REMKO RBW 300 PV Operating Instructions And Owner's Manual
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REMKO RBW 300 PV Operating Instructions And Owner's Manual

Remko rbw domestic hot water heat pump
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Assembly and operating instructions
REMKO RBW - Domestic hot water heat pump
RBW 300 PV / RBW 300 PV-S
Instructions for the Technician
Read the instructions prior to performing any task!
0075-2014-06 Edition 1, en_GB

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Summary of Contents for REMKO RBW 300 PV

  • Page 1 Assembly and operating instructions REMKO RBW - Domestic hot water heat pump RBW 300 PV / RBW 300 PV-S Instructions for the Technician Read the instructions prior to performing any task! 0075-2014-06 Edition 1, en_GB...
  • Page 2 Read these operating instructions carefully before commis- sioning / using this device! These instructions are an integral part of the system and must always be kept near or on the device. Subject to modifications; No liability accepted for errors or mis- prints! Installation and operating instructions (translation of the orig- inal)

  • Page 3: Table Of Contents

    Table of contents Safety and usage instructions......................4 1.1 General safety notes........................4 1.2 Identification of notes........................4 1.3 Personnel qualifications........................4 1.4 Dangers of failure to observe the safety notes................4 1.5 Safety-conscious working....................... 4 1.6 Safety notes for the operator......................5 1.7 Safety notes for installation, maintenance and inspection..............

  • Page 4: Safety And Usage Instructions

    REMKO RBW Safety and CAUTION! usage instructions This combination of symbol and signal word 1.1 General safety notes warns of a potentially hazardous situation, which if not avoided may cause injury or mate- Carefully read the operating manual before com- rial and environmental damage.

  • Page 5: Safety Notes For The Operator

    "certificate of warranty" to REMKO GmbH & Co. KG at the time when the Local regulations and laws such as Water units are purchased and commissioned.

  • Page 6: Transport And Packaging

    REMKO RBW 1.11 Transport and packaging The devices are supplied in a sturdy shipping con- tainer. Please check the equipment immediately upon delivery and note any damage or missing parts on the delivery and inform the shipper and your contractual partner. For later complaints can not be guaranteed.

  • Page 7: Technical Data

    Technical data 2.1 Unit data Series RBW 300 PV RBW 300 PV-S Function Domestic hot-water heating System Air / water heat pump Drinking water tank enamelled, gross volume Series 300 Drinking water tank enamelled, net volume Auxiliary heater / rated output Series / 1.5...

  • Page 8: Unit Dimensions And Designations Of The Pipe Connections

    REMKO RBW Integrated heat exchanger Series RBW 300 PV RBW 300 PV-S Solar heat exchanger Heat exchanger connection Inches (mm) G 3/4" (19.05) Information provided without guarantee! We reserve the right to make technical changes within the framework of technical advancement.
  • Page 9 Lid dimensions 620 mm 150 mm 460 mm 160 mm 150 mm 400 mm 300 mm Fig. 2: Lid dimensions...

  • Page 10: Design And Function

    3.2 Product description nology guarantees optimum and extremely quiet operation. The Remko RBW 300 is a domestic hot water heat The powerful radial fan enables air guidance in pump with integrated enamelled hot water storage pipe lengths up to 12 m with Ø 150 mm.

  • Page 11: Assembly

    Assembly 4.1 System layout Fig. 3: System layout Cold water inlet Thermal expansion valve Ambient air Evaporator Hot water Low water temperature Compressor High water temperature Condenser 4.2 General installation notes These instructions are to be observed when installing the heat pump. The unit should be delivered as near as pos- sible to the site of installation in its original DANGER!

  • Page 12: Set-Up

    REMKO RBW 4.3 Set-up WARNING! The set-up of the heat pump may only be car- ried out by trained specialists. The heat pump must be set up indoors. A condensate drain must be available. The heat pump must be set up horizontally.
  • Page 13 tion of Ø 150 mm. The entire tube length for the Air duct lines intake and exhaust air should not be more than 12 Suction and blow-out lines from smooth tube, m, whereby the installation of no more than 3 right- Ø...

  • Page 14: Installation

    REMKO RBW Installation General notes It is possible to dispense with the use of a false The hot water heat pump is a factory-tested unit. anode if the chloride content in the drinking Once the water connections have been professio- water is <...
  • Page 15 The hot water heat pump is fitted with a 1.3 m heating battery as standard. This enables connec- tion with an existing heating system. The option therefore exists of also heating the hot water with the existing boiler. For this purpose, the heating battery supply and return flow are connected with the heating system.

