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Samsung Control Unit User Manual

Air to water heat pump -mono control unit
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7
Control Panel
10
Temperature Adjustment
16
Space Heating Operation
47
Troubleshooting Tips
Control Unit
Air to Water Heat Pump
-Mono Control Unit

User manual

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Thank you for purchasing this Samsung product.
To receive more complete service, please
register your product at
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P D
DB98-34412A(1)
RC120MHXGA_IB_E_34412A(1).indd 53
2012-02-08 오후 2:35:56

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  • Page 1: User Manual

    Control Unit Air to Water Heat Pump -Mono Control Unit User manual imagine the possibilities Thank you for purchasing this Samsung product. To receive more complete service, please register your product at www.samsung.com/register DB98-34412A(1) RC120MHXGA_IB_E_34412A(1).indd 53 2012-02-08 오후 2:35:56...
  • Page 2 • 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.

  • Page 3: Table Of Contents

    Contents SafETy PRECaUTIoNS Safety precautions ovERvIEW Control panel CHECkING THE fUNCTIoN of Space operation mode dHW operation mode bUTToNS aNd INdICaToRS Temperature adjustment Hot key Schedule Status indicator optional function indicator oPERaTING baSIC fUNCTIoN available mode Space heating operation Space cooling operation Water law domestic water heating operation oPERaTING HoT kEy fUNCTIoN...

  • Page 4: Safety Precautions

    Because the following operating instructions cover various models, the characteristics of your air conditioner may differ slightly from those described in this manual. If you have any questions, call your nearest contact center or find help and information online at www.samsung.com. Important safety symbols and precautions: WARNING Hazards or unsafe practices that may result in severe personal injury or death.
  • Page 5 WARNING foR PoWER SUPPLy Remove all foreign substances such as dust or water from the power plug terminals and contact points using a dry cloth on a regular basis. • Unplug the power plug and clean it with a dry cloth. •...

  • Page 6: Safety Information

    Safety information WARNING foR USING do not place an object near the outdoor unit that allows children to climb onto the machine. • This may result in children seriously injuring themselves. do not use this air conditioner for long periods of time in badly ventilated locations or near infirm people. •...

  • Page 7: Control Panel

    Overview CoNTRoL PaNEL Power(Space mode) Power(DHW mode) Display panel Mode button (Space mode) Mode button (DHW mode) Up/Down button Set button View button Daily schedule setting button DHW hot key Weekly schedule setting button Cancel/Delete button Outing hot key Silent button Schedule Set button Lock button Test button...

  • Page 8: Checking The Function Of

    Checking the function of buttons and indicators SPaCE oPERaTIoN ModE Mode Button Display Function Operation Space heating & cooling It can supply heating and cooling to the space when Operation the Power (Space mode) button is on. mode Results: The heat pump will run in heating or cooling mode.

  • Page 9: Dhw Operation Mode

    dHW oPERaTIoN ModE Mode Button Display Function Operation Water heating Operation It can supply warm water to the DHW tank when the Power (DHW mode) button is pressed. mode Results: Heat pump will be turned on with the domestic water heating mode. Economic Economic DHW mode, which is heat pump only, mode saving energy consumption.

  • Page 10: Temperature Adjustment

    Checking the function of buttons and indicators TEMPERaTURE adjUSTMENT Mode Button Display Function Operation Temperature Adjust To push up and down, modulate the water (Air) temperature. mode Supply water temperature to the load Domestic water temperature Room temperature Outdoor temperature Water law temperature Results: The will be displayed on the...

  • Page 11: Hot Key

    HoT kEy Mode Button Display Function Hot key To adjust set point temperature, press arrows up or down. Results: The temperature can be set ranges from 5°C to 55°C and be adjusted by 0.5°C increments. Down When DHW mode is available, the mono unit under booster heater “ON”...

  • Page 12: Schedule

    Checking the function of buttons and indicators 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. 12_ Checking the function RC120MHXGA_IB_E_34412A(1).indd 12 2012-02-08 오후...

  • Page 13: Status Indicator

    STaTUS INdICaToR Mode Status Display Function Status Compressor On This icon indicates that the compressor in the outdoor unit is running. Back-up heater This icons indicate that the backup heater of the unit is operating, when there is a high demand for heating capacity.

  • Page 14: Optional Function Indicator

    Checking the function of buttons and indicators oPTIoNaL fUNCTIoN INdICaToR Mode Button Display Function Optional Child Lock The remote controller buttons can be locked to function prevent children from changing the settings or from pressing the buttons by accident. Thermostat When the room thermostat is connected, the Water- connected Law operation is active and the water temperature...

  • Page 15: Operating Basic Function

    Operating basic function avaILabLE ModE Samsung air to water heat pump system’s operation modes are listed as below. Heating mode and cooling mode are not available at the same time. Heating Cooling Water law Heating + DHW Cooling + DHW...

