REMKO ML 262 DC Operation Technology Spare List Download | Manualshive

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Electrical circuit diagram

ML 262-522 DC IT

S

N

L

Y/G

CN3

S

Y/G

3

4

RY1

CN6

CN5

CN1

N

CN12

CN8

CN11

CN9

CN7

3

2

2

4

L N S

JX1

I ON

2

3

CN4

CN14

CN13

CN10

P_1

3

7

2

2

5

CN

2

CN

17

F1 = Manual On/Off

Manual On/Off

to outdoor component

M1 = Swing motor

M2 = Fan motor

T1 = Transformer

S1 = Air circulation sensor

S1

S2

S2 = Vaporiser sensor

V1 = Board display

Display

M1

T1

M2

23

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Summary of Contents for ML 262 DC

Page 1: ...Edition GB W11 REMKO ML ML 262 DC ML 352 DC ML 522 DC Inverter wall mounted units in split design and frost protection function Operation Technology Spare parts ...

Page 2: ......

Page 3: ...Intended use 4 Transport and packaging 5 Equipment description 5 Operation 6 12 Decommissioning 12 Care and maintenance 12 13 Troubleshooting and customer service 14 15 Installation instructions for qualified personnel 15 18 Installation 18 19 Monitoring for leaks 20 Condensate drain 20 Electrical connection 20 21 Electrical connection diagram 21 Electrical circuit diagram 22 23 Before commissioni...

Page 4: ...ulations Mobile units must be set up securely on suitable surfaces and in an upright position Stationary units must be permanently installed for operation Modification of equipment and components supplied by REMKO is not permitted and can cause malfunctions Equipment and components may not be operated in areas where there is an increased risk of damage Observe the minimum clearances The electrical...

Page 5: ...or component as well as an ML DC IT indoor unit When in cooling mode the outdoor component serves to release the heat extracted by the indoor unit from the room being cooled When in heating mode the heat absorbed by the outdoor component can be released by the indoor unit into the room being heated In both operating modes the performance of the compressor adjusts itself precisely to the demand the...

Page 6: ...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 using the remote control it can also be manually operated Faults are shown in code See chapter fault remedy and customer service CAUTION Replace discharged batteries immediately with a new set in order to avoid the dang...

Page 7: ...s mainly dehumidified and the adjusted temperature is maintained 4 Heating mode In this mode the warm air in the room is heated up to the desired temperature 5 Circulation mode In this mode the air in the room is circulated with no change in temperature FAN button Press this button to set the desired fan speed 4 speeds are available Automatic high medium and low fan speed AIR DIRECTION button This...

Page 8: ...sing the ON OFF button The programmed settings and adjustment values before the unit was turned off will appear on the display ON OFF Button ON OFF ON OFF A symbol is shown on the display to indicate that the settings are being transferred Button functions Remote control display Indicator arrows will be displayed according to the settings Display on indoor unit Fan speed Temperature display Coolin...

Page 9: ...s between heat ing and cooling operation when the unit is first switched on The control range lies between 22 C and 26 C This can be increased or decreased with the buttons Fan speed is selected automatically AUTOMATIC MODE AUTOMATIC MODE In cooling mode the air in the room is cooled down to the set target temperature The desired room temperature is set with the buttons in 1 C increments If the ro...

Page 10: ...1 C below the selected target temperature the indoor unit starts to heat the air in the room If the set room temperature is exceeded by approx 1 C the controller will switch off the heater function To protect the compressor the controller will wait 3 minutes before switching on the heating mode again MODE HEATING OPERATION The air discharge fins are individually adjusted using this button Various ...

Page 11: ... device automatically switches on or off If the indoor unit is automatically switched on the mode temperature and fan speed for the last setting are activated Deleting the preset on and off time early is carried out by pressing the ON OFF button The timer display on the indoor unit goes out Timer On Timer On 3 sec TIMER ON Button 3 sec TIMER OFF Button Timer Off Timer Off This button activates the...

Page 12: ...utdoor component are protected against dirt mould and other deposits Clean the equipment using a damp cloth Do not use any caustic abrasive or solvent based cleaning products Do not use a jet of water Clean the fins on the indoor unit and outdoor component prior to long shutdown periods Prior to performing any work ensure the equipment is disconnected from the voltage supply and secured to prevent...

