Mitsubishi Electric SUZ-KA25VA3 Service Manual
Split-type, heat pump air conditioners
Hide thumbs
Also See for SUZ-KA25VA3:
- Technical & service manual (58 pages) ,
- Service manual (46 pages)
Table of Contents
Advertisement
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
TECHNICAL & SERVICE MANUAL
R410A
[Model Name]
[Service Ref.]
SUZ-KA25VA3.TH
SUZ-KA25VA3
SUZ-KA35VA3.TH
SUZ-KA35VA3
SUZ-KA50VA3
SUZ-KA60VA3
SUZ-KA71VA3
SUZ-KA25VA3.TH
SUZ-KA35VA3.TH
SUZ-KA60VA3.TH
SUZ-KA71VA3.TH
Indication of
model name
CONTENTS
2. TECHNICAL CHANGES ................................... 3
3. PARTS NAMES AND FUNCTIONS .................. 7
4. SPECIFICATION ................................................ 8
5. NOISE CRITERIA CURVES ............................ 10
6. OUTLINES AND DIMENSIONS ....................... 11
7. WIRING DIAGRAM .......................................... 13
8. REFRIGERANT SYSTEM DIAGRAM ............. 16
9. ACTUATOR CONTROL ................................... 19
10. SERVICE FUNCTIONS .................................... 20
11. TROUBLESHOOTING ..................................... 20
12. DISASSEMBLY INSTRUCTIONS .................... 36
PARTS CATALOG (OCB530)
September 2013
No.OCH530
REVISED EDITION-A
HFC
utilized
R410A
5HYLVLRQ
‡ (UURUV KDYH EHHQ FRUUHFWHG
LQ 5(9,6(' (',7,21$
6RPH GHVFULSWLRQV KDYH
‡
EHHQ PRGLILHG
‡ 3OHDVH YRLG 2&+
Note:
‡ 7KLV VHUYLFH PDQXDO
GHVFULEHV WHFKQLFDO GDWD RI
WKH RXWGRRU XQLWV
Advertisement
Table of Contents
Troubleshooting
Related Manuals for Mitsubishi Electric SUZ-KA25VA3
Summary of Contents for Mitsubishi Electric SUZ-KA25VA3
-
Page 1: Table Of Contents
REVISED EDITION-A utilized R410A TECHNICAL & SERVICE MANUAL R410A Outdoor unit 5HYLVLRQ [Model Name] [Service Ref.] ‡ (UURUV KDYH EHHQ FRUUHFWHG LQ 5(9,6(' (',7,21$ SUZ-KA25VA3.TH 6RPH GHVFULSWLRQV KDYH ‡ SUZ-KA25VA3 EHHQ PRGLILHG SUZ-KA35VA3.TH SUZ-KA35VA3 ‡ 3OHDVH YRLG 2&+ SUZ-KA50VA3.TH Note: SUZ-KA50VA3 ‡... -
Page 2: Combination Of Indoor And Outdoor Units
COMBINATION OF INDOOR AND OUTDOOR UNITS INDOOR UNIT SERVICE MANUAL Outdoor unit Heat pump type Indoor unit SUZ- Service Service Ref. KA25VA3.TH KA35VA3.TH KA50VA3.TH KA60VA3.TH KA71VA3.TH Manual No. — — — — SLZ-KA25VA(L).TH — — — SLZ-KA35VA(L).TH — — — —... -
Page 3: Technical Changes
TECHNICAL CHANGES INFORMATION FOR THE AIR CONDITIONER WITH R410A REFRIGERANT ‡ 7KLV URRP DLU FRQGLWLRQHU DGRSWV DQ +)& UHIULJHUDQW 5$ ZKLFK QHYHU GHVWUR\V WKH R]RQH OD\HU ‡ 3D\ SDUWLFXODU DWWHQWLRQ WR WKH IROORZLQJ SRLQWV WKRXJK WKH EDVLF LQVWDOODWLRQ SURFHGXUH LV VDPH DV WKDW IRU 5 FRQGLWLRQHUV $V 5$ KDV ZRUNLQJ SUHVVXUH DSSUR[LPDWH WLPHV DV KLJK DV WKDW RI 5 VRPH VSHFLDO WRROV DQG SLSLQJ SDUWVPDWHUL- DOV DUH UHTXLUHG 5HIHU WR WKH WDEOH EHORZ 7DNH VXIILFLHQW FDUH QRW WR DOORZ ZDWHU DQG RWKHU FRQWDPLQDWLRQV WR HQWHU WKH 5$ UHIULJHUDQW GXULQJ VWRUDJH DQG LQVWDOOD-... - Page 4 Conversion chart of refrigerant temperature and pressure (MPa [Gauge]) R410A NOTE 7KH XQLW RI SUHVVXUH KDV EHHQ FKDQJHG WR 03D RQ WKH LQWHUQDWLRQDO V\VWHP RI XQLWV 6, XQLW V\VWHP 7KH FRQYHUVLRQ IDFWRU LV 1 (MPa [Gauge]) =10.2 (kgf/cm [Gauge]) -0.5 -30 -20 -10 1.