  • Page 16: Space Heating Operation

    Operating basic function SPaCE HEaTING oPERaTIoN In this mode, heating function will be activated as required by target water temperature. Target water temperature is determined in 2 ways as described below. • Change set value manually. • Use mode of “Water Law” (Auto mode). 1. Press Power (Space mode) button to turn on the heat pump unit.

  • Page 17: Space Cooling Operation

    SPaCE CooLING oPERaTIoN In this mode, heating function will be activated as required by target water temperature. Target water temperature is determined in 2 ways as described below. • Change set value manually. • Use mode of “Water Law” (Auto mode). 1. Press Power (Space mode) button to turn on the heat pump unit. The heat pump will be turned on in the mode you select.

  • Page 18: Water Law

    Operating basic function WaTER LaW In this mode, heating function will be activated as required by target water temperature. Target water temperature is determined in 2 ways as described below. • Change set value manually. • Use mode of “Water Law” (Auto mode). 1. Press Power (Space mode) button to turn on the heat pump unit.

  • Page 19: Domestic Water Heating Operation

    doMESTIC WaTER HEaTING oPERaTIoN In this mode, domestic water heating will be activated as required by the water temperature set point. • The set point can be set manually. 1. Press Power (DHW mode) button to turn on DHW tank. The priority between heating/cooling/water-law and DHW modes are depending upon the user’s input of Field Setting Value of Wired Remote Controller.

  • Page 20: Operating Hot Key Function

    Operating hot key function URGENT dHW ModE If you want to enjoy a leisurely bath or need a lot of warm water urgently, select the DHW hot key. When this mode is enabled, it is assured that the full capacity of the heat pump is only delivered for domestic water heating.

  • Page 21: Outing Mode

    oUTING ModE If you want to take a vacation, you can use the Outing hot key. When this mode is enabled, it is assured that the heat pump maintains your house at a lower temperature to save energy cost. 1. Press Outing Hot key. The heat pump delivers heat at a low temperature.

  • Page 22: Operating Advanced Function

    Operating advanced function SETTING THE TIME Your monobloc unit contains a clock used to start and stop the unit automatically at a given time. You must set the time when you purchase the monobloc unit or reset this system. 1. Push the Set button for 3 seconds. • M ode : Normal operation.

  • Page 23: Setting The 7-Day(Weekly) Schedule

    SETTING THE 7-day(WEEkLy) SCHEdULE Set the schedules for ON/OFF timer to be repeated each week. Maximum 7 schedules may be set for each day. • When using room thermostat, it is impossible to reserve. • If weekly schedule reserved 7 items is on the same day, it is impossible to reserve. In that case, When pressing the Weekly button, change the View mode of reservation. • Setting the weekly schedule is for “Cool & Heat” Mode only.
  • Page 24 Operating advanced function SETTING THE 7-day(WEEkLy) SCHEdULE 6. Set the hour by pressing the Up or Down button. The ‘hour’ indicator will blink. Set the hour and press Set button to save the setting. 7. Set the minute by pressing the Up or Down button. The ‘minute’...
  • Page 25 Deleting the 7-day (Weekly) schedule 1. Select the schedule from Reservation View Mode. 2. Push the Cancel/Delete button for 3 seconds. 3. The LCD pictures changes to the reservation mode after delete the schedule. 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.

  • Page 26: Setting The Daily Schedule

    Operating advanced function SETTING THE daILy SCHEdULE Set the daily schedule to reserve On / Off timer of DHW (Eco/Std/Power) and Silent mode. At most 15 schedules may be set for day. • If the field setting is for no use DHW and use other manufacturer tank, it is impossible to reserve “DHW” mode. • If daily schedule reserved 15 schedules is on the same day, it is impossible to reserve. In that case, when pressing the Daily button, change the View mode of reservation. • It is impossible to reserve several times for the same time.
  • Page 27 4. Set the hour by pressing the Up or Down button. The ‘hour’ indicator will blink. Set the hour and press Set button to save the setting. 5. Set the minute by pressing the Up or Down button. The ‘minute’ indicator will blink. Set the minute and press Set button to save the setting.
  • Page 28 Operating advanced function SETTING THE daILy SCHEdULE deleting the daily schedule 1. Select the schedule from Reservation View Mode. 2. Push the Cancel/Delete button for 3 seconds. 3. The LCD pictures change to the reservation mode after deleting the schedule. operating the daily schedule 1. Operate automatically according to schedule.

