Samsung Control Unit User Manual Download Page 1

Air to Water Heat Pump  

-Mono Control Unit

User manual

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Control Unit

DB98-34412A(1)

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RC120MHXGA_IB_E_34412A(1).indd   53

2012-02-08   오후 2:35:56

Summary of Contents for Control Unit

Page 1: ...imagine the possibilities Thank you for purchasing this Samsung product To receive more complete service please register your product at www samsung com register Control Unit DB98 34412A 1 I F S E P D RC120MHXGA_IB_E_34412A 1 indd 53 2012 02 08 오후 2 35 56 ...

Page 2: ...eating cooling system For user s convenience PHE is integrated into the system This concept will help space saving and lower costs for pipe line reduction Running Costs Reduction of Up to 33 3 Samsung EHS known for its world class efficiency 12kW floor heating system with COP of 4 60 can reduce 33 3 of your running costs as compared to a gas boiler High Performance at Low Temperature Samsung EHS i...

Page 3: ... 16 Space heating operation 17 Space cooling operation 18 Water law 19 Domestic water heating operation Operating Hot key function 20 20 Urgent DHW mode 21 Outing mode APPENDIX 45 45 Temperature table 45 DIP switch setting 46 Maintaining the unit 47 Troubleshooting tips 50 Disposal requirements Operating advanced function 22 22 Setting the time 23 Setting the 7 day weekly schedule 26 Setting the d...

Page 4: ...on exposed to direct sunlight and water rain drops Do not install this appliance in a location where gas may leak This may result in electric shock or fire Never install the outdoor unit in a location such as on a high external wall where it could fall If the outdoor unit falls it may result in injury death or property damage This appliance must be properly grounded Do not ground the appliance to ...

Page 5: ... a gas leak such as propane gas LP gas etc ventilate immediately without touching the power plug Do not touch the appliance or power cord Do not use a ventilating fan A spark may result in an explosion or fire To reinstall the air conditioner please contact your nearest service center Failing to do so may result in problems with the product water leakage electric shock or fire A delivery service f...

Page 6: ...t drink the water from the air conditioner The water may be harmful to humans Do not apply a strong impact to the remote controller and do not disassemble the remote controller Do not touch the pipes connected with the product This may result in burns or injury Do not use this air conditioner to preserve precision equipment food animals plants or cosmetics or for any other unusual purposes This ma...

Page 7: ... key Power Space mode Power DHW mode Mode button Space mode Mode button DHW mode Set button View button Daily schedule setting button Weekly schedule setting button Cancel Delete button Silent button Schedule Set button Lock button Test button RC120MHXGA_IB_E_34412A 1 indd 7 2012 02 08 오후 2 35 24 ...

Page 8: ... When the outdoor unit is connected with an external room thermostat this button will not work Cooling Using this wired remote controller only A2W can be operating with cooling mode When the outdoor unit is connected with an external room thermostat this button will not work Water law The supply water temperature to the heating space is operating according to outdoor temperature When you push the ...

Page 9: ...dard DHW mode which is operated by both heat pump and heater However heater operating time is still restricted Powerful Powerful DHW mode which is operated by both heat pump and heater In order to supply warm water more quickly electric heater is operating immediately When you push the Power Space mode button it has no influence on the domestic water heating Domestic water heating only switched on...

Page 10: ...re Room temperature Outdoor temperature Water law temperature Results The or will be displayed on the controller Set This button is used to find the current setting point which you want to change According to Dip switch setting and operating modes available setting points will be displayed by pressing buttons in order View Find the temperature which you want to view Results Current temperature wil...

Page 11: ...mono unit under booster heater ON will work with maximum capacity only for domestic water heating Results The heat pump is operating for the domestic water only Outing Lowers each target temperature of operation modes with pre defined values stored in the Field Setting Value sector of Wired Remote Controller Keeps the house at lower temperature to save your running cost you can use this button whi...

