Hitachi RAC-25FXE Скачать руководство пользователя страница 59 | Manualshive

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Hitachi RAC-25FXE Скачать руководство пользователя страница 59

OUTDOOR UNIT

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JCH-WH PARTS NO

Q'TY/UNIT

PARTS NAME

HWRAC-50WEC A08

SOUND PROOF

HWRAC-50NX2 A04

PUSH NUT

HWRAC-50WXD A05

SOUND PROOF

HWRAC-50WSE A02

SOUND PROOF

HWRAC-50WXD A09

SOUND PROOF

HWRAC-50WXD A06

SOUND PROOF

HWRAC-50WXD A07

SOUND PROOF

HWRAC-50FXE A01

BASE

HWRAC-50WXD A02

COMPRESSOR

HWRAC-50WED A03

ELECTRIC EXPANSION VALVE

HWRAC-50WEA A05

SERVICE VALVE

HWRAC-50WXD A03

CONDENSER

HWRAC-50WSE A01

REVERSING VALVE ASSEMBLY

HWRAC-50WEA A06

SERVICE VALVE

HWRAC-50WXD A10

THERMISTOR SUPPORT

HWRAC-25WXD A09

COIL(REVERSING VALVE)

HWRAC-50WEA A12

CONNECTING CORD(COMPRESSOR)

HWRAC-50WXB A28

THERMISTOR (DEFROST)

HWRAC-50WED A09

REACTOR

HWRAC-50WXD A12

FAN MOTOR SUPPORT

HWRAC-50WED A07

COIL(EXPANSION VALVE)

HWRAC-50WXD A11

PARTITION

HWRAC-50NX2 A25

NUT (PROPELLER FAN)

HWRAC-50WXB A09

NET LEFT

HWRAC-50WED A10

FAN MOTOR

HWRAC-50WXB A07

PROPELLER FAN

HWRAC-50WXB A12

DISCHARGE GRILL

HWRAC-50WED A17

FUSE (25A)

HWRAC-50WXB A10

LEFT PLATE

HWRAC-50WXDN A04

FRONT COVER

HWRAC-14EH4 A15

COVER(OUT DOOR THERMISTOR)

HWRAC-50WXB A27

PC-SUP

HWRAC-50WXB A14

THERMI-C

HWRAC-50FXE A02

SIDE COVER（R）

HWRAC-50WXD A15

TERMINAL-COVERAS

HWRAC-50WXD A16

EV-COVER

HWRAC-50WXB A18

TER-PLATE

HWRAC-50FXE A03

TOP COVER

HWRAC-50WXB A24

ELECTRIC PARTS PLATE

HWRAC-50WXD A17

ELECTRIC PARTS COVER

HWRAC-50FXE A04

HANDLE

HWRAC-50WXB A23

DRAIN PIPE

HWRAC-50FXE A05

P.W.B.(MAIN)

HWRAC-50WEB A10

ASSEMBLY

HWRAC-50WEB A07

SUPPORT (P.W.B.)

HWRAC-50WEB A08

HEAT SINK

HWRAC-25WXD A08

O.L.R COVER

HWRAC-25WXD A11

FUSE (3.15A)

HWRAC-50WEB A11

CORD ASSEMBLY

HWRAC-50WED A16

TERMINAL BOARD (5P)

HWRAC-50WXD A19

SOUND PROOF

HWRAC-50WEB A13

SUPPORT (P.W.B.)

HWRAC-50WXB A32

MIRROR MAT

HWRAC-50WXB A26

FIX-PLATE

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Содержание RAC-25FXE

Страница 1: ...HASE 50Hz 220 230V 1 3 40 0 90 4 40 11 600 3 070 15 010 15 350 3 070 17 060 2 2 50 0 90 3 10 8 530 3 070 10 580 6 33 6 05 3 50 0 90 4 00 5 00 0 90 5 20 11 940 3 070 13 650 17 060 3 070 17 740 20 470 3 070 27 640 1 579 500 2 700 4 50 0 90 5 00 E E E 792 65 600 299 27 5 37 800 63 736 350 35 5 51 1 154 115 1 0 SPECIFICATIONS 6 CONSTRUCTION AND DIMENSIONAL DIAGRAM 9 MAIN PARTS COMPONENT 11 WIRING DIAG...

Страница 2: ... DANGER 2 ...

