Accorroni PLAY 24 Installation Manual
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Accorroni PLAY 24 Installation Manual

Wall-mounted gas condensing boiler for heating and dhw production
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Wall-mounted gas condensing boiler
for heating and DHW production
PLAY 24 - 28 - 32
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Summary of Contents for Accorroni PLAY 24

  • Page 1 Wall-mounted gas condensing boiler for heating and DHW production PLAY 24 - 28 - 32...
  • Page 2 Gentlemen, thanking you for the preference given to us in choosing and purchasing our boilers, we invite you to carefully read these instructions concerning the correct installation, use and maintenance of the aforementioned appliances. We inform the user that: 1. according to the provisions of Law no.46 of 5 March 1990: •...
  • Page 3 General notes for the installer, maintenance technician and user Questo libretto di istruzioni, che costituisce parte integrante ed essenziale del prodotto, dovrà essere consegnato dall’installatore all’utiliz- zatore che deve conservarlo con cura per ogni ulteriore consultazione. Questo libretto di istruzioni deve accompagnare l’apparecchio nel caso venga venduto o trasferito. This instruction booklet, which is an integral and essential part of the product, must be delivered by the installer to the user who must keep it carefully for any further consultation.
  • Page 4 Quick operating instructions The following instructions allow rapid ignition and adjustment of the boiler, for immediate use. These instructions assume that the boiler has been installed by an authorized installer, the first ignition has been carried out and the boiler has been set up for correct operation. If accessories have been installed on the boiler, these instructions are not sufficient for its correct operation.
  • Page 5 3.6. Electrical connections and wiring diagram............44 3.6.2. Models Play 24 - Play 28 - Play 32 .

  • Page 6: Table Of Contents

    17 - Available prevalence curves - Play 24 - 28....... .

  • Page 7: Fig. 1 - Control Panel

    1. Istruzioni per l’utente 1.1. Control panel fig. 1 A. Operating status selection key (Winter / Summer / Off). B. Alarms reset key and return to the initial page in the parameter selection. C. Heating hot water adjustment button. D. Domestic hot water adjustment key. E.
  • Page 8 SYMBOL FIXED FLASHING Indication of flame present. Symbol indicating heating. Display of the set or requested heating flow Symbol lit means function enabled; symbol off means temperature. disabled function. Display of temperatures, parameter values ​ ​ a nd anomalies. Indication of the need for manual RESET of the error. OT connection present.
  • Page 9 1.2. Selecting the operating mode By holding down the " " key for the cycle time, the "WINTER" modes are enabled in sequence and "OFF". , “SUMMER ” All buttons are active in this phase. With the "WINTER" mode active, both functions are active: preparation of domestic hot water and preparation of heating water. With the "SUMMER"...
  • Page 10 1.3. Heating and DHW temperature adjustment Pressing the sanitary button (D fig. 1) displays the temperature of the sanitary water. By pressing the " " (E fig. 1) or " " (F fig. 1) buttons, the temperature of the sanitary water is changed. During the modification, the SANITARY icon (7 fig.
  • Page 11 1.4. Display Information Menu - Counters - Errors 3 menus are available: - Information: version, temperature, pressure, power level, set point ... - Errors: history of the last 10 errors - Counters: number of burner operating hours, number of ignitions, number of faults. By keeping the “...
  • Page 12 N° DESCRIPTION DESC STEP MISTAKES Last error code displayed – – – Previous error code display – – – Previous error code display – – – Previous error code display – – – Previous error code display – – – Previous error code display –...
  • Page 13 1.5. Correspondence BOILER STATUS - LCD DISPLAY DISPLAY Normal operation Boiler selector in OFF position Boiler selector in SUMMER position No active function. The system flow temperature is displayed. Boiler selector in WINTER position No active function. The system flow temperature is displayed. Boiler selector in SUMMER position Sanitary function active The DHW delivery temperature is displayed and the “...
  • Page 14 Malfunction Water pressure too low / Wrong parameter setting Water pressure too high Guasto sonda NTC sanitario Heating NTC probe failure Fumes NTC probe failure Block due to smoke probe intervention Fan control anomaly Ignition failure Intervention of the safety thermostat Parasitic flame Lack of circulation Return NTC probe failure...
  • Page 15 Loss of flame for 6 consecutive times in request for heat Button anomalies OT communication error SGV opening time without flame error Richiesta calibrazione GAS Fume exhaust anomaly Heating NTC probe failure (ΔT error) Failure of the SGV management circuit SGV opening problem Block due to combustion anomaly at start-up (2) Problem on the SGV circuit...
  • Page 16 1.6. Anomalies that cannot be reset The display indicates the anomaly by flashing the relative error code (Table 4). Some faults can be reset with the “ ” button (B fig. 1), while others are self-resetting. See next paragraph (“Boiler release”). When the cause of the error disappears on the interface, the anomaly signal disappears.
  • Page 17 1.10. Operation of the boiler 1.10.1. Power on These instructions assume that the boiler has been installed by an authorized installer, the first ignition has been carried out and the boiler has been set up for correct operation. - Open the gas shut-off valve; - set the switch on the electrical system upstream of the boiler to the ON position.
  • Page 18 1.10.4.1. Delivery antifreeze function The flow antifreeze function has two phases: If the heating water temperature sensor measures a water temperature <TSP 38 + 2 °C, the boiler starts the circulators and stays on until the heating water temperature reaches a temperature> TSP 38 + 5 °C . In the event that the boiler goes into lockout, the circulation of the pump is guaranteed.