Page 12: ...cators Schedule Mode Button Display Function Schedule The system operates according to a certain schedule which is pre defined by users or installers These schedule setting button is used to program the controller RC120MHXGA_IB_E_34412A 1 indd 12 2012 02 08 오후 2 35 32 ...

Page 13: ... solar panel is powered on DHW mode is stopping while solar panel is on in order to save your energy cost Back up boiler On The Back up boiler shall start to work as soon as outdoor temperature reach to the targeted temperature Users can adjust the temperature to allow the back up boiler work The icon shall not be displayed without the Installation of the back up boiler Water pump On This icon ind...

Page 14: ...n the outdoor temperature The more cold the outdoor temperature the more warm water will be supplied vice versa Silent mode To maintain the outdoor unit to operate quietly fan and compressor speed will be limited to a certain value of the speed at a normal operating Not available This icon is displayed whenever a non installed option is addressed or a function is not available Test Press this butt...

Page 15: ...water heat pump system s operation modes are listed as below Heating mode and cooling mode are not available at the same time Heating Water law Cooling DHW DHW Outing heating Cooling Heating DHW Water law DHW Urgent DHW Outing heating DHW RC120MHXGA_IB_E_34412A 1 indd 15 2012 02 08 오후 2 35 38 ...

Page 16: ...l unit field supply In winter season the heat pump sometimes goes into defrost mode to prevent from the freezing of the outdoor heat exchanger The heat pump has a built in protection mechanism to prevent the unit from being damaged when it is started immediately after being plugged in or stopped the heat pump will start up after 3 minutes 2 Press the Mode Space mode button once to select the space...

Page 17: ...ing and cooling mode can not be selected at the same time Space cooling operation is not possible if the installation is a heating only installation The heat pump has a built in protection mechanism to prevent the unit from being damaged when it is started immediately after being plugged in or stopped the heat pump will start up after 3 minutes 2 Press the Mode Space mode button twice to select th...

Page 18: ...ater 3 Press Up or Down button to set the desired temperature When Water Law is active the user has the possibility to shift up or down the target water temperature by a maximum of 5 C The field setting temperature is adjusted by 0 5ºC All the Field Setting Values needed to re design the water law for floor or FCU radiator can be changed by using Wired Remote Controller s Field Setting Mode There ...

Page 19: ...n order to provide domestic hot water throughout the day it is advised to keep the domestic water heating operation on continuously When the icon is displayed hot water is delivered to the DHW tank by the solar panel The operation between solar panel and heat pump can be determined by using Wired Remote Controller s Field Setting Mode 2 Press Mode DHW mode button until required operating mode is d...

Page 20: ... mode button has not been turned on this DHW key does not work In this DHW function mode both space heating and floor heating are not available The icon is blinking for 3 seconds This hot function remains available when the solar operation The temperature set point is determined by user s input during urgent DHW mode However you can adjust the desired temperature using Up or Down keys To cancel th...

Page 21: ...r temperature to save energy cost 1 Press Outing Hot key The heat pump delivers heat at a low temperature If the Power Space mode button has not been turned on this key does not work To cancel the outing mode 1 Press Outing Hot key once again to exit The heat pump is returned to normal operation It will return to a normal heating mode or DHW mode RC120MHXGA_IB_E_34412A 1 indd 21 2012 02 08 오후 2 35...

Page 22: ...l Delete button To cancel the setting press the Cancel Delete button 2 Set the day by pressing Up or Down button The day indicator will blink Set the day and press Set button to save the setting 3 Set the hour by pressing Up or Down button The hour indicator will blink Set the hour and press Set button to save the setting 4 Set the minute by pressing Up or Down button The minute indicator will bli...

Page 23: ...ress the Cancel Delete button 2 Set the day by pressing Up or Down button The On Off indicator will blink Set the On Off status and press Set button to save the setting 3 Set the On Off by pressing Up or Down button The On Off indicator will blink Set the On Off status and press Set button to save the setting 4 Set the operation mode by pressing Up or Down button The operation indicator will blink...