Страница 3: ... rejected goods should be handled in the same way 2 When any part is handled uncovered in counting packing and the like the handling person must always use himself as a body earth Make yourself a body earth by passing one M ohm earth resistance through a ring or bracelet 3 Be careful not to touch the parts with your clothing when you hold a part even if a body earth is being taken 4 Be sure to pla...

Страница 4: ...rcuits for maintenance inspection or some others be careful not to have the test probes of the measuring instrument short circuit a load circuit or the like Bare copper wire for body earth Metal plate of Al stainless steel etc Working table Resistor 1MΩ 1 2W Earth wire Staple Fig 3 Grounding of the working table soldering iron Grounding wire Screw stop at the screwed part using a rag plate 4 ...

Страница 5: ...r missoperation and re start in a moment there is occasion that the cooling and heating operation does not start for 3 minutes it is not abnormal and this is the result of the operation of IC delay circuit This IC delay circuit ensures that there is no danger of blowing fuse or damaging parts even if operation is restarted accidentally 5 This room air conditioner should not be used at the cooling ...

Страница 6: ...SPECIFICATIONS 3 RAC 25 35FXE RAC 50FXE 1200g 6 ...

Страница 7: ...en wrapped with vinyl tape The insulator will deteriorate if it is not wrapped with tape The connection of insulated drain hose Inner diameter 16mm Please use insulated drain hose for the indoor piping commercial product above 100mm above 00mm above 50mm give clearance as wide as possible above 200mm above 50 mm when installed on the ceiling of balcony above 200mm Maximum pipe length 20m Minimum p...

Страница 8: ... with insulation pipe and then wrapped with vinyl tape The insulator will deteriorate if it is not wrapped with tape The connection of insulated drain hose Inner diameter 16mm Please use insulated drain hose for the indoor piping commercial product Maximum pipe length 30m Minimum pipe length 3m Figure showing the installation of lndoor and Outdoor unit MODEL RAC 50FXE above 200mm above 200mm give ...

Страница 9: ...lated with insulation pipe 3 Piping length is within 20m 4 Height d fferent of the piping between the indoor unit and outdoor unit s ould be within 10m i h CONSTRUCTION AND DIMENSIONAL DIAGRAM MODEL RAC 25 35FXE OUTDOOR UNIT More than 200 More than More than 300 600 345 299 202 163 5 589 92 59 792 877 55 57 190 147 12 11 Drain hole Drain hole Drain hole 27 9 ...

Страница 10: ...ulation pipe 3 Piping length is within 30m 4 Height d fferent of the piping between the indoor unit and outdoor unit s ould be within 10m h i CONSTRUCTION AND DIMENSIONAL DIAGRAM MODEL RAC 50FXE OUTDOOR UNIT More than 200 880 5 800 74 6 5 736 408 5 350 111 5 35 5 23 30 706 175 103 5 543 5 133 12 50 395 361 10 202 5 More than 50 More than 100 More than 700 More than 200 10 ...

Страница 11: ... PINK VIO VIOLET RAC 25 35 50FXE THERMOSTAT Room temperature Thermistor CONNECTION MODEL E C R U O S R E W O P T U P T U O V 0 8 3 0 2 1 C D W 7 4 WHT V BLK W M M M RED U PARTS NAME RESISTANCE VALUE Ω APPLICABLE MODELS COIL REVERSING VALVE RAC 25 35 50FXE 46Ω PHASE AT 2 RAC 25 35 50FXE 2780Ω 0 COIL EXPANSION VALVE REACTOR 5 3 mH 67 m MAX 20 C RAC 50FXE RAC 25 35FXE 15 mH 226 m MAX 20 C 11 ...

Страница 12: ...capillary tubes clogged or crushed or with too little refrigerant check the color of the refrigerating machine oil inside the compressor If the color has been changed conspicuously replace the compressor U V W M M WHITE YELLOW RED 75 220 350 V 2M 1 354 2M 1 354 M RAC 50FXE RAC 25 35FXE RAC 25 35 50 E 220 350 V OUTPUT 1400W GTD141UKQA8JT6 GSD102UKQA6JT6A 790W FX 12 ...

Страница 13: ...WIRING DIAGRAM MODEL RAC 25 35F XE 13 ...

Страница 14: ...WIRING DIAGRAM RAC 50FXE L E D O M 14 ...

Страница 15: ...M基板BOM 中继端子台基板用部品 HIC基板BOM MODEL RAC 25 35F XE 15 ...

Страница 16: ...MODEL RAC 50FXE 16 ...