-
Page 5: Refrigerant Piping
2. Refrigerant piping 6SHFLILFDWLRQV 8VH WKH UHIULJHUDQW SLSHV WKDW PHHW WKH IROORZLQJ VSHFLILFDWLRQV Outside diameter Wall thickness Pipe Insulation material 6.35 For liquid Heat resisting foam plastic 9.52 Specific gravity 0.045 9.52 Thickness 8 mm For gas 12.7 15.88 ‡ 8VH D FRSSHU SLSH RU D FRSSHUDOOR\ VHDPOHVV SLSH ZLWK D WKLFNQHVV RI PP 1HYHU XVH DQ\ SLSH ZLWK D WKLFNQHVV OHVV WKDQ PP DV WKH SUHVVXUH UHVLVWDQFH LV LQVXIILFLHQW )ODULQJ ZRUN DQG IODUH QXW )ODULQJ ZRUN IRU 5$ SLSH GLIIHUV IURP WKDW IRU 5 SLSH... -
Page 6: Pumping Down
6. Pumping Down :KHQ UHORFDWLQJ RU GLVSRVLQJ RI WKH DLU FRQGLWLRQHU SXPS GRZQ WKH V\VWHP E\ IROORZLQJ WKH SURFHGXUH EHORZ VR WKDW QR UHIULJHUDQW LV UHOHDVHG LQWR WKH DWPRVSKHUH 1 7XUQ RII WKH SRZHU VXSSO\ FLUFXLW EUHDNHU 2 &RQQHFW WKH JDXJH PDQLIROG YDOYH WR WKH VHUYLFH SRUW RI WKH VWRS YDOYH RQ WKH JDV SLSH VLGH RI WKH RXWGRRU XQLW 3 )XOO\ FORVH WKH VWRS YDOYH RQ WKH OLTXLG SLSH VLGH RI WKH RXWGRRU XQLW 4 6XSSO\ SRZHU FLUFXLW EUHDNHU 5 3HUIRUP WKH UHIULJHUDQW FROOHFWLQJ RSHUDWLRQ FRROLQJ WHVW UXQ ... -
Page 7: Parts Names And Functions
PARTS NAMES AND FUNCTIONS SUZ-KA25VA3.TH SUZ-KA35VA3.TH Air inlet (back and side) Piping Drain hose Air outlet Drain outlet SUZ-KA50VA3.TH Air inlet SUZ-KA60VA3.TH (back and side) SUZ-KA71VA3.TH Piping Drain hose Air outlet Drain outlet Model SUZ-KA·VA3.TH 'UDLQ VRFNHW OCH530A... -
Page 8: Specification
SPECIFICATION 2XWGRRU PRGHO SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH 3RZHU VXSSO\ 6LQJOH SKDVH 9 +] Model .1%).)0& .1% ))$0& 61%)*%07 61%)(.07 2XWSXW &RROLQJ &XUUHQW &RPSUHVVRU +HDWLQJ 5HIULJHUDWLRQ RLO )96 )96 ... - Page 9 Specifications and rating conditions of main electric parts SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH Model SUZ-KA25VA3.TH SUZKA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH Item & — — + 9 — — 6PRRWKLQJ & & + 9 + 9 + 9 — — FDSDFLWRU &% —...
