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Installation Manual
(Translation of original
EN
language)
N421190A - Rev.00 - 04/2025
FULDA M1
5 M - 7 M - 9 M - 9 T
12 M - 12 T - 15 M - 15 T

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Summary of Contents for Innova FULDA M1

  • Page 1 Installation Manual (Translation of original language) N421190A - Rev.00 - 04/2025 FULDA M1 5 M - 7 M - 9 M - 9 T 12 M - 12 T - 15 M - 15 T...
  • Page 2 By following the suggestions contained in this manual, the product you have purchased will provide trouble free operation, giving you optimum room temperatures with minimum energy costs. INNOVA S.r.l. Conformity This unit complies with the European directives: • Directive 2012/96/EC (WEEE) on waste electrical and •...
  • Page 3: Table Of Contents

    TAbLE of CoNTENTS TABLE OF CONTENTS 1. Coding                                4 6.2 First start-up                  40 1.1 Product related coding             4 6.3 Adjustments                   41...
  • Page 4: Coding

    1.  CODING 1.1 Product related coding This instruction manual refers to the following product Check the correspondence with the technical rat- codes. ing plate on the product. See chapter "identifica- tion" p. 14. FULDA M1 PC2M05EC3II External PC2M07EC3II External PC2M09EC3II External...
  • Page 5: General Information

    2. GEnERal inFoRmation 2.  GENERALINFORMATION 2.1 About the manual  I nthefigures This manual was written to provide all the explanations for the correct management of the device. 1 The numbers indicate the individual components. This instruction manual forms an integral part of the A The capital letters indicate component assemblies.
  • Page 6: Manual Organisation

    2. GEnERal inFoRmation AuthorisedServiceCentre It contains the information to identify the product, its com- Expert and qualified person authorised directly by the ponents, compatible accessories and destination of use. manufacturer to carry out all routine and supplementa- Installation ry maintenance operations, as well as every adjustment, It is addressed exclusively to the installer.
  • Page 7: Basic Rules Of Security

    2. GEnERal inFoRmation 2.3 Basic rules of security Forbasicsafetyrulesconcerningtherefrigerant, It is forbidden to modify the safety or adjustment de- please refer to chapter       "Information on the vices, or adjust without authorisation and indications of refrigerantR290"p. 8. the Manufacturer.
  • Page 8: Information On The Refrigerant R290

    3. inFoRmation on thE REFRiGERant R290 3.  INFORMATIONONTHEREFRIGERANTR290 This section contains information and safety warnings spe- Physical characteristics of the refrigerant R290 cific to the use of the refrigerant R290. Security class (ISO 817) for more comprehensive information, please read the safety data sheet for the refrigerant used.
  • Page 9 3. inFoRmation on thE REFRiGERant R290 Working Procedure Refrigeration system checks Work must be carried out according to a controlled pro- Performthefollowingchecks: cedure so as to minimise the risk of flammable gases or • if an electrical component is replaced, the new one vapours being present during the work.
  • Page 10: Charging Procedures

    3. inFoRmation on thE REFRiGERant R290 • the use of silicone-based sealants may render certain • the detector is not a potential source of ignition and types of leak detection equipment less effective is suitable for the refrigerant Makesurethat: • leak detection equipment must be configured to a •...
  • Page 11: Security Area

    3. inFoRmation on thE REFRiGERant R290 Recovery • before recharging the system, the pressure must be tested with oxygen-free nitrogen When draining the refrigerant from a system for mainte- • at the end of charging, but before commissioning, nance or decommissioning reasons. the system is not leaking Makesurethat: •...
  • Page 12: C OnsiderBufferSpacesAndDirectionOfExpelledAir

    3. inFoRmation on thE REFRiGERant R290 • the refrigerant has a higher density than air, in the • canals, downpipes, manholes, pumping wells, sewer event of a leak the spilled refrigerant could accumu- networks, etc. late at ground level and in depressions There must be no ignition sources in the safety zone: •...
  • Page 13: Suspended Installation

    3. inFoRmation on thE REFRiGERant R290 3.4.4 Suspended installation 1800 The safety area is extended below the unit to the ground. 2400 3400 1000 The safety area is extended below the unit to the ground. 3.4.5 Suspended installation in a corner 2400 2900...
  • Page 14: Product Presentation