Страница 17: ...alve Outdoor Fan motor Is Ip Id Ip Id AX 16G814 series Outdoor DC fan motor drive circuit Compressor motor Compressor drive circuit OUTDOOR UNIT Power source Outdoor microcomputer Indoor Outdoor interface circuit Power circuit Control power circuit Reset circuit Overheat thermistor Defrost thermistor Outdoor temperature thermistor Oscillator clock circuit L N Indoor unit 17 ...

Страница 18: ...COOLING CYCLE OUTDOOR UNIT HEATING CYCLE OUTDOOR UNIT MODEL RAC 25 35F XE Indoor unit Silencer Silencer Silencer Indoor unit Silencer Silencer Silencer 18 ...

Страница 19: ...COOLING CYCLE OUTDOOR UNIT HEATING CYCLE OUTDOOR UNIT MODEL RAC 50F XE Indoor unit Silencer Silencer Indoor unit Silencer Silencer Silencer Silencer 19 ...

Страница 20: ...rical parts Procedure for Disassembly and Reassembly Fig 2 3 Remove the electrical box lock screw 4 Remove the terminal cover lock screw 5 Remove each connector and earth cable from x o b l a c i r t c e l e e h t e v o m e r n e h T e r i w d a e l e h t 3 Remove the front cover lock screw 4 Lower the right side of the front cover and pull it forward Then remove the cover from the hook 5 Pull the...

Страница 21: ...L N 300 330 Main parts L N C021 C022 37 5 420V 1 5 DESCRIPTION OF MAIN CIRCUIT OPERATION RAC 25 35F XE 21 ...

Страница 22: ...ICI switching transformer 1 B 12V Power supply for electrical expansion valve 2 16V Power supply for IPM driver circuit of compressor and fan motor IGBT action 3 12V Power supply for 4 way valve relay power relay inrush current relay motor current amplification 4 5V Power supply for microcomputer peripheral circuits Fig 2 1 22 ...

Страница 23: ...2V DC5V 001 C002 C003 C004 C005 C011 C013 C014 NF1 1 2 5 8 L105 JUMPER D110 EARTH L104 JUMPER D110 EARTH L103 JUMPER D110 EARTH R120 B 12V R120 B 0V B 12V O P Expansion valve Main parts 1 2 2 3 0 5V 1 5V 1 0V 15 5 2 5V 1 0V 13 23 ...

Страница 24: ...starts operation the current is applied twice at the interval of 1 sec as shown in Fig 4 1 During forced cooling operation just after the forced cooling switch turns on the current is applied twice at the interval of 1 sec as shown in Fig 4 1 When the operation stops the position of the valve before the stop is held Before checking the application of current to the reversing valve 4 way Valve disc...

Страница 25: ...5 5 1 74 74 70 70 74 75 5 1 HIC P W B 10 11 12 74 70 75 25 ...

Страница 26: ...6 Electric expansion valve circuit 13 14 15 16 4 3 2 1 68 67 66 65 RED 14 12 10 7 6 1 8 6 1 6 2 48 47 46 45 26 ...

Страница 27: ...2A Fuse DC300 330V 7 1 7 27 ...

Страница 28: ...2A DC300 330V 60 100 28 ...

Страница 29: ...L N 300 330 L N 50FXE 29 ...

Страница 30: ...300 330 C021 C023 500 450V 16V R249 33 ACT IP CUT 30 30 ...

Страница 31: ...trol IC ICI switching transformer 1 B 12V Power supply for electrical expansion valve 2 16V Power supply for IPM driver circuit of compressor and fan motor IGBT action 3 12V Power supply for 4 way valve relay power relay inrush current relay motor current amplification 4 5V Power supply for microcomputer peripheral circuits 31 ...

Страница 32: ...12V DC5V 001 C002 C003 C004 C005 C011 C013 C014 NF1 1 2 5 8 L105 JUMPER D110 EARTH L104 JUMPER D110 EARTH L103 JUMPER D110 EARTH R418 B 12V B 12V O P Expansion valve Main parts 1 2 2 3 0 5V 1 5V 1 0V 15 5 2 5V 1 0V 13 1 0 4 C 32 ...

Страница 33: ...starts operation the current is applied twice at the interval of 1 sec as shown in Fig 4 1 During forced cooling operation just after the forced cooling switch turns on the current is applied twice at the interval of 1 sec as shown in Fig 4 1 When the operation stops the position of the valve before the stop is held Before checking the application of current to the reversing valve 4 way Valve disc...

Страница 34: ...5 5 1 74 74 70 70 74 75 5 1 HIC P W B 10 11 12 74 70 75 34 ...

