Download Print this page

Mitsubishi Electric PEFY Series Technical & Service Manual

Indoor unit
Hide thumbs

Advertisement

Quick Links

Air-Conditioners For Building Application
2013
TECHNICAL & SERVICE MANUAL
Series PEFY
Model name
Model name
<Indoor unit>
<Indoor unit>
PEFY-P-NMHU-E2
INDOOR UNIT

Advertisement

loading

  Related Manuals for Mitsubishi Electric PEFY Series

  Summary of Contents for Mitsubishi Electric PEFY Series

  • Page 1 Air-Conditioners For Building Application 2013 TECHNICAL & SERVICE MANUAL Series PEFY Model name Model name <Indoor unit> <Indoor unit> PEFY-P-NMHU-E2 INDOOR UNIT...
  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ············································································ 3 1. FEATURES ··························································································· 5 2. PART NAMES AND FUNCTIONS ······························································ 6 2-1. Indoor (Main) Unit ........................6 2-2. Remote controller........................6 3. SPECIFICATION ···················································································· 8 3-1. Specification........................... 8 3-2. Electrical parts specifications ....................9 4. OUTLINES AND DIMENSIONS ································································10 5.
  • Page 3: Safety Precautions

    Warning: by Mitsubishi Electric are used, fire or explosion may result. Ask the dealer or an authorized technician to install the air To dispose of this product, consult your dealer.
  • Page 4 Warning: 2. Precautions for devices that use Note the following when building a heater in the air R410A refrigerant conditioning system. - Leave enough space between units for proper ventilation so that Caution: the indoor unit temperature does not exceed 40°C when windless. Do not use the existing refrigerant piping.
  • Page 5: Features

    FEATURES 1. FEATURES [Series PEFY] Ceiling Concealed Indoor unit Cooling capacity/Heating capacity Models BTU / h 4.4 / 5.0 15000 / 17000 5.3 / 5.9 18000 / 20000 7.0 / 7.9 24000 / 27000 7.9 / 8.8 27000 / 30000 8.8 / 10.0 30000 / 34000 10.6 / 11.7...
  • Page 6: Part Names And Functions

    2. PART NAMES AND FUNCTIONS 2-1. Indoor (Main) Unit Air outlet Air inlet 2-2. Remote controller PAR-21MAA <1> Operation buttons TEMP. ON/OFF MENU ON/OFF FILTER BACK MONITOR/SET CHECK TEST PAR-21MAA CLOCK OPERATION CLEAR 5 6 8 [Set Temperature] Button [Louver] Button [Test run] Button [Timer Menu] Button [Operation] Button...
  • Page 7 <2> Display CENTRALLY CONTROLLED 1Hr. ON OFF CLOCK CHECK FILTER CHECK MODE TEST RUN STAND BY ERROR CODE FUNCTION NOT AVAILABLE DEFROST TEMP. ON/OFF I H J Current time/Timer Centralized control Timer indicator DRY, HEAT “Locked” indicator Set temperature Louver Ventilation Filter sign Set effective for 1 hr.
  • Page 8: Specification

    3. SPECIFICATION 3-1. Specification PEFY-P-NMHU-E2 Model Item 208/230V, 60Hz Cooling BTU/h 15000 18000 24000 27000 30000 Capacity 10.0 Heating BTU/h 17000 20000 27000 30000 34000 Height 1030 Dimension Width 29-6/16 40-9/16 Depth 35-7/16 /min 10.0-14.0 10.0-14.0 13.5-19.0 15.5-22.0 18.0-25.0 Airflow rate (Low-High) 353-494 353-494...
  • Page 9: Electrical Parts Specifications

    3-2. Electrical parts specifications Model Symbol Tranrsformer Room temperature TH21 thermistor Liquid pipe TH22 thermistor Gas pipe thermistor TH23 Fuse (Indoor controller FUSE 250V 6.3A board) Fan motor 4-pole 4-pole 4-pole 4-pole 4-pole 4-pole 4-pole 4-pole (with MF1, 2 190W 190W 400W 400W...
  • Page 10: Outlines And Dimensions

    4. OUTLINES AND DIMENSIONS PEFY-P15·18·24·27·30·36·48·54NMHU-E2 Unit :mm(in.) HWE12120...
  • Page 11: Wiring Diagram

    5. WIRING DIAGRAM PEFY-P15·18·24·27·30·36·48·54NMHU-E2 HWE12120...
  • Page 12: Refrigerant System Diagram

    6. REFRIGERANT SYSTEM DIAGRAM Gas pipe thermistor TH23 Gas pipe Liquid pipe thermistor TH22 Brazed connection Heat exchanger Linear expansion valve Built-in strainers (#100-mesh and #50-mesh) Strainer (#100-mesh) Room temperature thermistor TH21 mm <in.> Capacity Item Gas pipe ø 12.7 (1/2) ø...
  • Page 13: Troubleshooting