Page 13: ...using a soft damp cloth 4 Switch the supply voltage back on Air filter for indoor unit Clean the air filter at intervals of no more than 2 weeks Reduce this interval in case of heavily soiled air Cleaning the filter of the indoor unit 1 Disconnect the supply voltage to the equipment 2 Open the front side of the device by folding the guard upwards and allowing it to engage figure 1 3 Raise the filt...

Page 14: ...ransmitter unit in the shade Electromagnetic fields are interfering with transmission Does it function after removing potential fault sources Signal is not transmitted when interference sources are operational Button on remote control jammed two buttons pressed at same time Does the Send symbol appear on the display Release the button press only one button Batteries in remote control are flat Have...

Page 15: ...l Take special precautions with regard to the oil return if the exterior component is located above the indoor unit See section Oil return flow measures If the basic length of the refrigerant line exceeds 5 metres add refrigerant The quantity of additional refrigerant is provided in the chapter Add refrigerant Only use the union nuts for the refrigerant pipes included in the delivery and remove th...

Page 16: ...rews and a wall bracket or on a pedestal secured to the ground Minimum clearance to snow 20 cm Snow Windbreak Wind Lines in the wall throughput Control line Condensation line Injection line Suction line PVC tube Rain The unit should be at least 10 cm off the ground when mounted on the roof or ground A pedestal is available as an accessory Sun The condenser on the outdoor component gives off heat E...

Page 17: ...d opposite each other figure 4 Minimum clearances Observe the minimum clearances to allow access for maintenance and repair work and facilitate optimum air distribution ML 226 DC AT ML 352 DC AT ML 522 DC AT A 150 mm B 700 mm C 400 mm D 150 mm E 200 mm Comply with any regulations and conditions affecting the structure of the building If necessary fit acoustic installation Minimum clearances E C B ...

Page 18: ...med by authorised specialists NOTE Oil return measures If the outdoor component is installed at a higher level than the indoor unit suitable oil return measures must be taken This is normally accomplished by creating a bend in the oil line installed at every 2 5 metres of rise 5 Connecting Connecting the refrigerant lines The on site connection of the refrigerant lines is carried out at the rear o...

Page 19: ...ittings using 2 suitably sized open ended spanners Use one spanner to counter the force when tightening the fitting figure 9 8 Use only diffusion tight insulation hoses designed for this temperature range 9 Lay the refrigerant lines from the indoor unit to the outdoor component Ensure that they are adequately fastened and take measures for the oil return if necessary 10 During installation observe...

Page 20: ... connection Due to undercutting of the dew point at the vaporiser condensation forms during coolingand in the condenser duringheating Below the vaporiser is a collection tray which must be connected to a drain The lower section of the outdoor component s housing is designed to serve as a collection tray The condensate connection included in the scope of delivery is to be attached here The condensa...

Page 21: ...anent contact Tighten as required ATTENTION 5 Anchor the cable in the strain relief and re assemble the unit figure 12 12 Connecting the outdoor component Connecting the indoor unit Make the connection as follows 1 Open the air intake grill 2 Loosen the cover to the terminal strip on the right side figure 11 3 Connect the unit to the control cable from the outdoor component See electrical connecti...

Page 22: ...n C1 Compressor C1 C1 GL GL GL ST LP Power board ST Control board GL Rectifier S1 Condenser feeler S1 S2 S2 Air intake sensor S3 Heated gas sensor S4 Compressor sensor Klixon V1 V1 F1 F1 V1 Reverse flow valve U V CN7 CN28 CN26 CN10 N B CN3 CN2 CN14 CN4 N S L CN31 CN33 CN34 U V W CN6 6 ML 522 DC AT REMKO ML DC 22 ...

Page 23: ... CN1 N CN12 CN8 CN11 CN9 CN7 3 2 2 4 L N S JX1 I ON 2 3 CN4 CN14 CN13 CN10 P_1 3 7 2 2 5 CN2 CN17 F1 Manual On Off Manual On Off to outdoor component M1 Swing motor M2 Fan motor T1 Transformer S1 Air circulation sensor S1 S2 S2 Vaporiser sensor V1 Board display Display M1 T1 M2 23 ...

