REMKO RVD 1051DC Operation Manual Download Page 39 | Manualshive

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8. Fault code P3: compressor overcurrent protection

has tripped

Is the input current
greater than 20A?

Check refrigerant pipes

No

Yes

Is the outdoor
temperature too high?

Switch off unit

Yes

Yes

Is the function of the
fan on the outdoor
component OK?

No

Ensure fan functions
properly

Is the register of the
outdoor component
dirty?

Are the refrigerant
pipes blocked or bent?

Yes

Siphon off refrigerant,
replace pipe / remove
blocked, perform
pressure test, drawn
vacuum and refill

Clean the register of the
outdoor component

No

Replace outdoor
component main board

No

Yes

No

39

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Summary of Contents for RVD 1051DC

Page 1: ...Edition GB W09 REMKO RVD DC RVD 351DC RVD 521DC RVD 681DC RVD 1051DC Inverter ceiling mounted air conditioner in split design Operation Technology Spare parts ...

Page 2: ......

Page 3: ...se 4 Transport and packaging 5 Description of the equipment 5 Operation 6 12 Shutdown 13 Care and maintenance 13 14 Installation instructions for qualified personnel 15 18 Installation 18 19 Tightness check 20 Condensate drain 20 Before commissioning 21 Electrical connection 21 Electrical connection diagram 22 Electrical circuit diagram 23 26 Add refrigerant 27 Commissioning 27 28 Troubleshooting ...

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: ...he indoor unit The indoor unit is designed for indoor installation in suspended ceilings with Euroraster dimensions The cassette is hidden behind the suspended ceiling only its cover is visible Operation is undertaken via an infrared remote control unit The indoor unit consists of a fin vapor iser vaporiser fan regulation system and condensation pan Floor consoles wall consoles re frigerant pipes ...

Page 6: ... Immediately replace flat batter ies with a new set otherwise there is a risk of leakage It is recommended that the batteries are removed if the equipment is shut down for long periods NOTE max 6 m Maximum distance Manual operation The indoor units can be started manually Press the RESET button on the receiver unit of the cover to activate automatic mode In manual operation the following settings ...

Page 7: ...odes 1 Automatic mode In this mode the unit works in cooling or in heating mode 2 Cooling mode In this mode the warm air in the room is cooled down to the desired temperature 3 Dehumidification mode In this mode the room is mainly dehumidified and the adjusted temperature is maintained 4 Heating mode In this mode the warm air in the room is warmed to the desired temperature 5 Air circulation mode ...

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

Page 9: ...ller autonomously selects between heating circulation or cooling mode based on the room temperature Tr and the selected target value Ts The target value can be adjusted between 17 C and 30 C by means of the keys The fan speed is selected automatically AUTOMATIC MODE AUTOMATIC MODE Operational sequence If Tr is less than 1K as Ts then operating mode Heating is selected If Tr is greater than 2K as T...

Page 10: ...t 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 Cooling MODE In cooling mode the air in the room is cooled down to the adjusted nominal temperature The desired room temperature is set with the keys in 1 C increments If the ro...

Page 11: ...ution in the room is improved with the swing function Pressing the button for longer than 2s causes the oscillating function to activate To set your desired position the button must be pressed for another 2s The Swing Vertical button has not been assigned a function The fan speed can be adjusted with this key A selection can be made between low medium high and automatic fan speed FAN SPEED Key FAN...

Page 12: ...is switched off by pressing the Timer on or Timer off key The timer display on the indoor unit illuminates The desired activation or deactivation time is set by pressing the Timer On or Timer Off keys When the programmed time has been reached the 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 activ...

Page 13: ...out door 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 Maintenance It is recommended that you take out a maintenance contract with an annual service from an appropri...

Page 14: ...g 2 Turn the dirty side until it faces up 5 Any dirt can be cleaned off us ing lukewarm water and mild cleaning agents To do so turn the dirty side downward Fig 3 6 When using water allow the filter dry out properly in air before replacing it in the unit 7 Carefully insert the filter Make sure it is seated correctly 8 Close the cover as described above but in reverse order 9 Switch the supply volt...

