Hitachi RAC-50WXA User Manuals

Table of Contents

• Front_page_ErP2013

  1
  • UTECHNICAL CATALOGUE

    1
• TC_Clause

  2
• 00_CONTENTS_ErP_2013

  3
  • CONTENTS

    3
• 01_SYSTEM_DESCRIPTION_ErP2013(190313-draft_10C1a)

  8
  • SYSTEM DESCRIPTION

    8
    • LINE UP

      9
      • MONOZONE/MULTIZONE

        9
      • MONO SPLIT

        10
    • FEATURES AND BENEFITS

      11
      • FLOOR TYPE

        16
      • 4 WAY CEILING CASSETTE TYPE

        17
      • DUCT TYPE

        18
      • FILTERS

        21
      • Additional Function via DIP-Switch Settings

        29
      • DRY CONTACT APPLICATION (USING DIP SWITCH)

        30
      • DRY CONTACT APPLICATION (USING JUMPER WIRE)

        33
      • FUNCTION SUMMARY FOR MONO SPLIT

        35
      • FUNCTION SUMMARY FOR MONOZONE/MULTIZONE

        36
• 02_GENERAL_DATA_ErP2013(draft2D)

  37
• 03_DIMENSIONAL_DATA_ErP2013(done)

  67
  • -DIMENSIONAL DATA

    67
    • MONOZONE / MULTIZONE Indoor Units

      68
      • WALL TYPE: RAK-18QXA/25QXA/35QXA/50QXA

        68
      • WALL TYPE: RAK-18QPA/25QPA/35QPA/50QPA

        69
      • FLOOR TYPE: RAF-25QXA/35QXA/50QXA

        70
      • FLOOR TYPE: RAF-25RPA/35RPA/50RPA

        71
    • MONOZONE / MULTIZONE Outdoor Units

      74
      • MONOZONE: RAC-25NPA/35NPA

        74
      • MONOZONE: RAC-50NPA

        75
      • 2 ROOMS MULTIZONE: RAM-36NP2A

        76
      • 2 ROOMS MULTIZONE: RAM-53NP2A

        77
      • 3 ROOMS MULTIZONE: RAM-53NP3A

        78
      • 3 ROOMS MULTIZONE: RAM-68NP3A

        79
      • 4 ROOMS MULTIZONE: RAM-70NP4A

        80
      • 5 ROOMS MULTIZONE: RAM-90NP5A

        81
      • 6 ROOMS MULTIZONE: RAM-130NP6A

        82
    • MONO SPLIT

      83
      • WALL TYPE: RAK-18PSA/25PSA/35PSA/18PSAN/25PSAN/35PSAN

        83
      • WALL TYPE: RAC-18WSA/25WSA/35WSA/18WSAN/25WSAN/35WSAN

        84
      • WALL TYPE: RAK-18PSPA/25PSPA/35PSPA

        85
      • WALL TYPE: RAC-18WSPA/25WSPA/35WSPA

        86
      • WALL TYPE: RAK-25PXA/35PXA/50PXA

        87
      • WALL TYPE: RAC-25WXA/35WXA

        88
      • WALL TYPE: RAC-50WXA

        89
      • WALL TYPE: RAK-18PPA/25PPA/35PPA

        90
      • WALL TYPE: RAC-18WPA/25WPA

        91
      • WALL TYPE: RAC-35WPA

        92
      • WALL TYPE: RAK-50PPA

        93
      • WALL TYPE: RAC-50WPA

        94
      • WALL TYPE : RAK-60PPA

        95
      • WALL TYPE: RAC-60WPA

        96
      • WALL TYPE: RAK-70PPA

        97
      • WALL TYPE: RAC-70WPA

        98
      • WALL TYPE: RAK-18PEA/25PEA/35PEA/50PEA

        99
      • WALL TYPE: RAC-18WEA/25WEA

        100
      • WALL TYPE: RAC-35WEA

        101
      • WALL TYPE: RAC-50WEA

        102
      • FLOOR TYPE: RAF-25PXA/35PXA/50PXA

        103
      • FLOOR TYPE: RAC-25FXA/35FXA

        104
      • FLOOR TYPE: RAC-50FXA

        105
      • FLOOR TYPE: RAF-25RPA/35RPA/50RPA

        106
      • FLOOR TYPE: RAC-25FPA/35FPA

        107
      • FLOOR TYPE: RAC-50FPA

        108
      • DUCT TYPE: RAD-50PPA/60PPA/70PPA

        109
      • DUCT TYPE: RAC-50DPA/60DPA/70DPA

        110
• 04_CAPACITIES_AND_SELECTION-ErP2013(DRAFT04)_3

  111
• 05_WORKING_RANGE_ErP2013(23042012-done)

