REMKO RVT 262 Assembly And Operating Instructions Manual
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REMKO RVT 262 Assembly And Operating Instructions Manual

Rvt-arctic-wp inverter heat pump with split design and frost protection function
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Assembly and operating instructions
REMKO RVT-ARCTIC-WP
RVT 262, RVT 352, RVT 522, RVT 682
Inverter heat pump with split design
and frost protection function
Read the instructions prior to performing any task!
0060-2014-11D Edition 5, en_GB

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Summary of Contents for REMKO RVT 262

  • Page 1 Assembly and operating instructions REMKO RVT-ARCTIC-WP RVT 262, RVT 352, RVT 522, RVT 682 Inverter heat pump with split design and frost protection function Read the instructions prior to performing any task! 0060-2014-11D Edition 5, 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

    2.2 Unit dimensions ..........................10 2.3 Sound pressure level........................11 2.4 Characteristic curves heating and cooling..................12 Design and function..........................16 3.1 Characteristics of REMKO inverter air conditioner with split design..........16 3.2 Unit description..........................18 Operation............................. 19 Installation instructions for qualified personnel................27 5.1 Important notes prior to installation....................
  • Page 4 REMKO RVT-ARCTIC-WP Commissioning........................... 46 Troubleshooting, diagnosis and customer service................. 48 11.1 Troubleshooting and customer service..................48 11.2 Diagnosis and solution indoor unit....................50 Care and maintenance........................58 Shutdown............................. 60 Exploded view and spare parts lists....................61 14.1 Exploded view - Indoor unit......................61 14.2 Spare parts list - indoor unit......................

  • Page 5: Safety Instructions And User Manual

    Safety instructions and CAUTION! user manual 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. missioning the units for the first time.

  • Page 6: Safety Notes For The Operator

    "certificate of warranty" to conditions stipulated in this manual and comply REMKO GmbH & Co. KG at the time when the with all applicable regional regulations. units are purchased and commissioned.

  • Page 7: Transport And Packaging

    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 8: Technical Data

    REMKO RVT-ARCTIC-WP Technical data 2.1 Unit data RVT 262 RVT 352 RVT 522 RVT 682 Series Inverter wall-mounted room air conditioner combination for Operating mode cooling and heating 3,11 3,71 5,28 7,30 Nominal heat capacity (1,00-4,10) (1,00-4,60) (1,60-6,30) (2,90-8,40) Energy efficiency ratio SCOP...
  • Page 9 RVT 262 RVT 352 RVT 522 RVT 682 Data specific to indoor unit IT Dimensions: H/W/D 280/750/198 280/835/198 315/990/218 340/1186/258 Weight EDP no. 1623109 1623119 1623129 1623139 RVT 262 RVT 352 RVT 522 RVT 682 Data specific to outdoor unit AT...

  • Page 10: Unit Dimensions

    REMKO RVT-ARCTIC-WP 2.2 Unit dimensions Outdoor units Fig. 1: Outdoor unit dimensions RVT 262-682 AT Dimensions (mm) RVT 262-522 RVT 682 Indoor units Fig. 2: Indoor unit dimensions RVT 262-682 IT Dimensions (mm) RVT 262 RVT 352 RVT 522 RVT 682...

  • Page 11: Sound Pressure Level

    [dB(A)] [dB(A)] [dB(A)] [dB(A)] [dB(A)] drawing In free field 51,0 37,0 31,0 27,5 RVT 262 In front of a wall 54,0 40,0 34,0 30,5 In free field 55,0 41,0 35,0 31,5 RVT 352 In front of a wall...