-
Page 10: Noise Criteria Curves
NOISE CRITERIA CURVES SUZ-KA25VA3.TH SUZ-KA35VA3.TH FUNCTION SPL(dB(A)) FUNCTION SPL(dB(A)) FAN SPEED LINE FAN SPEED LINE COOLING COOLING High High Med. Med. HEATING HEATING NC-70 NC-70 NC-60 NC-60 NC-50 NC-50 NC-40 NC-40 NC-30 NC-30 NC-20 NC-20 NC-10 NC-10 1000 2000 4000... -
Page 11: Outlines And Dimensions
OUTLINES AND DIMENSIONS SUZ-KA25VA3.TH SUZ-KA35VA3.TH Unit: mm REQUIRED SPACE Basically open 100mm or more without any obstruction in front and on both sides of the unit. Drain hole 42 Air in Air in Open two sides of left, right, or rear side. -
Page 12: Suz-Ka50Va3.Th
SUZ-KA50VA3.TH Unit: mm SUZ-KA60VA3.TH Open as a rule REQUIRED SPACE SUZ-KA71VA3.TH 500mm or more if the front and both sides are open 417.5 Air in 100mm or more 200mm or more if there are obstacles to both sides Air in Air out 2-Oval holes 10 21 Open as a rule... -
Page 13: Wiring Diagram
WIRING DIAGRAM SUZ-KA25VA3.TH SUZ-KA35VA3.TH OCH530A... -
Page 14: Suz-Ka50Va3.Th
SUZ-KA50VA3.TH OCH530A... - Page 15 SUZ-KA60VA3.TH SUZ-KA71VA3.TH OCH530A...
-
Page 16: Refrigerant System Diagram
REFRIGERANT SYSTEM DIAGRAM SUZ-KA25VA3.TH Unit: mm Refrigerant pipe ø9.52 4-way valve (with heat insulator) Muffler Outdoor heat exchanger Stop valve temperature (with service port) thermistor Outdoor Muffler RT68 Discharge heat Flared connection temperature exchanger thermistor RT62 Ambient Compressor temperature thermistor... -
Page 17: Suz-Ka50Va3.Th
SUZ-KA50VA3.TH Unit: mm Muffler Refrigerant pipe ø 12.7 #100 4-way valve (with heat insulator) Stop valve (with service port) Outdoor Flared connection Discharge heat Ambient temperature exchanger temperature thermistor Defrost thermistor RT62 thermistor RT65 RT61 Compressor Outdoor heat exchanger temperature thermistor RT68 Flared connection... -
Page 18: Suz-Ka50Va3.Th
SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH MAX. REFRIGERANT PIPING LENGTH 5HIULJHUDQW SLSLQJ P 3LSLQJ VL]H 2' PP Model 0D[ /HQJWK $ 0D[ +HLJKW GLIIHUHQFH % /LTXLG SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH MAX. HEIGHT DIFFERENCE Indoor unit * Max. -
Page 19: Actuator Control
ACTUATOR CONTROL SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH 9-1. OUTDOOR FAN MOTOR CONTROL 7KH IDQ PRWRU WXUQV 212)) LQWHUORFNLQJ ZLWK WKH FRPSUHVVRU >21@ 7KH IDQ PRWRU WXUQV 21 VHFRQGV EHIRUH WKH FRPSUHVVRU VWDUWV XS >2))@ 7KH IDQ PRWRU WXUQV 2)) VHFRQGV DIWHU WKH FRPSUHVVRU KDV VWRSSHG UXQQLQJ... -
Page 20: Service Functions
SERVICE FUNCTIONS SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH CHANGE IN DEFROST SETTING Changing defrost finish temperature -6! 7R FKDQJH WKH GHIURVW ILQLVK WHPSHUDWXUH FXWVROGHU WKH -6 ZLUH RI WKH RXWGRRU LQYHUWHU 3& ERDUG 5HIHU WR 'HIURVW ¿QLVK WHPSHUDWXUH ƒ& -XPSHU ZLUH SUZ-KA25VA3.TH... -
Page 21: Suz-Ka50Va3.Th
11-2. TROUBLE SHOOTING CHECK TABLE SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH Abnormal point/ check Symptoms Condition Remedy indication code Condition Outdoor unit 1-time flash Outdoor power sys- Overcurrent protection cut-out operates 3 consecutive times ‡ Reconnect connector of compres- does not op- within 1 minute after the compressor gets started. - Page 22 11-3. HOW TO PROCEED "SELF-DIAGNOSIS" $V WKLV DLU FRQGLWLRQHU KDV D IXQFWLRQ WR PHPRUL]H DOO WKH IDLOXUHV WKDW KDG RFFXUHG WKH ODWHVW IDLOXUH GHWDLO FDQ EH UHFDOOHG E\ IROORZLQJ WKH SURFHGXUH EHORZ 8VH WKLV IXQFWLRQ ZKHQ WKH FKHFN FRGH LV QRW GLVSOD\HG ZLWK ZLUHG UHPRWH FRQWUROOHU RU WKH UHPRWH FRQWUROOHU DW XVH LV ZLUHOHVV W\SH 11-3-1.
