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32

OPERATING PROCEDURE

PHOTOS & ILLUSTRATIONS

6. Removing the pipe temperature thermistor

and condenser evaporator temperature thermistor

(1) Remove the fan guard.(See photo 1)
(2) Remove the bell mouth.(See photo 2)
(3) Remove the electrical box.(See photo 3)
(4) Remove the turbo fan.
(5) Remove the screw of the service panel.
(6) Remove the service panel.
(7) Remove the pipe temperature thermistor which is inserted

into the holder installed to the thin copper pipe.

(8) Disconnect the 2-pin white connector.(CN21)
[Condenser/ evaporator temperature thermistor]
(9) Remove the drain pan. (See Photo 7)
(10) Remove the thermistor which is installed into the holder

installed to the indoor coil.

(11) Disconnect the 2-pin black connector. (CN29)

7. Removing the panel

(1) Remove the air intake grille.(See figure 1)
Corner panel (See figure 2)
(1) Remove the corner screw.
(2) Slide the corner panel to the direction of the arrow 

3

, and

remove the corner panel.

Panel (See photo 6)
(1) Disconnect the connector that connects with the unit.
(2) Remove the 2 screws from the panel and loosen another 2

screws, which fix to the oval holes, have different diameters.

(3) Rotate the panel a little to remove the panel.

Photo 7

Photo 6

Photo 5

5 Removing the fan motor

(1) Remove the fan guard.(See photo 1)
(2) Remove the bell mouth.(See photo 1)
(3) Remove the electrical box.(See photo 2)
(4) Remove the turbo fan nut.
(5) Pull out the turbo fan.
(6) Disconnect the connector of the fan motor lead wire.
(7) Remove the 3 nuts of the fan motor.

Pipe temperature thermistor

Service access

8. Removing the drain pan

(1) Remove the panel. (See photo 6)
(2) Remove the drain plug (Larger one), drain the remaining

water in the drain pan.

(3) Remove the corner cover. (2 screws)
(4) Remove the bell mouth. (See photo 2)
(5) Remove the electrical box. (See photo 3)
(6) Remove the lead wire holder. (1 screw)
(7) Remove the 4 screws and pull out the drain pan.

w

Pull out the left and right of the pan gradually.
Be careful not to crack or damage the pan.

Figure 2

Corner
panel

Screw

Corner
panel

Panel

Panel

Screws

Connector

Screws

Screw

Screw

Screw

Screw

Drain pan

Drain plug(Larger)

Corner cover

Lead
wire
holder

Photo 4

Fan motor

Nut

Connector

Nut

OC357A--2.qxp  06.7.18 9:11 AM  Page 32

Содержание Mr.Slim PLA-RP100AA2

Страница 1: ...1 11 PARTS LIST 34 12 RoHS PARTS LIST 37 Indoor unit Model names Service Ref PLA RP100AA2 PLA RP100AA2 UK PLA RP125AA2 PLA RP125AA2 UK PLA RP140AA2 PLA RP140AA2 UK July 2006 INDOOR UNIT WIRED REMOTE CONTROLLER WIRELESS REMOTE CONTROLLER ON OFF TEMP ON OFF TEMP Model name indication Note This manual describes only service data of the indoor units RoHS compliant products have G mark on the spec name...

Страница 2: ...e refrigerant may cause the lubricant deterioration Use a vacuum pump with a reverse flow check valve The vacuum pump oil may flow back into the refrigerant cycle and cause the lubricant deterioration Store the piping to be used during installation indoors with keep both ends sealed until just before brazing Store elbows and other joints in a plastic bag If dust dirt or water enters the refrigeran...

Страница 3: ...proceed to working Do not release refrigerant in the air After completing the repair service recharge the cycle with the specified amount of liquid refrigerant Gravimeter Unit 3 Service tools Use the below service tools as exclusive tools for R407C refrigerant No Tool name Specifications 1 Gauge manifold Only for R407C Use the existing fitting SPECIFICATIONS UNF7 16 Use high tension side pressure ...

Страница 4: ...y designed for use with R410A refrigerant The following tools are necessary to use R410A refrigerant Keep the tools with care If dirt dust or moisture enter into refrigerant cycle that can cause deterioration of refrigerant oil or malfunction of com pressor Do not use a charging cylinder If a charging cylinder is used the composition of refrigera nt will change and the efficiency will be lowered F...