  • Page 12: Characteristic Curves Heating And Cooling

    5,00 4,00 3,00 2,00 1,00 0,00 [°C] Fig. 4: Characteristic curves heating RVT 262 (specification at indoor temperature 20 °C) Outdoor temperature Heating capacity in kW Power consumption in kW Outdoor temperature in °C Heating capacity in kW 3,33 2,93...
  • Page 13 Heating capacity RVT 352 5,00 4,00 3,00 2,00 1,00 0,00 [°C] Fig. 6: Characteristic curves heating RVT 352 (specification at indoor temperature 20 °C) Outdoor temperature Heating capacity in kW Power consumption in kW Outdoor temperature in °C Heating capacity in kW 4,21 3,70 3,53...
  • Page 14 REMKO RVT-ARCTIC-WP Heating capacity RVT 522 7,00 6,00 5,00 4,00 3,00 2,00 1,00 0,00 [°C] Fig. 8: Characteristic curves heating RVT 522 (specification at indoor temperature 20 °C) Outdoor temperature Heating capacity in kW Power consumption in kW Outdoor temperature in °C...
  • Page 15 Heating capacity RVT 682 9,00 8,00 7,00 6,00 5,00 4,00 3,00 2,00 1,00 0,00 [°C] Fig. 10: Characteristic curves heating RVT 682 (specification at indoor temperature 20 °C) Outdoor temperature Heating capacity in kW Power consumption in kW Outdoor temperature in °C Heating capacity in kW 8,34 7,33...

  • Page 16: Design And Function

    Heat regulation in the fact turn itself off when heat is removed. The Remko inverter air conditioner is modulated to the same applies in the opposite direction with actual need. The electronics system has an inte- heating.
  • Page 17 Cooling mode The comfort zone in the illustration below shows which values for temperature and humidity are Because of circuit reversal, heating is also pos- considered comfortable for people. This range sible. In heating mode, the components of the should ideally be met when heating or air-condi- refrigeration circuit are used to produce warm air tioning buildings.

  • Page 18: Unit Description

    REMKO RVT-ARCTIC-WP 3.2 Unit description The RVT 262-682 room air conditioners have a REMKO RVT...AT outdoor unit as well as an RVT...IT indoor unit. In cooling mode, the outdoor unit serves to output the heat extracted by the indoor unit from the room being cooled.

  • Page 19: Operation

    Operation The indoor unit is easily operated using the standard infrared remote control. The indoor unit beeps to acknowledge the correct transmission of data. If it is not possible to program the indoor unit with the remote control, then it can also be man- ually operated.
  • Page 20 REMKO RVT-ARCTIC-WP Display on indoor unit "MODE" key The display illuminates according to the settings. Press this key to select the operating mode. The indoor unit has 5 modes: 1. Automatic mode In this mode, the unit works in cooling or in heating mode.
  • Page 21 "TURBO" key "TIMER ON" key Press this key to directly activate the oscillating This button initiates the automatic switch-on time function of the fins for better air distribution in the for the unit. Each time the key is pressed, the auto- room.
  • Page 22 REMKO RVT-ARCTIC-WP Indicators on the LCD Key functions A symbol is shown on the display to indicate that the settings are being transferred. "Auto" mode Make sure that the indoor unit is connected to the power supply, and is switched on.
  • Page 23 "Cooling", "Heating" and "Recirculation" mode Press the "MODE" key to select "Dehumidifi- cation" mode. Make sure that the indoor unit is connected to the power supply, and is switched on. Press the "UP/DOWN" key to set the desired temperature. The temperature can be set Press the "MODE"...
  • Page 24 REMKO RVT-ARCTIC-WP Press the "TIMER ON" key. The remote con- Setting the "Auto off" time trol shows "TIMER ON", the last "Auto on" Press the "TIMER OFF" key. The remote time setting and the symbol "H" appears on control shows "TIMER OFF", the last "Auto the display.
  • Page 25 Example TIMER function settings Stop "TIMER ON" (Auto on mode) The "TIMER ON" function is useful if you want the unit to switch on automatically before you come Zeit einstellen 10 Stunden später home. The air conditioning unit will commence operation automatically at the set time.
  • Page 26 REMKO RVT-ARCTIC-WP "TIMER ON ð "TIMER OFF" (Off ð Start ð Stop) This function is useful if you want the unit to switch on automatically before you wake up, then to switch off again once you have left the house.

  • Page 27: Installation Instructions For Qualified Personnel

    Installation instructions for qualified personnel 5.1 Important notes prior to instal- 5.2 Wall openings lation A wall opening of at least 70mm diameter and 10mm incline from the inside to the outside Transport the unit in its original packaging as must be created.