Page 15: ...outlet See section Minimum clear ances Do not install the unit in the immediate vicinity of devices with intensive thermal radia tion Installation near sources of thermal radiation reduces the output of the unit Open the blocking valves of the refrigerant pipes only after the installation is complete Seal off open refrigerant pipes with suitable caps or adhesive strips to avoid infiltration of moi...

Page 16: ...l lation in outdoor areas It should be placed on level flat and firm ground The unit should also be secured to prevent toppling The outdoor component can be set up outside as well as inside a building For external installation please observe the following notes to protect the unit from weather conditions Rain The unit should be at least 10 cm off the ground when mounted on the roof or ground A flo...

Page 17: ...k and facilitate optimum air distribution 500 1000 1000 1000 1000 E C B A D Air intake Air outlet All values in mm Minimum clearances Ensure a continuous and unob structed air flow from outside preferably using sufficiently large air intakes placed opposite each other Figure 5 Comply with any regulations and conditions affecting the statics of the building If neces sary fit acoustic installation M...

Page 18: ... unit Fig 7 This ensures that the condensate drains into the col Installation should only be performed by authorised spe cialists NOTE lection tray 3 Fit the ceiling cassette approx 2 cm higher than the surface of the ceiling see Figure 8 4 Make sure that clearance A Fig 8 as specified in the table below is provided between the underside of the suspended unit and the underside of the fastening sur...

Page 19: ...ications NOTE Flanging tool 10 Flanging the refrigerant pipe Refrigerant pipe Deburrer 9 Deburring the refrigerant pipe 11 Correct flange shape Tighten 1 spanner Counter 2 spanner 12 Tighten the fitting Tightening torque 15 20 Nm 33 40 Nm 50 60 Nm 65 75 Nm 95 105 Nm 5 Verify that the shape of the flange is correct Figure 11 6 First connect and hand tighten the refrigerant connections to ensure the...

Page 20: ... and humidity have been completely extracted from the system the valves on the pressure gauge sta tion are closed and the valves on the outdoor unit are opened as described in the chapter on Com missioning The condensation pipe should have a fall of min 2 This is the responsibility of the cus tomer If necessary fit vapour diffusion proof insulation If the level of the condensation pipe on the unit...

Page 21: ...Connect the unit to the control cable on the outdoor compo Connecting the outdoor unit Proceed as follows to connect the cable 1 Remove the cover from the unit 2 Remove the side panel next to the terminals 3 Select the cable cross section according to the relevant stand ards 4 Feed both cables through the edge protection rings on the fixed connection panel 5 Terminate the cables as shown on the el...

Page 22: ...N L 230 V 1 50 Hz L N PE PE PE PE P E P E Q Q Pe Pe Pe N N N L1 L1 L1 L2 L2 L3 L3 P P Q Q E E Note For the correct address selection all 4 DIP switches red to ON Note For the correct address selection all 2 DIP switches red to OFF Note For the correct address selection all 4 DIP switches red to OFF Electrical connection diagrams Outdoor unit Indoor unit Power output Outdoor unit Indoor unit Power ...

Page 23: ...rflüssiger Sensor Heißgas Sensor Öl Kompressor Ventilatormotor Umkehrventil Blau Schwarz Rot Schwarz Rot Rot Hauptplatine Grau Optional Orange Gelb Rot Orange Gelb Gelb Orange Rot Blau Stromüberwachung Gelb Blau Braun Electrical circuit diagram Probe condenser Hot gas sensor Sensor oil Sensor environment blue red black blue Power management Main board blue black red gray Reversing valve To indoor ...

Page 24: ...inder RVD 521 DC Outdoor unit RVD 521 DC Indoor unit GM P1 Lila Weiß Netzzuleitung Innenteil Rot Weiß CN4 CN11 CN5 CN7 CN9 Weiß C5 Weiß Schwarz Rot CN3 CN2 T1 T2 T2 T1 CN14 CN10 CN15 E Y X Schwarz Grau Gelb Schwarz Blau Weiß E P C Y E X E F M CN12 CN1 zum Außengerät Steuerleiter zum CCN Steuerleiter DM Display Y G c Blau Y G CN5 Power output indoor unit white white blue black yellow gray black bla...