Page 24: ...minute and press Set button to save the setting 8 Confirm the Schedule After step 7 all indicators are blinking except Reservation No Weekly Then press the Set button On this step you can only use Set Cancel Delete button If there is a reservation on the same day and time it will not be confirmed and Not Available indicator will blink for 3 seconds In this case go back to the step 6 Viewing the 7 ...

Page 25: ...le Operating the 7 day Weekly schedule 1 Operate automatically according to schedule 2 If On schedule starts during the Urgent DHW mode the Urgent DHW mode will change to DHW mode 3 If Off schedule starts during the Heat Cool Auto mode the operation will stop In the following conditions the schedule function will not operate Outing Tracking of communication Installation of room thermostat RC120MHX...

Page 26: ... The mode changes to the Daily schedule In this mode you can only use Up Down Daily Set Cancel Delete button To cancel the setting press Cancel button 2 Set the On Off by pressing Up Down button The On Off indicator will blink Set the On Off status and press Set button to save the setting 3 Set the operation mode by pressing Up or Down button The operation indicator will blink Set the operation mo...

Page 27: ...tton to save the setting 6 Confirm the Schedule After step 5 all indicators are blinking except Reservation No Daily Then press Set button On this step you can only use Set or Cancel Delete button If there is a reservation on the same day and time it will not be confirmed and Not Available indicator will blink for 3 seconds In this case go back to the step 4 Viewing the Daily Schedule On Off Displ...

Page 28: ...matically according to schedule 2 If On schedule starts during the Urgent DHW mode the Urgent DHW mode will be turned off In the following conditions the schedule function will not operate Outing Tracking of communication Installation of room thermostat If the field setting is set for without DHW or another manufacturers tank is used it is not possible to reserve DHW mode If the field setting is s...

Page 29: ...etting press Cancel Delete button 2 Set the Main Menu by pressing Up or Down button The Number will blink Set the Main menu and press Set button to save the setting 3 Set the Sub Menu by pressing Up or Down button The Number will blink Set the Sub menu by pressing Up or Down button Then press Set button to save the setting 4 Set the Operation Range Field Setting by pressing Up or Down button The d...

Page 30: ...n 32 25 15 37 1 C Room Temp for heating Max 41 30 24 30 1 C Min 42 16 16 22 1 C DHW Tank Temp Max 51 50 50 70 1 C Min 52 40 30 40 1 C Water Law Code 20 Outdoor Temp for Water Law Heating Point 11 10 20 5 1 C Point 12 15 10 20 1 C Water Out Temp for WL1 Heating WL1 Floor Point 21 40 40 55 1 C Point 22 25 17 37 1 C Water Out Temp for WL2 Heating WL2 Fan Coil Unit Point 31 50 40 55 1 C Point 32 35 17...

Page 31: ...0 Domestic Hot Water Tank Application 11 0 No 0 1 Yes Heat Pump Max Temp 21 50 45 55 1 C Stop 22 2 2 10 1 C Start 23 5 1 20 1 C Min Operation 24 5 1 20 1 min Max Operation 25 30 5 95 5 min Interval 26 3 0 5 10 0 5 hour Booster Heater Application 31 1 On 0 OFF 1 Delay Time 32 20 20 95 5 min Overshoot 33 0 0 4 1 C Compensation Temp 34 10 0 20 1 C Disinfection Application 41 1 On 0 OFF 1 Interval 42 ...

Page 32: ...ating DHW Priority 11 0 DHW 0 1 Heating Outdoor Temp for Priority 12 0 15 20 1 C Heating Off 13 25 14 35 1 C Overshoot 14 2 1 4 1 C Backup Heater Application 21 1 On 0 Off 1 BUH BSH Priority 22 0 Both 0 2 BSH 1 For back up use only 23 1 On 0 Off 1 Threshold Temp 24 0 15 35 1 C Backup Boiler Application 31 0 No 0 1 Yes Boiler Priority 32 0 Off 0 1 On Threshold Temp 33 15 20 5 1 C Others Code 50 Out...