Страница 35: ...6 Electric expansion valve circuit 13 14 15 16 4 3 2 1 68 67 66 65 RED 14 12 10 7 6 1 8 6 1 6 2 48 47 46 45 35 ...

Страница 36: ...2A Fuse DC300 330V 7 1 7 36 ...

Страница 37: ...2A DC300 330V 30 60 37 ...

Страница 38: ...ng the product will run for 30 seconds with a slight wind When set to strong wind the product will begin with a slight wind operation producing a weak wind for 30 seconds and then switch to strong wind A2 A3 When heating is conducted despite the high outdoor temperature the product may stop to protect its equipment The auto fresh defrost should be working When stopped the product will check its ou...

Страница 39: ...ivate a preliminary operation for 1 minute At that time heating will cause the operation lamp to blink This is not a sign of a breakdown A5 The room structure air stream or other factor may cause a gap between the room temperature setting and actual room temperature If there is any difference between the setting and the room temperature adjust the temperature setting to match the living space to a...

Страница 40: ...hange Q5 I tried to change the setting with the room temperature button of the remote control unit in vain Q6 A6 You cannot make this setting when the product is in air purification mode Moreover you cannot set the product to a desired setting when quick laundry or dew control is being performed with the auto or quick dehumidification button This occurs when the room temperature and humidity have ...

Страница 41: ...der any circumstances get your hand or metal part into contact with the cabinet Danger Do not install a grounding Inspection instructions Power supply Power circuit Control circuit Control circuit Indoor fan motor Outdoor Electrical Indoor Electrical 1 2 3 L N 0V line Power circuit Compressor motor Voltage between each part and ground Potential at points Potential at points 320V Potential at point...

Страница 42: ...ck for each circuit part of the outdoor unit be sure to discharge the smoothing capacitors Discharge Procedure LEAD WIRE MAIN P W B 1 Turn off the power 2 After power is turned off wait for 10 minutes or more Then remove electrical parts cover and apply soldering iron of 30 to 75 W for 15 seconds or more to IPM 24 and IPM terminals on the main P W B as shown in the figure below in order to dischar...

Страница 43: ...ll destroy it Be on guard When reconnecting it insert it securely all the way home All the receptacles for connecting tab terminals are with a locking mechanism Forcibly pulling any such receptacle without unlocking it will destroy it Be on guard When reconnecting it insert it securely all the way home Pinch the locking mechanism with your fingers and pull it out unlocked Other instructions 1 Deta...

Страница 44: ...r several days you can read the failure modes and check them thereby detecting the less frequent failure phenomena Failure modes can be checked by both the blinking of the lamp of the indoor unit and the display of the remote control liquid crystal display The failure mode detected on the outdoor unit side is displayed by ǂblinking the LD301 Detecting a failure will stop the outdoor unit ǂand keep...

Страница 45: ...SELF DIAGNOSIS LIGHTING MODE MODEL RAC 25 35F X E 45 ...

Страница 46: ...SELF DIAGNOSIS LIGHTING MODE MODEL RAC 50FXE 46 ...

Страница 47: ...e power circuit normal Just in case put the power on one The LD301 will not go on and the power circuit is normal Replace the outdoor electrical parts in the case of an abnormality in the microcomputer or LED Check the indoor electrical parts It may have a power relay abnormality communication error or something similar Replace the outdoor electrical parts in the case of an abnormality in the powe...

Страница 48: ... the communication circuit Correct the abnormal location Abnormality in equipment other than the electrical parts The LD301 blinks once Reset stopped If the indoor unit is either of the following states it will blink once Ionmist in progress 2 hours before the ON timer Turn the power back on run the product either by remote control or by using the forcible cooling switch and check the blinking fre...

Страница 49: ...cal parts in the case of an abnormality in the communication circuit Correct the abnormal location Abnormality in equipment other than the electrical parts The LD301 blinks once Reset stopped If the indoor unit is either of the following states it will blink once Ionmist in progress 2 hours before the ON timer Turn the power back on run the product either by remote control or by using the forcible...

Страница 50: ...n abnormality in the thermistor detection circuit Check the OH thermistor for wire breaks and short circuits Replace the OH thermistor Check if the OH thermistor is not loose or poorly inserted Connect the OH thermistor Normal Normal Normal Normal Normal Review the freezing cycle Refrigerant leakage or other reason is conceivable If reviewing the freezing cycle does not correct the problem replace...