Page 25: ...chwarz U W V U V W P N IPM 10PIN W V U L202 IPM EEW T5 CN4 CN12 CN5 CN5 CN16 CN11 CN1 CN2 Trans Trans CN20 CN27 CN28 CN9 Hochdruckschalter Niedrigdruckschalter R2503 P 3 P 4 P 5 P 6 P 2 3 CN3 R1815B R1325C CN14 CN15 CN13 CN12 CN7 CN5 CN6 CN4 CN8 CN10 CN9 Blau Ventilator CN1 CN2 L N L N P 1 L H Sensor Heißgas Sensor Außentemperatur Sensor Austritt Verflüssiger Elektronisches Expansionsventil Leistu...

Page 26: ... Indoor unit GM P1 Lila Weiß Netzzuleitung Innenteil Rot Weiß CN4 CN11 CN5 CN7 CN9 Weiß C5 Weiß Schwarz Rot CN3 CN2 T1 T2 T2 T1 CN14 CN10 CN15 E Y X Schwarz Grau Gelb Schwarz Blau Weiß E P Q Y E X E F M CN12 CN1 DM Display Y G c Blau Y G CN5 Power output indoor unit white white blue black yellow gray black black To CCN Control conductor To outdoor unit Control conductor white purple white red blue...

Page 27: ...t any work on the refrigerant circuit If necessary use appropri ate sealant products NOTE Functional test for cooling and heating modes 1 Remove the caps from the valves 2 Begin the commissioning process by briefly opening the blocking valves of the external section until the manometer displays a pressure of approx 2 bar 3 Use leak detection spray or suit able devices to check that all the connect...

Page 28: ... Temperature 10 35 40 C 11 40 45 C 12 45 50 C 13 50 55 C 14 55 60 C 15 60 65 C 16 65 70 C Display Temperature 15 7 5 C 20 5 0 C 25 2 5 C 30 0 C 35 2 5 C 40 5 0 C 45 7 5 C 50 10 0 C 55 12 5 C 60 15 0 C 65 17 5 C 70 20 0 C 75 22 5 C 80 25 0 C 85 27 5 C 90 30 0 C 95 32 5 C 99 34 5 C Power consumption outdoor unit Display Power consump tion 44 6 0 A 46 6 2 A 54 7 4 A 55 7 6 A 58 7 8 A 62 8 0 A 66 8 6 ...

Page 29: ...not transmitted when in terference sources are operational Button in remote control jammed two buttons pressed at same time Does the Send symbol appear on the display Release the button only press one button Batteries in remote control are flat Have new batteries been inserted Is the display incomplete Insert new batteries The unit is running with reduced or without reduced cooling heating perform...

Page 30: ...sponded Check refrigerant pressure P3 Compressor power consumption too high Check compressor power consumption P4 Compressor discharge gas over 105 C Clean liquefier check refrig erant circuit P5 Liquefier temperature over 65 C Clean liquefier check refrig erant circuit P6 Voltage protection main board outdoor unit Check voltage flashes rapidly Sensor air circulation sensor liquefier tripped Check...

Page 31: ...r unit and outdoor component damaged Replace the cable Replace the main board for the indoor unit or outdoor component Is the resistance of the temperature sensor OK black cable Table 1 P92 94 No Replace temperature sensor Replace indoor unit main board Yes 2 Defrost light flashes at 5 Hz fault on the vaporiser sensor No Yes Yes Yes 4 Alarm light flashes at 5 Hz float switch condensation pump Repl...

Page 32: ...roperly again No Are the connections from the circuit board to the compressor OK Yes No Correct connections Are the windings of the compressors OK Yes Replace circuit board No Replace compressor No Does the unit run after replacing the compressor Check the unit s electrical supply Is it properly connected Yes No No Connect the electrical supply properly Are all the circuit board s electrical cable...

Page 33: ...tdoor component overcurrent protection Yes Is the input current greater than 16A Is the function of the fan on the outdoor component OK Replace outdoor component main board Resistance of the sensor OK Table 1 P92 94 No Yes Replace outdoor component main board Is the voltage between L and N of the outdoor component 198 254V Yes Replace main board No Establish correct power supply Check refrigerant ...

