SAFETY PRECAUTION Cautions for units utilizing refrigerant R410A Use a vacuum pump with a reverse flow check Use new refrigerant pipes. valve. In case of using the existing pipes for R22, be careful with Vacuum pump oil may flow back into refrigerant cycle and the followings.
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[1] Cautions for service (1) Perform service after recovering the refrigerant left in unit completely. (2) Do not release refrigerant in the air. (3) After completing service, charge the cycle with specified amount of refrigerant. (4) When performing service, install a filter drier simultaneously. Be sure to use a filter drier for new refrigerant.
PART NAMES AND FUNCTIONS 3-1. Indoor Unit Auto Air Swing Vane Guide vane Disperses airflow up and Air flow can be changed to horizontal down and adjusts the angle by moving the Guide vane to the left or right. of airflow direction. Horizontal Air Outlet Filters Air intake...
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3-2. WIRED REMOTE CONTROLLER <PAR-30MAA/PAR-31MAA> Wired remote controller function * The functions which can be used are restricted according to the model. : Supported : Unsupported PAR-30MAA/PAR-31MAA Function PAR-21MAA Slim City multi Body Product size H × W × D (mm) 120 ×...
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The main display can be displayed in two different modes: "Full" and "Basic". The factory setting is "Full". To switch to the "Basic" mode, change the setting on the Main display setting. <Full mode> <Basic mode> * All icons are displayed for explanation. Cool Set temp.
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Menu structure Press the button. MENU Main menu Move the cursor to the desired item with the buttons, and press the SELECT button. Vane · Louver · Vent. (Lossnay) High power Timer On / Off timer Auto-Off timer Filter information Error information Weekly timer Energy saving...
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Main menu list Setting and display items Setting details Vane · Louver · Vent. Use to set the vane angle. (Lossnay) • Select a desired vane setting from fi ve different settings. Use to turn ON / OFF the louver. •...
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Setting and display items Setting details Initial setting Display Make the settings for the remote controller related items as necessary. details Clock: The factory settings are "Yes" and "24h" format. Temperature: Set either Celsius (°C) or Fahrenheit (°F). Room temp. : Set Show or Hide. Auto mode: Set the Auto mode display or Only Auto display.
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3-3. WIRED REMOTE CONTROLLER <PAR-21MAA> “Sensor” indication Display Section Displayed when the remote controller sensor is used. Day-of-Week For purposes of this explanation, Shows the current day of the week. all parts of the display are shown. During actual operation, only the Time/Timer Display relevant items will be lit.
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4-2. ELECTRIC PARTS SPECIFICATIONS PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E Service ref. PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E#2 PMFY-P25VBM-E#2 PMFY-P32VBM-E#2 PMFY-P40VBM-E#2 Symbol PMFY-P20VBM-ER3 PMFY-P25VBM-ER3 PMFY-P32VBM-ER3 PMFY-P40VBM-ER3 PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 Parts name Room temperature TH21 Resistance 0 /15k , 10 /9.6k , 20 /6.3k , 25 /5.4k , 30 /4.3k , 40 /3.0k thermistor Liquid pipe thermistor TH22...
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4-3. AIR CAPACITY TAKEN FROM OUTSIDE PMFY-P·VBM-E series enables to take fresh air from outside. When taking fresh air, the duct fan is used. The air capacity should be 20% or less of the air flow SPEC(Hi). 288.5 Unit : mm 4- 2.8 Fresh air intake hole Fresh air intake hole...
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4-4. NOISE CRITERION CURVES PMFY-P25/32VBM-E PMFY-P20VBM-E NOTCH SPL(dB) LINE PMFY-P25/32VBM-E NOTCH SPL(dB) LINE PMFY-P20VBM-E High High PMFY-P25/32VBM-E#2 PMFY-P20VBM-E#2 Medium1 Medium1 Medium2 PMFY-P25/32VBM-ER3 Medium2 PMFY-P20VBM-ER3 PMFY-P25/32VBM-ER4 PMFY-P20VBM-ER4 NC-70 NC-70 NC-60 NC-60 NC-50 NC-50 NC-40 NC-40 NC-30 NC-30 APPROXIMATE THRESHOLD OF HEARING FOR NC-20 NC-20 CONTINUOUS...
WIRING DIAGRAM PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E FUSE BREAKER PULL BOX (15A) (15A) POWER SUPPLY TO OUTDOOR UNIT TO NEXT ~/N 220-230-240V 50Hz BC CONTROLLER INDOOR UNIT 220V 60Hz REMOTE CONTROLLER DC24-30V TB2 L M1 M2 (SHIELD) TO MA-REMOTE CONTROLLER DC8.7-13V TB15 CN3A CN2M...
PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E FUSE BREAKER TO OUTDOOR UNIT PULL BOX (15A) (15A) BC CONTROLLER POWER SUPPLY TO NEXT REMOTE CONTROLLER ~ / N INDOOR UNIT DC24-30V 220-240V 50Hz 220V 60Hz TO MA-REMOTE CONTROLLER DC8.7-13V M1 M2 S (SHIELD) TB15 CN3A (BLU) REMOCON...
PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 TO OUTDOOR UNIT TO MA-REMOTE BC CONTROLLER CONTROLLER REMOTE CONTROLLER DC8.7-13V DC24-30V FUSE BREAKER PULL BOX (15A) (15A) POWER SUPPLY TO NEXT ~ / N INDOOR 220-240V 50Hz UNIT 220V 60Hz TB15 M1 M2 (SHIELD) CND (BLK) FUSE (YLW) D.U.M...
TROUBLE SHOOTING 8-1. HOW TO CHECK THE PARTS PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E#2 PMFY-P25VBM-E#2 PMFY-P32VBM-E#2 PMFY-P40VBM-E#2 PMFY-P20VBM-ER3 PMFY-P25VBM-ER3 PMFY-P32VBM-ER3 PMFY-P40VBM-ER3 PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 Parts name Check points Room temperature Disconnect the connector then measure the resistance with a tester. thermistor (TH21) (At the ambient temperature 10...
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<Thermistor Characteristic graph> < Thermistor for lower temperature > Room temperature thermistor (TH21) Thermistor for Liquid pipe temperature thermistor (TH22) lower temperature Gas pipe temperature thermistor (TH23) Thermistor R =15k' ± 3% Fixed number of B=3480 ± 2% Rt=15exp { 3480( 273+t 0: : 15k'...
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<Output pulse signal and the valve operation> Output Output (Phase) Closing a valve : 1 → 2 → 3 → 4 → 1 Opening a valve : 4 → 3 → 2 → 1 → 4 The output pulse shifts in above order. •...
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8-2. TROUBLESHOOTING Check method of indoor fan motor (fan motor / controller board) Notes · High voltage is applied to the connecter (FAN)(CNMF1, 2) for the fan motor. Pay attention to the service. · Do not pull out the connector (FAN)(CNMF1, 2) for the motor with the power supply on, doing so may result in damage to the board.
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8-3. FUNCTION OF DIP SWITCH PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E#2 PMFY-P25VBM-E#2 PMFY-P32VBM-E#2 PMFY-P40VBM-E#2 PMFY-P20VBM-ER3 PMFY-P25VBM-ER3 PMFY-P32VBM-ER3 PMFY-P40VBM-ER3 PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 The black square ( ) indicates a switch position. Operation by switch Effective Switch Pole Function Remarks timing...
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The black square ( ) indicates a switch position. Effective Switch Pole Operation by switch Remarks timing Address board SW11 1s digit How to set addresses SW12 SW11 address Example : If address is “3”, remain SW12 setting <Initial setting> (for over 10) at “0”, and match SW11 (for 1 to 9) SW12 SW12...
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8-4. TEST POINT DIAGRAM 8-4-1. Indoor controller board PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E CN32 Capacity setting Mode selection Model selection Connector (Remote switch) CN27 Damper CN25 Humidifier CN6V Drain pump Vane motor output output (DP) (MV) Between 1 to 3 CN52 220-240V AC Remote indicator...
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Indoor controller board PMFY-P20VBM-E#2 PMFY-P25VBM-E#2 PMFY-P32VBM-E#2 PMFY-P40VBM-E#2 PMFY-P20VBM-ER3 PMFY-P25VBM-ER3 PMFY-P32VBM-ER3 PMFY-P40VBM-ER3 PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 Power supply Drain pump output (DP) 1-3 : 220-240V AC 1-3 : 220-240V AC FUSE 6.3A 250V CNMF1, CNMF2 FAN motor CNMF11-CNMF21 : 310-340V DC CNMF27-1 : 0-15V DC LED1 Main power supply...
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Indoor controller board PMFY-P20VBM-E#2 PMFY-P25VBM-E#2 PMFY-P32VBM-E#2 PMFY-P40VBM-E#2 PMFY-P20VBM-ER3 PMFY-P25VBM-ER3 PMFY-P32VBM-ER3 PMFY-P40VBM-ER3 PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 FUSE 6.3A 250V Power supply Drain pump output (DP) 1-3 : 220-240V AC 1-3 : 220-240V AC CNMF1, CNMF2 FAN motor CNMF11-CNMF21 : 310-340V DC CNMF27-1 : 0-15V DC LED1 Main power supply...
