Johnson Controls DCP09CSB11S Installation And Maintenance Manual Download Page 33

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Installation and Maintenance

(9) Malfunction of Overcurrent Protection

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Summary of Contents for DCP09CSB11S

Page 1: ...UNITS PLEASE READ AND UNDERSTAND THIS MANUAL BEFORE USING THIS INVERTER DRIVEN AIR CONDITIONING UNIT KEEP THIS MANUAL FOR FUTURE REFERENCE INDOOR UNITS DCP09NWB11S DHP09NWB11S DCP12NWB11S DHP12NWB11S OUTDOOR UNITS DCP09CSB11S DHP09CSB11S DCP12CSB11S DHP12CSB11S Type Model Model Type 03257 17 ...

Page 2: ...d advanced information to maintain and service this inverter driven cooling or heat pump air conditioning unit which you operate as well for other models This inverter driven cooling or heat pump air conditioning unit has been designed for a specific temperature range For optimum performance and long life operate this unit within range limits This manual should be considered as a permanent part of...

Page 3: ...stallation Testing 8 3 Maintenance 9 3 1 Precautions before Maintenance 9 3 2 Error Code List 10 3 3 Troubleshooting Procedures 11 3 4 Troubleshooting for Normal Malfunction 26 Appendix 28 Appendix 1 Reference Sheet of Celsius and Fahrenheit 28 Appendix 2 Configuration of Connection Pipe 28 Appendix 3 Pipe Expanding Method 29 Appendix 4 List of Resistance for Temperature Sensor 30 2 1 Installation...

Page 4: ...ectly injuries may occur due to a falling unit Use appropriate Personal Protective Equipment PPE such as gloves and protective goggles and where appropriate have a gas mask nearby Also use electrical protection equipment and tools suited for electrical operation purposes Keep a quenching cloth and a fire extinguisher nearby during brazing Use care in handling rigging and setting of bulky equipment...

Page 5: ...sure the condensate hose discharges water properly If connected incorrectly it may cause leaks Do not install the unit in any place where oil can seep onto the units such as table or seating areas in restaurants and so forth For these locations or social venues use specialized units with oil resistant features built into them In addition use a specialized ceiling fan designed for restaurant use Th...

Page 6: ...son Controls Johnson Controls uses only refrigerants that have been approved for use in the unit s intended home country or market Johnson Controls distributors similarly are only authorized to provide refrigerants that have been approved for use in the countries or markets they serve The refrigerant used in this unit is identified on the unit s faceplate and or in the associated manuals Any addit...

Page 7: ... and liquid valves otherwise these devices will be damaged It is closed before shipment If the arrangement for outdoor units is incorrect it may cause flowback of the refrigerant and result in failure of the outdoor unit The refrigerant system may be damaged if the slope of the piping connection kit exceeds 15o Electrical Precautions Take the following precautions to reduce the risk of electric sh...

Page 8: ...nel to the indoor or outdoor units without turning OFF the main power supply After ceasing operation be sure to wait at least five minutes before turning off the main power switch Otherwise water leakage or electrical breakdown may result Disconnect the power source completely before attempting any maintenance for electrical parts Check to ensure that no residual voltage is present after disconnec...

Page 9: ...At least 5 7 8 inch Space to the wall S p a c e t o t h e o b s t r u c t i o n r o o l f e h t o t e c a p S A t l e a s t 1 1 8 i n c h Space to the obstruction At least 78 5 8 inch Space to the wall At least 11 13 16 inch At least 19 11 16 inch Space to the obstruction At least 11 13 16 inch Space to the obstruction At least 19 11 16 inch Condensate pipe Space to the obstruction ...

Page 10: ...tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 Torque wrench open end wrench inner hex wrench 9 Manifold gauge 12 Soldering appliance refrigerant container ...

Page 11: ...unit Make the bound pipes pass through the wall hole and then connect outdoor unit Arrange the pipes Vacuum pumping and leakage detection Check after installation and test operation Finish installation Note This flow is only for reference please find more detailed installation steps in this section Select outdoor unit installation location Install outdoor unit mount select it according to the actu...