  • Page 29: Field Setting Mode

    fIELd SETTING ModE Setting the field Setting value of wired remote controller Field setting mode is to adjust specific functions in accordance with customer’s demands. Field setting mode is easy-to-access and programmable by the wired remote controller. Field setting values are consisted of 4 digits. Sub menu Main menu Adjusting filed setting values is available in the unit operation.
  • Page 30 Operating advanced function fIELd SETTING ModE field Setting value (fSv) Table • Code 10 : U pper and lower temperature limits of each operation mode of wired remote controller Heating(Water Out, Room), Cooling(Water Out, Room), DHW(Tank) • Code 20 : W ater law design and external room thermostat Heating(2 WL’s for floor & FCU), Cooling(2 WL’s for floor & FCU), WL & Thermostat types Field Setting Value Main Menu &...
  • Page 31 • Code 30 : U ser’s options for domestic hot water(DHW) tank heating 3011 : Application of DHW tank in user’s system 302 : H eat pump variables for tank temp. control and combination with booster heater 303 : Booster heater variables for combination with heat pump 304 : Periodical disinfection heating of water tank 305 : Off timer for power DHW mode by hot key of wired remote controller 3061 : Combination of external field solar panel for with heat pump for DHW heating 307 : Default direction of the DHW valve or Zone #1, #2 valve Field Setting Value Main Menu & Sub Menu Function Description Sub Code Default Step Unit Code DHW Code Domestic Hot Water Application 0(No) 1(Yes) 11 30 Tank Heat Pump Max Temp ˚C 21 Stop...
  • Page 32 Operating advanced function fIELd SETTING ModE field Setting value (fSv) Table • Code 40 : U ser’s options for heating devices including internal backup heater and external boiler 401 : Space/DHW heating priority and control variables 402 : Backup/Booster heater priority and control variables 403 : Additional backup boiler operating variables • Code 50 : U ser’s options for extra functions 501 : N ew target temperatures of each mode by “Outgoing” hot key of remote controller 5021 : T emperature difference between before & after values in “Economic” DHW mode 504 : Prevention of the peak power for using the contract electric power Field Setting Value Main Menu & Sub Menu Function Description Default Step Unit Code Code Heating Code Heat Pump Heating/DHW Priority...

  • Page 33: Space Cooling

    Remote Controller Setting Range : Code 10 Field Setting Value Main Menu & Sub Menu Function Description Default Step Unit Code Code ˚C Remote 11 Water Out Temp for Cooling ˚C 12 Controller ˚C 21 Setting Range Room Temp for Cooling ˚C 22 ˚C Code 10...
  • Page 34 Operating advanced function fIELd SETTING ModE Water Law & Room Thermostat : Code 20 Ts : Target Temp. #2021/2031 Cooling WL Ta : Ambient Temp. #2022/2032 #2061/2071 Shift Value #2062/2072 (-5~ +5˚C) Heating WL Floor FCU #2011 #2012 #2051 #2052 • Ta : Outdoor air temperature Field Setting Value •...
  • Page 35 Water Law for Cooling • Outdoor air temperature range : L ower limit  (#2051, Default 30˚C, Range : 25 ~ 35˚C), Upper limit  (#2052, Default 40˚C, Range : 35 ~ 45˚C) - With this default settings, the water outlet temperature by cooling water law can be changed within the outdoor temperature range of 30 ~ 40˚C. • Water out temperature range for floor/FCU applications respectively : Upper limit  (#2061/2071, Default 25/18˚C, Range : 18 ~ 25˚C), Lower limit  (#2062/2072, Default 18/5˚C, Range : 5 ~ 18˚C) - With this default settings, the water outlet temperature by cooling water law can be changed within the range of 18/5 ~ 25/18˚C.
  • Page 36 Operating advanced function fIELd SETTING ModE dHW Heating : Code 30 > T < T HP MAX HP MAX Tu : User set temp. T(C) T(C) T(C) : Temp. (Celcius) #3021 #3021 HP MAX HP MAX #3022 HP OFF #3023 HP OFF #3023 HP ON HP ON Heating request request...
  • Page 37 Field Setting Value Main Menu & Sub Menu Function Description Sub Code Default Step Unit Code DHW Code Domestic Hot Water Application 0(No) 1(Yes) 11 30 Tank Heat Pump Max Temp ˚C 21 Stop ˚C 22 Start ˚C 23 Min Operation 24 Max Operation 25 Interval...
  • Page 38 Operating advanced function fIELd SETTING ModE dHW Heating : Code 30 Heating request request #3025 operation Booster operation #3032 #3033 BH OFF BH ON HP MAX #3022 HP OFF #3023 HP ON #3045 #3044 00.00 01.00 22.00 23.00 24.00 #3043 38_ Operating advanced function RC120MHXGA_IB_E_34412A(1).indd 38 2012-02-08 오후...
  • Page 39 - S cheduling : D ay(#3042, Default “Friday”), starting time(#3043, Default “23:00”), target tank temp. (#3044, Default “70˚C”), duration(#3045, Default 10 min.) Disinfection function can be performed only with Samsung’s DHW tank installation. Urgent DHW by User’s Input (Hot Key of Wired Remote Controller) • Urgent DHW mode can be activated by changing setting value from the default setting (#3011,”0”(No)).
  • Page 40 Operating advanced function fIELd SETTING ModE dHW Heating : Code 30 Additional Solar Panel Installation for DHW with Heat Pump (Field Option) • Solar panel and heat pump are able to operate simultaneously by default setting value. (FSV #3071, “1’(Yes)) • Solar panel gets a priority by setting “0 “ in FSV #3071. • Zone #1, #2 valve keep the room direction except hot water mode (Hot water mode has priority than other modes, Default : Normal Open to the room direction when power is off. According to 3 way valve type, if normal open direction of the valve at power "ON" is in room side, Change "0"...
  • Page 41 Space Heating : Code 40 DHW by Booster Heater Only #3034 #4012 Field Setting Value Main Menu & Sub Menu Function Description Default Step Unit Code Code Heating Heat Pump Heating/DHW Priority 0(DHW) 1(Heating) 11 Outdoor Temp for Priority ˚C 12 Code 40 Heating Off ˚C 13...
  • Page 42 Operating advanced function fIELd SETTING ModE Space Heating : Code 40 Backup Heater Variables for Space Heating • The FSV #4021 should be set to “1(On)”(Default) to use 2-stage electric backup heater in hydro unit as an additional heat source. • To compensate the lowered heat pump heating performance under very cold weather conditions, the FSV #4023 should be set to “1(On)”(Default).
  • Page 43 others : Code 50 Field Setting Value Main Menu & Sub Menu Function Description Default Step Unit Code Code Others Code Outing Water Out Temp for ˚C 11 50 Cooling Room Temp for Cooling ˚C 12 Water Out Temp for ˚C 13 Heating Room Temp for Heating ˚C...
  • Page 44 • 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.

