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TECHNICAL & SERVICE MANUAL

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1. 5 OX eel BSE KC KS KC LANTE 20 Ko MS SSeJppv MS SSeJppv ZSL 201 x 2 ESO 9 8 5 BION S 9 8 EX ESO C KC Ks KC m 0 OIKOS C es god C Xe 06 09 oe 1064 Kio e MS SSeJppv MS SSeJppv A MS SSeJppv MS SSeJppv MS SSeJppv 90 d 80 60 E i ye 104 990 juawebeuew JO d AINI 65S E NI ASA 5N 56 ERNIE 5 50 SK 265 DS 06 10 52 95 5114 00 274 LTA NTS LTA TTA sy MS SseJppy MS SSeJDpy MS Sseippy MS Sseippy MS SSeJppy YOUMS 5100 ou seu 002 1017 Jejojuoo i Sot loner oa zoh jail Muey 090 100 1 2 2 001 190 yun S 7 sesseippeleg 2 8 i
2. SYMBOL NAME TH7 TH6 a TBI Terminal Block lt Power Supply gt cu ar er TB3 Terminal Block Communication Line Wis the switch position TB7 Terminal Block Centralized Control Line MF CNF1 dd nds pu ea CN3D CN3S CN3N SWU2SWU SW5 _ SW6 MC Motor For Compressor ial dune td qe pun UT UR MF1 MF2 Fan Motor 3 WHT RED WHT WHT 1 31 31 3 MT SWE SWE 2184 Solenoid Valve Four Way Valve 1 8 PPP 63H High Pressure Switch as Emi MA Red Sw4_SW3 SW7 63 Pressure Swich 9050 GOT 63 5 High Pressure Sensor SS CN2 NT LED1 LED2 svi Solenoid Valve lt Bypass Valve ain YLW LWD a 152 HH BH TH3 Thermistor lt Outdoor Pipe gt 2 qe TRANS LED3 TH4 Thermistor lt Discharge Compressor gt mE 7 TH6 Thermistor Low Pressure Saturated gt n CN102 TH7 Thermistor lt Outdoor gt 3 5 8 8 8 WHT RS Rush Current Protect Resistor T 2 RED yun Wen E y ACLI ACL4 Reactor 3 152C 3 121549 M SV2 2 1 SV1 il SS 2 CNAC 1 2 1 2 4 14 UH CB1 CB2 Main Smoothing Capacitor EET ES WH BE Eg ed pt CK Capacitor 2184 Svi 2 of of T PB Power Circuit Board 4 B U V W Connection Terminal lt U V W Phase gt B L1 L2 L3 Connection Terminal lt L1 L2 L3 Pow
3. Total capacity of Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 80 8 00 9 00 2 34 2 73 3 75 4 37 3 56 4 16 3 44 4 01 81 8 10 9 10 2 37 2 76 3 80 4 42 3 61 4 20 3 48 4 05 82 8 20 9 20 2 40 2 79 3 84 4 47 3 66 4 25 3 52 4 10 83 8 30 9 30 2 43 2 82 3 89 4 52 3 70 4 29 3 57 4 14 84 8 40 9 40 2 46 2 86 3 94 4 58 3 75 4 35 3 61 4 20 85 8 50 9 50 2 49 2 89 3 99 4 63 3 79 4 40 3 66 4 24 86 8 60 9 60 2 53 2 92 4 05 4 67 3 85 4 45 3 71 4 29 87 8 70 9 70 2 56 2 95 4 10 4 72 3 90 4 49 3 76 4 33 88 8 80 9 80 2 59 2 98 4 15 4 77 3 94 4 54 3 80 4 37 89 8 90 9 90 2 62 3 01 4 20 4 82 3 99 4 58 3 85 4 42 90 9 00 10 00 2 66 3 04 4 26 4 87 4 05 4 63 3 90 4 46 91 9 10 10 11 2 69 3 08 4 31 4 93 4 10 4 69 3 95 4 52 92 9 20 10 23 2 72 3 11 4 36 4 98 4 14 4 74 3 99 4 56 93 9 30 10 34 2 76 3 14 4 42 5 03 4 20 4 78 4 05 4 61 94 9 40 10 46 2 79 3 17 4 47 5 07 4 25 4 83 4 10 4 65 95 9 50 10 57 2 83 3 21 4 53 5 14 4 31 4 89 4 15 4 71 96 9 60 10 68 2 86 3 24 4 58 5 19 4 35 4 93 4 20 4 75 97 9 70 10 80 2 89 3 27 4 63 5 23 4 40 4 98 4 24 4 80 98 9 80 10 91 2 93 3 30 4 69 5 28 4 46 5 02 4 30 4 84 99 9 90 11 03 2 97 3 34 4 75 5 35 4 52 5 08 4 36 4 90 100 10 00 11 14 3 00 3 37 4 80 5 39 4 57 5 13 4 40 4 95 101 10 10
