REMKO JBW 260 DC Assembly And Operating Instructions Manual
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REMKO JBW 260 DC Assembly And Operating Instructions Manual

Inverter wall-mounted room air conditioner with split design
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Assembly and operating instructions
REMKO JBW...DC
JBW 260 DC, JBW 350 DC, JBW 520 DC
Inverter wall-mounted room air conditioner with split design
Read the instructions prior to performing any task!
0113-2017-07 Edition 2, en_GB

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Summary of Contents for REMKO JBW 260 DC

  • Page 1 Assembly and operating instructions REMKO JBW...DC JBW 260 DC, JBW 350 DC, JBW 520 DC Inverter wall-mounted room air conditioner with split design Read the instructions prior to performing any task! 0113-2017-07 Edition 2, 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......................5 1.1 General safety notes........................5 1.2 Identification of notes........................5 1.3 Personnel qualifications........................5 1.4 Dangers of failure to observe the safety notes................5 1.5 Safety-conscious working....................... 5 1.6 Safety notes for the operator......................6 1.7 Safety notes for installation, maintenance and inspection..............
  • Page 4 REMKO JBW...DC Care and maintenance........................42 Shutdown............................. 44 Exploded view and spare parts lists....................45 14.1 Exploded view - Indoor unit......................45 14.2 Spare parts list - Indoor unit......................46 14.3 Exploded view of the outdoor unit....................47 14.4 Spare parts list - Outdoor unit..................... 48...

  • Page 5: Safety And Usage Instructions

    Safety and usage instructions CAUTION! 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

    Max. current consumption 9.00 10.50 11.50 EDP no. 1637260 1637350 1637520 Data specific to indoor unit JBW 260 DC IT JBW 350 DC IT JBW 520 DC IT Application area (room volume), approx. Adjustment range, room temperature °C +16 to +32 °C/...
  • Page 9 Data specific to indoor unit JBW 260 DC IT JBW 350 DC IT JBW 520 DC IT Weight 10.0 10.0 14.0 EDP no. 1637262 1637352 1637522 Data specific to outdoor unit JBW 260 DC AT JBW 350 DC AT JBW 520 DC AT...

  • Page 10: Unit Dimensions

    REMKO JBW...DC 2.2 Unit dimensions Outdoor units Fig. 1: Outdoor unit dimensions JBW 260 DC AT-520 DC AT (All measurements in mm) Measurements (mm) JBW 260 DC AT-350 DC AT JBW 520 DC AT Indoor units Fig. 2: Indoor unit dimensions JBW 260 DC IT-520 DC IT (All measurements in mm)

  • Page 11: Design And Function

    Design and function 3.1 Unit description The room air conditioners JBW 260 DC-520 DC have a REMKO JBW...AT outdoor unit as well as a JBW...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 12: Operation

    REMKO JBW...DC Operation NOTICE! The indoor unit is easily operated using the standard infrared remote control. The indoor unit Immediately replace flat batteries with a new beeps to acknowledge the correct transmission of set, otherwise there is a risk of leakage. It is data.
  • Page 13 Keys on the remote control „COOL“ key Activates the cooling mode of the unit. Taste „HEAT“ Activates the heating mode of the unit. „SWING key(horizontal)“ Activates the horizontal swing mode of the unit. „SWING key(vertical)“ Activates the vertical swing mode of the unit. The scope of functions of the remote control can be extended by unfolding: Fig.
  • Page 14 REMKO JBW...DC Extended functionality of the remote control " ▲ " and " ▼ " keys The " ▲ " key increases the desired temperature to 32 °C in 0.5°C increments. The " ▼ " key decreases the desired temperature to 16 °C in 0.5°C increments.
  • Page 15 "iFEEL" key Infrared sensor Once you press this key, the remote control tem- perature probe is active and the "current tempera- Indicators on the LCD ture" appears on the display. This function is suit- able for ensuring as consistent a room temperature as possible in large rooms.
  • Page 16 REMKO JBW...DC Key functions Press the "MODE" key to select from oper- ating modes "Automatic", "Cooling", "Dehu- A symbol is shown on the display to indicate that midification", "Heating" or "Recirculation". the settings are being transferred. Press the "UP/DOWN" key to set the desired temperature.
  • Page 17 "Dehumidification" mode "Timer" mode Make sure that the indoor unit is connected to the Press the "TIMER ON" key to set the "Auto on" power supply, and is switched on. time and the "TIMER OFF" key to set the "Auto off" time for the unit.
  • Page 18 REMKO JBW...DC Setting the "Auto off" time Press the "TIMER OFF" key. The remote control shows "TIMER OFF", the last "Auto off" time setting and the symbol "H" appears on the display. The unit is now ready to reset the "Auto off" time and to stop "TIMER OFF"...

