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Summary of Contents for gassero GSR-20-HC
- Page 1 COMMERCIAL HEAT PUMP INSTALLATION AND USER MANUAL GSR-20-HC GSR-30-HC GSR-38-HC GSR-45-HC GSR-63-HC...
- Page 2 Before installing/mounting the heat pump please read this user manual carefully! Otherwise heat pump may be damaged, which may result in serious injury or even death for service personel and user. Heat pump shall be installed and start up by qualified personel approved by GASSERO.
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Page 3: Notes / Precautions
FEATURES/BENEFITS Wide Application Ranges The domestic hot water heat pump is designed for offering central hot water for bigger houses, as well as commercial buildings such as hotels, offices, schools, hospitals, apartments etc. The hot water outlet range is wide from 20℃ to 60℃, meeting demands for most hot water project. The performance is at wide ambient temperature range from -10~43℃. -
Page 4: Model Number Nomenclature
MODEL NUMBER NOMENCLATURE GSR-30-HC Commercial Heat Pump (Heating / Cooling) Capacity (20 kW-30kW-38kW-45kW-63kW) TECHNICAL DATA 4.1. TECHNICAL TABLE GSR-20-HC GSR-30-HC GSR-38-HC GSR-45-HC GSR-63-HC Heating Capacity Power Supply V/Ph/Hz 380/3/50 380/3/50 380/3/50 380/3/50 400/3/50 Input Power 4,55 10,8 Running Current 7,83... - Page 5 DIMENSION GSR-20-HC GSR-30-HC / GSR-38-HC / GSR-45-HC MODEL L (mm) W (mm) H (mm) A (mm) B (mm) GSR-20-HC GSR-30-HC 1450 GSR-38-HC 1450 1064 GSR-45-HC 1450 1266 High Pressure Gauge Low Pressure Gauge High Pressure Gauge (system2) Low Pressure Gauge (system 2)
- Page 6 GSR-63-HC MODEL L (mm) W (mm) H (mm) A (mm) B (mm) GSR-63-HC 2150 1291 757,5 High Pressure Gauge (system1/system2/system3) Low Pressure Gauge (system 1/system2/system3) Wire Controller Cable Hole Power Cable Hole Water Outlet Water Inlet...
- Page 7 PERFORMANS EĞRİLERİ GSR-20-HC Heating CapacityCurves Isıtma Kapasitesi Eğrileri 1. Return Water Dönüş Suyu Temp. 30° C Sıc. 30°C 2. Return Water Dönüş Suyu Temp. 35° C Sıc. 35°C 3. Return Water Dönüş Suyu Temp. 40° C Sıc. 40°C 4. Return Water Dönüş...
- Page 8 GSR-30-HC Heating CapacityCurves Isıtma Kapasitesi Eğrileri Isıtma Kapasitesi Eğrileri 1. Return Water Dönüş Suyu Temp. 30° C Sıc. 30°C 2. Return Water Dönüş Suyu Temp. 35° C Sıc. 35°C 3. Return Water Temp. 40° C Dönüş Suyu Sıc. 40°C 4. Return Water Temp.
- Page 9 GSR-38-HC Heating CapacityCurves Isıtma Kapasitesi Eğrileri 1. Return Water Dönüş Suyu Temp. 30° C Sıc. 30°C 2. Return Water Dönüş Suyu Temp. 35° C Sıc. 35°C 3. Return Water Dönüş Suyu Temp. 40° C Sıc. 40°C 4. Return Water Temp. 50° C Dönüş...
- Page 10 GSR-45-HC Heating CapacityCurves Isıtma Kapasitesi Eğrileri 1. Return Water Dönüş Suyu Temp. 30° C Sıc. 30°C 2. Return Water Temp. 35° C Dönüş Suyu Sıc. 35°C 3. Return Water Temp. 40° C Dönüş Suyu Sıc. 40°C 4. Return Water Temp. 50° C Dönüş...
- Page 11 GSR-63-HC Heating CapacityCurves Isıtma Kapasitesi Eğrileri 1. Return Water Temp. 30° C Dönüş Suyu Sıc. 30°C 2. Return Water Temp. 35° C Dönüş Suyu Sıc. 35°C 3. Return Water Temp. 40° C Dönüş Suyu Sıc. 40°C 4. Return Water Temp. 50° C Dönüş...