    7. TROUBLESHOOTING 7-1. How to check the parts Check points Room temperature Disconnect the connector, then measure the resistance using a tester. thermistor (TH21) (Sorrounding temperature 10°C~30°C [50°F~86°F]) Liquid pipe thermistor Abnormal (Refer to the <Thermistor characteristic (TH22) Gas pipe thermistor graph>) (TH23) Transformer...
  • Page 14: Setting Of Address Switch

    7-2. Setting of address switch Make sure that power source is turning off. Indoor unit control board SW 4 S W2 S W3 < At delivery (All models)> S W 1 S W 4 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 9 10...
  • Page 15: Setting Of Dip-Switch (At Delivery)

    7-3. Setting of Dip-switch (at delivery) Models Dip-SW S W1 S W 2 SW 3 SW 4 SW 5 PEFY-P15 220V 240V NMHU-E2 1 2 3 4 5 6 7 8 910 1 2 3 4 5 6 1 2 3 4 5 6 7 8 910 1 2 3 1 2 3 S W4...
  • Page 16: Disassembly Procedure

    8. DISASSEMBLY PROCEDURE 8-1. Service panel Explanatory figure 1. Removing the service panel 1 (Figure 1-1) (1) Remove the four service panel 1 mounting screws. 2. Removing the service panels 2 and 3 (Figure 1-2) (1) Remove the five service panel 3 mounting screws. (2) Remove the two service panel 2 mounting screws.
  • Page 17: Control Box

    8-2. Control box Explanatory figure 1. Removing the control cover (Figure 2-1) (1) Remove the two control box cover mounting screws. (2) Remove the two terminal block cover mounting screws. * The above procedures will allow for the following services to be performed.
  • Page 18 Explanatory figure 2. Removing the control box (Figure 2-2) (1) Disconnect the wiring from the control board and the relay connectors. LEV1 wiring Fan motor wiring Indoor temperature thermistor wiring Liquid pipe temperature thermistor wiring Gas pipe temperature thermistor wiring Drain pump wiring Drain sensor wiring (2) Remove the two control box mounting screws.
  • Page 19: Fan

    8-3. Fan Explanatory figure 1. Remove the control box and its cover according to the procedures detailed in section 8-2. Control box (page17). 2. Removing the fan (1) Remove the four motor base mounting screws. (2) Loosen the three bellmouth mounting screws, and remove the bellmouth.
  • Page 20 8-4. Explanatory figure 1. Remove the service panel according to the procedures detailed in section 8-1. Service panel (page16). Drive motor 2. Remove the control box cover according to the procedures detailed in section 8-2. Control box Valving element (page17). 3.
  • Page 21 8-5. Explanatory figure 1. Remove the service panels 2 and 3 according to the procedures detailed in section 8-1. Service panel (page16). 2. Remove the control box cover according to the procedures detailed in section 8-2. Control box (page17). white) from the control board. 4.
  • Page 22: Drain Pan

    8-6. Drain pan Explanatory figure 1. Remove the cap from the service panel 3 , and check the drain pan for water. Drain water from the drain port if there is any. Drain pan *Protect the surroundings with a plastic sheet before draining water.
  • Page 23: Heat Exchanger

    8-7. Heat exchanger Explanatory figure 1. Remove the LEV and pipe sensor wiring according thermistor (page20). 2. Remove the drain pump according to the procedures (page21). 3. Remove the drain pan according to the procedures detailed in section 8-6. Drain pan (page22). 4.
  • Page 24 HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN New publication, effective Oct. 2013 Issued in Oct. 2013 HWE12120 Specifications subject to change without notice Printed in Japan...
  • Page 25 SERVICE PARTS LIST FOR MITSUBISHI ELECTRIC PACKAGED AIR - CONDITIONERS Series : PEFY-P NMHU-E2 • Sept. 2013 For use with the R410A BWE013160 INDEX P EF Y -P15 NM HU - E2 P EF Y -P18 NM HU - E2...
  • Page 26 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS...
  • Page 27 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS...
  • Page 28 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS EXTERNAL PARTS...
  • Page 29 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1)
  • Page 30 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 PEFY-P15NMHU-E2 BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1) BLOWER PARTS (1)
  • Page 31 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2)
  • Page 32 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 PEFY-P27,P30,P36NMHU-E2 BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2) BLOWER PARTS (2)
  • Page 33 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS...
  • Page 34 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS...
  • Page 35 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 PEFY-P15,P18,P24NMHU-E2 CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS CONTROL BOX PARTS...
  • Page 36 BWE013160 (20130930)

This manual is also suitable for:

Pefy-p-nmhu-e2