    4. PRodUCt PRESEntation 4.  PRODUCTPRESENTATION 4.1   I dentification the appliance can be identified by the rating plate: Technicalratingplate this shows the technical and performance specifications of Technical rating plate the appliance. According to EU Regulation No. 517/2014 concerning certain fluorinated greenhouse gases, it is mandatory to indicate the total amount of refrigerant present in the installed system.
  • Page 15: List Of External Components

    4. PRodUCt PRESEntation 4.4 List of external components Top panel Feet for floor mounting Side panel outlet grille 4.5 List of internal components Compressor outlet grille Heating kit (optional) Electrical panel Liquid receiver Degasser Primary circulation pump...
  • Page 16: Compatible Accessories

    4. PRodUCt PRESEntation 4.6 Compatible accessories Accessory description Combinable products Code Network controls Butler BUTLER: codes, accessories and price list in relevant section Configuration accessories Command (To be remote) Display kit GB1126II Heater kit Heating elements for heat pumps. 3 kW (2 + 1 kW selectable in steps) GB1127II (1) GB1128II (1) 12 M...
  • Page 17 4. PRodUCt PRESEntation Accessory description Combinable products Code Domestic hot water preparation tank Tank ACS 300 L - Heat exchanger surface ACS: 5,5 m², Dimensions (Ø x h): 650x1355 mm. With AI0632II 50 mm thick insulation made of rigid polyurethane λ=0.024 W/(mxk). Insulated tank designed Tank ACS 200 L - Heat exchanger surface ACS: 5,5 m², Dimensions (Ø...
  • Page 18: Installation

    5. inStallation 5.  INSTALLATION 5.1 Preliminary warnings Pleaserefertochapter"Informationontherefrig- During the installation, it is necessary to observe the erant R290" p.  8 for safety warnings concerning precautions mentioned in this manual, and on the la- therefrigerant. bels placed inside the equipment, as well as to adopt any precaution suggested by common sense and by the Fordetailedinformationontheproducts,referto Safety Regulations in force in the place of installation.
  • Page 19: Dimensions And Weights With Packaging

    5. inStallation 5.3 Dimensions and weights with packaging 05-M 07-M 09-M 09-T 12-M 12-T 15-M 15-T Models u.m. Width 1255 1255 1255 1255 1255 1255 1255 1255 Height 1064 1064 1400 1400 1400 1400 Total depth Weight 79,3 81,0 113,0 113,0 142,0 143,0...
  • Page 20: Storage

    5. inStallation 5.4.2 Movement methods The product can be handled as follows: Use a small balance to prevent the pressure of the belts • using a hoist or a crane damages the unit. • using a fork lift or a transpallet which can bear its weight 5.5 Storage 5.5.1 Preliminary warnings...
  • Page 21 5. inStallation Handle with care. The equipment must always be handled vertically. 5.6.2 Remove the package Removethepacking: ► cut the strapping ► remove the upper cover ► remove the packaging by pulling it upwards Accompanying material They are included with the appliance, inside the packaging: •...
  • Page 22: Removal Of Aesthetic Panels And Grilles

    5. inStallation 5.7 Removal of aesthetic panels and grilles Top panel Side panel fixing screws Hydraulic connection hatch Thenumberofscrewssecuringthetoppanelvar- ► lift and slide the top panel forward iesaccordingtothesizeoftheproduct. ► unscrew the fixing screws of the side panel ► lift and remove the side panel Toremovetheaestheticpanels: ►...
  • Page 23: Installation Site

    5. inStallation 5.8.2 Movement methods Tohandle: the unit is fixed to the pallet by means of 4 fixing screws. ► remove the fixing screws Use means suitable for the weight of the appliance and ► lift from the base of the packaging how it is to be handled.
  • Page 24: Installation Minimum Distances

    5. inStallation • a drain and a water supply nearby • fixing elements suitable for the type of support • a compliant power supply nearby 5.10 Installation minimum distances The clearance zones for the installation and maintenance make sure that there is sufficient space to allow the of the appliance are shown in the figure.
  • Page 25: Multiple Installation

    5. inStallation 5.10.2 Multiple installation Multiple installation is only possible with the addition of the Cascade Management Kit. Models 9 M / T 12 M / T 15 M / T Distance A ≥ 100 ≥ 100 ≥ 150 ≥ 150 ≥...
  • Page 26: Hydraulic Connections