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Page 12: System Diagram
SYSTEM DIAGRAM Water outlet Heating Mode Water inlet Condenser (Tube in shell) High pressure switch 2 way 4 way valve thermal expansion valve Compressor Low pressure switch Evaporator (fin-tube) Suction accumulator Defrosting Mode Water outlet Water inlet Evaporator (Tube in shell) High pressure switch 2 way 4 way valve... - Page 13 COMPONENTS Components Photo Features/Advantages The dependable flexible compressor, with optimized R410a system, can achieve high water temperature up to Compressor 60℃, while ensures long life of the compressor. The reliable 4 way valve can avoid 4-Way valve gas mixing, and ensure stable defrosting.
- Page 14 INSTALLATION 9.1. HEAT PUMP UNIT INSTALLATION The heat pump unit should be installed in a ventilated place, with enough space for air inlet and outlet, while without thermal radiation or other heat source. Besides, the air outlet should not be against the wind.
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Page 15: Water Tank Installation
Do not install the water tank in a pollutive or corrosive area. The reasonable allocation of the heat pump and water tank volume should deploy by 1/0.6 as maximum. Please refer to the following: MODEL GSR-20-HC GSR-30-HC GSR-38-HC GSR-45-HC GSR-63-HC TANK VOLUME 3000 L 4500 L... -
Page 16: Flow Switch
Y-Shape Filter Check Valve Water Pump Solenoid Valve Elec Heater Shut-Off Valve Flow Switch Water Tank Heat Pump Controller Heat Pump Flow Switch Dinning Hall (can omit) Guest Room Sauna Room Filter Check Valve Elec Heater (can omit) Water Drainage Pump Solenoid Valve Filter... -
Page 17: Wire Control Installation
9.4. RECOMMENDED WIRE SPECIFICATION Power Water Solenoid Model Sensor Cable Pump Valve GSR-20-HC 5x4mm² 3x1,5mm² 3x1,0mm² 2x0,35mm² GSR-30-HC 5x6mm² 3x1,5mm² 3x1,0mm² 2x0,35mm² GSR-38-HC 5x6mm² 3x1,5mm² 3x1,0mm² 2x0,35mm² GSR-45-HC 5x6mm² 3x1,5mm² 3x1,0mm² 2x0,35mm² GSR-63-HC 5x10mm² 3x2,5mm² 3x1,0mm² 2x0,35mm² 9.5. WIRE CONTROL INSTALLATION The wired controller is originally fixed on the maintenance door of the machine;... - Page 18 COMMISSIONING 10.1. PREPARATION BEFORE COMMISSIONING Inspection on the heat pump Check if the outside case and the inside system of the heat pump have been damaged during the transportation. Check if there is still air inside the water system. If yes, use the air vents on the water system and the circulation pumps, to discharge the air out.
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Page 19: Control Panel
CONTROL PANEL ON/OFF Press the key for 1 second to turn on or turn off the unit as the controller is unlocked. Press the key to return the main interface as in any other settings. Press the key for 5 seconds to unlock as the controller is locked. FUNCTION In the main interface, the key is for status query. -
Page 20: Lock And Unlock
11.2. OPERATION Water temperature setting Lock and unlock Press “ ON/OFF” key for 5 seconds to unlock the When the heat pump is switched on, Press “ +” and controller after a beep of the buzzer. “ -” to set the water temperature of current mode as Lock automatically after 60 seconds without operation. - Page 21 Manual electric heater Press “time” & “ON/OFF” together for 3 seconds to turn on or turn off electric heater manually. Homepage ℃ ℃ 3 seconds turn on electric heater ℃ ℃ 3 seconds turn off electric heater ℃ ℃...
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Page 22: Clock Setting
Erase history errors In the query history errors interface, Press “ON/OFF” and “ Function” together On or OFF state ℃ seconds to erase all recorded history errors. ℃ 3 seconds ON or Off state Clock fouse ℃ ℃ ℃ ℃ Status interface Hour focus ℃... - Page 23 ON/OFF timer setting If you want to use the function of “Timer on/Timer off”, the system time has to be detected whether it is correct in advance. The setting method is referred to Adjust hour “Clock setting”. With this function, the heat pump can turn ℃...