4. 80 V BM E 125 BS Refrigerant Refrigerant Sub number PAC type R407C R22 Sub number Outdoor unit B410A 410 L Ceiling cassette toronn st MULTI S M NET control K Wall mounted type F BM F Outdoor unit E Hidden skylight type requency CM requency model type Ceiling suspended type Conversion KM conversion Salt proof type Ceiling cassette type controller M M NET controller Power supply F Floor standing type KM control V Single phase LMD Indicates equivalent 220 230 240V 50Hz NEW frequency converter to Cooling capacity 220V 60Hz one to many air conditioners k cal h Y 3 phase flexible design type Power supply 380 400 415V 50Hz V Single phase Indicates equivalent to Cooling capacity k cal h 220 230 240V 50Hz 220V 60Hz 3 Operating temperature range Cooling W B 15 24 C D B 5 46 C Heating 15 27 C W B 15 15 C Indoor side intake air temperature Outdoor side intake air temperature D B Dry Bulb Temperature W B Wet Bulb Temperature x1 10 46 DB In case of connecting PKFY P15 P20 P25 type indoor unit Notes m in case of connecting fresh air type indoor unit Capacity of Fresh air type indoor Cooling Heating W B 15 5 35 C Indoor side and Outdoor side intake air temperature D B 21 43CC 2 W B
5. 1 le 19409 Duidid 17 Buidid 40014 104 10 uoissiusuej eu 104 PUMY P100 125 140VHMB BS PUMY P100 125 140VHMBR1 BS PUMY P100 125 140VHMBR2 BS PUMY P100 125 140YHMB BS PUMY P100 125 140YHMBR1 BS PUMY P100 125 140YHMBR2 BS A ddns 104 jeuruue uonisod 096 f noyouy 59 z M In 26 inoyoouy Buldid 26 99 6t ale lt aloy N TE N zi od 1 05 g f 8 D g qnoyoouy Lr o 4 ino ak DOU 2 Ov Sy S4 Sv Ov ajoy Binur ida ejou Ajddns samog Buun 14614 1noxoouy z z noyoouyzz z Burm Ajddns 0 ejpueH 104 ejpueH SEIU epis 40 ajpueH Swe esu oBieuosig 1
6. 15 1 2 20 1 0 25 INDOOR Heating 08 lt DB Cs Capacity ratio 0 6 0 4 INDOOR 14 lt gt 1 20 Heating 15 Power 1 0 consumption 25 ratio T 0 6 0 4 15 10 5 0 5 10 15 Outdoor lt W B gt 5 3 2 Correcting Capacity for Changes in the Length of Refrigerant Piping 1 During cooling obtain the ratio and the equivalent piping length of the outdoor units rated capacity and the total in use indoor capacity and find the capacity ratio corresponding to the standard piping length from Figure 3 Then multiply by the cooling capacity from Figure 1 to obtain the actual capacity 2 During heating find the equivalent piping length and find the capacity ratio corresponding to standard piping length from Figure 3 Then multiply by the heating capacity from Figure 2 to obtain the actual capacity 1 Capacity CORRECTION CURVE Figure 3 Cooling 100 7 Heating Heating P100 125 140 95 models to 90 gt 85 Cooling P100 model 80 O Cooling P125 model 75 Cooling P140 model 70 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80
7. Ay euuouqe euim HS OS 101 0010101 Aejap Ajeuuouge jo euin 40sues 9 10010100 aul ye 40sues SHL 9 10010011 euin ye 9HL p 10010010 Aueuuouge w ye 1 5 95 PHI p 0010001 Avjap Aupeuuouqe euim 1e OS 1000 Aupeuuouqe euu Josues lt 0 1000110 8 9 e Lda uo Aejdsiq e dsiq 849 LMS 81 epoo Ajoedeo jo ejdsiq epoo Ajoede 219 LLOLLOOL epoo 101 LLOLLOOO opoo Ayoedey 019 opoo Ayoedey 691 LLOLOLLO apoo Ayoedey 89 LLOLOLOL epoo Ajoede 19 LLOLOLOO Ayoedey 99 LEOLOOLL ypeuuouge Jo euin HS OS pue sJojsiueu eJnsseJd uDiu wo Aejdsig 6 666 6 66 Aypeuuouqe jo euim HS OS 2101 LLOOLLOL jo euin HS OS 1101 11001100 Aypeuuouqe jo euin HS OS 0101 LEOOLOLL ypeuuouge HS OS 621 LLOOLOLO Ayjeuuouqe euim HS OS 821 11001001