Page 33: ...ault 25ºC Range 15 37ºC With this default FSV settings user can change the target water outlet temperature within the range of 25 55ºC for heating Target room temperature Upper limit 1041 Default 30ºC Range 24 30ºC Lower limit 1042 Default 16ºC Range 16 22ºC With this default FSV settings user can change the target room temperature within the range of 16 30ºC for heating The 2 DIP switch in the wi...

Page 34: ... Point 72 5 5 18 1 C Cooling Water Law for Auto Mode WL Type 81 1 WL1 1 2 WL2 External Thermostat Application 1 Floor 91 0 No 0 1 Yes 2 FCU 92 0 No 0 1 Yes Water Law for Heating Outdoor air temperature range Lower limit 2011 Default 10 C Range 20 5 C Upper limit 2012 Default 15 C Range 10 20 C With this default settings the water outlet temperature by heating water law can be changed within the ou...

Page 35: ...CU or radiator The 1 DIP switch in the wired remote controller should be set to OFF Default for cooling operation of heat pump The 2 DIP switch in the wired remote controller should be set to OFF Default to control the water outlet temperature Only heating WL operation could be used through Auto mode of wired remote controller External Room Thermostat Field Option Terminal 1 2091 Default 0 for no ...

Page 36: ...eating Code 30 T C TU THP MAX THP MAX THP OFF THP ON TU 3021 3022 3023 T C TU THP MAX THP MAX TU THP OFF THP ON 3021 3023 1 t 0 1 0 DHW request Heating request DHW H P operation 3024 3025 3026 1 0 Tu User set temp T C Temp Celcius RC120MHXGA_IB_E_34412A 1 indd 36 2012 02 08 오후 2 35 51 ...

Page 37: ...ault for the mode timer action as mentioned above If not the space heating mode by heat pump has a priority over the DHW heating mode under the specified low outdoor temperature 4012 Field Setting Value Main Menu Code Sub Menu Function Description Sub Code Default Min Max Step Unit DHW Code 30 Domestic Hot Water Tank Application 11 0 No 0 1 Yes Heat Pump Max Temp 21 50 45 55 1 C Stop 22 2 2 10 1 C...

Page 38: ...HW Heating Code 30 t 1 0 1 0 1 0 DHW request H P operation Booster operation 3032 3025 1 0 Heating request t HP BH HP TBH OFF THP MAX THP OFF THP ON TBH ON TU 3023 3022 3033 t 00 00 01 00 22 00 23 00 24 00 3044 3043 3045 TU TH RC120MHXGA_IB_E_34412A 1 indd 38 2012 02 08 오후 2 35 52 ...

Page 39: ...perature difference determining the booster heater ON temperature T_BH ON T_BH OFF 2 DHW compensation temperature in case of space heating cooling priority FSV 3034 will be explained in next page The FSV 4022 for booster heater priority should be set to 0 both Default or 2 booster to use booster heater If not backup heater priority the booster heater can be operated in case of no backup heater dem...

Page 40: ...nit in condition of normal Default Normal open type valve for performing Open mode when power is off Zone 1 and 2 can be open separately or simultaneously but all 3 zones can not be open or closed at the same time For 2 way valve of cylinder unit when converting Close to Open the mode is active without any delay But in change mode of Open to Close the mode is active after 1 minute Zone control mod...

Page 41: ...under the low outdoor temperature condition 4012 DHW compensation temperature in case of space heating priority At low outdoor temperature the target temperature of DHW tank will be increased by the temperature difference defined in FSV 3034 to compensate the relatively cold water stored in DHW tank In this case the only heat source for DHW tank would be booster heater inside tank so the lower par...

Page 42: ...booster heater priority the backup heater can be operated in case of no booster heater demand To use both heaters together at the same time please check the capacity of the power circuit breaker of your house before External Backup Boiler for Space Heating Field Option The FSV 4031 should be set to 1 Yes to use a backup boiler as an additional heat source By default option 0 No no installation Und...

