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31

11-3. ELECTRICAL CIRCUIT (Controller board and wiring diagram (Panel))

11-3-1. Dip SW 22 type 

ON

1

1

3

2

5

3

1

1

1

1

1

2

2

2

2

2

CN3G

(BLK)

CN3G
(BLK)

CN90
(WHT)

CN2B

(WHT)

FUSE

CNAC

(WHT)

CN22

(BLU)

SW22

CN2C

(WHT)

CN3A

(RED)

U.B

R.B

TB6

TB5 1

1

2

2

I.B

Panel

Indoor unit

CN2G

(BLK)

CN2F

(BLK)

CN2E
(RED)

SW1

SW2

RU

BZ

1
2
3
4
5
6
7
8
9

CNB

(WHT)

W.B

MU1

MU1

LS21

LS1

LS21

UK1

UK1

2

2

1

1

3

9

WHT

BLK

GRN/YLW

BLK

WHT

WHT

WHT

1 2 3 4 5 6 7 8 9 10

B

R

N

O

R

N

Y

L

W

B

L

K

R

E

D

B

L

K

R

E

D

B

L

K

R

E

D

R

E

D

Symbol

Name

Symbol

Name

U.B

Auto grille controller board

W.B

Wireless remote controller board

FUSE

Fuse (3.15A)

BZ

Buzzer

RU

Receiver

SW22

Switch (Lowering distance set up)

SW1

Emergency switch (heating/down)

UK1

Up/down machine

SW2

Emergency switch (cooling/up)

MU1

Motor (Up/down)

LS1

Limit switch (storage detection)

LS21

Limit switch (tension detection)

R.B

Wired remote controller

I.B

Indoor controller board

SW22

11-3-2. Dip SW 2 type

SW2

SYMBOL

NAME

SYMBOL

NAME

U.B

CONTROLLER BOARD

UK1

I.B
W.B

UP/DOWN MACHINE

FUSE

FUSE (T3.15AL250V)

M

MOTOR (FOR GRILLE UP/DOWN)

LS21

LIMIT SWITCH (TENSION DETECTION)
LIMIT SWITCH (STORAGE DETECTION)
WIRED REMOTE CONTROLLER

SW1

SW2

SW2

SW1

SWITCH (MODEL SELECTION)

INDOOR  UNIT CONTROLLER BOARD
WIRELESS SIGNAL RECEIVER BOARD

SWITCH (LOWERING DISTANCE)

BZ

LS1
R.B.

SW3

LED1

LED2

SWITCH (SYSTEM SELECTION)

BUZZER

RU

RECEIVING UNIT

LED RED
(MICROCOMPUTER POWER)
LED RED
(GRILLE CONDITION)

EMERGENCY HEATING
LONG PRESS FOR OVER 2 SEC)
EMERGENCY COOLING
LONG PRESS FOR OVER 2 SEC)

SYMBOL

NAME

GRILLE / DOWN
(SHORT PRESS)

GRILLE / UP
(SHORT PRESS)

Summary of Contents for Mr.Slim PLA-RP100BA3

Page 1: ...SE CRITERION CURVES 8 7 OUTLINES AND DIMENSIONS 9 8 WIRING DIAGRAM 10 9 REFRIGERANT SYSTEM DIAGRAM 11 10 TROUBLESHOOTING 12 11 SPECIAL FUNCTION 27 12 DISASSEMBLY PROCEDURE 36 Indoor unit Model names S...

Page 2: ...PU H P100YHAR3 UK OC379 PUHZ P100VHA3 UK OCH415 OCB415 PUHZ P200YHA3 OCH424 OCB424 PUHZ HRP100VHA2 PUHZ HRP100YHA2 OCH425 OCB425 PUHZ RP100VKA PUHZ RP100 200YKA OCH451 OCB451 1 TECHNICAL CHANGES PLP...

Page 3: ...following tools are necessary to use R410A refrigerant Handle tools with care If dirt dust or moisture enters into refrigerant cycle that can cause deterioration of refrigerant oil or malfunction of c...

Page 4: ...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 pu...

Page 5: ...The room temperature display range is 8 39 The display blinks if the temperature is less than 8 or 39 or more Louver display Indicates the action of the swing louver Does not appear if the louver is...

Page 6: ...lay Displays whether timer is on or off Buttons used to set the hour and minute of the current time and timer settings h and min buttons display display FAN SPEED display indicates which fan speed has...

Page 7: ...in kg lbs W D H INDOOR UNIT PLA RP100BA3 Service Ref Mode Power supply phase cycle voltage Input Running current External finish Panel Heat exchanger Fan Fan drive No Fan motor output Airflow Low Medi...

Page 8: ...Medium2 34 Low 32 90 80 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 LEV...

Page 9: ...pipe 9 52 Flared connection 3 8 inch Refrigerant pipe 15 88 Flared connection 5 8 inch PLA RP100BA3 Detail drawing of fresh air intake hole Detail connecting of branch duct Both aspects 3 2 8 14 2 8...

Page 10: ...N FAN MOTOR VANE MOTOR DRAIN PUMP DRAIN FLOAT SWITCH TERMINAL BLOCK Indoor unit Power option TERMINAL BLOCK INDOOR OUTDOOR CONNECTING LINE TERMINAL BLOCK REMOTE CONTROLLER TRANSMISSION LINE REACTOR RO...

