Galletti HWMC 10 EC, Installation, Use And Maintenance Manual

Page 1: ...HWMC 10 kW 29 kW Total heat recovery reversible multi purpose heat pumps DC INVERTER INSTALLATION USE AND MAINTENANCE MANUAL GB...

Page 2: ...recovery 29 5 4 Operating limits only in DHW production 29 5 5 Thermal carrier fluid 29 6 CONTROL AND SAFETY DEVICES 30 6 1 Control devices 30 6 1 1 Service thermostat 30 6 1 2 Control device settings...

Page 3: ...Galletti S p A via L Romagnoli 12 a 40010 Bentivoglio BO Italia The unit data are reported on the rating label in this page THE LABEL SHOWS THE FOLLOWING DATA Series and size of the unit Date of manuf...

Page 4: ...ll not accept any liability for injury or damage resulting from improper use of the equipment or failure to comply with the directions provided in this manual and on the unit itself It is mandatory to...

Page 5: ...tioning as a traditional heat pump air evaporation on the heat exchanger side and water condensation on the dedicated plate heat exchanger on the system side 4 Domestic hot water production in wintert...

Page 6: ...system DHW side 5 2 EC pumps system DHW side 6 Field 3 Inertial buffer tank 0 Absent 0 Present system side S Field 4 Auxiliary contacts 0 Absent 0 User tank sensor 1 External electric heating element...

Page 7: ...7 HWMC HWMC 10 EC PUMPS All copying even partial of this manual is strictly forbidden RG66008809 Rev 00 1 THE SERIES HWMC 1 3 DESCRIPTION OF COMPONENTS Description 12 Circulation pump HWMC 10 EC PUMPS...

Page 8: ...Fan 4 Water differential pressure switch no 1 fan compartment 5 Automatic air vent valve 6 Expansion tank fan compartment 7 Buffer tank 8 Refrigerant solenoid valve 9 Electronic thermostatic valve 10...

Page 9: ...9 HWMC HWMC 13 18 EC PUMPS All copying even partial of this manual is strictly forbidden RG66008809 Rev 00 1 THE SERIES HWMC 1 3 DESCRIPTION OF COMPONENTS Description 12 Circulation pump...

Page 10: ...3 Fan 4 Water differential pressure switch no 1 fan compartment 5 Automatic air vent valve 6 Expansion tank fan compartment 7 Buffer tank 8 Refrigerant solenoid valve 9 Electronic thermostatic valve 1...

Page 11: ...23 29 FANS HWMC 23 29 EC PUMPS All copying even partial of this manual is strictly forbidden RG66008809 Rev 00 1 THE SERIES HWMC 1 3 DESCRIPTION OF COMPONENTS Description 12 Circulation pump HWMC 23...

Page 12: ...exchanger 3 Fan 4 Water differential pressure switch 5 Automatic air vent valve 6 Expansion tank fan compartment 7 Buffer tank 8 Refrigerant solenoid valve 9 Electronic thermostatic valve 10 Water saf...

Page 13: ...DIAGRAMS HWMC EVAPORATOR AND PUMP HWMC EVAPORATOR Legend VR Filling valve VS Safety valve EV Evaporator PD Differential pressure switch MA Water pressure gauge VAS Air vent valve VE Expansion tank P P...

Page 14: ...ifferential pressure switch MA Water pressure gauge VAS Air vent valve VE Expansion tank P Pump RS Drainage valve RC Water filling cock VU Check valve SA Buffer tank 1 THE SERIES HWMC 1 4 PLUMBING DIA...

Page 15: ...ND DUAL PUMP HWMC EVAPORATOR DUAL PUMP AND TANK Legend VR Filling valve VS Safety valve EV Evaporator PD Differential pressure switch MA Water pressure gauge VAS Air vent valve VE Expansion tank P Pum...

Page 16: ...r removing the unit from the pallet handle it gently without applying excessive pressure on the side panels finned coil and fan grille You should collect and separate the packing materials wood cardbo...

Page 17: ...male 3 Water outlet 1 female 2 Sanitary hot water outlet 1 female 5 Safety valve discharge outlet with rubber ring holder 6 Water supply male optional tap 7 Water drainage female 8 Sanitary hot water...

Page 18: ...le 3 Water outlet 1 female 2 Sanitary hot water outlet 1 female 5 Safety valve discharge outlet with rubber ring holder 6 Water supply male optional tap 7 Water drainage female 8 Sanitary hot water dr...

Page 19: ...e section on installation clearance requirements This device is not intended to be used by children or by people with physical sensoryormentalimpairments exceptundersupervision Make sure that children...

Page 20: ...anual is strictly forbidden RG66008809 Rev 00 2 INSPECTION HANDLING DIMENSIONS AND SITING 2 4 SITING 2 4 1 INSTALLATION CLEARANCE REQUIREMENTS COIL PLUMBING CONNECTION SIDE ELECTRIC CONTROL BOARD COIL...

