Table of Contents
Related Manuals for REMKO BL DC Series
Summary of Contents for REMKO BL DC Series
- Page 1 Assembly and operating instructions REMKO BL...DC BL 262 DC, BL 352 DC Inverter wall-mounted room air conditioner with split design with quick-coupling system Read the instructions prior to performing any task! 0043-2014-03 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)
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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 BL...DC Care and maintenance........................48 Exploded view and spare parts lists....................50 13.1 Exploded view - Indoor unit......................50 13.2 Spare parts list - Indoor unit......................51 13.3 Exploded view - Outdoor unit...................... 52 13.4 Spare parts list - Outdoor unit..................... 53 Shutdown.............................
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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
REMKO BL...DC Technical data 2.1 Unit data Series BL 262 DC BL 352 DC Inverter wall-mounted room air conditioner com- Operating mode bination for cooling and heating 2.80 (1.10-3.70) 3.60 (1.10-4.20) Nominal cooling output Energy efficiency ratio SEER 0.73 1.18 Electrical rated power consumption, cooling 3.20... - Page 9 Data specific to indoor unit BL 262 DC IT BL 352 DC IT Application area (room volume), approx. Adjustment range, room temperature °C +17 to +30, +8 with "FP" function Operating range °C +17 to +32 Air flow volume per level m³/h 360/480/550 370/480/630...
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Page 10: Unit Dimensions
REMKO BL...DC 2.2 Unit dimensions Outdoor units Fig. 1: Outdoor unit dimensions BL 262-352 DC AT Dimensions (mm) BL 262-352 DC AT Indoor units Fig. 2: Indoor unit dimensions BL 262-352 DC IT Dimensions (mm) BL 262 DC BL 352 DC We reserve the right to modify the dimensions and design as part of the ongoing technical development process. -
Page 11: Performance Curves For Heating And Cooling
2.3 Performance curves for heating and cooling Heating capacity BL 262 DC 5,00 4,00 3,00 2,00 1,00 0,00 [°C] Fig. 3: Performance curves, heating BL 262 DC (data for 20 °C indoor temperature) A: Outside temperature 2: Heating capacity in kW 1: COP 3: Power consumption in kW Outside temperature in °C... - Page 12 REMKO BL...DC Heating capacity BL 352 DC 5,00 4,00 3,00 2,00 1,00 0,00 [°C] Fig. 5: Performance curves, heating BL 352 DC (data for 20 °C indoor temperature) A: Outside temperature 2: Heating capacity in kW 1: COP 3: Power consumption in kW Outside temperature in °C...
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Page 13: Design And Function
Design and function 3.1 Unit description The room air conditioners BL 262-352 DC have a REMKO BL...AT outdoor unit as well as an BL...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 14: Operation
REMKO BL...DC 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 15 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 16 REMKO BL...DC "SELF CLEAN" key "TIMER OFF" key This key activates the self-clean function. This key initiates the automatic switch-off time for the unit. Each time the key is pressed, the auto- matic time setting increases in increments of 30 minutes.
- Page 17 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. The operating mode indicator on the display of the indoor unit begins to flash.
- Page 18 REMKO BL...DC "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. It is not possible to set a temperature here.
- Page 19 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 20 REMKO BL...DC Example TIMER function settings Stop 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 Set time 10 hours later 10 Stunden später home.
- Page 21 "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. Example: You want the air conditioning unit to switch on in two hours from the time it was programmed, and switch back off five hours later.
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Page 22: Installation Instructions For Qualified Personnel
REMKO BL...DC Installation instructions for qualified personnel 5.1 Important notes prior to instal- 5.2 Wall openings lation A wall opening of at least 100 mm diameter and 10mm incline from the inside to the outside Transport the unit in its original packaging as must be created. -
Page 23: Selection Of Installation Location
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 The indoor unit is designed for horizontal wall may be necessary to install a windbreak (to be pro- installation above doors. -
Page 24: Minimum Clearances
REMKO BL...DC Fig. 26: Installation inside buildings K: Cold fresh air W: Warm air 1: Outdoor unit 2: Additional fan 3: Air shaft 5.5 Minimum clearances Observe the min. clearances to allow access for maintenance and repair work and facilitate optim. air distri- bution. -
Page 25: 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 5.7 Connection variants for the be taken. Usually, an oil pump bend is installed for indoor unit every 2.5 metres of height difference. -
Page 26: Installation
REMKO BL...DC Installation 6.2 Connecting the refrigerant piping 6.1 Installation of the indoor unit The refrigerant pipes should be connected by the The indoor unit is attached by means of a wall customer on the right-hand side of the outdoor bracket, taking into consideration the air outlet side component. -
Page 27: Connection Of Quick-Release Couplings
6.3 Connection of quick-release couplings The refrigerant pipes should be connected by the customer on the right-hand side of the outdoor component. The pre-filled refrigerant piping are connected to the outdoor component by means of the quick-connector system. Once installed, the connections should be insulated to make them vapour diffusion proof. -
Page 28: Leak Testing
REMKO BL...DC Pipe dimension in Tightening torque in Nm inches 1/4" 15-20 3/8" 33-40 1/2" 50-60 5/8" 65-75 3/4" 95-105 Fig. 36: Installation on the outdoor unit CAUTION! Only open the stop cocks following complete installation of the quick-release couplings and before switching the system on! 6.4 Leak testing... -
Page 29: Condensate Drainage Connection And Safe Drainage
Condensate drainage connection and safe drainage Fig. 40: Dimensions for the strip foundation (bird's eye view) For the designations of 1,3,5,8,9 and 11, please refer to the legend for the Fig. 39 dimensioning of the strip foundation Dimen- Value in mm sion Fig. - Page 30 2% Fig. 41: 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...