Page 11: ...stor TH5 Cond Eva temperature Thermistor TH1 Room temperature Refrigerant flow in cooling Refrigerant flow in heating Strainer 50 Strainer 50 Heat exchanger Refrigerant GAS pipe connection Flare Refri...

Page 12: ...ting by inferior phenomena The trouble is not reoccurring Logged Not logged Consider the temporary defects such as the work of protection devices in the refrigerant circuit including compressor poor c...

Page 13: ...ode is cancelled Procedure 1 Press the CHECK button twice 2 Press the temperature buttons 3 Point the remote controller at the sensor on the indoor unit and press the HOUR button 4 Point the remote co...

Page 14: ...flashes 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 communica...

Page 15: ...ction device is not connected 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...

Page 16: ...o P1 above 2 Check contact failure of connector CN44 on the indoor controller board Refer to 10 7 Turn the power on and recheck operation after inserting connector again 4 Check pipe liquid temperatur...

Page 17: ...nge 4 Defective indoor fan motor Fan motor is defective Indoor controller board is defec tive 5 Defective outdoor fan control 6 Overcharge of refrigerant 7 Defective refrigerant circuit clogs 8 Bypass...

Page 18: ...onnecting remote control ler max 2 units 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 Turn the power off...

Page 19: ...uit board to transmit signals Indoor controller board Abnormal if data cannot be read normally from the nonvolatile memory of the indoor controller board 1 Defective indoor controller board 1 Replace...

Page 20: ...al block S1 and S2 When AC 220 240V is not detected check indoor outdoor unit connecting wire for miswiring When AC 220 240V is detected check 4 below 4 Check the fuse on indoor controller board Check...

Page 21: ...ontroller Check indoor outdoor unit connecting wire for connection failure 1 Check the connection of remote con troller wires in case of twin triple indoor unit system When 2 or more indoor units are...

Page 22: ...on it is possible to activate Emergency Operation by using the indoor unit Emergency operation switch SW1 SW2 of the wireless signal receiver board However if the indoor unit microcomputer has failed...

Page 23: ...tor for i see sensor Option Abnormal Open or short Red Yellow Red Blue Red Orange Red White Connector Normal 300 Measure the resistance between the terminals with a tester At the ambient temperature o...

Page 24: ...uble of the indoor controller circuit board and fan motor Self check Symptom The indoor fan cannot rotate Wiring contact check Contact of fan motor connector CNMF No No NG Power supply check Remove th...

Page 25: ...t to the Terminal Block TB4 Indoor outdoor connecting line Between 3 and 5 220 240V AC CN3G Connect to the auto grille controller board CN3G 13V pulse output CNV Vane motor output MV 12V pulse output...

Page 26: ...he table on the left in the table indicates the jumper wire is dis connected There is no jumper JP1 because these models have the cond eva temperature thermistor TH5 Marks in the table below Jumper wi...

Page 27: ...in the above table Airflow outreach distance is different depending on indoor units and air volume ceiling height so airflow may not reach the indicated ceiling height as shown in the above table Init...

Page 28: ...m 3 2 m 3 6 m and 4 0 m These should be used only as a guide You should lower the air intake grille yourself to check the exact distance You cannot stop the operation while the air intake grille is ri...

Page 29: ...gerant address No can be changed by using the TEMP buttons when the panel displays a or b Every time you press the Mode selection button the target of operation will change as illustrated below 6 Cont...

Page 30: ...when the intake grille has been raised the set distance but the storage detection switch is not engaged In this case the operation below will be repeated up to 4 times 10 cm down 30 cm up 10 cm down 3...

Page 31: ...cy switch heating down UK1 Up down machine SW2 Emergency switch cooling up MU1 Motor Up down LS1 Limit switch storage detection LS21 Limit switch tension detection R B Wired remote controller I B Indo...

Page 32: ...take grille Lower the air intake grille again and check whether the filter is installed in the correct position Lower the air intake grille again and hook on the air intake grille This is normal This...

Page 33: ...ction with the 1st unit Once the actual room temperature goes down to 4degrees C below set point the 2nd unit stops operation automatically set point set temperature by R C remote controller 4 6 8 sel...

Page 34: ...ng Initial setting 2nd unit cut in setting Setting contents Setting No Request code No 7 316 No 8 317 No 9 318 Rotation and Back up OFF Normal group control operation Monitoring the request code of cu...

Page 35: ...rs on the screen when Maintenance monitor is activated The display now allows you to set a request code No 4 Press the TEMP and buttons to select the desired refrigerant address 5 Press the CLOCK and...

Page 36: ...ove the reactor 4 Removing the indoor controller board I B 1 Remove the air intake grille and the filter See Figure 1 2 Remove the 2 screws from the electrical box cover 3 Disconnect the connectors CN...

Page 37: ...ve the bell mouth 3 screws See Photo 2 3 Remove the turbo fan nut 4 Pull out the turbo fan 5 Remove the wire cover 3 screws 6 Remove 2 wiring clamps 7 Disconnect the connector of the fan motor CNMF 8...

Page 38: ...8 Drain pump Hose band Float switch Drain pump assembly fixing screw Drain pump fixing screw Float switch fixing screw 11 Removing the heat exchanger 1 Remove the drain pan See Photo 6 2 Remove the 3...

Page 39: ...39...

Page 40: ...8310 JAPAN CCopyright 2009 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Oct 2009 No OCH459 REVISED EDITION A PDF 7 Distributed in Apr 2009 No OCH459 PDF 7 Made in Japan New publication effect...

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