- Page 23 11-3-2. Remote controller check <PAR-30MAA> <PAR-31MAA> ,I RSHUDWLRQV FDQQRW EH FRPSOHWHG ZLWK WKH UHPRWH FRQWUROOHU GLDJQRVH WKH UHPRWH FRQWUROOHU ZLWK WKLV IXQFWLRQ Select "6HUYLFH IURP WKH 0DLQ PHQX DQG SUHVV WKH EXWWRQ Maintenance password Remote controller check Select "5HPRWH FRQWUROOHU FKHFN ZLWK WKH ) RU ) EXWWRQ DQG SUHVV EXWWRQ 6HOHFW 5HPRWH FRQWUROOHU FKHFN IURP WKH 6HUYLFH PHQX DQG SUHVV WKH EXW-...
- Page 24 11-3-3. Self-diagnosis <PAR-21MAA> When a problem occurs to the air conditioner, the indoor and outdoor units will stop, and the problem is shown in the remote controller display. [CHECK] and the refrigerant address are displayed on the temperature display, and the error code and unit number are displayed alternately as shown below.
-
Page 25: Remote Controller Diagnosis
When the error history is reset, the display will look like the one shown below. Press the button ( in the picture in the previous page) twice ON/OFF However, if you fail to reset the error history, the error content will be displayed again. within 3 seconds. - Page 26 11-3-6. Self-diagnosis <Wireless remote controller> <In case of trouble during operation> :KHQ D PDOIXQFWLRQ RFFXUV WR DLU FRQGLWLRQHU ERWK LQGRRU XQLW DQG RXWGRRU XQLW ZLOO VWRS DQG RSHUDWLRQ ODPS EOLQNV WR LQIRUP XQXVXDO VWRS < Malfunction-diagnosis method at maintenance service> [Procedure] 3UHVV WKH &+(&.
-
Page 27: Heating
‡ Refer to the following tables for details on the check codes. [Output pattern A] Beeper sounds Beep Beep Beep Beep Beep Beep Beep OPERATION · · · Repeated INDICATOR lamp flash pattern Approx. 2.5 sec. 0.5 sec. 0.5 sec. 0.5 sec. -
Page 28: Suz-Ka50Va3.Th
11-4. TROUBLE CRITERION OF MAIN PARTS SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH SUZ-KA60VA3.TH SUZ-KA71VA3.TH arts name Chec method and criterion Figure Defrost thermistor (RT61) Fin temperature Measure the resistance with a tester. thermistor (RT64) Ambient temperature Refer to 11-6. Test point diagram and voltage 11-6-1. (KA25 35 50) or thermistor (RT65) 11-6-2. -
Page 29: Troubleshooting Flow
11-5. TROUBLESHOOTING FLOW A How to check inverter/compressor 'LVFRQQHFW WKH FRQQHFWRU EHWZHHQ WKH FRPSUHVVRU DQG WKH LQWHOOLJHQW SRZHU PRGXOH .$ ,& .$ ,30 &KHFN WKH YROWDJH EHWZHHQ WHUPLQDOV 6HH ³&KHFN RI RSHQ SKDVH´ $UH WKH YROWDJHV EDODQFHG" 5HSODFH WKH LQYHUWHU 3& ERDUG <HV &KHFN WKH FRPSUHVVRU 6HH ... - Page 30 D Check of compressor winding 'LVFRQQHFW WKH FRQQHFWRU EHWZHHQ WKH FRPSUHVVRU DQG LQWHOOLJHQW SRZHU PRGXOH DQG PHDVXUH WKH UHVLVWDQFH EHWZHHQ WKH FRPSUHVVRU WHUPLQDOV 0HDVXUHPHQW SRLQW!! DW SRLQWV %/.:+7 0HDVXUH WKH UHVLVWDQFH EHWZHHQ WKH OHDG ZLUHV DW SRLQWV %/.5(' :+75(' -XGJHPHQW!! 5HIHU WR ...