  • Page 45: Temperature Table

    Appendix TEMPERaTURE TabLE available operation range Display Setting range Current Setting Control Mode Target temperature display method method Set View Default Available • Min : 5~18˚C Cooling Leaving water 16~25˚C -50~94˚C Up/Down • Max : 18~25˚C • Min : 15~37˚C Heating Leaving water 25~55˚C -50~94˚C Up/Down • Max : 37~55˚C • Min : 25~35˚C Outdoor 30~40˚C -50~94˚C • Max : 35~45˚C • Min : 18~25˚C Leaving water...

  • Page 46: Maintaining The Unit

    This maintenance should be carried out by SAMSUNG local technician. Besides keeping the remote controller clean by means of a soft damp cloth, no maintenance is required by the operator.

  • Page 47: Troubleshooting Tips

    TRoUbLESHooTING TIPS If the unit has some problem to work properly, error codes will be displayed on the wired remote controller. The following table describes the explanation of the error codes. Thermistor • Check its resistance. 10kohm @ 24°C(control kit), 220kohm@24°C(DHW Tank, Solar) • Check its location as shown at the diagram.

  • Page 48: Troubleshooting

    Appendix TRoUbLESHooTING Communication Display Explanation Abnormal communication B/W Wired 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 Wired Remote Controller Control Kit E654 • Wrong data transmit B/W micom & IC07(eeprom) 48_ Appendix RC120MHXGA_IB_E_34412A(1).indd 48 2012-02-08 오후...
  • Page 49 Water pump & flow S/W Display Explanation Flow S/W OFF error (In case of flow S/W OFF in 10s during water pump signal is ON) Flow S/W OFF error (In case of flow S/W ON in 60s during water pump signal is OFF) E911 • Water pump ON ( Flow S/W off ) • Water pump ON ( Flow S/W off ) : NOT enough water flow...

  • Page 50: Disposal Requirements

    Appendix dISPoSaL REQUIREMENTS • D ismantling of the unit, treatment of the refrigerant, of oil and of other parts must be done in accordance with relevant local and national legislation. • Y our product is indicated with this symbol. This means that electrical and electronic products shall not be mixed with unsorted household waste. • D o not try to dismantle 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.
  • Page 51 (+40) 21 206 01 10 from mobile and land line SERBIA 0700 Samsung (0700 726 7864) www.samsung.com SLOVAKIA 0800 - SAMSUNG(0800-726 786) www.samsung.com SPAIN 902 - 1 - SAMSUNG (902 172 678) www.samsung.com SWEDEN www.samsung.com 0771 726 7864 (SAMSUNG) www.samsung.com/ch Switzerland 0848 - SAMSUNG(7267864, CHF 0.08/min) www.samsung.com/ch_fr (French) 0330 SAMSUNG (7267864) www.samsung.com...
  • Page 52 Memo Memo _51 RC120MHXGA_IB_E_34412A(1).indd 51 2012-02-08 오후 2:35:55...