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Page 31: Electrical Wiring
Electrical wiring 8.1 General Information The units' scope of delivery includes a ten metre long, four-core control line for connecting the A protected power supply cable is to be connected indoor unit to the outdoor unit. The control line to to the outdoor unit and a 5-wire control line to the the outdoor unit contains a data cable which is indoor unit respectively. -
Page 32: Outdoor Unit Connection
REMKO BL...DC 8.3 Outdoor unit connection Fix the line in the strain relief and re- assemble the unit. Proceed as follows to connect the line: Remove the side-panel cover. Choose the cable cross-section in accord- ance with the relevant specifications. - Page 33 Connection of optional condensate pump KP 6 / KP 8 L(1) 2(N) S L(1) 2(N) S L N PE Fig. 45: Electrical wiring diagram Outdoor unit Condensate pump supply Indoor unit Condensate pump fault contact Condensate pump KP 6 / KP 8 BK: Black Power supply WH: white...
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Page 34: Electrical Drawings
REMKO BL...DC 8.5 Electrical drawings Indoor units BL 262-352 DC IT CE-KFR26G/BP3N1Y-11M.D.11.NP2-1 202302130860 CN12_1 CN12_2 CN11 Fig. 46: Electrical drawings A: Supply line (L_IN = 1, L_OUT = L) 3: Evaporator probe B: Supply line (CN = N) 4: Swing motor 2... - Page 35 Outdoor units BL 262-352 DC AT CE-KFR26W/BP3(PFC).D.13.WP2-1 202302130906 CN10 CN13 CN12 CN15 CN11 CN301 CN302 CN303 Fig. 47: Electrical drawings A: Supply and indoor unit supply 4: Heat gas probe 1: 4-way valve 5: Outside air probe, Condenser probe 2: Condenser fan 6: Reactor 3: Injection valve 7: Compressor...
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Page 36: Before Commissioning
REMKO BL...DC Before commissioning Commissioning Perform the following checks prior to putting the unit into operation for the first time and after any NOTICE! work on the cooling cycle. Record the results in the commissioning report: Commissioning should only be performed by... - Page 37 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.
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Page 38: Troubleshooting, Fault Analysis And Customer Service
REMKO BL...DC Troubleshooting, 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 their correct function. However, if alarms should occur, please check the functions as detailed in the list below. - Page 39 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. Heating / cooling modifications been doors / install additional load has increased...
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Page 40: Diagnosis And Solution Indoor Unit
REMKO BL...DC 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 41 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 42 REMKO BL...DC 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 43 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 44 REMKO BL...DC 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 45 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 46 REMKO BL...DC 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 47 Resistance values of the sensors T1, T2, T3 and T4 Temperature (°C) Resistance value (kW) 26,9 20,7 16,1 12,6 10,0 Resistance value of the sensor T5 Temperature (°C) Resistance value (kW) 141,6 56,1 36,6 13,8 Temperature / resistance T1, T2, T3, T4 Fig.
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Page 48: Care And Maintenance
REMKO BL...DC Care and maintenance Maintenance It is recommended that you take out a mainte- Regular care and observation of some basic points nance contract with an annual service from an will ensure trouble-free operation and a long appropriate specialist firm. - Page 49 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.
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Page 50: Exploded View And Spare Parts Lists
REMKO BL...DC Exploded view and spare parts lists 13.1 Exploded view - Indoor unit Fig. 52: Exploded view of the unit BL 262-352 DC IT We reserve the right to modify the dimensions and design as part of the ongoing technical development... -
Page 51: Spare Parts List - Indoor Unit
13.2 Spare parts list - Indoor unit No. Designation BL 262 DC IT BL 352 DC IT Front panel, complete Air filter, set Circuit board, display Swing motor Air exhaust fins, set Housing incl. condensate tray Evaporator On request by providing the serial number Fan wheel Fan motor... -
Page 52: Exploded View - Outdoor Unit
REMKO BL...DC 13.3 Exploded view - Outdoor unit Fig. 53: Exploded view of the unit BL 262-352 DC AT We reserve the right to modify the dimensions and design as part of the ongoing technical development process. -
Page 53: Spare Parts List - Outdoor Unit
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 54: Index
REMKO BL...DC Index Operation Infrared remote control ....14 Alarms Manual ......14 Checks . - Page 56 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.