  • Page 28: Installation, Mounting Outdoor Unit

    REMKO RVT-ARCTIC-WP 5.5 Installation, mounting During installation, add about 20 cm to the expected snow depth to guarantee unimpeded outdoor unit intake and exhaust of outdoor air year round (Fig. 32). Outdoor unit installation location The installation site of the outdoor unit should...
  • Page 29 Assessment level in accordance with TA noise Point of emissions days in dB(A) nights in dB(A) Industrial areas Commercial areas Core areas, village areas and mixed zones General residential areas and small housing estates Exclusively residential areas Spa areas, hospitals and mental institutions Isolated noise peaks of short duration may not exceed 30 dB(A) during the day and 20 dB(A) at night.

  • Page 30: Minimum Clearances

    Fig. 33: Minimum clearances of the indoor unit and outdoor unit Outdoor unit Air inlet Indoor unit Air outlet Indoor units Outdoor units Dimen- sions RVT 262-682 IT RVT 262 AT RVT 352 AT RVT 522-682 AT (mm) 1500...

  • Page 31: Oil Return Measures

    5.8 Connection variants for the 5.7 Oil return measures indoor unit If the outdoor unit is installed at a higher level than the indoor unit, suitable oil return measures must The following connection variants can be used for be taken. Usually, an oil pump bend is installed for the refrigerant, condensate and control lines.

  • Page 32: Wall Bracket For The Indoor Unit

    REMKO RVT-ARCTIC-WP 5.9 Wall bracket for the indoor unit Fig. 36: Mounting points for the wall bracket RVT 262 IT and RVT 352 IT (Frontal view, all dimensions in mm) Fig. 37: Mounting points for the wall bracket RVT 522-682 IT (Frontal view, all dimensions in mm) Unit type/dimens.

  • Page 33: Installation

    6.2 Connecting the refrigerant Installation piping 6.1 Installation of the indoor unit The refrigerant piping is connected (responsibility of the customer) on the back side of the units. The indoor unit is attached by means of a wall bracket, taking into consideration the air outlet side It may be necessary to fit a reducer or flared located in the lower part.
  • Page 34 REMKO RVT-ARCTIC-WP The following instructions describe the installation of the cooling cycle and the assembly of the indoor unit and the outdoor unit. Label the refrigerant piping (injection and suc- The required pipe diameters are given in the tion pipes) as well as the associated electrical table "Technical data".

  • Page 35: Additional Notes On Connecting The Refrigerant Piping

    Fig. 40: Flanging the refrigerant piping 1: Flanging tool Fig. 42: Tightening the fitting 1: Tighten with the first open-ended spanner 2: Counter with the second open-ended spanner Pipe dimension in Tightening torque in Nm inches 1/4" 15-20 3/8" 33-40 1/2"...

  • Page 36: Leak Testing

    5m max. length Once the connection has been made successfully, the leak test is carried out with dry nitrogen. RVT 262 Leak testing involves spraying a leak detection RVT 352 20 g/m spray onto the connections. If bubbles are visible, 0 g/m the connections have not been made properly.

  • Page 37: Condensate Connection And Safe Drainage

    Please see the legend of Fig. 43 for the descrip- tions of 1,3,5,8,9 and 11 Dimensions of the strip foundation (in mm) Dimen- RVT 262-522 RVT 682 sion Fig. 43: Condensate drainage, seepage of conden- sate and strip foundation (cross-section)
  • Page 38 2% Fig. 45: Condensate drainage connection - Indoor unit Safe drainage in the event of leakages The REMKO oil separator OA 2.2 fulfils the fol- lowing list of requirements from regional regula- tions and laws. NOTICE! Local regulations or environmental laws, for...

  • Page 39: Electrical Wiring

    Electrical wiring 8.1 General Information 8.2 Connecting the indoor unit A protected power supply cable is to be connected We recommend installing a main / repair switch to the outdoor unit and a four-wire control line to on the building close to the indoor unit. This is the indoor unit respectively.

  • Page 40: Connecting The Outdoor Unit

    Fig. 47: Connecting the outdoor unit 8.4 Electrical connection diagram Connection RVT 262-682 L(1) 2(N) S L(1) 2(N) S 230V/1~/50 Hz Fig. 48: Electrical connection diagram Outdoor unit RVT 262-682 AT Power supply Indoor unit RVT 262-682 IT Communication lines...