8. TAB connecter on X52A Connect to the RS resistor Connect to the smoothing capacitor CB1 o v 18 17 9 8 16V DC 0 9 16V DC Mtm 5 eo mw Connect to the compressor MC Voltage among phases 10V 400V AC 609N009H TB L1 TB L2 TB L3 Connect to the outdoor converter circuit board L1 OU L2 OU L3 OU 380V 415V AC TB N1 Connect to the smoothing capacitor CB2 and the CK capacitor TB C1 POWER Connect to the MODULE smoothing capacitor 19 CB2 70 Outdoor converter circuit board PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P125YHMBR2 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS L1 IN N IN L1 A1 Connect to the noise filter Connect to the ACL1 Connect to the CK capacitor circuit board LO1 No N i 1213 po C3ess 2D Li mE 5 r A ie RTI op be ob 000000 elc AN CAUTION Al cpa Connect to the 5 2 B outdoor power H 4 circuit board CN7 of a i CAUTION 5 9 8 s F62 F53 1 250 2 AC250V 6A AC250 P 2 is 4 m WX co ts ix e D EIAS L2 A2 L3 A2 L1 OU
9. w ye asjnd A31 92I LOLLOOLO Aejap Ayujeuuouqe w ye asjnd Buiuedo A31 59 011000 Aejap Aujeuuouqe ye 6uiuedo A31 10110000 euin ye esind A31 0 LOLOLLLL Aejap Aujeuuouqe ye esind 6uiuedo A31 ZAI LOLOLLLO Ajjeuuouge aul ye esind A31 LOI LOLOLLOL WOH JO epoo wns wns LOLOLLOO edA WOH Jo fejdsiq WOU LOLOLOLL WOH uosa ejdsiq WOH 10101010 Aueuuouge Jo euim YE HS OS pue SJO SIWIOU eunsseJd uDiu eyep jo ejdsiq 6 666 6 66 Ayeuuougqe euim HS OS 2101 L0L00000 Aejap Aypeuuouqe jo euim HS OS 101 Aejap Aypeuuouge euin HS OS 0101 L00LLLLO Aejap euim HS OS 691 LOOLLLOL Aejap Ayeuuouqe euin HS OS 801 LOOLLLOO Aejap euim 1e HS OS 22 LOOLLOLE Aejap Aypeuuouqe jo euin HS OS 99 10011010 Aejap euim HS OS 991 10011001 Aejap Ayeuuouge 1e 5 05 70 10011000 Aypeuuouqe jo euim HS OS 20 LOOLOLLE Aejap Ayjeuuouqe jo au ye HS OS 201 LOOLOLLO
10. Outdoor unit First branching branching joint Branching joint Indoor unit Branching header E Blind caps Total Piping Length A B C a b c d e is 120 meters or less Farthest Piping Length L Permissible A B b is 80 meters less Length B b is 30 meters or less Farthest Piping Length After First Branch 2 Permissible High High Low Difference in Indoor Outdoor Section 50 meters or less If the outdoor unit is lower 20 meters or less Low Difference High Low Difference Indoor Indoor Section h 12 meters or less W Selecting the Refrigerant Branch Kit Please select branching kit which is sold separately from the table below The kit comprises sets for use with liquid pipes and for use with gas pipes Branch Joint Branch Header 4 branches Branch Header 8 branches CMY Y62 G E CMY Y64 G E CMY Y68 G E Select Each Section of Refrigerant Piping 1 Refrigerant Piping Diameter In Section 2 Refrigerant Piping Diameter In Section From Outdoor Unit to First Branch Out From Branch to Indoor Unit Indoor Unit 1 Section From Outdoor Unit door Unit Piping Diameter Piping Diameter to First Branch A Model Piping Diameter mm Model number Piping Diameter mm PORE ERE 2 c UE Cede to Section of PUMY P100 140 Liquid Line 29 52 Liquid Line 6 35 3 Section From Branch