Page 34: ...he Klixon over 115 C Yes Fix the leak and top up No No Establish a proper connection Yes Yes Is there a refrigerant leak Is the connection between the Klixon and circuit board OK Is the resistance value for the Klixon correct Table 2 P95 No Replace Klixon Yes Replace outdoor component main board REMKO RVD DC 34 ...

Page 35: ...ondenser outlet sensor triggered see page 90 point 10 P6 IPM power board safety shutdown see page 91 point 11 Fault displays shown on the outdoor component 1 Fault code E0 EEPROM error No Fit EEPROM properly Is the EEPROM fitted properly Yes Replace outdoor component main board 2 Fault code E2 communication error between indoor unit and outdoor component No Establish the power supply Is there volt...

Page 36: ...re a measurement of 277 345V between CN12 and CN13 on the power board Yes Replace IPM module No Replace power board No Establish a proper connection Yes No Yes 4 Fault code E4 fault on outside temperature sensor T4 or condenser sensor T3 Connect condenser sensor properly Is the condenser sensor properly connected Replace sensor Measure the resistance of the sensor Table 1 P92 94 Resistance OK No Y...

Page 37: ...sure switch Yes Switch off unit No Yes Is the outdoor temperature too high Check refrigerant pipes Is the function of the fan on the outdoor component OK No No Ensure fan functions properly Clean the register of the outdoor component Yes Is the register of the outdoor component dirty Siphon off refrigerant replace pipe remove blocked perform pressure test drawn vacuum and refill Yes Are the refrig...

Page 38: ...tch off unit No Yes Is the outdoor temperature too low Check refrigerant pipes The refrigerant pipes may be leaking No Check the refrigerant pipes with leak detection spray or an electronic leak detector Yes Check the refrigerant pressure with a manometer Is the refrigerant pressure less than 1 4 bar Refrigerant pipe may be blocked No Siphon off refrigerant replace pipe remove blocked perform pres...

Page 39: ... Yes Yes Is the function of the fan on the outdoor component OK No Ensure fan functions properly Is the register of the outdoor component dirty Are the refrigerant pipes blocked or bent Yes Siphon off refrigerant replace pipe remove blocked perform pressure test drawn vacuum and refill Clean the register of the outdoor component No Replace outdoor component main board No Yes No 39 ...

Page 40: ...on No 10 Fault code P5 condenser outlet sensor triggered Is the condenser outlet temp greater than 65 C Yes Clean condenser register Is the outdoor temperature too high Yes Switch off unit No Replace sensor Check the resistance of the sensor Table 1 P92 94 Is the resistance OK Yes Replace outdoor component main board No Replace outdoor component main board No Is the condenser register dirty Are th...

Page 41: ...d the two AC contacts Is the resistance for the two measurements 0Ω Are the connecting cables to the chokes OK Is the resistance of the connecting cables Check the fuses on the power board Are they working OK Replace the power board Yes Is the connection between the main board and IPM module OK No Is the connection to the compressor OK Establish a proper connection Yes No Establish a proper connec...

Page 42: ...5 16 769 16 079 15 406 16 15 949 15 313 14 691 17 15 174 14 588 14 014 18 14 442 13 902 13 372 19 13 748 13 251 12 762 20 13 093 12 635 12 183 21 12 471 12 050 11 634 Temp Resistance kΩ C Rmax R t Normal Rmin 22 11 883 11 496 11 112 23 11 327 10 971 10 617 24 10 800 10 473 10 147 25 10 300 10 000 9 700 26 9 848 9 551 9 255 27 9 418 9 125 8 834 28 9 010 8 721 8 434 29 8 621 8 337 8 055 30 8 252 7 9...

Page 43: ... 1 191 1 108 80 1 235 1 151 1 070 81 1 195 1 113 1 034 82 1 156 1 076 0 999 83 1 118 1 041 0 966 84 1 082 1 007 0 934 85 1 047 0 974 0 903 86 1 014 0 942 0 874 87 0 982 0 912 0 845 88 0 951 0 883 0 818 89 0 921 0 855 0 791 90 0 892 0 828 0 766 91 0 864 0 802 0 742 92 0 838 0 777 0 719 93 0 812 0 753 0 696 94 0 787 0 730 0 675 95 0 763 0 708 0 654 96 0 740 0 686 0 634 97 0 718 0 666 0 615 98 0 697 ...