- Page 24 Adjust minute ON or OFF state ℃ ℃ ℃ ℃ Conform Timer 1 and return to Timer 1 focus homepage ℃ ℃ ℃ ℃ 5 seconds Cancel Timer 1 Timer 1 focus ℃ ℃ ℃ ℃ Select Timer 2 Timer 2 focus ℃...
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Page 25: Circuit Diagram
CIRCUIT DIAGRAM... -
Page 28: Maintenance And Troubleshooting
MAINTENANCE AND TROUBLE SHOOTING 13.1. MAINTENANCE The heat pump water heater is an advanced equipment with high automization. The reliability and operation life of the heat pump can be expectedly guaranteed and even increased by regular inspection and effective maintenance. The external water filter should be cleaned regularly to ensure the cleanness of the water in the system and avoid damage caused by blockage in the filter. -
Page 29: Failure Code Checking
13.2. FAILURE CODE CHECKING When a failure occurs, it will show failure symbol on the screen. Failure code display area,“ E-“ means no failure. If another faiure code, please refer to the bottom of this page in [Common failures and maintenance], the corresponding failure to understand the cause and solutions. - Page 30 How to check and adjust parameters: User parameter checking and settings (avail in both ON and OFF state) In the main interface, press “ function” key for 3 seconds to enter user parameter checking and settings interface; press “+” or “-” to check each parameter. Press “...
- Page 31 ON or OFF state ℃ ℃ 3 seconds Parameters state ℃ Select parameter ℃ Focus the value ℃ Adjust the value ℃ Save the change ℃ or Within 30 seconds without operation Return to homepage ℃ ℃...
- Page 32 13.4.2. FACTORY PARAMETER LIST Warning: these parameters must be set by professionals Parameter Parameters description Setting range Default value Note code Limited working ambient temp of When ambient temp< set value, machine stops automatically, the heat pump -30℃～0℃ -20℃ when ambient recover > set value, machine restarts.
- Page 33 Parameter Parameters description Setting range Default value Note code which mode auxiliary 0=hot water / 1=heating electrical heater used for? 100,200:1 Number of refrigeration system in 1= single system，2= double 300,380,450:2 one unit systems 550,650:2 Overheat compensation? 0=No / 1=Yes Energy step control within one unit 0=ON / 1=OFF Energy...
- Page 34 Confirm the third number ON or OFF state ℃ ℃ 3 seconds Enter the fourth number Enter password （e.g. 1111 ） Just as a demonstration Parameters state Enter the first number ℃ Select parameter ℃ Confirm the first number Focus the value ℃...
- Page 35 13.4.3 UNIT STATUS CHECKING 1# means System 1, 2# means Syestem2 Code Description 1# Coil temperature 1# Compressor suction temperature 1# Compressor discharge temperature Ambient temperature DHW outlet temperature Heating/Cooling outlet water temperature Reserved 1# Compressor current 1# Open steps of EEV Reserved 2# Coil temperature (double-system unit only) 2# Compressor suction temperature (double-system unit only)
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Page 36: Troubleshooting
13.4.5. TROUBLE SHOOTING Users should contact with the professional maintenance staff when there is a problem with the heat pump. Maintenance stuff may need to refer to the following table for troubleshooting. Malfunction Possible Problems Disposing Methods Heat pump unit is 1. - Page 37 1. Power source fault. Compressor is 1. Check the power source and 2. Compressor AC contactor out of operation. change faulty components. damaged. 2. Change the contactor. 3. Loosen wire connection. 3. Check every wire connection 4. Over-heat protection. of compressor. 5.
- Page 38 Gassero Isı Teknolojileri Sanayi Limited Şirketi İstanbul Endüstri ve Ticaret Serbest Bölgesi 4.Sokak,No:8, 34957 Tuzla / Istanbul / TÜRKİYE Telefon : +90 216 394 09 85 -86 -87 Faks : +90 216 394 24 91 www.gassero.com...
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