  • Page 16: Hydraulic Connection

    REMKO RBW Hydraulic connection Hydraulic connection drawings All components and safety devices must be provided by the customer. Fig. 7: Hydraulic connection drawings Cold water inlet Immersion sleeve (for oil, gas or solar) Inlet 2nd heat generator Storage tank emptying...

  • Page 17: Electrical Wiring

    Electrical wiring 7.1 General notes The wiring provided by the customer must comply with the local regulations. The power supply to the unit must comply precisely with the voltage and fre- quency stipulated in the technical data. Get in con- DANGER! tact with the local energy supplier if incorrect mains voltages require correction.

  • Page 18: Circuit Diagrams

    REMKO RBW 7.3 Circuit diagrams Fig. 9: Electrical drawings domestic hot water heat pump 1: Contact photovoltaic (potential-free) Fig. 10: Electrical drawings domestic hot water heat pump with solar connection Contact photovoltaic (potential-free) No use Solar pump Probr collector...

  • Page 19: Commissioning

    Commissioning Control logic Before you switch on the domestic hot water Compressor heat pump, ensure that 1) Minimum switch-off time t=2 minutes the storage tank is filled with water. Following the request by the controller, the stand- the electrical wiring exhibits 230V/50Hz. still time is a further 2 min.

  • Page 20: Operation

    REMKO RBW Defrosting 1) Defrosting start a) Run-time compressor min. parameter d03. b) Min. temperature at the evaporator under d01. 2) Defrosting end a) Evaporator temperature > d02 or max. defrosting period d04 exceeded. 3) Evaporator fan off, 4-way changeover valve off.
  • Page 21 Key functions - "ON/OFF" key - "Electric heating element" key Press this key to switch the domestic hot water Press this key to switch on the electric heating coil. heat pump on or off Activate the ventilation function by holding down (hold key down for approx.
  • Page 22 REMKO RBW Symbol functions Operation Commissioning preparation - Heating mode compressor and heating coil - Economic heating mode, only compressor After switching on the power supply the con- troller uploads the parameters for approx. 15 - Automatic mode seconds. - Holiday mode Ensure that the storage tank is filled with water.
  • Page 23 Setting mode 4: Holiday mode 4 operating modes are available: Hybrid mode, It is possible to select this mode in order to go on Economic mode, Automatic mode and Holiday holiday for a certain period of time. The heat pump mode.
  • Page 24 REMKO RBW Operation Setting the setpoint In the main menu (default screen) tap on the "Up" (E) or "Down" (F) arrow keys. Once the setpoint temperature has been reached, press the "Mode" key (B) in order to save the set- point temperature, or press the "On/Off"...
  • Page 25 Electric heating element (heating coil) NOTES Irrespective of which operating mode has been set, If the "On/Off" key is pressed after the the heating coil can be activated. In order to do so, values have been changed then the values confirm the "Electric heating element"...
  • Page 26 Fig. 27: Recirculation operation In recirculated air operation the device RBW 300 PV has two fan speeds and the unit RBW 300 PV- S are only one (the middle) fan speed available. The recirculation operation can be used in order to ventilate the connected room, without the heat pump (compressor) being in operation.
  • Page 27 Setting the time In order to set the time, press the clock symbol. When the time flashes, set the time using the arrow keys. In order to save, press the "Mode" key (B). Then set the date. oder oder oder oder Fig.
  • Page 28 REMKO RBW Time program Possibility 2 To set the daily program, proceed as follows: Possibility 1 2 sec. 2 sec. 2 sec. 2 sec. 2 sec. 2 sec. 2 sec. 2 sec. Fig. 30: Time program - setting possibility 2...
  • Page 29 Example of a daily program setting - switch on at 16:30 hrs 2 sec. oder oder Fig. 31: Time program - example A: Press the "CLOCK" key (C) in order to access time program 1, settings are implemented as described. B: If no settings are implemented for 5 seconds, the values are saved and the main menu is displayed.
  • Page 30 REMKO RBW Setting the holiday program Press the "Mode" key (B) until the "Holiday mode" symbol (3) appears. Example: Start the program on the 27th September. 2 sec. oder 5 sec. Fig. 33: Holiday mode A: Press the "Clock" key (C) in order to save your entry.
  • Page 31 Parameter configuration Main menu Main display: In order to access the parameter level, proceed as follows: 10 sec. oder oder oder oder Fig. 34: Configuration of the parameters - expert level A: The steps for changing other parameter values are the same as with the parameter "do2". B: Confirm the "Mode"...
  • Page 32 REMKO RBW Parameter Parameter list (expert level) Para- Description Code Value Range meter Factory setting Factory setting Factory setting Factory setting Factory setting Factory setting Start defrost temperature (evaporator) -3°C -30~0°C End defrost temperature (evaporator) 13°C 2~30°C Time between defrosts...
  • Page 33 Parameter list (expert level) - continued Para- Description Code Value Range meter Used storage tank probe solar 0-bottom/1-top Min. run-time solar pump 15 min 1-30 min Start temperature difference solar 0~20 K Night reduction 0-no/1-yes Start time night reduction 00 h 00~23 h End time night reduction 06 h...
  • Page 34 REMKO RBW Parameter list (expert level) - continued Para- Description Code Value Range meter Measured Ambient temperature -9~99°C value Measured Storage tank temperature, lower -9~99°C value Measured Storage tank temperature, upper -9~99°C value Measured Evaporator temperature -9~99°C value Measured Suction gas temperature -9~99°C...
  • Page 35 Parameter description Para- Designation Description meter If the evaporator temperature is < d01 then the Start defrost temperature (evaporator) defrosting process starts If the evaporator temperature is > d02 then the End defrost temperature (evaporator) defrosting process ends This is the min. run-time of the heat pump Time between defrosts between 2 defrosting processes Max.

