIGNAL Alarm Output Flow switch Comm P. COLL Boiler collector pump control INAIL Connection Comm P. CH Heating pump control Room thermostat Storage tank loading pump control P. car DHw S.temp ACC Storage Tank Temperature Sensor Common com.
- Page 42 4.6 - ERROR CODES When the boiler detects a fault, the alarm symbol is displayed You can reset the boiler by pressing on the screen with the relative error code and description. ‘‘A’’ from HScP, or by pressing RESEt from Bcm. ( Num ) = see key Par.
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Page 43: Release And Reset Error Codes
SPEED OUT OF check fan operation (18) and the connections CONTROL Alteration of the fan speed; the speed is not reached. SPEED OUT OF check fan operation (18) and the connections CONTROL Alteration of the fan speed; the speed is above that requested FACTORY PARAMETERS Press the unblock key;... - Page 44 S.p.A. info@unical-ag.com - export@unical-ag.com - 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 as deemed necessary or useful, without affecting their essential features.
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