Page 12: ...HG HIIHFWLYHO RWKHUZLVH LW PD FDXVH HOHFWULF VKRFN 7KH HOORZ JUHHQ ZLUH LQ the DLU FRQGLWLRQing unit is groundiing wire which can t be used IRU RWKHU SXUSRVHV 7KH JURXQGLQJ UHVLVWDQFH VKRXOG FRPSO ZLWK QDWLRQDO HOHFWULF VDIHW UHJXODWLRQV 7KH DSSOLDQFH PXVW EH SRVLWLRQHG VR WKDW WKH SOXJ LV accessible Q DOO SROH GLVFRQQHFWLRQ VZLWFK KDYLQJ D FRQWDFW VHSDUDWLRQ RI DW OHDVW 3 32 in in all poles shoul...

Page 13: ...nect the Pipe of Indoor Unit LP WKH SLSH MRLQW DW WKH FRUUHVSRQGLQJ EHOOPRXWK V VKRZn LQ LJ 3UHWLJKWHQ WKH XQLRQ QXW by KDQG GMXVW WKH WRUTXH IRUFH E UHIHUULQJ WR WKH IROORZLQJ page 3ODFH WKH RSHQ HQG ZUHQFK RQ WKH SLSH MRLQW DQG SODFH WKH WRUTXH ZUHQFK RQ WKH XQLRQ QXW 7LJKWHQ WKH XQLRQ QXW ZLWK the WRUTXH ZUHQFK V VKRZn LQ LJ UDS WKH LQGRRU SLSH DQG MRLQW RI FRQQHFWLRQ SLSH ZLWK LQVXODWLQJ SLSH ...

Page 14: ...LWK WKH EDQG V VKRZn LQ LJ 5HVHUYH D FHUWDLQ OHQJWK RI GUDLQ KRVH DQG SRZHU FRUG IRU LQVWDOODWLRQ ZKHQ ELQGLQJ WKHP KHQ ELQGLQJ WR D FHUWDLQ GHJUHH VHSDUDWH WKH LQGRRU SRZHU DQG WKHQ VHSDUDWH WKH GUDLQ KRVH V VKRZn LQ LJ LQG WKHP HYHQO 7KH OLTXLG SLSH DQG JDV SLSH VKRXOG EH ERXQG VHSDUDWHO DW WKH HQG 9 Hang the Indoor Unit 3XW WKH ERXQG SLSHV LQ WKH ZDOO SLSH DQG WKHQ PDNH WKHP SDVV WKURXJK WKH ZD...

Page 15: ...WDOO WKH FDEOH FURVV SODWH VXE DVV 6 Neaten the Pipes 7KH SLSHV VKRXOG EH SODFHG DORQJ WKH ZDOO EHQW UHDVRQDEO DQG KLGGHQ 0LQ VHPLGLDPHWHU RI EHQGLQJ WKH SLSH LV LQFKes I WKH RXWGRRU XQLW LV KLJKHU WKDQ WKH ZDOO KROH RX PXVW VHW D 8 VKDSHG FXUYH LQ WKH SLSH EHIRUH SLSH JRHV LQWR WKH URRP LQ RUGHU WR SUHYHQW UDLQ IURP JHWWLQJ LQWR WKH URRP V VKRZn LQ LJ 2 Install Drain Joint Only for cooling and he...

Page 16: ...QW RQQHFW WKH FKDUJLQJ KRVH RI manifold gauge to the rHIULJHUDQW FKDUJLQJ YHQW RI JDV YDOYH DQG WKHQ FRQQHFW WKH RWKHU FKDUJLQJ KRVH WR WKH YDFXXP SXPS 2SHQ WKH manifold gauge completely and operate for 1 PLQ WR FKHFN LI WKH SUHVVXUH RI manifold gauge UHPDLQV LQ 03D ORVH WKH YDFXXP SXPS DQG PDLQWDLQ WKLV VWDWXV IRU PLQ WR FKHFN LI WKH SUHVVXUH RI manifold gauge remains LQ 03D I WKH SUHVVXUH GHFUHD...