11. Aejdsiq AsO oway 330 oway oway 219 OOLLLLLL 19 012 O0LLLLOL uomejedo 691 00 11 00 uorejedo 89 OO0LLLOLL uoreJedo 2 00111010 909 00111001 yO 440 ouueu uo 346 NO oway L yun 21 0 yun uorpe1edo jun 0 ON yun g oy Wejdsip uomejedo jun 00LL0LLO yo1uDi dOLS NV 1460 4V3H uo 196 AHQ 1009 z ON LL ON Q L ON lepoui 6 ON 00110101 Ho 1461 HUN ZON osyo LEON OL ON Noeuo G ON 5 1uin Joopu 00110100 9 S fejdsip uo Aeldsiq e dsiq 8499722 LMS 78 gyep 19618 jo Aejdsig 0 02 0 0 WHS WOS 91 HS OS 01110000 0LLOLLLI 91 HS OS 100pu jeje 0LLOLLLO 991 HS OS 00
12. jeued soyeipes 991 00LL00LL suuv 6666 0 st jeuuouqe quvog YAMOd 0 105592010191 juan puooes au 00110010 Aypeuuouge Ayyewuouge 9H L uonooejoJd 092014 indui 00110001 1dioo81 Jo 4 043009 uano Indu JUa NI UONUSA 1d jeeu 2 JO ejels 00110000 10 uonue eJd 9Z99JJ ZH dnyoeg Buneeu eunsseJd eDieuosiq dnyoeg ZH ejnsseJd JO ejels 00L0LLLL uonueAeJd oer uoisse1duio0 uiu JO uo spuedep uonooeuo2 6uiuedo A31 pd uo spuedep uonoeuoo 6uiuedo A31 p uo spuedep uonooeuoo2 SUN uonue eJd oseo oop PHS JOAO 30 eieis 0000 6 666 0 oq OOLOLLOL un z Xen 668 0 Jo 00101100 656 0 uo Ajoedeo jejo OOLOLOLL 010 un 6666 0000 eu
13. jo euin HS OS LOI 11001000 ypeuuouge HS OS 991 11000111 Ayjeuuouqe euim HS OS 991 11000110 jo euin HS OS 11000101 ypeuuouge w HS OS 22 11000100 jo euin HS OS 291 110000 ypeuuouqe jo euin HS OS 101 11000010 Aypeuuouqe Jo euin e Josues 11000001 Jo euin ye Josues 11000000 Aypeuuouqe Jo euin Josues LOLLLLLL Aupeuuouqe Jo euin Josues YHL LOLLLELO oDeyoA UUODSIP 1 osuas Aso siy 10413 02 LOLLELOL Ayjyewouge gep 95 Jo 6 666 6 66 Aypeuuouqe euin ye 95 LOLLLLOO yjeuuouqe Jo 105095 ainsseud y6iy eyep jo 6 666 6 66 Ayjeuuouqe ye ejep 10sues einsseJd ui LOLLLOLL Aujeuuouqe euin ye deis jo 05 0 0 euin e dejs uey LOLLLOLO yjeuuouqe jo euin ye enoe jo e dsiq 9 44 0 Kypeuuouqe jo AouenbaJ jenjoy 0111001 see Aejdsip 2 uo 8Z99pEz
14. Total power consumption of system See the technical manual of each indoor unit 0 0 kW 1 Please note that the power consumption of the outdoor unit will vary depending on the total capacity of the selected indoor units 2 Method of obtaining total current Page numbers in this technical manual Subtotal Total current through each indoor unit See the technical manual of each indoor unit 2 Current through outdoor unit Standard capacity table Refer to 5 2 Total current through system See the technical manual of each indoor unit 0 0 lt A gt 2 Please note that the current through the outdoor unit will vary depending on the total capacity of the selected indoor units 3 Method of obtaining system power factor Use the following formula and the total power and current obtained in parts and on the above tables to calculate the system power factor System power factor Total system power consumption Total system current x voltage x 100 10 6 2 Applying to an electric power company for power and total current Calculations should be performed separately for heating and cooling employing the same methods use the largest resulting value in your application to the electric power company 86 11 REFRIGERANT PIPING TASKS 11 1 REFRIGERANT PIPING SYSTEM Line Branch Method Connection Examples Connecting to 4 Indoor Units