  • Page 19: 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 20: Selection Of Installation Location

    REMKO JBW...DC 5.4 Selection of installation Wind location If the unit is being installed in windy areas, ensure that the warm outlet air is discharged in the pre- Indoor unit vailing wind direction. If this is not the possible, it...
  • Page 21 Fig. 18: Installation inside buildings K: Cold fresh air W: Warm air 1: Outdoor unit 2: Additional fan 3: Air shaft...

  • Page 22: Minimum Clearances

    Fig. 19: Minimum clearances of the indoor unit and outdoor unit AT: Outdoor unit IT: Indoor unit Air inlet Air outlet Indoor units Outdoor units Measure- JBW 260 DC IT-520 DC IT JBW 260 DC AT-520 DC AT ments (mm) 1,500 1700...

  • Page 23: Oil Return Measures

    5.6 Oil return measures If the outdoor unit is installed at a higher level than the indoor unit, suitable oil return measures must be taken. Usually, an oil pump bend is installed for every 2.5 metres of height difference. Fig. 20: Oil return measures A: Outdoor unit / B: Indoor unit 1: One oil pump bend in suction pipe to outdoor unit every 5 metres of height difference...

  • Page 24: Wall Bracket For The Indoor Unit

    REMKO JBW...DC 5.8 Wall bracket for the indoor unit Fig. 22: Wall bracket mounting points JBW 260 DC-520 DC (rear view) Unit type / dimensions in JBW 260 DC-350 DC JBW 520 DC All dimensions in mm. In each case the diameter of the pipe break-through is Ø 65 mm The wall bracket for the units must be attached with suitable screws and anchors.

  • Page 25: Connecting The Refrigerant Piping

    6.2 Connecting the refrigerant The following instructions describe the installation of the cooling cycle and the assembly of the indoor piping unit and the outdoor unit. The refrigerant piping is connected (responsibility The required pipe diameters are given in the of the customer) on the back side of the units.
  • Page 26 REMKO JBW...DC Label the refrigerant piping (injection and suc- tion pipes) as well as the associated electrical control lines of each interior unit with a letter. Only connect the lines to their associated con- nections. NOTICE! Always pay attention to the affiliation of the...

  • Page 27: Additional Notes On Connecting The Refrigerant Piping

    6.4 Leak testing Once all the connections have been made, the pressure gauge station is attached to the Schrader valve as follows (if fitted): red = small valve = high pressure blue = large valve = suction pressure Once the connection has been made successfully, the leak test is carried out with dry nitrogen.

  • Page 28: Adding Refrigerant

    5 metres per circuit. Refer to the following chart: Up to and From 5m to incl. 5m max. length JBW 260 DC 20 g/m JBW 350 DC 0 g/m 20 g/m JBW 520 DC...
  • Page 29 Safe drainage in the event of leakages For the designations of 1,3,5,8,9 and 11, please refer to the legend for the Fig. 28 The REMKO oil separator OA 2.2 fulfils the fol- lowing list of requirements from regional regula- dimensioning of the strip foundation (in mm) tions and laws.

  • Page 30: Electrical Wiring

    REMKO JBW...DC Electrical wiring 8.1 General notes 8.2 Connecting the indoor unit A protected power supply cable is to be connected We recommend that a mains/repair switch be to the indoor unit and a five-core control line to the installed near the outdoor unit.

  • Page 31: Outdoor Unit Connection

    Connection JBW 260 DC-520 DC 230V/1~/50 Hz Fig. 33: Electrical wiring diagram A: Outdoor unit JBW 260 DC AT-520 DC AT B: Indoor unit JBW 260 DC IT-520 DC IT 1: Power supply 2: Power supply/control line to outdoor unit NOTICE! The indoor unit is delivered with a Schuko test plug.
  • Page 32 REMKO JBW...DC Connection of optional condensate pump KP 6 / KP 8 N PE Fig. 34: Electrical wiring diagram Outdoor unit Condensate pump supply Indoor unit Condensate pump fault contact Condensate pump KP 6 / KP 8 BK: black Power supply...