DISASSEMBLY PROCEDURE PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E#2 PMFY-P25VBM-E#2 PMFY-P32VBM-E#2 PMFY-P40VBM-E#2 PMFY-P20VBM-ER3 PMFY-P25VBM-ER3 PMFY-P32VBM-ER3 PMFY-P40VBM-ER3 PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 Be careful when removing heavy parts. OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS Photo 1 Air intake grille 1. Removing the grille Opening the air intake grille Air outlet (1) Press the...
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OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS Figure 6 Hooks Removing the grille (1) Open the intake grille by pressing of the air intake PUSH grille and remove the air fi lter (× 2). (See Figure 1) (2) Remove the screw cover in the middle of the air outlet. (See Figure 7) (3) Open the upper and lower fl...
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OPERATING PROCEDURE PHOTOS & ILLUSTRATIONS Photo 2 2. Removing the electrical parts box Claw in middle Nozzle Electrical parts of nozzle (1) Remove the grille. (2) Remove the address board cover. (3) Remove the electrical parts cover. (4) Disconnect the connectors of fan motor, vane motor, drain pump, room temperature thermistor, pipe temperature thermistor (Liquid, Gas),...
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OPERATING PROCEDURE PHOTOS & ILLUSTRATIONS Photo 6 Drain sensor Drain pump 5. Removing the drain pump (1) Remove the grille. (2) Unhook the claw in the middle of nozzle and remove the drain pan. (See Photo 2) (3) Remove the address board cover. (See Photo 3) (4) Remove the electrical parts cover.
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RoHS PARTS LIST PANEL PARTS PMP-40BM (FOR PMFY-P20/25/32/40VBM-E PMP-40BMW (FOR PMFY-P20/25/32/40VBM-E#2, PMFY-P20/25/32/40VBM-ER3, PMFY-P20/25/32/40VBM-ER4) Q'ty/set Wiring Recom- Remarks Diagram mended Part No. Part Name Specification PMP- PMP- (Drawing No.) Symbol Q'ty 40BMW 40BM AIR OUTLET GRILLE T7W E16 003 AIR OUTLET GRILLE T7W E22 003 LATCH —...
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RoHS PARTS LIST ELECTRICAL PARTS PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E PMFY-P25VBM-E PMFY-P32VBM-E PMFY-P40VBM-E PMFY-P20VBM-E#2 PMFY-P25VBM-E#2 PMFY-P32VBM-E#2 PMFY-P40VBM-E#2 PMFY-P20VBM-ER3 PMFY-P25VBM-ER3 PMFY-P32VBM-ER3 PMFY-P40VBM-ER3 PMFY-P20VBM-ER4 PMFY-P25VBM-ER4 PMFY-P32VBM-ER4 PMFY-P40VBM-ER4 Q'ty/set Wiring Remarks Part No. Part Name Specifi cation PMFY-P20/25/32/40 Diagram (Drawing No.) Symbol VBM-E VBM-E VBM-E#2 VBM-ER3 VBM-ER4 —...
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RoHS PARTS LIST Q'ty/set Wiring PMFY-P Remarks Part No. Part Name Specifi cation Diagram (Drawing No.) VBM-E VBM-E VBM-E#2 VBM-ER3 VBM-ER4 Symbol 20,25 32,40 20,25 32,40 20,25 32,40 20,25 32,40 20,25 32,40 R01 E13 097 WASHERS SET R01 E05 660 PIPE COVERS SET R01 18J 523 JOINT SOCKET...
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HEAD OFFICE : TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO100-8310, JAPAN cCopyright 2004 MITSUBISHI ELECTRIC CORPORATION Distributed in Dec. 2012 No. OC307 REVISED EDITION-E Distributed in Oct. 2009 No. OC307 REVISED EDITION-D PDF 7 Distributed in Sep. 2008 No. OC307 REVISED EDITION-C PDF 7 New publication, effective Dec.
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Related Links Model Number: PMFY-P20VBM-E1 PMFY-P20-40VBM_Declaration_of_Conformity_(CE2013A09) PMFY-P20-40VBM_Installation_Manual_(BG79U328H02) PMFY-P20-40VBM_Instruction_Book_(RG79D837H01) PMFY-P20-40VBM_Parts_Manual_(OC307E) PMFY-P20-40VBM_Service_Manual_(OC307E)