  • Page 19: Fig. 2 - Filling Cock

    1.11. Boiler lockout When operating anomalies occur, the boiler automatically shuts down. Refer to Table 3 and Table 4 to recognize the boiler operating status.To recognize the possible causes of the malfunction, see also paragraph “7. Technical problems table ”at the end of this booklet. Depending on the type of block found, proceed as described below.
  • Page 20 1.11.5. Alarm due to temperature probe malfunction In the event of a burner lockout due to a malfunction of the temperature probes, the following codes appear on the display: - E05 for the heating probe. In this case the boiler does not work. - E04 for the DHW probe (Play models only).
  • Page 21 The following potentials are available: - Play 24 with a heat input of 24 kW (heating) and 28 kW (sanitary) - Play 28 with a heat input of 28 kW (heating) and 31 kW (sanitary) - Play 32 with a thermal capacity of 32 kW (heating) and 34.5 kW (sanitary) All models are equipped with electronic ignition and ionisation flame control.

  • Page 22: Fig. 3 - Play 24 - Play 28 - Play 32 Dimensions

    2.2. Dimensions Play 24 - Play 28 - Play 32 Bottom view View from above Cold water inlet Domestic hot water outlet Gas inlet Return no heating system Siphon inspection cap Drain cock and safety valve drain Heating system delivery...

  • Page 23: Fig. 5 - Play 24 - Play 28 - Play 32 Hydraulic Diagram

    2.3. Hydraulic scheme Play 24 - Play 28 - Play 32 Condensate drain siphon Modulating gas valve Safety thermostat Flow temperature sensor Modulating fan Primary condensing exchanger Flue gas temperature probe Ignition and detection electrode Expansion vessel Fan control sensor...
  • Page 24 30/37 10,4 10,7 Table 6 - Play 24 calibration data Production of domestic hot water with ∆T of 30 °C = 12 l / min Production of domestic hot water with ∆T of 45 °C = 8.6 l / min Production of domestic hot water with ∆T of 25 °C = 15 l / min...
  • Page 25 16,4 Contact details: A2B Accorroni E.G. - Via d'Ancona, 37 - 60027 Osimo (AN) (*) High temperature mode: return temperature of 60 ° C at the entrance to the device and 80 ° C of use temperature at the exit of the device.
  • Page 26 17,2 Contact details: A2B Accorroni E.G. - Via d'Ancona, 37 - 60027 Osimo (AN) (*) High temperature mode: return temperature of 60 ° C at the entrance to the device and 80 °C of use temperature at the exit of the device.
  • Page 27 16,4 Contact details: A2B Accorroni E.G. - Via d'Ancona, 37 - 60027 Osimo (AN) (*) High temperature mode: return temperature of 60 °C at the entrance to the device and 80 °C of use temperature at the exit of the device.
  • Page 28 3. Instructions for the installer 3.1. Installation rules This boiler is of category II2H3B / P and must be installed according to the following laws and standards in force which are understood to be fully transcribed here: - Law n° 46 of 05/03/90 - Law n°...