Страница 5: ... Use high tension side pressure of 5 3MPa G or over 2 Charge hose Only for R410A Use pressure performance of 5 09MPa G or over 3 Electronic scale 4 Gas leak detector Use the detector for R134a R407C or R410A 5 Adaptor for reverse flow check Attach on vacuum pump 6 Refrigerant charge base 7 Refrigerant cylinder Only for R410A Top of cylinder Pink Cylinder with syphon 8 Refrigerant recovery equipmen...

Страница 6: ...on Check button Clear button Airflow Up Down button Louver button Operation button To preceding operation number Ventilation button Operation button To next operation number On the controls are set the same operation mode can be repeated by simply pressing the ON OFF button Auto Air Swing Vane Disperses airflow up and down and adjusts the angle of airflow direction Grille Filter Removes dust and p...

Страница 7: ...ponding timer is set Up Down Air Direction indica tor The indicator shows the direc tion of the outcoming airflow One Hour Only indicator Displayed if the airflow is set to weak and downward during COOL or DRY mode Operation varies according to model The indicator goes off after one hour at which time the airflow di rection also changes Room Temperature display Shows the room temperature Louver di...

Страница 8: ...e current time display Displays the order of timer operation display Displays whether timer is on or off w In case the outdoor unit is cool only type the heating mode is not available Buttons used to set the hour and minute of the current time and timer settings h and min buttons display SET TEMP display indicates desired temper ature set display FAN SPEED display indicates which fan speed has bee...

Страница 9: ... in kg lbs W D H INDOOR UNIT PLA RP125AA2 UK Service Ref Mode Power supply phase cycle voltage Input Running current External finish Panel Heat exchanger Fan Fan drive o No Fan motor output Airflow Low Medium2 Medium1 High External static pressure Booster heater Operation control Thermostat Noise level Low Medium2 Medium1 High Unit drain pipe I D Dimensions Weight UNIT 840 33 1 16 PANEL 950 37 3 8...

Страница 10: ... 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 µbar BAND CENTER FREQUENCIES Hz High Medium1 Medium2 Low UNIT 1 5m MICROPHONE CEILING PLA RP140AA2 UK NOTCH SPL dB LINE 45 43 40 37 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 µbar 90 80 70 60 50 40 30...

Страница 11: ...Power line entry Suspension bolt lower edge Suspension bolt M10 or W3 8 Control wire entry Feeding hole Drain pump 374 286 60 17 5 0 30 190 170 140 50 70 105 A B 1 2 High efficiency filter Fresh air intake casement option 17 5 0 135 Air outlet hole Vane motor Auto vane Drain hole Grille Air outlet hole Air intake hole 411 Air intake hole Air intake grille 577 77 51 M M M A M 950 51 77 950 577 411 ...

Страница 12: ... D HEATER CNC RED CN33 GRN CN02 GRN CN01 BLK POSITION DETECTION SENSOR INPUT CN3 WHT CN03 BLU CN2S WHT FAN CN2 GRN CN4 WHT FUSE ZNR DCL FAN WHT BRN POWER CND ORN 2 1 POWER CN2D WHT INDOOR OUTDOOR COMMUNICATION CN3C BLU CN41 CN51 CN2L CN32 9 WIRELESS CN90 WHT BZ 5 5 VANE CN6V GRN W B I B LED2 CNB LED1 SW1 SW2 RU 2 1 2 2 1 1 REMOCON CN22 BLU TB5 TRANSMISSION WIRES DC12V TB6 R B BLU BLU 2 1 2 1 2 1 D...

Страница 13: ... temperature Thermistor TH1 Room temperature Refrigerant flow in cooling Refrigerant flow in heating Strainer 50 Strainer 50 Heat exchanger Refrigerant GAS pipe connection Flare Refrigerant LIQUID pipe connection Flare 8 REFRIGERANT SYSTEM DIAGRAM PLA RP100AA2 UK PLA RP125AA2 UK PLA RP140AA2 UK ...

Страница 14: ...ve action according to TROUBLESHOOTING BY INFERIOR PHENOMENA 9 4 The inferior phenomenon is not reoccurring Logged Not logged 1Consider the temporary defects such as the work of protection devices in the refrigerant circuit including compressor poor connection of wiring noise and etc Re check the symptom and check the installation environment refrigerant amount weather when the inferior phenomenon...

