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HiDew SPR Use, Maintenance And Installation Manual

Dehumidifier for swimming pools with high efficiency recovery unit
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SPR
Dehumidifier for swimming pools with high efficiency recovery unit
STR
Dehumidifier for swimming pools with high efficiency recovery unit
and temperature control
USE, MAINTENANCE AND
INSTALLATION MANUAL

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  • Page 1 w w w. hi d e w. i t in f o @ h id e w. i t Dehumidifier for swimming pools with high efficiency recovery unit Dehumidifier for swimming pools with high efficiency recovery unit and temperature control USE, MAINTENANCE AND INSTALLATION MANUAL...
  • Page 2 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit Reproduction of this document, in whole or in part, is strictly forbidden without written permission of HiDew S.r.l. User manual - Rev 06...
  • Page 3 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit SPR - STR READ THIS MANUAL CAREFULLY BEFORE USING THE UNIT Dear Customer, thank you for choosing our product. We are pleased to provide you with this manual to obtain the best use of our prod- uct, and for maximum comfort and increased safety.

  • Page 4: Table Of Contents

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit TABLE OF CONTENTS INTRODUCTION ���������������������������������������������������������������������������������������������������������������������������������������������� 5 1.1 LiabiLity .......................................6 1.2 OPERatiNGRULES..................................6 1.3 iNtENDEDUSE....................................7 1.4 RESiDUaLRiSkaREaS ..................................7 1.5 iNtERVENtiONaNDMaiNtENaNCE ..............................8 1.6 GENERaLSaFEtyRULES ..................................9 DESCRIPTION OF THE PRODUCT ������������������������������������������������������������������������������������������������������������������ 10 2.1 SERiES......................................10 2.2 aiRFLOw .

  • Page 5: Introduction

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit INTRODUCTION This manual indicates the intended use of the unit and provides instructions on transportation, installation, assembly, adjustment and use. It pro- vides information on maintenance, ordering spare parts, the presence of residual risks and personnel training.

  • Page 6: Liability

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 1.1 LIABILITY The unit is covered by the warranty in accordance with the contractual agreements established at the time of sale. The manufacturer is deemed exempt from any liability and obligation, and the warranty required by the sales contract will be voided for any acci-...

  • Page 7: IntendedUse

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 1.3 INTENDED USE The SPR units are dehumidifiers for swimming pools with a heat recovery unit which dehumidify the intake air and exchange exhaust air extracted inside with clean air taken from the outside.

  • Page 8: InterventionAndMaintenance

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 1.5 INTERVENTION AND MAINTENANCE It is important to remember that the user manual can never replace adequate user experience. This manual represents a reminder of the main activities to be performed by operators who have received specific training, for example by attending training courses held by the manufacturer, with reference to particular maintenance operations.

  • Page 9: GeneralSafetyRules

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 1.6 GENERAL SAFETY RULES 1.6.1 WEARING PROTECTIVE CLOTHING Every operator must use personal protective equipment such as gloves, helmet, safety gog- gles, safety shoes and noise protection ear muffs.

  • Page 10: Description Of The Product

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit DESCRIPTION OF THE PRODUCT The SPR-STR units have been designed to be used in small, medium and large swimming pools where the control of the levels of humidity and/or prevention of condensation is required, even 24/7 and where a constant change of air is necessary.

  • Page 11: AirFlow

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 2.2 AIR FLOW The SPR and STR series dehumidifiers have been designed to dehumidify, heat, cool and renew air (recovering hot exhaust air) from the installation sites. 2.2.1  Position of components...
  • Page 12 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 2.2.1 Renewal airflow selection Renewal airflow is settable in the user menu, it could vary from 0 to 100 %, with step of 5%. Some models present a maximum renewal airflow lower than the nominal one. The percentage is expressed on the maximum renewal airflow.