Page 17: ...tenance is needed follow the steps below to discharge electricity of electrolytic capacitor after power off 1 Open the top cover of outdoor unit and then remove the cover of the electric box 2 After finishing discharging electricity measure the voltage between points A and B with universal meter to make sure if electricity discharging is completed in order to prevent electric shock If the voltage ...

Page 18: ...or short circuit Outdoor ambient sensor open or short circuit Indoor tube sensor open or short circuit Indoor ambient sensor open or short circuit Indoor unit and outdoor unit doesn t match Jumper cap malfunction protection No feedback of indoor fan motor Low PN voltage protection PL 21 12 4 way valve reversal abnormal U7 20 DRED1 DRED2 DRED3 Refrigerant leakage protection Compressor Min frequence...

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Page 20: ...H FRQQHFWLRQ RI 3 PRWRU FRQWURO WHUPLQDO LV UP 7XUQ RQ WKH XQLW DJDLQ PHDVXUH ZKHWKHU WKH RXWSXW YROWDJH RQ control terminal for PG motor is PRUH WKDQ 9 ZLWKLQ PLQ DIWHU WKH ORXYHUV DUH RSHQHG 7LJKWHQ WKH VFUHZ UHDVVHPEOH WKH EODGH PRWRU DQG VKDIW EHDULQJ UXEEHU EDVH VXE DVV WR PDNH VXUH WKHUH LV QR IRUHLJQ REMHFW EHWZHHQ WKHP Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No No V PD...

Page 21: ...RI WKH PDLQERDUG LV GH QHG DEQRUPDO 0DOIXQFWLRQ GLDJQRVLV SURFHVV Start V WKHUH MXPSHU FDS RQ WKH PDLQERDUG V WKH MXPSHU FDS LQVHUWHG FRUUHFWO DQG WLJKWO 5HSODFH WKH MXPSHU FDS ZLWK WKH VDPH PRGHO SSHDUDQFH RI WKH MXPSHU FDS VVHPEOH WKH MXPSHU FDS ZLWK WKH VDPH PRGHO QVHUW WKH MXPSHU FDS WLJKWO V PDOIXQFWLRQ eliminated V PDOIXQFWLRQ eliminated V PDOIXQFWLRQ eliminated 5HSODFH WKH PDLQERDUG ZLWK WK...

Page 22: ...UJHV VORZO Ɣ 7KH HUR FURVV GHWHFWLRQFLUFXLW RI WKH PDLQERDUG LV GH QHG DEQRUPDO 0DOIXQFWLRQ GLDJQRVLV SURFHVV 7XUQ SRZHU RII IRU PLQXWH WKH WXUQ EDFN RQ 7KH XQLW UHWXUQV WR QRUPDO RQFOXVLRQ 8 LV GLVSOD HG GXH WR SRZHU RII RQ ZKLOH WKH FDSDFLWRU GLVFKDUJHV VORZO U8 is still displayed 7KH HUR FURVV GHWHFWLRQ FLUFXLW RI WKH PDLQERDUG LV GH QHG DEQRUPDO 5HSODFH WKH PDLQERDUG ZLWK WKH VDPH PRGHO Yes No...

Page 23: ... matches with display board Main board of IDU matches with that of ODU Communication cord is damaged Replace IDU s main board Malfunction eliminated End Connect the line according to wiring diagram Match correctly according to product specification Replace communication cord Replace ODU s main board Malfunction eliminated Malfunction eliminated Malfunction eliminated yes yes yes yes yes yes yes no...

Page 24: ...lt with the voltage testing circuit on control panel AP1 Replace the control panel AP1 Measure the AC voltage between terminalL andN on wiring board XT power supply Voltage within 210VAC 250VAC Shut down the power and repair the power supply to restore the range 210VAC 250VAC power on and restart the unit If the fault is eliminated Shut down the power and wait 20 minutes or use DC voltmeter to mea...