Page 24: ...g Wear protective clothing when handling refrigerant ATTENTION Commissioning Commissioning is only to be performed and documented by specially trained personnel NOTE Once all the components have been connected and tested the system can be commissioned A functional check should be performed to verify its correct function and identify any unusual operational behaviour prior to handing it over to the...

Page 25: ... tray A bottle with a spout is recommended for pouring the water into the condensation tray 10 Switch the indoor unit to cooling mode 11 Check the correct function and settings of all control and safety devices during the test run 12 Check the control system in the indoor unit using the functions described in the operating manual Timer temperature settings and all mode settings Unit dimensions We ...

Page 26: ...09B5001 1 Complete front panel 1111150 1111150 1111151 2 Air filter set 1111152 1111152 1111153 3 Board display 1111180 1111182 1111183 4 Swing motor 1111156 1111156 1111156 5 Air outlet fins set 1111157 1111157 1111158 6 Condensation tray 1111159 1111159 1111160 7 Vaporiser 1111161 1111162 1111163 8 Fan wheel 1111164 1111164 1111165 9 Fan motor 1111166 1111166 1111167 10 Control board 1111168 111...

Page 27: ...1111233 3 Fan motor condenser 1111195 1111234 1111235 4 Condenser 1111197 1111236 1111237 5 Cover panel 1111200 1111238 1111239 6 Side panel 1111203 1111240 1111241 7 Compressor cpl 1111204 1111242 1111243 8 Stop valve suction line 1111206 1111244 1111245 9 Stop valve injection line 1111207 1111246 1111247 10 Reverse flow valve 1111208 1111248 1111249 11 Control board 1111210 1111250 1111251 12 Co...

Page 28: ...r temperature Outdoor temperature Nominal cooling output Elec power consumption Elec power consumption Nominal heat output Performance data ML 352 DC 3 4 3 3 3 1 3 2 3 5 3 6 3 7 3 0 35 37 39 41 43 25 27 29 31 33 1 07 1 12 1 17 1 22 0 92 0 97 1 02 Leistun gsaufna hme Kühlleist ung Cooling Heating Outdoor temperature Outdoor temperature 4 2 4 0 3 6 3 8 4 4 4 6 4 8 3 4 3 5 7 9 11 7 5 3 1 1 1 15 1 20 ...

Page 29: ... 29 31 33 1 60 1 64 1 68 1 72 1 48 1 52 1 56 Kühlleis tung Leistung saufnah me Außentemperatur ML 522 DC 5 80 5 70 5 50 5 60 5 90 6 00 6 10 5 40 3 5 7 9 11 7 5 3 1 1 1 40 1 50 1 60 1 70 1 10 1 20 1 30 Leistun gsaufna hme Heizleis tung Außentemperatur Nominal cooling output Elec power consumption Elec power consumption Nominal heat output ...

Page 30: ...a 4200 4200 Corresponding indoor unit ML 262 DC IT ML 352 DC IT ML 522 DC IT Serial number 802B5000 808B5000 809B5000 Adjustment range room temperature C 17 to 30 Operating range C 16 to 31 Air flow volume per speed setting m h 500 420 350 550 450 370 800 700 600 Sound pressure level per speed setting 3 dB A 29 34 39 31 37 40 37 39 42 Protection class IP X0 Condensate connection mm 14 14 14 Dimens...

Page 31: ... Equipment machinery Implementation Inverter wall mounted units in split design and frost protection function Series Model REMKO ML 262DC ML 352DC ML 522DC Series Class Number 802 808 809 Applicable regulations MA DIR 2006 42 EC Machinery Directive LV DIR 2006 95 EC Low Voltage Directive EMC DIR 2004 108 EEC Electromagnetic Compatibility Directive EnCLB DIR 92 75 EEC Energy Consumption Labelling D...

Page 32: ...er REMKO a partner helping you find solutions to your problems Distribution REMKO offers not just a well established sales network both nationally and internationally but also has exceptionally highly qualified sales specialists REMKO field staff are more than just sales representatives above all they must act as advisers to our customers in air conditioning and heating technology Customer service...

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