  • Page 29: Fig. 7 - Installation Template

    O 80 OPTIONAL 008445013 SOLUTION A: wall installation with bracket supplied SOLUTION B: wall installation with template optional P P P P L L L L A A A A Y Y Y Y S S S S V V V V M M M M R R R R 3/4"...

  • Page 30: Fig. 8 - Support Brackets

    3.2.4. Assembling the boiler Before connecting the boiler to the pipes of the heating and sanitary system, it is necessary to carry out a thorough cleaning of the system itself. - Before putting a NEW system into service, clean it in order to eliminate metal processing and welding residues, oils and greases that may be present and which, reaching the boiler, could damage it or alter its operation.
  • Page 31 3.2.5. Ventilation of the premises The boiler has a sealed combustion chamber with respect to the environment in which it is installed, therefore it does not require any particular recommendation regarding the ventilation openings relating to the combustion air, as well as with regard to the room inside. of which it will have to be installed.
  • Page 32 To position the boiler exhaust terminals on the wall, in the cases prescribed by Presidential Decree no. 551 of 29/12/99, observe the distances indicated in the table and figure below. POSITIONING OF THE TERMINALS FOR "FORCED DRAFT" APPLIANCES (extracted from the UNI 7129 standard) Minimum Appliances with heat output POSITION OF THE TERMINAL...
  • Page 33 3.2.6.1. Configuration of the air intake/flue gas exhaust ducts Type B23 Boiler designed to be connected to a flue or to a combustion product discharge device outside the room in which it is installed. The air intake takes place in the installation room and the combustion products discharge takes place outside the room itself.The boiler must not be equipped with an anti-wind draft device, while it must be equipped with a fan upstream of the combustion chamber/heat exchanger.
  • Page 34 These values ​ ​ r efer to air intake/fume exhaust ducts made using original rigid and smooth pipes, supplied by the manufacturer. Type C13 Type C33 Play 24 Play 24 The minimum permitted length of horizontal coaxial pipes is 1 The minimum permissible length of vertical coaxial pipes is 1 meter excluding the first bend.The maximum permitted length of...

  • Page 35: Fig. 10 - Intake / Exhaust With Coaxial Ducts

    The minimum length of the air intake pipe must be 1 metre. The maximum permitted length of the pipes is 100 meters for the Play 24 models, of 43 meters for Play 28 models and 60 meters for Play 32 models.

  • Page 36: Fig. 12 - Intake / Exhaust With Separate Ducts

    Position alternative Gasket fig. 12 fig. 13 3.2.7. Chimney sweep function The boiler has a chimney sweep function which must be used to measure the combustion efficiency on site and to enter the subsequent combustion regulation phase. To activate the chimney sweep function, keep the “ ”...

  • Page 37: Fig. 15 - Condensate Drain

    3.2.9. Hydraulic connections Before installation, it is recommended to clean the system in order to eliminate any impurities that could come from the components and which could damage the circulator and the exchanger. HEATING The central heating flow and return must be connected to the boiler to the respective 3/4” M and R fittings (fig. 7). When sizing the heating circuit pipes, it is necessary to take into account the pressure drops induced by the radiators, by any thermostatic valves, by the radiator stop valves and by the configuration of the system.
  • Page 38 3.2.11. Selection of the operating range in heating The heating water temperature adjustment range depends on the selected operating range: - standard range: from 20°C to 80°C; - reduced range: from 20°C to 47°C. Using parameter P04 it is possible to select the climatic curve (only for operation with external probe). Parameter P21 modifies the operating range in heating.
  • Page 39 Default Default Default Default Default Default Default Default Settable Parameter 16 kW 16 kW 24 kW 24 kW 28 kW 28 kW 32 kW 32 kW value limits methane methane methane methane P2 - TSP02 0 - 1 Gas type P4 - TSP04 0 ÷...
  • Page 40 In fig. 16 shows the curves for a fictitious ambient temperature value of 20 °C. By changing the value of parameter P04, it is possible to select one of the curves shown in fig. 16. By modifying the fictitious temperature as previously described, the selected curve moves up or down by the same amount.
  • Page 41 3.2.15. TSP parameters that can be set from the interface and from Remote Control Parameter Settable values Default values Note 0 = instantaneous 1 = with boiler thermostat 0: PLAY P01 Boiler type selection 0 ÷ 8 2 = with cylinder temperature probe 1: PLAY SV 3 = heating only 1.
  • Page 42 Parameter Settable values Default values Note 0 = not modulated P46 Modulating pump speed selection 0 - 1 1 = automatic 60% ÷ 100% P47 ΔT selection for pump modulation (°C) 10 ÷ 40 0 = intermittent P48 Pump operation selection 0 - 1 1 = continuous P49 Enable OEM...