- Page 31 G Check of R.V. coil )LUVW RI DOO PHDVXUH WKH UHVLVWDQFH RI 59 FRLO WR FKHFN LI WKH FRLO LV GHIHFWLYH 5HIHU WR ,Q FDVH &1 .$ &1 .$ LV QRW FRQQHFWHG RU 59 FRLO LV RSHQ YROWDJH LV JHQHUDWHG EHWZHHQ WKH WHUPLQDO SLQV RI WKH FRQQHFWRU DOWKRXJK DQ\ VLJQDO LV QRW EHLQJ WUDQVPLWWHG WR 59 FRLO &KHFN LI &1 .$ &1 .$ LV FRQQHFWHG Unit operates COOL mode even if it is set to HEAT mode.
- Page 32 I Check of LEV 6WDUW <HV 7XUQ RQ SRZHU VXSSO\ WR WKH RXWGRRU XQLW DIWHU FKHFNLQJ 1RUPDO /(9 FRLO LV ¿[HG WR WKH /(9 ERG\ VHFXUHO\ ,V FOLFN FOLFN VRXQG KHDUG" 2U GR \RX IHHO YLEUDWLRQ RI WKH /(9 FRLO ZLWK D KDQG" <HV 'LVFRQQHFW WKH FRQQHFWRU &1 LV WKHUH QRU- 5HSODFH WKH LQYHUWHU 3& ERDUG...
- Page 33 Electromagnetic noise enters into TV sets or radios ,V WKH XQLW HDUWKHG" (DUWK WKH XQLW <HV ,V WKH GLVWDQFH EHWZHHQ WKH DQWHQQDV ([WHQG WKH GLVWDQFH EHWZHHQ WKH DQWHQQDV DQG DQG WKH LQGRRU XQLW ZLWKLQ P RU LV WKH WKH LQGRRU XQLW DQGRU WKH DQWHQQDV DQG WKH GLVWDQFH EHWZHHQ WKH DQWHQQDV DQG WKH <HV RXWGRRU XQLW...
-
Page 34: Suz-Ka50Va3.Th
11-6. TEST POINT DIAGRAM AND VOLTAGE 11-6-1. Inverter P.C. board SUZ-KA25VA3.TH SUZ-KA35VA3.TH SUZ-KA50VA3.TH Smoothing Smoothing R.V.coil Heater connector Smoothing capacitor capacitor (CN721) (CN722) DB61 Back side of unit capacitor (C63) (C62) (C61) 230 VAC 260 - 370 VDC Fuse (F701) T3.15AL250V... - Page 35 11-6-2. Inverter P.C. board SUZ-KA60VA3.TH SUZ-KA71VA3.TH )XVH ) )XVH ) 59 FRLO &1 7$/9 7$/9 9$& -XPSHU ZLUH IRU FKDQJLQJ GHIURVW VHWWLQJ -6 -XPSHU ZLUH IRU SUHKHDW FRQWURO VHWWLQJ -. 6LJQDO RI RXW- 'HIURVW WKHUPLVWRU GRRU IDQ PRWRU 57 &1 &1 'LVFKDUJH WHPSHUDWXUH WKHUPLVWRU57...
-
Page 36: Disassembly Instructions
Pull the terminal while pull out the terminal pushing the locking slowly. Locking lever lever. Connector SUZ-KA25VA3.TH SUZ-KA35VA3.TH OUTDOOR UNIT NOTE: Turn OFF power supply before disassembling. 1. Removing the cabinet Photo 1 (1) Remove the screw fixing the service panel. - Page 37 OPERATING PROCEDURE PHOTOS 2. Removing the inverter assembly, inverter P.C. board Photo 3 (1) Remove the cabinet and panels. (Refer to procedure 1.) (2) Disconnect the lead wire to the reactor and the following con- Screws of the nectors: relay panel <Inverter P.C.
- Page 38 OPERATING PROCEDURE PHOTOS 5. Removing outdoor fan motor Photo 6 (1) Remove the cabinet and panels. (Refer to procedure 1.) Outdoor heat (2) Disconnect the following connectors: exchanger tempera- <Inverter P.C. board> ture thermistor CN932 (Fan motor) (3) Remove the propeller nut. (Photo 7) (4) Remove the propeller.