  • Page 13: InternalComponents

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 2.4.2 Only renewal Unit supplies only renewal outdoor air. Both fans are switched on, renewal damper is open, recirculation damper is closed, air treatments are switched off. Maximum renewal airflow is indicated in the technical tables.

  • Page 14: OptionsAvailable

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 2.5 OPTIONS AVAILABLE 2.5.1 External version The unit can be installed externally thanks to structural and electrical modifications, thus avoiding the need for a dedicated technical room. 2.5.2 G4 efficiency air filter This filter, which replaces the polyurethane model in the dehumidifier, increases air purification and treats the dust particles more efficiently.
  • Page 15 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 2.5.15 Remote user terminal Additional, wall-mounted device which controls the functions of the dehumidifier. The built-in electronic control and the remote terminal are identical in size, appearance and electronics (hardware).

  • Page 16: OperatingLimits

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 2.6 OPERATING LIMITS Outside the limits indicated below, unit operation is not guaranteed. External air temperature [°C] Air humidity [°C] Static defrost operational limit Additional operational limit with hot gas defrost option installation The graph refers to the values read on the inlet side of the evaporating coil.

  • Page 17: Advanced User Terminal

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit ADVANCED USER TERMINAL TASTO ALARM FRECCIA SU ↑ TASTO ENTER TASTO PRG ↵ TASTO ESC FRECCIA GIU’ ↓ All the software for managing and optimising the refrigerant circuit, the electronic and electro-mechanical components is implemented and devel- oped in-house by a highly specialised team.

  • Page 18: MainPage

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 3.2 MAIN PAGE Indication of dehumidifier status: unit ON • unit OFF by display • unit OFF by contact (switched off remotely) • unit OFF by time bands •...
  • Page 19 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 3.1.4 User menu pages USE OF THE KEYS DURING PAGES BROWSING use the ↑ ↓ keys to scroll through the lines • press Enter ↵ to access the highlighted menu •...
  • Page 20 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 3.1.5 Settings It is possible to choose (installermenu) between two temperature set: “Single set” or “Seasonal set”. With “Single set” the screen will be A, with “Seasonal set” the screen “Seasonal set”...

  • Page 21: Software Info

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 3.1.10 Unit Status - details Only visualization pages. Some pages and parameters are shown depending on options and unit model. Water inlet: inlet coil water temperature Water battery: outlet coil water temperature Following pages are shown depending on unit version, furthermore from model 1100 two pages are shown “Status Circuit 1”...

  • Page 22: TimeBandSettings

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 3.4 TIME BAND SETTINGS From the home page, with the ↑ ↓ keys, scroll through the pages and go to the CLOCK/TIME BANDS page Press Prg Set date and time and then configure the time bands.
  • Page 23 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 3.4.2 Adjusting the time bands The control manages the time bands in 2 programs: weekdays and weekends. Each program allows you to manage the settings for on/off, temperature, humidity and air exchange.
  • Page 24 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit Set the temperature for each time band Thispageisshownonlyifitispresentatemperaturecontroloption. Set the air renewal for each time band Settings pages for the weekends are same as the pages for the weekdays.