    5. inStallation Positioning on the ground Vibration dampers (by installer) Raised positioning fixing screws Ground fixing Hydraulic connection entry Floor-fixing feet For dimensional information, refer to chapter • easy access is allowed to the hydraulic and electrical "Technicalinformation"p. 50 parts ► place the unit on a perfectly level surface To reduce vibrations, install appropriate vibration ►...
  • Page 27: Hydraulic Plant

    5. inStallation Make sure that the quantity of water in the primary If the appliance is connected in parallel with a boiler, circuit is greater than the minimum volume indicat- make sure that the temperature of the water circulating ed in chapter "Plant water content and minimum flow in the heat pump does not exceed 60 °C during oper- rate"...
  • Page 28: Connection To The System

    5. inStallation 5.12.4 Position and dimensions Hydraulic connection hatch For dimensional information, refer to chapter "Technicalinformation"p. 50 5.12.5 Connection to the system Preliminary warnings Hydraulic lines and joints must be thermally insulated. Insulate the water distribution piping with polyethylene foam or similar materials with a minimum thickness When pairing with FULDA H1 follow the instruc- tionsinthemanualoftheindoorunit.
  • Page 29: Hydraulic Connection Diagram

    5. inStallation Hydraulic connection diagram Plate exchanger Shut-off valves flow meter Plant drain cock Heating expansion tank (mandatory) automatic plant filling assembly 3-bar safety valve PP1 primary circulation pump Antifreeze valve (mandatory) Electric heating element (accessory) network water filter (mandatory) Pressure transducer Dirt separator (mandatory) motorised system shut-off valve (alternative to shut-off valves)
  • Page 30: Safety Valve

    5. inStallation 5.12.10 Antifreeze valve Condensate drain connection (not supplied) Itismandatorytoinstallanantifreezesafetyde- viceattheinletandoutletoftheappliance. The antifreeze safety device prevents the formation of ice in the hydraulic circuit avoiding possible damage to the machine and piping. Toconnect: ► place the condensate drainage connection (not sup- plied) ►...
  • Page 31: Filling The Plant

    5. inStallation 5.13 Filling the plant the plant must be filled once the hydraulic connections Unit of measure- Water content Concentration have been completed. ment Chlorides (Cl) < 50 5.13.1 Preliminary warnings Hydrogen sulphide (H2S) < 0,05 a filling system external to the unit must be provided. Well or groundwater not coming from an aqueduct All operations must be carried out with the machine should always be carefully analysed and, if necessary,...
  • Page 32 5. inStallation 5.14.1 Preliminary warnings Do not connect the appliance to earth using distribu- tion piping, surge arresters or to the telephone plant Pleaserefertochapter"Informationontherefrig- earth. Improper earthing can result in electric shock. erant R290" p.  8 for safety warnings concerning Momentary high-voltage surges caused by lightning or therefrigerant.
  • Page 33: Heating Elements

    5. inStallation 05-M 07-M 09-M 09-T 12-M 12-T 15-M 15-T Models u.m. Electrical data Power Supply V/ph/Hz 230/1/50 230/1/50 230/1/50 400/3/50 230/1/50 400/3/50 230/1/50 400/3/50 Maximum absorbed power 3,00 3,50 4,50 4,50 5,00 5,00 5,50 5,50 Maximum absorbed current 13,30 15,60 20,30 6,84...
  • Page 34 5. inStallation 5.14.3 Access to the electrical panel Top panel Electrical panel fixing screws Electrical connection entry Access to the electrical panel is only permitted to qual- Toaccess: ified personnel. ► Unscrew the fixing screws of the top panel ► lift and slide the top panel forward before carrying out any works, please ensure the power ►...
  • Page 35 5. inStallation Electrical panel aboard the unit Electrical panel for single-phase unit for models 5M - 7M Power supply connection terminal block Electrical panel for single-phase unit for models 9M - 12M - Control panel connection terminal block Connection terminal block for auxiliary contacts - outputs Electrical panel for three-phase units for models 9T - 12T - 15T Connection terminal block for auxiliary contacts - inputs Connection terminal block for heating elements...
  • Page 36 5. inStallation  P owersupplyconnectionterminalblock Power supply connection terminal block - single-phase Disconnect switch 230V AC Power supply connection terminal block - three-phase Power supply for single-phase unit Earth connection 400V AC Power supply for three-phase unit PE N L1 L2 L3 PE N L1 L2 L3 400V AC...
  • Page 37 5. inStallation  D escriptionofauxiliarycontacts Probeterminals PT1: connection of plant temperature probe PT1. for the cases of use, see the chapter on plant water management in the Control Panel manual. PT4: connection of domestic hot water storage tank temperature probe PT4. The probes are supplied with the unit.
  • Page 38: Control Panel