  481
• 06_ELECTRICAL_DATA_ErP2013(Done)

  485
• 07_A_ELECTRICAL_WIRING_DIAG-ErP2013(draft-03)

  490
  • ELECTRICAL WIRING DIAGRAM

    490
    • MONOZONE/MULTIZONE

      491
      • RAK-18QXA, RAK-25QXA, RAK-35QXA, RAK-50QXA

        491
      • RAK-18QPA, RAK-25QPA, RAK-35QPA, RAK-50QPA

        491
      • RAF-25QXA, RAF-35QXA, RAF-50QXA

        492
      • RAF-25RPA, RAF-35RPA, RAF-50RPA

        493
      • RAI-25RPA, RAI-35RPA, RAI-50RPA

        493
      • RAD-18RPA, RAD-25RPA, RAD-35RPA, RAD-50RPA

        494
      • RAC-25NPA, RAC-35NPA, RAC-50NPA

        495
      • RAM-36NP2A

        496
      • RAM-53NP2A

        497
      • RAM-53NP3A

        498
      • RAM-68NP3A

        499
      • RAM-70NP4A

        500
      • RAM-90NP5A

        501
      • RAM-130NP6A (OUTDOOR 1)

        502
      • RAM-130NP6A (OUTDOOR 2)

        503
    • MONO - SPLIT

      504
      • RAK-18PSA, RAK-25PSA, RAK-35PSA

        504
      • RAK-18PSAN, RAK-25PSAN, RAK-35PSAN

        505
      • RAC-18WSA, RAC-25WSA, RAC-35WSA, RAC-18WSAN, RAC-25WSAN, RAC-35WSAN

        506
      • RAK-18PSPA, RAK-25PSPA, RAK-35PSPA

        507
      • RAC-18WSPA, RAC-25WSPA, RAC-35WSPA

        508
      • RAK-25PXA, RAK-35PXA, RAK-50PXA

        509
      • RAC-50WXA

        511
      • RAK-18PPA, RAK-25PPA, RAK-35PPA

        512
      • RAC-18WPA, RAC-25WPA

        513
      • RAC-35WPA

        514
      • RAK-50PPA

        515
      • RAC-50WPA

        516
      • RAK-60PPA

        517
      • RAC-60WPA

        518
      • RAK-70PPA

        519
      • RAC-70WPA

        520
      • RAK-18PEA, RAK-25PEA, RAK-35PEA, RAK-50PEA

        521
      • RAC-18WEA, RAC-25WEA

        522
      • RAC-35WEA

        523
      • RAC-50WEA

        524
      • RAF-25PXA, RAF-35PXA, RAF-50PXA

        525
      • RAC-25FXA, RAC-35FXA

        526
      • RAC-50FXA

        527
      • RAF-25RPA, RAF-35RPA, RAF-50RPA

        528
      • RAC-25FPA, RAC-35FPA

        529
      • RAC-50FPA

        530
      • RAD-50PPA, RAD-60PPA, RAD-70PPA

        531
      • RAC-50DPA, RAC-60DPA, RAC-70DPA

        532
• 08_REFRIGERANT_CYCLE_ErP2013(done)