  • Page 33: Electrical Drawings

    8.5 Electrical drawings Indoor units JBW 260 DC IT-520 DC IT FUSE 3.15A 250V Force Switch 1(L) 2(N) Fig. 35: Electrical drawings A: Power supply 230V/1~/50 Hz Swing motor, horizontal B: Connection to the outdoor unit Temperature probe, indoor air...
  • Page 34 REMKO JBW...DC Outdoor units JBW 260 DC AT-520 DC AT 2[4] AC-M DC-M AC-LAC-NS L-IL-O SUCTION ROOM PIPE EXHAUST U V W 1(L) 2(N) 4(S) Fig. 36: Electrical drawings A: Connection to indoor unit Reactor AC evaporator fan motor Temperature probe, suction pipe...

  • Page 35: Before Commissioning

    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 36 REMKO JBW...DC 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.

  • Page 37: Trouble-Shooting, Fault Analysis And Customer Service

    Trouble-shooting, fault analysis 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 that they function correctly. However, if malfunctions do occur, please check the functions as detailed in the list below.
  • Page 38 REMKO JBW...DC Operational malfunctions (continued) Malfunction Possible causes Checks Remedial measures Filter is dirty / air inlet / Have the filters been Clean the filters outlet opening is blocked cleaned? by debris Windows and doors Have structural / usage Close windows and open.
  • Page 39 Fault indicated on indoor unit Display Cause Required action Check that the probe is positioned correctly and if it is mounted on the cir- Indoor unit probe air cuit board correctly. Check the probe’s resistor and, if necessary, replace circulation defective Check that the probe is positioned correctly and if it is mounted on the cir- Outdoor unit register cuit board correctly.

  • Page 40: Indoor Unit Fault Analysis

    REMKO JBW...DC 11.2 Indoor unit fault analysis Faults E1, E2, E3, E6, F4 and FA: Probe fault Check the connection of the respective probe to the circuit board. Are these correctly imple- Establish a proper connection. mented? Replace the respective control board.
  • Page 41 Fault F7: The outdoor unit overvoltage or undervoltage protection has tripped Check whether the power supply is present and Switch the supply and try again as soon as this correct. Is this normal? is normal again. Check all electrical connections. Are they OK? Correct the electrical connections.

  • Page 42: Care And Maintenance

    REMKO JBW...DC Care and maintenance Clean the fins on the unit prior to long shut- down periods. Regular care and observation of some basic points Maintenance will ensure trouble-free operation and a long service life. It is recommended that you take out a mainte- nance contract with an annual service from an appropriate specialist firm.
  • Page 43 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 44: 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 45: Exploded View And Spare Parts Lists

    SLEEP TIMER iFEEL DISPLAY iCLEAN Anti-F ELE.H SPOT SWING Fig. 40: Exploded view of the unit JBW 260 DC IT-520 DC IT We reserve the right to modify the dimensions and design as part of the ongoing technical development process.

  • Page 46: Spare Parts List - Indoor Unit

    REMKO JBW...DC 14.2 Spare parts list - Indoor unit Please contact REMKO GmbH & Co. KG directly to order spare parts. All of the spare parts numbers for your unit can be found in the download area at www.remko.de No. Designation...

  • Page 47: Exploded View Of The Outdoor Unit

    14.3 Exploded view of the outdoor unit Fig. 41: Exploded view of the unit JBW 260 DC AT-520 DC AT We reserve the right to modify the dimensions and design as part of the ongoing technical development process.

  • Page 48: Spare Parts List - Outdoor Unit

    REMKO JBW...DC 14.4 Spare parts list - Outdoor unit Please contact REMKO GmbH & Co. KG directly to order spare parts. All of the spare parts numbers for your unit can be found in the download area at www.remko.de No. Designation...

  • Page 49: Index

    Index Remedial measures ....37 Manual mode ......12 Assembly Minimum clearances .
  • Page 50 REMKO JBW...DC...
  • Page 52 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:

Jbw 350 dcJbw 350 dc itJbw 520 dc itJbw 260 dc itJbw 520 dcJbw 520 dc at ... Show all

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