    5. inStallation Control Panel Connection entry Pre-cut for side entry of connections Display Connection terminal block base Slots for wall mounting built-in box type 503 for connection entry from behind             The Control Panel regulates and coordinates all the main •...
  • Page 39 5. inStallation  T erminalblockforwiring Unit connection terminal block Display connection Control panel connection terminal block Supervisor connection DIS-A Display A DIS-B Power supply Display b EXT-A Modbus connection Modbus connection EXT-B Modbus connection Modbus connection SUP-A Supervisor connection Display connection SUP-B Supervisor connection SUP-B...
  • Page 40: Putting It Into Service

    6. PUttinG it into SERviCE 6.  PUTTINGITINTOSERVICE 6.1 Preliminary warnings Pleaserefertochapter"Informationontherefrig- The customer must be present when the appliance is erant R290" p.  8 for safety warnings concerning tested and informed of the contents of the manual and therefrigerant. procedures.
  • Page 41: Pre-Starting Procedures

    6. PUttinG it into SERviCE 6.2.4 Pre-starting procedures InterventionALRM017 If the alarm ALRM 017 appears after the start-up of the cir- To facilitate commissioning, two special functions are avail- culation pump, check that able in the Installer Menu. • the plant valves are open When one of these functions is activated, the heat pump •...
  • Page 42: Primary Circulation Pump

    6. PUttinG it into SERviCE 6.4 Primary circulation pump the appliance uses a high-efficiency wet circulation pump, 2: Constant flow rate suitable for all heating and air-conditioning plants. 3: Δt constant the pump operation can be modified via parameter PF92 the following options can be activated: Pumpoperationissettoafixedspeedbydefault.
  • Page 43: Maintenance

    7. maintEnanCE 7.  MAINTENANCE Routine maintenance is essential to keep the device effi- cient, safe, and reliable over time. 7.1 Preliminary warnings Pleaserefertochapter"Informationontherefrig- ► wait for the components to cool down in order to erant R290" p.  8 for safety warnings concerning avoid any burns therefrigerant.
  • Page 44: Start-Up After Maintenance

    7. maintEnanCE filling the refrigeration circuit with a refrigerant other than the one indicated is forbidden. Using a different refrigerant gas can cause serious damage to the unit. 7.2.2 Start-up after maintenance After performing routine maintenance, pre-start ("Pre-start- ing procedures" p.  41) and start-up ("Start-up" p.  41) operations must be carried out.
  • Page 45: Troubleshooting

    8. tRoUBlEShootinG 8.  TROUBLESHOOTING 8.1 Preliminary warnings Fordetailedinformationonaccessoriespleasere- Followtheinstructionsbelow: fer to the "Configuration accessories" p.  48 sec- ► disconnect the device from power supply immediate- tion. Shouldyouencounteranyoftheanomaliesbelow: ► isolate the water supply • the ventilation does not start even if the water circuit ►...
  • Page 46: Troubleshooting Table

    8. tRoUBlEShootinG 8.4 Troubleshooting Table Correlated Correlated Activation Restoration Alarm Description Cause variables parameters conditions conditions Probe disconnected, Temperature probe PT1, PT4, PT5, ALRM 001 faulty or abnormal malfunction PT6, MT1-6 value Open pressure • Insufficient refrigerant charge Low-pressure switch ALRM 002 switch opening •...
  • Page 47 8. tRoUBlEShootinG Correlated Correlated Activation Restoration Alarm Description Cause variables parameters conditions conditions Geothermal exchange ALRM 018 flow switch trip ALRM 019 Sanitary flow switch trip ALRM 020 Source flow switch trip High temperature solar ALRM 021 tank • Set point setting too high High water temperature The maximum •...
  • Page 48: Configuration Accessories

    9. ConFiGURation aCCESSoRiES 9.  CONFIGURATIONACCESSORIES 9.1 Heater kit Gb1127II - Heating resistances for heat pumps. 3 kW (2 + 1 Gb1128II / Gb1129II - Heating resistances for heat pumps. kW selectable in steps). 6 kW (2 + 2 + 2 kW selectable in steps). 9.1.1 Electric connections The accessory is supplied installed and tested at the facto- ry.
  • Page 49 9. ConFiGURation aCCESSoRiES 9.1.2 Heating element safety systems Models 5 M / 7 M Heater kit Models 9 M-T / 12 M-T / 15 M-T The resistor kit is equipped with safety systems that inter- • safety thermostat with manual reset that intervenes vene to prevent over-temperature risks: in the event of temperatures exceeding 95 °C ±...
  • Page 50: Technical Information