  • Page 43: Preliminary Checks

    3.3. Riempimento dell’impianto Once all the system connections have been made, the heating circuit can be filled. This operation must be carried out with caution, respecting the following phases: - open the radiator vent valves and make sure that the automatic valve in the boiler works; - gradually open the filler cock (fig.

  • Page 44: Fig. 17 - Available Prevalence Curves - Play 24 - 28

    Play 32 Q = Flow rate (l/h) H = Pavailable head (m.w.c.) 3.6.2. Models Play 24 - Play 28 - Play 32 Room thermostat ATTENTION: in hybrid systems with SMART GEST system, connect the terminals to the electrical panel supplied with the hybrid kits.

  • Page 45: Fig. 21 - Play Electronic Board Wiring Diagram

    3.6.3. Wiring diagram fig. 21...
  • Page 46 3.7. Adaptation to the use of other gases and burner adjustment The boilers are manufactured for the type of gas specifically requested when ordering, which is shown on the packing plate and on the boiler technical data plate. Any subsequent transformations must be carried out strictly by qualified personnel, who will use the accessories suitably prepared by the manufacturer and will carry out the modification operations and adjustments necessary for a good set-up.

  • Page 47: Check And Adjust The Gas Valve

    Mixer Gas pipe Gas valve fig. 22 3.7.3. Check and adjust the gas valve PREMISE The boiler, by means of the "BEST" function, automatically adapts combustion according to the installation conditions, therefore the following procedure must be carried out following the chimney sweep function if the gas calibration values ​ ​ d o not correspond to those on the rating plate or if the electronic board, the electrode, the fan or the gas valve have been replaced.

  • Page 48: Fig. 23 - Gas Valve

    fig. 23 fig. 24 VALUES OF CO IN THE FUMES Fuel Valore di CO min/max (%) Intervallo accettabile (%) 16 kW Methane 9,3 / 9,7 ±0,1 % 10,4 / 10,6 ±0,1 % 16 kW 24 kW Methane 9,3 / 9,8 ±0,1 % 10,4 / 10,7 ±0,1 %...
  • Page 49 “ ” (D fig. 1) is used to switch between the Power / O2 menu (for cycle time). “ ” or “ ” (F or E fig. 1) are used to increase / decrease the O2 value or change the system power (if the flame symbol flashes). Premere, per il tempo ciclo, il tasto “...

  • Page 50: Maintenance Program

    5. Maintenance Maintenance (and repair) operations must be carried out by qualified personnel. For maintenance and repair operations, the manufacturer advises its customers to contact the network of its Authorized Assistance Centers which are trained to perform the aforementioned operations in the best possible way. Proper maintenance of the boiler allows it to work in the best conditions, respecting the environment and in complete safety for people, animals and things.
  • Page 51 ATTENTION Gas boilers are electrical and electronic devices (EEE) and when they are decommissioned they become electrical and electronic waste (WEEE): as such they must be disposed of in compliance with current legislation. Gas boilers are classified as domestic appliances and must be disposed of together with washing machines, dishwashers and dryers (WEEE R2 waste).
  • Page 54 SUBJECT: Declaration of conformity for condensing heat generators The undersigned A2B ACCORRONI E.G., with headquarters in Osimo (AN), Via Ancona n.37 DECLARE under its sole responsibility, that the wall-mounted condensing boilers called PLAY (all versions and all powers) meet the provisions on tax deductions for energy redevelopment costs according to law 205/2017 (2018 budget law).
  • Page 56 A2B Accorroni E.G. s.r.l. Via d’Ancona, 37 - 60027 Osimo (An) - Tel. 071.723991 web site: www.accorroni.it - e-mail: a2b@accorroni.it...

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Play 28Play 32

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