  • Page 36: Care And Maintenance

    REMKO RBW Care and mainte- Temporary shutdown nance The system may not be switched off at the mains power supply even if the heating system is not Regular care and maintenance guarantee trouble- used for heating purposes over an extended period free operation and a long service life of the heat (e.g.

  • Page 37: Troubleshooting And Customer Service

    Troubleshooting and customer service 13.1 Troubleshooting and customer service The unit has been manufactured using state-of-the-art production methods and has been tested several times to ensure that it works properly. However, in the event that malfunctions should occur, the unit should be checked against the list below.
  • Page 38 REMKO RBW Error codes and their meanings Code Error description Cause Remedial measures Probe, storage tank bottom, defective Probe, storage tank top, defec- tive Defective or short-circuited. Check probe resistance. P034 Probe, collector defective Plug-in contact not correct Replace probe...

  • Page 39: Resistances Of The Temperature Sensors

    Resistances of the 13.2 Temp. Resistance Temp. Resistance temperature sensors (°C) (KOhm) (°C) (KOhm) 3.8349 1.1771 NTC R-T Table (R25=5KW B25/50=3470K) 3.6955 1.1413 Temp. Resistance Temp. Resistance 3.5620 1.1068 (°C) (KOhm) (°C) (KOhm) 3.4340 1.0734 63.7306 13.6017 3.3113 1.0412 60.3223 13.0057 3.1937 1.0100...
  • Page 40 REMKO RBW Temp. Resistance Temp. Resistance NTC R-T Table (R25=50.000KW B25/50=3950K) (°C) (KOhm) (°C) (KOhm) Temp. Resistance Temp. Resistance 43.818 11.182 (°C) (KOhm) (°C) (KOhm) 41.956 10.799 2009.2 232.60 40.185 10.431 1869.0 220.13 38.500 10.078 1739.6 208.40 36.896 9.7393 1620.2 197.38...
  • Page 41 Temp. Resistance Temp. Resistance (°C) (KOhm) (°C) (KOhm) 3.6923 2.6457 3.5887 2.5756 3.4876 2.5077 3.3903 2.4420 3.2978 2.3783 3.2052 2.3166 3.1172 2.2568 3.0320 2.1989 2.9497 2.1427 2.8699 2.0882 2.7927 2.0354 2.7180...

  • Page 42: Exploded View And Replacement Parts

    REMKO RBW Exploded view and replacement parts Fig. 35: Exploded view of the unit We reserve the right to modify the dimensions and design as part of the ongoing techn. developm. process...
  • Page 43 Spare parts list Designation RBW 300 PV RBW 300 PV-S From serial number: 1422F... 1423F... Casing, front 1110737 1110737 Casing, top 1110738 1110738 Operating unit 1110739 1110739 Solenoid valve 1110740 1110740 High pressure switch 1110741 1110741 Compressor 1110742 1110742 Thermostatic expansion valve...

  • Page 44: Index

    REMKO RBW Index Pressure reducer..........14 Avoid heat losses..........14 Product description..........10 Propellant according to Kyoto Protocol....7 Charging with a second heat generator..... 14 Circuit diagrams..........18 Resistances Commissioning..........19 Temperature sensors......39, 40 Condensate water drain........15 Connection of the power PCB......
  • Page 46 REMKO RBW...
  • Page 48 SFlb Customer Service Our equipment operates precisely and reliably. However, in the event of a fault, REMKO customer service is quickly at the scene. Our comprehensive network of experienced dealers always guarantees quick and REMKO GmbH & Co. KG reliable service.

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