Страница 51: ...imit cut When cooling Is the heat exchanger of the outdoor unit clogged up Is there shelter around When heating Is the heat exchanger or filter of the indoor unit clogged up Is the freezing cycle abnormal Remove the cause of the problem Correct the abnormal location Since the compressor load was heavy the product was stopped Yes No No No Yes Yes Clear up the causation Does the service valve open N...

Страница 52: ...ure in the outdoor fan motor or outdoor electrical parts After restarting the product will run continuously It stops Check the outdoor fan motor For details see the page on the outdoor fan motor or the instruction plate on the lid of the electrical parts Is the outdoor fan motor abnormal Fan motor abnormal Replace the outdoor fan motor Fan motor normal Replace the outdoor electrical parts in the c...

Страница 53: ...e Replace it and seal refrigerant If the compressor checker for an inverter type air conditioner is available re check using it JUDGING BETWEEN GAS LEAKAGE AND COMPRESSOR DEFECTIVE Blinking off Time until the lamp lights Approx 10 seconds Approx 10 seconds Approx 10 seconds Within Approx 30 seconds Compressor Compressor Gas leakage Possible malfunctioning part LD301 Self diagnosis lamp Lighting mo...

Страница 54: ...off and start the procedure from 1 again For the initialization of the expansion valve it may take 1 min until the operation starts after the power turns on confirm that the LD301 changes to blinking 9 times communication error 2 Confirm that the LD301 blinks once from the terminal side of the outdoor unit Afterwards when about 30 sec elapses 3 When the LD301 is blinks 9 times if you press the tes...

Страница 55: ...the test switch is over turn off the breaker and set the connectors back HOW TO OPERATE THE OUTDOOR UNIT INDEPENDENTLY 1 Connect the large dia pipe side and small dia pipe side service valve using a pipe Parts to be prepared 1 Reducing union 6 35 mm 3 8 9 52 mm 2 Copper pipe 1 4 and 3 8 Connect the small diameter service valve and the large diameter service valve using the reducing union and coppe...

Страница 56: ...38 39 37 17 15 18 13 14 11 10 34 46 33 19 20 21 24 23 22 28 30 32 25 41 31 8 5 6 7 16 4 36 29 26 35 9 OUTDOOR UNIT MODEL PARTS LIST AND DIAGRAM RAC 25FXE RAC 35FXE 3 12 47 48 42 43 44 45 40 56 ...

Страница 57: ...N MOTOR 23 HWRAC 50WEC A12 1 PROPELLER FAN 24 HWRAC 50NX2 A25 1 NUT PROPELLER FAN 25 HWRAC 50NX2 A26 1 SIDE COVER L 26 HWRAC 50NX2 A27 1 HANDLE 27 WHRAC S25YHA A05 1 FRONT COVER 28 HWRAC 50WEC A14 1 DISCHARGE GRILL 29 HWRAC 50WEA A14 1 EARTH PLATE 30 HWRAC E14H3 914 1 THERMISTOR OUTDOOR TEMPERATURE 31 HWRAC 25WSE A04 1 SIDE COVER R 32 HWRAC 18WSPA A24 1 TC COVER 33 HWRAC 25WSE A05 1 H SHEET 34 HWR...

Страница 58: ... 18 9 6 4 16 19 17 8 7 49 15 10 14 12 54 13 3 35 11 48 5 20 21 22 25 24 23 29 28 51 26 44 27 36 42 43 32 37 39 41 38 33 31 39 53 34 52 45 30 50 OUTDOOR UNIT MODEL PARTS LIST AND DIAGRAM RAC 50FXE 46 47 58 ...

Страница 59: ...RMISTOR DEFROST HWRAC 50WED A09 REACTOR HWRAC 50WXD A12 FAN MOTOR SUPPORT HWRAC 50WED A07 COIL EXPANSION VALVE HWRAC 50WXD A11 PARTITION HWRAC 50NX2 A25 NUT PROPELLER FAN HWRAC 50WXB A09 NET LEFT HWRAC 50WED A10 FAN MOTOR HWRAC 50WXB A07 PROPELLER FAN HWRAC 50WXB A12 DISCHARGE GRILL HWRAC 50WED A17 FUSE 25A HWRAC 50WXB A10 LEFT PLATE HWRAC 50WXDN A04 FRONT COVER HWRAC 14EH4 A15 COVER OUT DOOR THER...

Страница 60: ...JCH WH RAC 50FXE RAC 2 5FXE RAC 3 5FXE NO 0128E 60 ...

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