  • Page 41: Electrical Drawings

    8.5 Electrical drawings Indoor units RVT 262-352 IT CE-KFR26G/BP3N1Y-11M.D.11.NP2-1 202302130860 CN12_1 CN12_2 CN11 Fig. 49: Electrical drawings RVT 262-352 IT Supply CN = N Probe evaporator Supply (L_IN = 1, L_OUT = L) Air circulation probe Evaporator fan motor Display...
  • Page 42 REMKO RVT-ARCTIC-WP Indoor unit RVT 522 IT CE-KFR50G/BP3N1Y-11M.D.11.NP2-1 202302130861 CN11 CN10A CN12-2 CN12-1 L_OUT L_IN Fig. 50: Electrical drawingsRVT 522 IT Supply terminal contact = L Probe evaporator Supply terminal contact = 1 Air circulation probe Supply terminal contact = N...
  • Page 43 Indoor unit RVT 682 IT 202302130859 L-OUT L-IN CN10A CN11 FAN_IN CN12_2 Fig. 51: Electrical drawings RVT 682 IT Supply terminal contact = L Evaporator fan motor Supply terminal contact = 1 Swing motor 1 Supply terminal contact = N Plasma Control line terminal contact = S Ion generator...
  • Page 44 REMKO RVT-ARCTIC-WP Outdoor units RVT 262 AT, RVT 352 AT und RVT 522 AT CE-KFR26W/BP3(PFC).D.13.WP2-1 202302130906 CN10 CN13 CN12 CN11 CN15 CN301 CN302 CN303 Fig. 52: Electrical drawingsRVT 262 AT, RVT 352 AT und RVT 522 AT Supply to the indoor unit...
  • Page 45 Outdoor unit RVT 682 AT 202302130895 CE-KFR80W/BP3T4N1(DC MOTOR)-310.D.03.WP1-1 CE-KFR80W/BP2T4N1-310(B):D:13:MP1 202302130890 CN12 CN11 Fig. 53: Electrical drawings Main board Reactor Inverter board Connection to the inverter board Connection to the inverter board (contact CN 4) (contacts CN 11, CN 12) Connection to the inverter board (contact CN 5) Control line indoor unit (yellow), contact S Outside air probe, condenser probe Supply indoor unit (red), contact L, (L1)

  • Page 46: Before Commissioning

    REMKO RVT-ARCTIC-WP Before commissioning Commissioning After leak testing has been successfully com- pleted, connect the vacuum pump via the pressure NOTICE! gauge station to the valve connections on the out- door unit (see chapter "Leak testing") and create a Commissioning should only be performed by vacuum.
  • Page 47 Function test of the cooling and heating modes Remove the protective caps from the valves. Start the commissioning procedure by briefly opening the shut-off valves on the outdoor unit until the pressure gauge indicates a pressure of approx. 2 bar. Check all connections for leaks with leak detection spray and suitable leak detectors.

  • Page 48: Troubleshooting, Diagnosis And Customer Service

    REMKO RVT-ARCTIC-WP Troubleshooting, diagnosis and customer service 11.1 Troubleshooting and customer service The unit and components are manufactured using state-of-the-art production methods and tested several times to verify their correct function. However, if alarms should occur, please check the functions as detailed in the list below.
  • Page 49 Malfunction Possible causes Checks Remedial measures Batteries in remote con- Have new batteries been Insert new batteries trol are flat inserted? Is the display incomplete? Filter is dirty / air inlet / Have the filters been Clean the filters outlet opening is blocked cleaned? by debris.