-
Page 39: Suz-Ka50Va3.Th
SUZ-KA50VA3.TH 127( 7XUQ 2)) SRZHU VXSSO\ EHIRUH GLVDVVHPEO\ OPERATING PROCEDURE PHOTOS 1. Removing the cabinet Photo 1 5HPRYH WKH VFUHZV RI WKH VHUYLFH SDQHO 6FUHZV RI WKH WRS SDQHO 5HPRYH WKH VFUHZV RI WKH WRS SDQHO 5HPRYH WKH VFUHZ RI WKH YDOYH FRYHU 5HPRYH WKH VHUYLFH SDQHO 5HPRYH WKH WRS SDQHO 5HPRYH WKH YDOYH FRYHU... - Page 40 OPERATING PROCEDURE PHOTOS 2. Removing the inverter assembly, inverter P.C. board Photo 3 6FUHZ RI WKH WHUPLQDO 5HPRYH WKH FDELQHW DQG SDQHOV 5HIHU WR SURFHGXUH 6FUHZ RI WKH KHDW VLQN EORFN VXSSRUW DQG WKH 'LVFRQQHFW WKH OHDG ZLUH WR WKH UHDFWRU DQG WKH IROORZLQJ FRQ- VXSSRUW DQG WKH VHSDUDWRU EDFN SDQHO QHFWRUV ...
- Page 41 OPERATING PROCEDURE PHOTOS 4. Removing the discharge temperature thermistor, Photo 6 defrost thermistor, outdoor heat exchanger tempera- $PELHQW WHP- 2XWGRRU KHDW SHUDWXUH H[FKDQJHU WHPSHUD- ture thermistor and ambient temperature thermistor WXUH WKHUPLVWRU WKHUPLVWRU 5HPRYH WKH FDELQHW DQG SDQHOV 5HIHU WR SURFHGXUH 'LVFRQQHFW WKH OHDG ZLUH WR WKH UHDFWRU DQG WKH IROORZLQJ FRQQHFWRUV ,QYHUWHU 3& ERDUG!
- Page 42 SUZ-KA60VA3.TH SUZ-KA71VA3.TH NOTE: 7XUQ 2)) SRZHU VXSSO\ EHIRUH GLVDVVHPEOLQJ OPERATING PROCEDURE PHOTOS 1. Removing the cabinet Photo 1 5HPRYH WKH VFUHZV RI WKH VHUYLFH SDQHO 6FUHZV RI WKH WRS SDQHO 5HPRYH WKH VFUHZV RI WKH WRS SDQHO 5HPRYH WKH VFUHZ RI WKH YDOYH FRYHU 5HPRYH WKH VHUYLFH SDQHO 5HPRYH WKH WRS SDQHO 5HPRYH WKH YDOYH FRYHU...
- Page 43 OPERATING PROCEDURE PHOTOS 2. Removing the inverter assembly, inverter P.C. board Photo 3 6FUHZ RI WKH 5HPRYH WKH FDELQHW DQG SDQHOV 5HIHU WR SURFHGXUH UHOD\ SDQHO 'LVFRQQHFW WKH OHDG ZLUH WR WKH UHDFWRU DQG WKH IROORZLQJ FRQ- 6FUHZV RI WKH QHFWRUV 3% VXSSRUW...
- Page 44 OPERATING PROCEDURE PHOTOS 4. Removing the discharge temperature thermistor, Photo 5 defrost thermistor, outdoor heat exchanger tempera- 2XWGRRU KHDW $PELHQW WHP- H[FKDQJHU WHPSHUD- SHUDWXUH ture thermistor and ambient temperature thermistor WXUH WKHUPLVWRU WKHUPLVWRU 5HPRYH WKH FDELQHW DQG SDQHOV 5HIHU WR SURFHGXUH 'LVFRQQHFW WKH OHDG ZLUH WR WKH UHDFWRU DQG WKH IROORZLQJ FRQQHFWRUV ,QYHUWHU 3& ERDUG!
- Page 45 OCH530A...
- Page 46 +($' 2)),&( 72.<2 %/'* 0$58128&+, &+,<2'$.8 72.<2 -$3$1 c&RS\ULJKW 0,768%,6+, (/(&75,& &25325$7,21 'LVWULEXWHG LQ 6HS 1R2&+ 5(9,6(' (',7,21$ 1HZ SXEOLFDWLRQ HIIHFWLYH 6HS 'LVWULEXWHG LQ 2FW 1R2&+ 6SHFLILFDWLRQV DUH VXEMHFW WR FKDQJH ZLWKRXW QRWLFH 0DGH LQ -DSDQ...