  • Page 25: Technical Data

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit TECHNICAL DATA 4.1 TECHNICAL DATA TABLE 4.1.1 Frame 2 Model Compressor type Rotary Rotary Rotary Scroll Refrigerating Refrigerating circuits Circuit Refrigerant type R410A R410A R410A R410A Dehumidification capacity l/24h Haet recovery unit efficiency in winter Thermodin.
  • Page 26 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.1.2 Frame 3 Model Compressor type scroll scroll scroll Refrigerating Refrigerating circuits Circuit Refrigerant type R410A R410A R410A Dehumidification capacity l/24h Haet recovery unit efficiency in winter Thermodin.
  • Page 27 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.1.3 Frame 4 Model Compressor type scroll scroll scroll Refrigerating Refrigerating circuits Circuit Refrigerant type R410A R410A R410A Dehumidification capacity l/24h Haet recovery unit efficiency in winter Thermodin.
  • Page 28 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.1.4 Frame 5 Model Compressor type scroll scroll Refrigerating Refrigerating circuits Circuit Refrigerant type R410A R410A Dehumidification capacity l/24h Haet recovery unit efficiency in winter Thermodin. performance Thermal capacity recovered in winter...
  • Page 29 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.1.5 Frame 6 1100 1400 Model Compressor type scroll scroll Refrigerating Refrigerating circuits Circuit Refrigerant type R410A R410A Dehumidification capacity l/24h 1120 1350 Haet recovery unit efficiency in winter Thermodin.
  • Page 30 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.1.6 Frame 7 1500 1700 1900 2200 Model Compressor type scroll scroll scroll scroll Refrigerating Refrigerating circuits Circuit Refrigerant type R410A R410A R410A R410A Dehumidification capacity l/24h 1480...
  • Page 31 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.1.7 Frame 8 3000 4500 Model Compressor type scroll scroll Refrigerating Refrigerating circuits Circuit Refrigerant type R410A R410A Dehumidification capacity l/24h 2960 4650 Haet recovery unit efficiency in winter Thermodin.

  • Page 32: PerformanceCurve

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.2 PERFORMANCE CURVE 4.2.1 Frame 2 0100 0130 Temperature [ °C ] Temperature [ °C ] 0190 0160 Temperature [ °C ] Temperature [ °C ] 4.2.2 Frame 3 0260...
  • Page 33 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.2.5 Frame 6 1100 1400 1600 1800 1600 1400 1400 1200 1200 1000 1000 Temperature [ °C ] Temperature [ °C ] 4.2.6 Frame 7 1500 1700 2000 2500...

  • Page 34: OperationalDiagram

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.3 OPERATIONAL DIAGRAM 4.3.1 SPR single-circuit 4.3.2 SPR dual-circuit compressor water post-heating coil [optional] high-pressure switch 3-way water valve [optional] low-pressure switch fan/fans condensing coil external condensate coil including fan...
  • Page 35 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.3.3 STR single-circuit compressor high-pressure switch low-pressure switch condensing coil dehydrating filter flow indicator liquid solenoid valve thermostatic valve, evaporating coil high-pressure gauge [optional] low-pressure gauge [optional] hot gas defrost solenoid valve [optional]...
  • Page 36 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 4.3.4 STR dual-circuit User manual - Rev 06...

  • Page 37: Maintenance And Troubleshooting

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit MAINTENANCE AND TROUBLESHOOTING 5.1 TROUBLESHOOTING 5.1.1 Signalling faults Alarms on the units with advanced control are signalled when the alarm bell button, next to the display, comes on. 5.1.2 Troubleshooting On the next pages you will find a list of the most common reasons that may cause the unit to block or, at least, malfunction.

  • Page 38: PeriodicMaintenance

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit FAULT ANALYSIS OF POSSIBLE CAUSES CORRECTIVE ACTIONS Ventilation alarm There is a problem on a fan Call a specialised technician Check if the filters, recovery unit and heat exchange coils are clean.

  • Page 39: MaintenanceTable

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 5.3 MAINTENANCE TABLE Esecution of maintenance operations indicated in the table allows to: Grant constant performance in the time • Keep unit in good conditions in order to prevent deterioration •...

  • Page 40: Decommissioning The Plant

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit DECOMMISSIONING THE PLANT When the unit reaches the end of its working life and must be removed and replaced follow the indications below. refrigerant gas contained should be recovered by specialised personnel and sent to a waste collection facility;...

  • Page 41: Installation

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit INSTALLATION 7.1 PREAMBLE 7.1.1 Inspection On receiving the unit, check for any damage: the machine left the factory in perfect conditions; immediately report any signs of damage to the carrier and note them on the “Delivery Slip”...