Страница 15: ...installation manual If an air conditioner error occurs the indoor unit s sensor emits an intermit tent buzzer sound the operation light flashes and the error code is output It takes 3 seconds at most for error code to appear The check mode is cancelled Malfunction diagnosis method at maintenance service 9 2 MALFUNCTION DIAGNOSIS METHOD BY REMOTE CONTROLLER In case of trouble during operation When ...

Страница 16: ...eck code Symptom Remark Number of times Wireless remote controller Wired remote controller Beeper sounds OPERATION INDICATOR lamp flashes 1 Check code Number of times Wireless remote controller Wired remote controller 1 P1 Intake sensor error P9 Pipe TH5 sensor error 2 P2 Pipe TH2 sensor error 3 E6 E7 Indoor outdoor unit communication error 4 P4 Drain sensor error 5 P5 PA Drain pump error Forced c...

Страница 17: ...utdoor unit s protection device is not con nected Reverse or open phase wiring for the outdoor unit s power terminal block L1 L2 L3 Incorrect wiring between indoor and outdoor units incorrect polarity of S1 S2 S3 Remote controller wire short Note Operation is not possible for about 30 seconds after cancellation of function selection Correct operation For description of each LED LED1 2 3 provided o...

Страница 18: ...rature with remote controller in test run mode If pipe liquid temperature is exclusively low in cooling mode or high in heating mode refrigerant circuit may have defective 5 Check pipe liquid temperature with remote controller in test run mode If there is exclusive difference with actual pipe liquid temperature replace indoor controller board Turn the power off and on again to operate after check ...

Страница 19: ...ntrol 6 Overcharge of refrigerant 7 Defective refrigerant circuit clogs Heating mode 1 Clogged filter reduced airflow 2 Short cycle of air path 3 Over load high temperature operation beyond the tolerance range 4 Defective indoor fan motor Fan motor is defective Indoor controller board is defective Indoor power board fan control circuit is defective 5 Defective outdoor fan control 6 Overcharge of r...

Страница 20: ...ndoor units max 16units The number of connecting remote con troller max 2units When it is not the above mentioned problem of 1 3 4 Diagnose remote controllers a When RC OK is displayed Remote controllers have no problem Put the power off and on again to check If abnormality generates again replace indoor controller board b When RC NG is displayed Replace remote controller c When RC E3 is displayed...

Страница 21: ...remote controller con trol board 1 Abnormal if data cannot be normally read from the nonvolatile memory of the remote controller control board Error code E1 2 Abnormal if the clock function of remote controller cannot be normally operated Error code E2 1 Defective remote controller 1 Replace remote controller PA 2502 2500 Forced compressor stop due to water leakage abnormality 1 When the intake te...

Страница 22: ...r power board DC14V Refer to 9 7 1 When no voltage is output Check the wiring connection When output voltage is between DC12 6V and DC16V Check 5 below 5 Check the wiring connection between indoor controller board and indoor power board If no problems are found indoor controller board is defective When LED1 on indoor controller board is lit 1 Mis setting of refrigerant address for outdoor unit The...

Страница 23: ...l system If there are some units whose refrigerant addresses are 0 in one group set one of the units to 0 using SW1 3 6 on outdoor controller circuit board 34 Remove remote controller wires and check LED2 on indoor controller board When LED2 is blinking check the short cut of remote controller wires When LED2 is lit connect remote controller wires again and if LED2 is blinking remote controller is...

Страница 24: ...ontrol circuit Indoor controller board Position sensor circuit Fan drive speed instruction Serial signal 5V DC 300bps Fan rotational speed data Abnormal signal Serial signal 5V DC 300bps Rotational speed detection signal hall element 5V DC pulse PWM output 3 phase AC voltage and frequency are changeable Fan motor DC brushless ...

Страница 25: ...n 1 Emergency operation cannot be used as follows When the outdoor unit is something wrong When the indoor fan is something wrong When drain over flow protected operation is detected during self diagnosis Error code P5 2 Emergency operation will be serial operation by the power supply ON OFF ON OFF or temperature etc adjustment is not operated by the remote controller 3 Do not operate for a long t...