  • Page 50: Diagnosis And Solution Indoor Unit

    REMKO RVT-ARCTIC-WP Malfunction on the indoor unit Indica- Cause Required action tion EEPROM error See error analysis Communication error between outdoor and Contact specialist dealer indoor unit Phase monitoring has responded Check wiring Evaporator fan motor speed too low / defective See error analysis...
  • Page 51 Error E1: Indoor/outdoor units communication error Power off, then turn on the unit 5 seconds later (reconnect the power wire). Is the erorr still dis- playing after several minutes? Check all the wirings between indoor and out- door, indoor PCB and outdoor PCB following the wiring diagram.
  • Page 52 REMKO RVT-ARCTIC-WP Error E3: Indoor fan speed has been out of control Shut off the power supply and turn it on 5 seconds later. Is it The unit operates normally. still displaying the error code? Shut off the power sopply, rotate the Disassembly the connection between fan cross fan by hand.
  • Page 53 Error EC: Refrigerant leakage detection Shut off the power supply and turn it on 5 sec- onds later. Is it still displaying the error code? Is there cool air blowing out from indoor air Check if T2 sensor is well fixed. Correct the outlet? installation or replace T2 sensor.
  • Page 54 REMKO RVT-ARCTIC-WP Error F5: Condenser fan speed not alright Shut off the power supply and turn it on 5 seconds later. Is it still displaying the error The unit operates normally. code? Disassembly the connection Shut off the power sopply, rotate the cross between fan and motor, fan by hand.
  • Page 55 Error P0: IPM malfunction or IGBT over strong current protection Check if the wiring between module PCB and Correct the connection. compressor connected correctly. IPM continuity check. Check if the IPM terminal Replace the module PCB. resistance values are uniform. Correct the installation, tighten the screws and Check if the IPM installed correctly.
  • Page 56 REMKO RVT-ARCTIC-WP Error P2: High temperature protection of compressor top Check if the air flow system of indoor and out- Clear up the air inlet and outlet or the heat door units are obstructed? exchanger of indoor and outdoor units.
  • Page 57 Resistance values of the sensors T1, T2, T3 and T4 Temperature (°C) Resistance value 26,9 20,7 16,1 12,6 10,0 (kW) Resistance value of the sensor T5 Temperature (°C) Resistance value 141,6 56,1 36,6 13,8 (kW) Temperature / resistance T1, T2, T3, T4 Fig.

  • Page 58: Care And Maintenance

    REMKO RVT-ARCTIC-WP Care and Maintenance maintenance It is recommended that you take out a mainte- nance contract with an annual service from an appropriate specialist firm. Regular care and observation of some basic points will ensure trouble-free operation and a long service life.
  • Page 59 Cleaning the housing Disconnect the power supply to the unit. Open and fold the air inlet grill on the front side upwards. Clean the grill and cover with a soft, damp cloth. Switch the power supply back on. Air filter for indoor unit Clean the air filter at intervals of no more than 2 Fig.

  • Page 60: Shutdown

    Ensure that units and components are disposed of in accordance with local regulations, e.g. through authorised disposal and recycling specialists or at collection points. REMKO GmbH & Co. KG or your contractual partner will be pleased to provide a list of certified firms in your area.

  • Page 61: Exploded View And Spare Parts Lists

    Exploded view and spare parts lists 14.1 Exploded view - Indoor unit Fig. 58: Exploded view of the unit RVT 262-682 IT We reserve the right to modify the dimensions and design as part of the ongoing technical development process.

  • Page 62: Spare Parts List - Indoor Unit

    REMKO RVT-ARCTIC-WP 14.2 Spare parts list - indoor unit RVT 262 IT RVT 352 IT RVT 522 IT RVT 682 IT No. Description EDP no. 1623109 1623119 1623129 1623139 1335D 1333D 1334D 1336D From serial number: 5000-5999 5000-5999 5000-5999 5000-5999...

  • Page 63: Exploded View - Outdoor Unit

    14.3 Exploded view - Outdoor unit Fig. 59: Exploded view of the unit RVT 262-682 AT We reserve the right to modify the dimensions and design as part of the ongoing technical development process.

  • Page 64: Spare Parts List - Outdoor Unit

    REMKO RVT-ARCTIC-WP 14.4 Spare parts list - outdoor unit RVT 262 AT RVT 352 AT RVT 522 AT RVT 682 AT No. Description EDP no. 1623108 1623118 1623128 1623138 1335D 1333D 1334D 1336D From serial number: 8000-8999 8000-8999 8000-8999 8000-8999...

  • Page 65: Index

    Index Manual mode............. 19 Alarms Minimum clearances.......... 30 Checks............48 Possible causes..........48 Oil return measures........... 31 Remedial measures........48 Ordering spare parts........62, 64 Care and maintenance........58 Propellant according to Kyoto Protocol....9 Characteristic curves Cooling........12, 13, 14, 15 Remote control Heating........
  • Page 66 REMKO RVT-ARCTIC-WP...
  • Page 68 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.

This manual is also suitable for:

Rvt 352Rvt 522Rvt 682

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