Page 25: ...RRVH V WKH FRQQHFWLRQ LQ FRUUHFW RUGHU Ɣ V WKH YROWDJH LQSXW RI WKH PDFKLQH ZLWKLQ QRUPDO UDQJH 8VH YROWPHWHU WR PHDVXUH WKH YROWDJH EHWZHHQ WHUPLQDO DQG 1 RQ WKH ZLULQJ ERDUG 7 Ɣ V WKH FRPSUHVVRU FRLO UHVLVWDQFH QRUPDO V WKH LQVXODWLRQ RI FRPSUHVVRU FRLO DJDLQVW WKH FRSSHU WXEH LQ JRRG FRQGLWLRQ Ɣ V WKH ZRUNLQJ ORDG RI WKH PDFKLQH WRR KLJK V WKH UDGLDWLRQ JRRG Ɣ V WKH FKDUJH YROXPH RI UHIULJHUDQW...

Page 26: ...s of capacitor C2 until the voltage is lower than 20V Replace the capacitor C2 Then energize and start the unit Replace the control panel AP1 Take corrective actions according to Technical Service Manual and then energize and start the unit If there is any abnormality described above Replace the control panel AP1 If the connection between AP1 and COMP is unsecure or the connection order is wrong C...

Page 27: ... temperature protection Is outdoor ambient temperature higher than 53 20 minutes after the complete unit is powered off Is heat dissipation of the indoor unit and outdoor unit abnormal Normal protection please operate it after the outdoor ambient temp erature is normalized Improve the heat dissipation environ ment of the unit Does the outdoor fan work normally 1 Check if the fan terminal OFAN is c...

Page 28: ...VVRU VWRSSLQJ HQRXJK DXOW GLDJQRVLV SURFHVV No Yes No No Yes Yes Yes No Power on the unit Is stop time of the compressor longer than 3 minutes Restart it up after 3 minutes Does startup fail Are the wires for the compressor connected correctly Is connection sequence right Connect the wires as per the connection diagram Replace the control panel AP1 If the fault is eliminated Replace the compressor...

Page 29: ...essor connected correctly Is connection sequence right Is the connection made in clockwise direction Connect the wires correctly Replace the control panel AP1 If the fault is eliminated Replace the compressor End Out of step occurs in operation Is the outdoor fan working normally Is the outdoor unit blocked by foreign objects Replace the control panel AP1 If the fault is eliminated Replace the com...

Page 30: ...fter the complete unit is powered off Is the terminal FA for the electronic expansion valve connected correctly Connect the wires correctly Resistances between the first four pins close to the terminal hole and the fifth pin are almost the same less than 100 ohm Replace the electronic expansion valve If the fault is eliminated If the fault is eliminated Replace the control panel AP1 Coolant leakag...

Page 31: ... damage or short circuit Replace it as per the wiring diagram and reconnect the wires If the fault is eliminated Remove the PFC capacitor and measure resistance between the two terminals Is the resistance around zero The capacitor is short circuited and the capacitor should be repla ced Restart the unit If the fault is eliminated Disconnect the terminals for the reactor and measure the resistance ...

Page 32: ...quipment operate normally before the failure occurs The AP1 voltage detection circuit is at fault Check wiring inside of the indoor and outdoor units Are wires broken Check the communication circuit of the outdoor unit If the fault is eliminated The communication circuit is abnormal Replace the main board of the indoor unit End If the fault is eliminated Replace the main board AP1 of the outdoor u...

Page 33: ...FRPSUHVVRU 5HSODFH WKH PDLQERDUG ZLWK WKH VDPH PRGHO End V WKH VXSSO YROWDJH WRR ORZ ZLWK RYHUORDG V WKH LQGRRU RXWGRRU KHDW H FKDQJHU GLUW RU DUH WKH DLU LQOHW DQG RXWOHW EORFNHG 7KH IDQ LV DEQRUPDO DQ VSHHG LV WRR ORZ RU IDQ GRHVQ W URWDWH 0HDVXUH WKH FXUUHQW RI OLYH ZLUH RQ WKH PDLQ ERDUG ZLWK D FODPS DPSHUH PHWHU V WKH FXUUHQW KLJKHU WKDQ WKH YDOXH RI WKH RYHUFXUUHQW SURWHFWLRQ V WKHUH EORFNDJ...