    10. tEChniCal inFoRmation 10.  TECHNICALINFORMATION 10.1 Technical data 05-M 07-M 09-M 09-T 12-M 12-T 15-M 15-T Models u.m. Heating performances (A 7 °C BS; W 35 °C) Maximum heat output 7,61 9,43 12,52 12,52 17,19 17,19 19,21 19,21 Nominal heat power 5,11 6,68 8,71...
  • Page 51 10. tEChniCal inFoRmation 05-M 07-M 09-M 09-T 12-M 12-T 15-M 15-T Models u.m. Total absorbed power 1,02 1,73 1,92 1,92 2,78 2,78 3,58 3,58 3,66 3,09 3,52 3,52 3,20 3,20 3,04 3,04 P Design 3,75 5,35 6,60 6,60 9,00 9,00 11,00 11,00 SEER...
  • Page 52: Dimensions

    10. tEChniCal inFoRmation 10.2 Dimensions Models 5M - 7M Lateral view Rear view front view Top view 352,8 66,2 544,0 101,2 458,0 124,1 915,1 177,6 560,0 Models 9 M/T Lateral view Rear view front view Top view 82,1 762,0 382,8 68,4 488,0 155,5...
  • Page 53 10. tEChniCal inFoRmation Models 12 M/T - 15 M/T Lateral view Rear view front view Top view 1203,8 383,8 88,4 774,4 68,4 488,0 155,5 226,8 754,4 10.2.1 Weight 05-M 07-M 09-M 09-T 12-M 12-T 15-M 15-T Models u.m. Empty weight 67,3 69,0 101,0...
  • Page 54: Operating Limits

    10. tEChniCal inFoRmation 10.3 Operating limits Heating Water temperature in Water temperature out Cooling Water temperature in Water temperature out...
  • Page 55: Circulation Pump Graphs

    10. tEChniCal inFoRmation 10.4 Circulation pump graphs 10.4.1 Models 5M - 7M Curves refer to pump speed at 4500 rpm Available pressure Water flow rate H (kPa) 120,00 100,00 80,00 60,00 40,00 20,00 0,00 0,00 500,00 1000,00 1500,00 2000,00 2500,00 Q (L/h) 10.4.2 Model 9 M/T Curves refer to pump speed at 4500 rpm...
  • Page 56 10. tEChniCal inFoRmation 10.4.3 Model 12 M/T - 15 M/T Curves refer to pump speed at 4500 rpm Available pressure Water flow rate H (kPa) 140,00 120,00 100,00 80,00 60,00 40,00 20,00 0,00 0,00 500,00 1000,00 1500,00 2000,00 2500,00 3000,00 3500,00 4000,00 Q (L/h)
  • Page 57: System Log Box

    11. SyStEm loG Box 11.  SYSTEMLOGBOX 11.1 System log box 01. Registro dell’impianto Obbligo di documentazione Tutti gli interventi eseguiti sulla pompa di calore, come manutenzione, riparazione o prova di tenuta, devono essere documentati e la relativa documentazione deve essere conservata per cinque anni.
  • Page 58 11. SyStEm loG Box . Registro dell’impianto I seguenti dati relativi - Dati dell’impianto all'impianto vanno - Tipo e caratteristiche dell’acqua di riempimento documentati: - Rapporti su riparazioni e manutenzioni - Quantità di refrigerante Dati dell’impianto: _____________________________________________________________ Nome del conduttore dell’impianto _____________________________________________________________ Indirizzo _____________________________________________________________...
  • Page 59 11. SyStEm loG Box 03. Registro dell’impianto Sul circuito frigorifero della pompa di calore sono stati eseguiti i seguenti interventi di manutenzione e prove di tenuta ai sensi della normativa (del regolamento (CE) n. 303/2008 - Categoria I): Data - Risultati della manutenzione Nome dell’azienda Firma del tecnico - Refrigerante prelevato / aggiunto (in kg)
  • Page 60 INNoVA S.r.l. Via I Maggio 8 - 38089 Storo (TN) - ITALY tel. +39.0465.670104 – fax +39.0465.674965 info@innovaenergie.com...

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