  533
  • REFRIGERANT CYCLE

    533
    • Monozone/Multizone Indoor Units

      534
      • WALL TYPE: RAK-18QXA

        534
      • WALL TYPE: RAK-25QXA/35QXA/50QXA

        534
      • WALL TYPE: RAK-18QPA/25QPA

        534
      • WALL TYPE: RAK-35QPA

        535
      • WALL TYPE: RAK-50QPA

        535
      • FLOOR TYPE: RAF-25QXA/35QXA/50QXA

        536
      • FLOOR TYPE: RAF-25RPA/35RPA

        536
      • FLOOR TYPE: RAF-50RPA

        536
      • CEILING CASSETTE: RAI-25RPA/35RPA/50RPA

        537
      • DUCT TYPE: RAD-18RPA/25RPA/35RPA

        537
      • DUCT TYPE: RAD-50RPA

        537
    • Monozone/Multizone Outdoor Units

      538
      • MONOZONE: RAC-25NPA/35NPA

        538
      • MONOZONE: RAC-50NPA

        538
      • 2 ROOMS MULTIZONE: RAM-36NP2A

        538
      • 2 ROOMS MULTIZONE: RAM-53NP2A

        540
      • 3 ROOMS MULTIZONE: RAM-53NP3A

        541
      • 3 ROOMS MULTIZONE: RAM-68NP3A

        543
      • 4 ROOMS MULTIZONE: RAM-70NP4A

        544
      • 5 ROOMS MULTIZONE: RAM-90NP5A

        545
      • 6 ROOMS MULTIZONE: RAM-130NP6A

        546
    • MONO SPLIT

      548
      • WALL TYPE: RAK-18PSA/25PSA/35PSA / RAC-18WSA/25WSA/35WSA

        548
      • WALL TYPE: RAK-18PSAN/25PSAN/35PSAN / RAC-18WSAN/25WSAN/35WSAN

        549
      • WALL TYPE: RAK-18PSPA/25PSPA/35PSPA / RAC-18WSPA/25WSPA/35WSPA

        549
      • WALL TYPE: RAK-25PXA / RAC-25WXA

        550
      • WALL TYPE: RAK-35PXA / RAC-35WXA

        551
      • WALL TYPE: RAK-50PXA / RAC-50WXA

        552
      • WALL TYPE: RAK-18PPA/25PPA / RAC-18WPA/25WPA

        553
      • WALL TYPE: RAK-35PPA / RAC-35WPA

        553
      • WALL TYPE: RAK-50PPA / RAC-50WPA

        554
      • WALL TYPE: RAK-60PPA / RAC-60WPA

        555
      • WALL TYPE: RAK-70PPA / RAC-70WPA

        556
      • WALL TYPE: RAK-18PEA/25PEA / RAC-18WEA/25WEA

        557
      • WALL TYPE: RAK-35PEA / RAC-35WEA

        558
      • WALL TYPE: RAK-50PEA / RAC-50WEA

        558
      • FLOOR TYPE: RAF-25PXA/35PXA / RAC-25FXA/35FXA

        559
      • FLOOR TYPE: RAF-50PXA / RAC-50FXA

        560
      • FLOOR TYPE: RAF-25RPA / RAC-25FPA

        561
      • FLOOR TYPE: RAF-35RPA / RAC-35FPA

        561
      • FLOOR TYPE: RAF-50RPA / RAC-50FPA

        562
      • DUCT TYPE: RAD-50PPA/60PPA / RAC-50DPA/60DPA

        563
      • DUCT TYPE: RAD-70PPA / RAC-70DPA

        564
• 09_REMOTE_CONTROLLERS_OPERA-ErP2013(draft-03D)

  565
• 10_UNITS_INSTALLATION-ErP2013(draft04A)

  584
  • UNITS INSTALLATION

    584
    • 10.1 INSTALLATION OF INDOOR UNIT

      585
      • INSTALLATION OF WALL TYPE INDOOR

        585
        • Installation of Hanger, Wall Penetration and Installation of Protection Pipe.

          586
        • Installation of the Indoor Unit

          587
        • Installation of Refrigerating Pipes after Connection

          588
      • INSTALLATION OF FLOOR TYPE INDOOR (RAF-QXA, RAF-PXA)

        590
        • Indoor unit installation

          591
        • Installation of wall penetration and installation of protection pipe

          591
        • Installation of the indoor unit

          592
        • Fixing the indoor unit

          593
      • INSTALLATION OF FLOOR TYPE INDOOR (RAF-RPA)

        595
        • The choice of mounting site

          596
        • Installation of wall penetration and installation of protection pipe

          596
        • Installation of the indoor unit

          597
      • INSTALLATION OF 4 WAY CEILING CASSETTE TYPE INDOOR

        600
        • The choice of mounting site

          600
        • Opening on ceiling and suspension bolt

          601
        • Preparation for installing the indoor unit

          601
        • Installation of Indoor unit

          602
        • Installation of Ceiling Panel

          604
      • INSTALLATION OF NORMAL STATIC PRESSURE DUCT TYPE INDOOR

        605
        • Proper place for Installation

          606
        • Installation procedure and notice

          606
        • INSTALLATION OF NON DUCT TYPE

          612
        • Setting of switches

          614
      • INSTALLATION OF MIDDLE STATIC PRESSURE DUCT TYPE INDOOR

        617
        • Proper place for Installation

          617
        • Installation procedure and notice

          618
    • INSTALLATION OF OUTDOOR UNIT

      624
      • SINGLE SPLIT AND MULTI TYPE OUTDOOR

        624
        • The choice of mounting site

          624
        • Installation of refrigerating pipes and air removal

          626
        • Connecting of Power cord

          626
    • FINAL STAGE OF INSTALLATION

      627
      • INSULATION AND MAINTENANCE OF PIPE CONNECTIONS

        627
      • INSTALLATION OF REMOTE CONTROLLER

        627
• 11_REFRIGERANT_PIPING_ErP2013(done)

  628
  • REFRIGERANT PIPING AND REFRIGERANT CHARGE

    628
    • Refrigerant Piping

      629
      • PREPARATION OF PIPE

        629
      • Pipe Connection

        629
      • Removal of air from the pipe and gas leakage inspection

        629
    • RECOVERY OF REFRIGERANT DURING RELOCATION OR UNINSTALLING OF UNIT.