Page 34: ...DOIXQFWLRQ RI FRPSUHVVRU Compressor can t operate 5HIHU WR SRLQW RI PDLQWHQDQFH PHWKRG IRU details 3 4 Troubleshooting for Normal Malfunction 1 Air Conditioning Unit Doesn t Start 2 Poor Cooling Heating for Air Conditioning Unit 3 Horizontal Louver Doesn t Swing 3RVVLEOH DXVHV LVFULPLQDWLQJ 0HWKRG LU FRQGLWLRQHU 6WDWXV 7URXEOHVKRRWLQJ 1R SRZHU VXSSO RU SRRU FRQQHFWLRQ IRU SRZHU SOXJ IWHU HQHUJL DW...

Page 35: ...SH Replace condensate pipe UDSSLQJ LV QRW WLJKW DWHU OHDNLQJ IURP WKH SLSH FRQQHFWLRQ SODFH RI LQGRRU XQLW UDS LW DJDLQ DQG EXQGOH LW WLJKWO 5 Compressor Doesn t Operate 3RVVLEOH FDXVHV LVFULPLQDWLQJ PHWKRG DLU FRQGLWLRQHU VWDWXV 7URXEOHVKRRWLQJ Wrong wire connection or poor connection KHFN WKH ZLULQJ VWDWXV DFFRUGLQJ WR FLUFXLW diagram Connect wires according to wiring diagram to PDNH VXUH DOO ZL...

Page 36: ...ius o C 32 33 32 0 55 56 55 4 13 79 80 78 8 26 34 35 33 8 1 57 58 57 2 14 81 80 6 27 36 35 6 2 59 60 59 15 82 83 82 4 28 37 38 37 4 3 61 62 60 8 16 84 85 84 2 29 39 40 39 2 4 63 62 6 17 86 87 86 30 41 42 41 5 64 65 64 4 18 88 89 87 8 31 43 44 42 8 6 66 67 66 2 19 90 89 6 32 45 44 6 7 68 69 68 20 91 92 91 4 33 46 47 46 4 8 70 71 69 8 21 93 94 93 2 34 48 49 48 2 9 72 71 6 22 95 96 95 35 50 51 50 10 ...

Page 37: ...t the pip Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with shaper and prevent the burrs from getting into the pipe C Put on suitable insulating pipe D Put on the union nut Remove the union nut on the indoor connection pipe and outdoor valve install the union nut on the pipe E Expand the...

Page 38: ...33 6 0 717 24 8 60 23 95 9 779 165 2 2 28 235 4 0 697 26 6 57 18 96 8 9 382 167 2 206 237 2 0 678 28 4 54 31 98 6 9 003 168 8 2 133 239 0 66 30 2 51 59 100 4 8 642 170 6 2 064 240 8 0 642 32 49 02 102 2 8 297 172 4 1 997 242 6 0 625 33 8 46 6 104 7 967 174 2 1 933 244 4 0 608 35 6 44 31 105 8 7 653 176 1 871 246 2 0 592 37 4 42 14 107 6 7 352 177 8 1 811 248 0 577 39 2 40 09 109 4 7 065 179 6 1 75...

Page 39: ...3 04 165 2 3 04 235 4 0 93 26 6 76 24 96 8 12 51 167 2 94 237 2 0 904 28 4 72 41 98 6 12 168 8 2 844 239 0 88 30 2 68 79 100 4 11 52 170 6 2 752 240 8 0 856 32 65 37 102 2 11 06 172 4 2 663 242 6 0 833 33 8 62 13 104 10 62 174 2 2 577 244 4 0 811 35 6 59 08 105 8 10 2 176 2 495 246 2 0 77 37 4 56 19 107 6 9 803 177 8 2 415 248 0 769 39 2 53 46 109 4 9 42 179 6 2 339 249 8 0 746 41 50 87 111 2 9 05...

Page 40: ...32 ...

Page 41: ... Johnson Controls Inc USA LIT 12012175 Product improvement specifications and appearance in this manual are subject to change without prior notice ...

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