Page 44: ...7 086 121 2 061 4 222 8 38 31 62 80 6 859 122 2 007 3 211 4 39 30 36 81 6 641 123 1 955 2 200 7 40 29 15 82 6 43 124 1 905 1 190 5 41 28 83 6 228 125 1 856 0 180 9 42 26 9 84 6 033 126 1 808 1 171 9 43 25 86 85 5 844 127 1 762 2 163 3 44 24 85 86 5 663 128 1 717 3 155 2 45 23 89 87 5 488 129 1 674 4 147 6 46 22 89 88 5 32 130 1 632 5 140 4 47 22 1 89 5 157 6 133 5 48 21 26 90 5 7 127 1 49 20 46 91...

Page 45: ...ent process All values in mm 950 840 580 950 650 650 400 600 610 880 840 300 254 580 28 840 28 580 A D E B C RVD 351 521 DC Indoor unit RVD 681 1051 DC Indoor unit RVD 351 1051 DC Outdoor unit RVD 351 DC RVD 521 DC RVD 681 DC RVD 1051 DC A 760 840 895 990 B 270 310 313 354 C 590 700 862 966 D 530 560 860 600 E 290 335 315 375 45 ...

Page 46: ... 5 Air inlet condensate pan module 1110954 1110954 1111554 1111554 6 Outlet fins set of 4 1110955 1110956 1111555 1111555 7 Vaporiser 1110957 1110958 1111556 1111557 8 Condensation pump cpl 1110959 1110959 1110959 1110959 9 Fan wheel 1110960 1110961 1111558 1111559 10 Vaporiser fan motor 1110962 1110963 1111560 1111561 11 Control PCB 1110964 1110965 1111562 1111563 12 Transformer 1110966 1110966 1...

Page 47: ...88 1111589 6 Side part 1111000 1111001 1111590 1111591 7 Compressor cpl 1111002 1111022 1111592 1111593 8 Stop valve suction pipe 1111004 1111005 1111594 1111595 9 Stop valve injection pipe 1111006 1111007 1111596 1111597 10 Reverse flow valve 1111008 1111009 1111598 1111599 11 Control PCB 1111010 1111011 1111600 1111601 12 Condenser compressor 1111012 1111013 1111602 1111603 Spare parts not illus...

Page 48: ...power consumpt heating 2 A 6 64 2 06 12 03 6 82 3 13 12 32 10 05 3 22 12 81 14 35 8 69 23 64 Electr starting current max A 12 0 12 0 15 5 25 0 Coolant connection injection line Inches mm 1 4 6 35 1 4 6 35 3 8 9 52 3 8 9 52 Coolant connection suction line Inches mm 1 2 12 70 1 2 12 70 5 8 15 90 5 8 15 90 Max operating pressure kPa 4200 2500 Corresponding indoor unit RVD 351DC IT RVD 521DC IT RVD 68...

Page 49: ...1 9 6 3 15 18 14 00 2 50 3 00 3 50 4 00 0 90 1 00 2 00 Leistun gsaufna hme Heizlei stung Außentemperatur 13 00 12 00 11 00 10 00 9 00 8 00 7 00 6 00 0 3 6 9 12 15 11 9 6 3 15 18 Performance charts for heating Heating output 1 Outdoor temperature 1 Air intake temperature TK 20 C outdoor temperature TK 7 C FK 6 C max air flow volume 5m pipe length Elec power consumption Elec power consumption Elec p...

Page 50: ...achinery Implementation Inverter ceiling mounted air conditioner in split design Series Model REMKO RVD 351DC RVD 521 DC RVD 681 DC RVD 1051 DC Series Class Number 548 549 713 714 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 Directive...

Page 51: ......

Page 52: ...ield are more than mere salespeople they must primarily act as advisers in air conditioning and heating technology for our customers Customer Service Our units work precisely and dependably Should a failure occur however REMKO cus tomer service will rapidly be at your side Our comprehensive network of experienced dealers guarantees quick and reliable service REMKO INTERNATIONAL and also right in y...

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