      630
• 12_DRAIN_PIPING_ErP2013(done)

  631
  • DRAIN PIPING

    631
    • WALL TYPE INDOOR

      632
    • FLOOR TYPE INDOOR

      632
      • DRAIN PIPE

        632
    • 4 WAY CEILING CASSETTE

      632
      • Drain Pipe installation

        632
      • Connection of Drain Pipe

        632
      • Checking of drawing hose

        634
    • DRAIN PUMP

      635
      • Build in drain pump

        635
      • Specification of drain pump

        635
    • CONDENSED WATER DISPOSAL OF OUTDOOR UNIT

      635
• 13_ELECTRICAL_WIRING-ErP2013(draft01)

  637
  • ELECTRICAL WIRING

    637
    • General Check

      638
    • Electrical wiring for MONOZONE/MULTIZONE Unit

      638
      • Procedures of Wiring

        638
      • Electrical Wiring for Outdoor unit

        639
      • Electrical Wiring for Wall Type Indoor unit

        640
      • Electrical Wiring for Floor Type Indoor unit

        641
      • Electrical Wiring for 4 Way Ceiling Cassette Type Indoor unit (RAI-25RPA/RAI-35RPA/RAI-50RPA)

        642
      • Electrical Wiring for Duct Type Indoor unit (RAD-18RPA/RAD-25RPA/RAD-35RPA/RAD-50RPA/RAD-50PPA/RAD-60PPA/RAD-70PPA)

        642
    • Electrical wiring for SINGLE INVERTER Unit

      643
      • Procedures of Wiring

        643
      • Electrical Wiring for Indoor unit

        644
      • Electrical Wiring for Outdoor unit

        646
• 14_TROUBLESHOOTING_ErP2013(done)

  649
  • TROUBLESHOOTING

    649
    • PRECAUTIONS FOR TROUBLE SHOOTING

      651
      • MONOZONE RAC-25NPA / 35NPA / 50NPA

        651
      • MULTIZONE RAM-36NP2A

        651
      • MULTIZONE/MONO SPLIT RAM-53NP2A / 53NP3A / 68NP3A / 70NP4A , MONO SPLIT RAF-50PXA/RAC-50FXA

        652
      • MULTIZONE RAM-90NP5A

        652
      • MULTIZONE RAM-130NP6A

        653
      • MONO SPLIT RAK-18/25/35PSA / RAC-18/25/35WSA , RAK-18/25/35PSAN / RAC-18/25/35WSAN , RAK-18/25/35PSPA / RAC-18/25/35WSPA

        653
      • MONO SPLIT RAK-18/25/35PPA / RAC-18/25/35WPA , RAK-18/25/35/50PEA / RAC-18/25/35/50WEA , RAF-25/35RPA / RAC-25/35FPA

        654
      • MONO SPLIT RAK-50/60/70PPA / RAC-50/60/70WPA

        654
      • MONO SPLIT RAF-50RPA / RAC-50FPA

        655
      • MONO SPLIT RAF-25/35PXA / RAC-25/35FXA

        655
      • MONO SPLIT RAD-50/60/70PPA / RAC-50/60/70DPA

        656
    • DISCHARGE PROCEDURE AND POWER SHUT OFF METHOD FOR POWER CIRCUIT

      657
      • MONOZONE RAC-25NPA / 35NPA / 50NPA & MULTIZONE RAM-36NP2A / 53NP2A / 53NP3A / 68NP3A / 70NP4A / 130NP6A & MONO SPLIT RAF-50PXA / RAC-50FXA, RAD-50/60/70PPA / RAC-50/60/70DPA

        657
      • MULTIZONE RAM-90NP5A

        657
      • MONO SPLIT RAK-18/25/35PSA / RAC-18/25/35WSA, RAK-18/25/35PSAN / RAC-18/25/35WSAN , RAK-18/25/35PSPA / RAC-18/25/35WSPA

        658
      • MONO SPLIT RAK-18/25/35PPA / RAC-18/25/35WPA, RAK-18/25/35/50PEA / RAC-18/25/35/50WEA , RAF-25/35PXA / RAC-25/35FXA RAF-50RPA / RAC-50FPA