Page 43: ... in wired remote controller New target DHW tank temperature will be the value subtracted the difference 5021 from the present user s setting Field Setting Value Main Menu Code Sub Menu Function Description Sub Code Default Min Max Step Unit Others Code 50 Outing Water Out Temp for Cooling 11 25 5 25 1 C Room Temp for Cooling 12 30 18 30 1 C Water Out Temp for Heating 13 25 15 55 1 C Room Temp for ...

Page 44: ...r is available If input is 2 Only the back up heater is available If input is 3 the booster and the back up heater are available Applying the control when power voltage of input contact is high is default According to FSV 5043 it is available to adopt this logic in low condition exceptionally When applying to this logic SAMSUNG controller come to get Thermo off condition for all operation If not u...

Page 45: ...g water WL2 FCU X X 18 5 C Min 18 25 C Max 5 18 C 50 94 C Heating Outdoor X X 10 15 C Min 20 5 C Max 10 20 C 50 94 C Leaving water WL1 Floor X X 40 25 C Min 40 55 C Max 17 37 C 50 94 C Leaving water WL2 FCU X X 50 35 C Min 40 55 C Max 17 37 C 50 94 C Temperature Shifting O X 5 5 C Default Up Down DHW DHW tank O O 40 50 C Min 30 40 C Max 50 65 C 50 94 C Up Down Outdoor temperature X O 50 94 C DIP S...

Page 46: ...er periods of standstill e g during summer with a heating only application it is very important NOT TO SWITCH OFF THE POWER SUPPLY towards the unit Switching off the power supply stops the automatic repetitive movement of the motor in order to prevent it from getting jammed This product contains fluorinated greenhouse gases covered by the Kyoto Protocol Refrigerant type R410A GWP 1 value 1975 GWP ...

Page 47: ... change parts Display Explanation EVA Inlet thermistor SHORT or OPEN EVA Outlet thermistor SHORT or OPEN Wired remote controller thermistor SHORT or OPEN FRAM Read Write Error Wired remote controller data error Water Inlet thermistor SHORT or OPEN PHE Outlet thermistor SHORT or OPEN Water outlet Back up Heater thermistor SHORT or OPEN Water TANK thermistor SHORT or OPEN Ref In Ref Out Water Outlet...

Page 48: ...d remote controller Control Kit Communication tracking error B W Wired remote controller Control Kit FRAM Read Write Error Wired remote controller data error E601 E604 E654 Wrong data transmit B W micom IC07 eeprom Control Kit Wired Remote Controller RC120MHXGA_IB_E_34412A 1 indd 48 2012 02 08 오후 2 35 54 ...

Page 49: ...er pump signal is ON Flow S W OFF error In case of flow S W ON in 60s during water pump signal is OFF E912 Water pump OFF Flow S W on E911 Water pump ON Flow S W off Water pump ON Flow S W off NOT enough water flow Water flow 12LPM Water flow 16 LPM Water flow 16 LPM RC120MHXGA_IB_E_34412A 1 indd 49 2012 02 08 오후 2 35 55 ...

Page 50: ...e the system yourself the dismantling of the system treatment of the refrigerant of oil and other parts must be done by a qualified installer in accordance with relevant local and national legislation Units must be treated at a specialized treatment facility for re use recycling and recovery By ensuring this product is disposed off correctly you will help to prevent potential negative consequences...

Page 51: ...ng com KOSOVO 381 0113216899 www samsung com LUXEMBURG 261 03 710 www samsung com MACEDONIA 023 207 777 www samsung com MONTENEGRO 020 405 888 www samsung com NETHERLANDS 0900 SAMSUNG 0900 7267864 0 10 Min www samsung com NORWAY 815 56 480 www samsung com POLAND 0 801 1SAMSUNG 172 678 48 22 607 93 33 www samsung com PORTUGAL 808 20 SAMSUNG 808 20 7267 www samsung com ROMANIA 08010 SAMSUNG 08010 72...

Page 52: ...Memo _51 ENGLISH Memo RC120MHXGA_IB_E_34412A 1 indd 51 2012 02 08 오후 2 35 55 ...

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