  • Page 42: Placement

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.2 PLACEMENT Units are designed for INDOOR installation (except unit with outdoor version), fixed position. Reduce vibration transmission installing antivibration devices on supporting points and/or flexible joints on hydraulic/aeraulic connections.

  • Page 43: Hydraulic,ElectricAndRefrigerantConnections

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.4 HYDRAULIC, ELECTRIC AND REFRIGERANT CONNECTIONS 7.4.1 Hydraulic connection Do not distort the hydraulic connections for the unit under any circumstances. Block the unit connections with a spanner and then, turn the hydraulic coupling connections with another.

  • Page 44: RefrigerantConnections(StrOnly)

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.5 REFRIGERANT CONNECTIONS (STR ONLY) 7.5.1 Instructions for connecting the external condenser The IT and ST units have an external condenser which allows the excess heat to be disposed of externally and air condition the room.
  • Page 45 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit User manual - Rev 06...
  • Page 46 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.5.3 Example: Unit: STR 2200 Line length: 28 metres (10 vertical metres) The following values are determined from the table: Inlet line diameter: 1 1/8” (28.6mm) • Liquid line diameter: 7/8” (22.2mm) •...
  • Page 47 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit Minimum Minimum External Radius of Commercial copper σs thickness thickness diameter curvature category thickness straight bend N/mm2 A3 P3 0.85 0.179 0.285 A3 P3 0.85 0.239 0.265 A3 P3 0.85...
  • Page 48 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.5.6 Inlet line installation (Condenser below evaporator/compressor) Compressor position Inlet line gradient between 2° and 3° to prevent oil returning to the compressor during stop phases ERROR: oil can accumulate here! Liquid line: no precautions.

  • Page 49: Commissioning

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.6 COMMISSIONING 7.6.2 Crankcase heater (ompressor) Before switch on the unit, supply compressor crankcase heater for at least 24 hours before compressor starting (completely supplied unit, but switched off).

  • Page 50: Installer Menu

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.8 INSTALLER MENU Some parameters modify relevantly unit operation. MODIFY ONLY IF IT IS NECESSARY� 7.8.1 Installer Menu To access the installer menu follow the procedure described: From the main screen press the key Prg to visualize the “Password screen”...

  • Page 51: Rs485 Serial Port

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.8.5 Static defrost / Hot gas defrost* * In questa pagina è possibile impostare i parametri dello sbrinamento: statico (di serie) o a gas caldo (se presente l’opzione).

  • Page 52: CalibrationAndCanalization

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 7.8.3 Water temperature set for electrical heater* * This page is shown only if: • Present hot or chilled water coil mode “Cooling and heating” • Present electrical heater...
  • Page 53 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit Press key Enter ↵, it is possible to modify with keys ↑ ↓ the supply fan speed (fan A) and so the airflow. Before modifying the parameter, measure with an anemometer the inlet airflow (see the picture, point 1) and verify that it corresponds to the airflow shown on the screen.

  • Page 54: Controls Frequency According To Reg. Fgas 517/2014 Ue And Italian Dpr 146/2018

    SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit CONTROLS FREQUENCY ACCORDING TO REG. FGAS 517/2014 UE AND ITALIAN DPR 146/2018 8.2 MODEL SPR Size Refrigerant Type of circuit Leakage check frequency charge t equiv CO 0100...
  • Page 55 SPR - STR – Dehumidifier for swimming pools with high efficiency recovery unit 8.4 INFORMATION ABOUT CONTROLS Units that require obligatory inspection must only be serviced by companies that prove to be F-GAS certified or who delegate the intervention to F-GAS certified personnel.
  • Page 56 HiDew S.r.l. info@hidew.it - www.hidew.it Operational Headquarter Via dell’Artigianato, 5 - 35026 - Conselve (PD) - Italy Tel +39 049 9502511 Registered Office Viale Spagna, 31/33 - 35020 - Tribano (PD) - Italy Tel +39 049/9588511 - Fax +39 049/9588522...

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