        658
      • MONO SPLIT RAK-50/60/70PPA / RAC-50/60/70WPA

        659
      • MONO SPLIT RAF-25/35RPA / RAC-25/35FPA

        659
    • PRELIMINARY CHECK ON INDOOR/OUTDOOR UNIT ELECTRICAL PARTS AND REFRIGERATING

      660
      • Support Function of Failure Diagnosis

        661
    • CHECKING THE INDOOR UNIT ELECTRICAL PARTS

      662
      • No power is detected (no operation)

        662
        • MONO SPLIT

          662
        • MONOZONE / MULTIZONE / MONO SPLIT

          663
      • Indoor fan does not operate (others are normal) – RAK-25/35/50PXA, RAK-18/25/35/50/70PPA, RAK-18/25/35/50PEA, RAF-25/35/50RPA, RAF-25/35/50PXA, RAD-50/60/70PPA

        664
      • Air deflector does not move (others are normal)

        664
      • Check the control P.W.B. (power circuit) – RAK-25/35PXA, RAK-18/25/35PPA, RAK-18/25/35/50PEA, RAF-25/35/50RPA, RAF-25/35PXA

        664
      • Checking the remote controller

        665
      • Outdoor unit does not operate (but receives remote infrared signal)

        665
      • All systems stop from several seconds to several minutes after operation is started (all indicators are also off)

        666
    • CHECKING OUTDOOR UNIT ELECTRICAL PARTS

      667
      • No operation or abnormal operation (RAC-18/25/35WPA, RAC-18/25/35/50WEA, RAC-25/35FPA, RAC-25/35FXA

        667
    • CHECKING BETWEEN GAS LEAKAGE AND COMPRESSOR FAULTY

      672
      • Troubleshooting procedure (No operation, No heating or No cooling)

        672
    • TROUBLESHOOTING WHEN INDOOR TIMER LAMP BLINKS

      673
      • MONOZONE / MULTIZONE indoor

        673
      • MONO SPLIT INDOOR (RAK-25/35PXA, RAK-18/25/35/50/60/70PPA, RAK-18/25/35/50PEA, RAF-25/35/50RPA)

        674
      • MONO SPLIT INDOOR (RAK-18/25/35PSA, RAK-18/25/35PSAn, RAK-18/25/35PSPA)

        675
      • MONO SPLIT INDOOR (RAK-50PXA)

        676
      • MONO SPLIT INDOOR (RAF-25/35/50PXA)

        677
      • MONO SPLIT INDOOR (RAD-50/60/70PPA)

        678
    • TROUBLESHOOTING WHEN OUTDOOR LED LAMP BLINKS

      679
      • MONOZONE RAC-25NPA / 35NPA / 50NPA

        679
      • MULTIZONE

        680
      • COMMUNICATION ERROR DIAGNOSIS MULTIZONE RAM- 53NP3A / 68NP3A / 70NP4A / 130NP6A

        681
      • COMMUNICATION ERROR DIAGNOSIS MULTIZONE RAM-90NP5A

        682
      • MONO SPLIT(RAC-18/25/35WPA, RAC-25/35WXA, RAC-25/35FXA)

        682
      • MONO SPLIT (RAC-50WXA, RAC-50FXA

        683
      • MONO SPLIT (RAC-50/60/70WPA, RAC-50/60/70DPA)

        684
    • CHECKING POWER MODULE

      686
      • RAC-35WPA

        687
      • RAC-50/60/70WPA, & RAC-50/60/70DPA

        688
    • THERMISTOR

      689
      • Name and role of each thermistor

        689
      • Reference value for thermistor’s resistance and temperature

        689
      • Monozone Outdoor

        690
        • Mono/Multi Indoor

          690
• 15_MISC_Notes_split_ErP2013(done)

  696
  • MISCELLANEOUS NOTE

    696
    • INSTALLATION AT COLD REGIONS OR SNOWFALL REGIONS.

      697
    • INSTALLATION POINTS ON OUTDOOR UNITS IN COLD OR SNOWFALL REGIONS.

      697
      • Installation place of Cold and Snowfall Regions

        697
      • Considerations to the Seasonal Winds and Snowfall

        697
      • Considerations to Snowfall / Snow Buildup

        698
      • Considerations to Sliding Snow from Roof or SNOWFALL

        699
      • As to Proper Drainage of Defrosting WATER

        700
      • Request to cut Net attached to Rear side of Outdoor Unit

        700
      • Installation of HOT PIPE

        700
    • H-LINK ADAPTOR

      702
      • Safety summary

        702
      • Installation WORK

        702
      • Electrical Wiring

        703
      • DIP switch setting

        704
      • TEST RUN

        705
• Back_page(new)

  706