Страница 26: ...e thermistor Refer to the thermistor Room temperature thermistor TH1 Pipe temperature thermistor liquid TH2 Condenser Evaporator temperature thermistor TH5 1 3 YLW YLW 1 2 3 Normal 4 3k 9 6k Abnormal Open or short Abnormal Open or short Normal 0 6k 6 0k Normal Abnormal 290 Open or short Measure the resistance between the terminals using a tester Surrounding temperature20 30 Vane motor MV Measure t...

Страница 27: ...emperature thermistor TH5 Thermistor R0 15k 3 Fixed number of B 3480 2 Rt 15exp 3480 0 15k 10 9 6k 20 6 3k 25 5 4k 30 4 3k 40 3 0k Thermistor R0 6 0k 5 Fixed number of B 3390 2 Rt 6 exp 3390 0 6 0k 10 3 9k 20 2 6k 25 2 2k 30 1 8k 40 1 3k 60 0 6k Thermistor for lower temperature 1 273 t 1 273 1 273 t 1 273 20 0 20 40 60 80 Thermistor for drain sensor Temperature 0 1 2 3 4 5 6 7 8 9 10 Resistance K ...

Страница 28: ... Between 3 and 5 CN4 Connect to the fan motor 5V DC pulse 5V DC pulse CN2S Connect to the indoor controller board CN2D 14V DC CN01 Connect to the Terminal Block TB4 Indoor outdoor connecting line Between 3 and 5 220 240V AC CN03 Connect to the indoor controller board CN03 Between 3 and 5 220 240V AC 28 9 7 TEST POINT DIAGRAM 9 7 1 Power board PLA RP100AA2 UK PLA RP125AA2 UK PLA RP140AA2 UK ...

Страница 29: ...acity setting SW1 Model selection CN2L Connector LOSSNAY CN51 Centrally control CN41 Connector HA terminal A CN6V Vane motor output MV CN90 Connect to the wireless remote controller board CNB CN31 Drain sensor DS CN29 Condenser evaporator temperature thermistor TH5 CN21 Pipe temperature ther mistor Liquid TH2 CN20 Room temperature ther mistor TH1 CN22 Connect to the terminal block TB5 Remote contr...

Страница 30: ... wireless remote controller and indoor control PCB J41 J42 are given in the table on the left in the table indicates the jumper line is disco nnected There is no jumper JP1 because these models have the cond eva temperature thermistor TH5 Marks in the table below Jumper wire Short Open Without TH5 With TH5 Model JP1 Factory shipment Service parts Indoor controller board type JP3 1 2 3 4 5 ON OFF M...

Страница 31: ...cal box and loosen the other 2 screws to remove the box Electrical parts in the electrical box Indoor controller board Power supply board Terminal block TB4 TB5 Figure 1 Air intake grille Grille 2 Removing the fan guard 1 Open the air intake grille 2 Remove the 3 screws of fan guard Air intake grille knob 3 Removing the room temperature thermistor 1 Remove the fan guard See photo 1 2 Remove the sc...

Страница 32: ... connects with the unit 2 Remove the 2 screws from the panel and loosen another 2 screws which fix to the oval holes have different diameters 3 Rotate the panel a little to remove the panel Photo 7 Photo 6 Photo 5 5 Removing the fan motor 1 Remove the fan guard See photo 1 2 Remove the bell mouth See photo 1 3 Remove the electrical box See photo 2 4 Remove the turbo fan nut 5 Pull out the turbo fa...

Страница 33: ...l 11 Pull out the heat exchanger 9 Removing the drain pump and drain sensor 1 Remove the panel See photo 6 2 Remove the fan guard See photo 1 3 Remove the bell mouth See photo 2 4 Remove the electrical box See photo 3 5 Cut the drain hose band with scissors and pull out the drain hose from the drain pump 6 loosen the screw 2 screws and remove the screw B 1 screw Slide the drain pump in the directi...