Page 21: ...ven partial of this manual is strictly forbidden RG66008809 Rev 00 2 INSPECTION HANDLING DIMENSIONS AND SITING 2 5 POSITIONING OF VIBRATION DAMPERS ACCESSORY HWMC NO OF VIBRATION DAMPERS 10 18 4 23 29...

Page 22: ...ANDATORY on the pipes feeding the unit in proximity to the latter a mechanical filter supplied as standard FM MANDATORY and a check valve VNR on the supply line upstream from the filling tap RC an air...

Page 23: ...ontinue filling until the pressure gauge reading is 1 5 bars Warning Heating cooling system circuit and domestic hot water system circuit are separated To fill the DHW system use a heat storage tank b...

Page 24: ...DHW must be connected directly to the buffer tank without interposed coil in this way the water content of the buffer tank will be sufficient to ensure the proper operation of the unit heat transfer t...

Page 25: ...table shown below installed as close as possible to the unit For the unit power supply line use H07RN F type flexible cables having the cross sectional area shown in the table HWMC 010M 013 018 023 02...

Page 26: ...als of the electric control panel at the terminals 50 24V where an interface with a voltage free contact is desired a relay must be fitted by the installer DIAGRAM SHOWING HWMC ELECTRICAL CONNECTIONS...

Page 27: ...roperlymadeaccording to the indications given on the plates to be found on the unit itself water inlet water outlet etc Make sure that the pump is not blocked Make sure that the water circuit is duly...

Page 28: ...mp min max min max Inlet water temperature C 8 20 1 25 42 Outlet water temperature C 5 19 28 58 2 Water temperature differential C 3 8 3 8 Outdoor air temperature C 10 3 48 10 35 1 For transitory peri...

Page 29: ...0 30 40 Air temp C DHW out water temp C All copying even partial of this manual is strictly forbidden RG66008809 Rev 00 5 OPERATING LIMITS 5 3 OPERATING LIMITS IN DHW TOTAL HEAT RECOVERY 5 4 OPERATING...

Page 30: ...approximately 5 minutes 6 1 2 CONTROL DEVICE SETTINGS Control devices Set point min max differential Service thermostat C 7 5 15 2 outlet water temp cooling mode Service thermostat C 45 25 53 2 outlet...

Page 31: ...hen working in proximity to finned coils since the aluminium fins are extremely sharp and can cause cuts Warning Never attempt to access internal parts of the unit without having first disconnected it...

Page 32: ...W kW 13 00 17 20 25 00 29 70 40 00 Total COP 6 99 7 29 6 29 7 02 6 43 Heating mode system DHW Heating capacity 2 kW 11 40 14 90 21 50 25 60 33 70 Power input 2 kW 3 44 4 34 7 51 8 05 12 00 COP 3 30 3...

Page 33: ...ss 8 Solenoid valve 9 High pressure switch 10 Low pressure switch 11 High pressure gauge 12 Low pressure gauge 13 Service connection 14 Differential pressure switch 15 Check valve 16 4 way valve 17 Li...

Page 34: ...V1 V2 All copying even partial of this manual is strictly forbidden RG66008809 Rev 00 10 COOLING CIRCUIT DIAGRAMS 10 1 BASIC COOLING CIRCUIT LAYOUT OF HWMC CHILLING UNITS WITH ELECTRONIC VALVE DHW SI...

Page 35: ...opying even partial of this manual is strictly forbidden RG66008809 Rev 00 10 COOLING CIRCUIT DIAGRAMS 10 2 COOLING CIRCUIT LAYOUT OF HWMC 10 29 CHILLING UNITS WITH ELECTRONIC VALVE DHW SIDE SYSTEM SI...

Page 36: ...X X U Antifreeze Alarm circuit 1 Not enabled by antifreeze thermostat Check the water temperature Checking the antifreeze setting X X S Evaporator Inlet Temp Sensor Alarm Antifreeze sensor defective...

Page 37: ...e dirt from the coil X S LOW Pressure Alarm trig gered by sensor circuit 1 Presence of frost on the evapora ting coil See item O X U LOW Pressure Alarm trig gered by sensor circuit 1 Evaporator fan no...

Page 38: ...S Compressor does not provide the rated heating capacity Check and replace or overhaul X X Liquid filter clogged Replace M The unit works regularly but with an insufficient capacity X X S Low level o...

Page 39: ...tale documento fare richiesta alla sede Galletti Tel 051 8908111 Fax 051 8908122 e mail assistenza galletti it NS APPUNTAMENTO L assistenza Galletti organizzer l intervento facendovi contattare dal Ce...

Page 40: ...www galletti it 40010 Bentivoglio BO Italy Via Romagnoli 12 a Tel 39 051 8908111 Fax 39 0518908122 Company UNI EN ISO 9001 and OHSAS 18001 certified...