Страница 34: ...LESS ADAPTER STEPPING MOTOR VANE BUSH GEAR VANE GEAR REMOTE CONTROLLER ASSY WIRELESS REMOTE CONTROLLER ASSY CORD 1 4 1 3 1 1 4 8 4 4 1 1 1 4 2 2 1 1 1 1 4 8 4 4 1 RU W B MV R B PAR 21MAA E PAR SL97A E S70 E10 003 S70 E01 002 S70 E01 638 S70 E00 638 S70 E00 500 S70 E00 691 S70 24K 658 S70 E00 317 S70 E00 223 S70 E00 063 S70 E00 040 S70 E01 040 S70 KW1 713 S70 E15 714 S70 58A 246 PLA RP100 125 140AA...

Страница 35: ...1 1 1 1 1 1 1 1 3 1 1 2 1 1 1 1 1 1 1 1 1 1 1 3 1 TH2 TH5 MF 3 4 EHD01A120MS S70 K01 687 S70 E01 130 S70 007 688 S70 E00 130 S70 E01 114 S70 08K 097 S70 K19 480 S70 E16 097 S70 17J 202 S70 E20 202 S70 E02 659 S70 E02 130 S70 K10 762 S70 K10 105 S70 008 688 Q ty set PLA RP AA2 UK 100 125 140 Specifi cation Remarks Drawing No FUNCTIONAL PARTS PLA RP100AA2 UK PLA RP125AA2 UK PLA RP140AA2 UK 4 7 6 5 2...

Страница 36: ... 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 DP DS P B I B TH1 TB5 TB4 DCL 2P 1 2 3P S1 S2 S3 S70 E01 529 S70 29H 523 S70 E02 355 S70 E00 266 S70 31K 241 S70 K00 501 S70 K10 313 S70 K50 310 S70 K03 503 S70 E10 675 S70 E00 202 S70 512 716 S70 K01 716 S70 001 663 S70 A41 524 S70 A48 524 S70 A41 523 S70 K00 529 Q ty set PLA RP100 125 140AA2 UK Specification Remarks Drawing No 9 5 7 8 4 3 2 10 11 14 13 12 15 ...

Страница 37: ...EIVER WIRELESS ADAPTER STEPPING MOTOR VANE BUSH GEAR VANE GEAR REMOTE CONTROLLER ASSY WIRELESS REMOTE CONTROLLER ASSY CORD 1 4 1 3 1 1 4 8 4 4 1 1 1 4 2 2 1 1 1 1 4 8 4 4 1 RU W B MV R B PAR 21MAA E PAR SL97A E S70 E10 003 S70 E01 002 S70 E01 638 S70 E00 638 S70 E00 500 S70 E00 691 S70 24K 658 S70 E00 317 S70 E00 223 S70 E00 063 S70 E00 040 S70 E01 040 S70 KW1 713 S70 E15 714 S70 58A 246 PLA RP100...

Страница 38: ...2 ASSY 1 2 1 1 1 1 1 1 1 1 1 1 1 3 1 1 2 1 1 1 1 1 1 1 1 1 1 1 3 1 TH2 TH5 MF 3 4 EHD01A120MS S70 K01 687 S70 E01 130 S70 007 688 S70 E00 130 S70 E01 114G S70 08K 097 S70 K19 480 S70 E16 097 S70 17J 202 S70 E20 202 S70 E02 659 S70 E02 130 S70 K10 762 S70 K10 105 S70 008 688 Q ty set PLA RP AA2 UK 100 125 140 Specifi cation Remarks Drawing No FUNCTIONAL PARTS PLA RP100AA2 UK PLA RP125AA2 UK PLA RP1...

Страница 39: ...Y REACTOR NOISE FILTER 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 DP DS P B I B TH1 TB5 TB4 DCL 2P 1 2 3P S1 S2 S3 S70 E01 529 S70 29H 523 S70 E02 355 S70 E00 266 S70 31K 241 S70 K00 501 S70 K10 313 S70 K50 310 S70 K03 503 S70 E10 675G S70 E00 202 S70 512 716 S70 K01 716 S70 001 663 S70 A41 524 S70 A48 524 S70 A41 523 S70 K00 529 Q ty set PLA RP100 125 140 AA2 UK Specification Remarks Drawing No 9 5 7 8 ...

Страница 40: ... 8310 JAPAN CCopyright 2006 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Jul 2006 No OC357 REVISED EDITION A PDF 7 Distributed in Jan 2006 No OC357 PDF 8 Made in Japan New publication effective Jul 2006 Specifications subject to change without notice TM ...

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