15. Q pinbr1 pinbr1 LOI 01010110 SO ON 9 9 5 4 z uo fejdsiq ejdsiq 8986 Dunes LMS 79 kejap ye days ue jo Aejdsiq Gl 0 Aejap Ajreuuouqe eun ye Jaquinu dejs uey 0001101 kejap jo aum Aouanby jene 910 91 44 0 Aejap Ajeuuouqe jo enjoy 10001100 Aejap Ayreuuouqe Jo ye A31 Joopul asind ejdsiq Aejap Ayeuuouqe asind A31 2191 100010 Aejap Ayeuuouqe asind A31 1191 0001010 Aejap Aupeuuouqe 6uiuedo A31 0191 10001001 Aejap Ajpeuuouge esind A31 691 10001000 ejep Ayjeuuouqe asind A31 891 10000 Aueuuouqe asind A31 29 0000110 Aejap Aupeuuouqe A31 99 0000101 Aejap Aypeuuouqe asind A31 99 10000100 ejep Ayjeuuouqe esind A31 79 10000011 Aejap Aueuuouqe asind A31 29 10000010 Aypeuuouqe asind A31 291 10000001 Aejap Ajpeuuouge asind A31 191 10000000 Jojsiuueui uoea pue Josuas eunsseJd uiu ejdsiq 4 6 666
16. DCOV when stopped DC1 6 5V when operated Same as CNF1 2 CNF1 2 Connect to fan motors Voc TEST POINT Voltage between pins of C510 DC310V DC340V Y DC280V DC350V V Same as CNF1 2 DC310V 340V Y DC280V 350V V DC15V DC0 6 5V DC15V when stopped DCO0 15V pulse when operated 68 9 0 yet bonis CN102 Connect to the M P B Transmission power board CN40 CN41 Centralized control power supply For storing jumper connector selection CNS2 Transmission wire of centralized control CNS1 Indoor outdoor unit connecting wire CN2 Connect to the outdoor power circuit board Q 6 Power circuit board gt Lite Transmitting signal to the multi controller board 0 5V DC Zero cross signal 0 5V DC Not used 16V DC 16V DC CNAC Power supply for multi controller board 220 240VAC SV1 Bypass valve 2154 Four way Vcc TEST POINT Voltage between pins of C82A DC15V Same as CNF1 2 CNDC DC310V 340V Y DC280V DC350V V O Outdoor power circuit board Brief Check of POWER MODULE PUMY P1 00VHMB BS Usually they are in a state of being short circuited if they are broken Measure the resistance in the following points connectors etc PUMY P1 25VHMB BS If they are short circuited it means that they are broken PUMY P1
17. 941 091 SNOILLO3HIQ 7 51108 NOILVGNNOS 30049 JOIANAS 2 eui 39vds 3384 26 7 WIRING DIAGRAM PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS 63L 63H SYMBOL NAME 63Hs TH6 TH3 TH4 ES 6 TB1 Terminal Blo
18. R 9cNac2 SW8 Switch Function Selection 8 RED 1 210 8 RED Au SWU1 Switch lt Unit Address Selection 1st digit gt TB1 SWU2 Swich UniAddress Selection 2nd digis _ Li 191 RED SS Connector lt Connection For Option gt wur 102 o gt 102 wur ACL2 CN3D Connecior Connection For Option t ated 1 1 CN3S Connector lt Connection For Option gt BLK LIS T 03 BLK A CN3N Connector lt Connection For Option SAC ER 0 1 if 1 I CN51 Connector lt Connection For Option BLU sp NI LIA LA evi Te LED1 LED2 LED lt Operation Inspection Display 4 Tu eur LED3 LED Power Supply to Main Microprocessor POWER F1 F2 Fuse lt T6 3AL250V gt 3N A H 501 505 Relay 0 n lj Power Circuit Board TP1 Connection Terminal lt Ground gt Gbt amp y CONI E ELD gt X E 2 tk ACLA x1 MODEL SELECT 1 0 OFF a 2 a ae 7 MODELS 3 4 5 6 PUMY P100YHMB 1 1 0 0 1 0 PUMY P125YHMB 1 1 0 0 0 1 PUMY P140YHMB 1 1 0 0 1 1 Cautions when Servicing N WARNING When the main supply is turned off the voltage 570 V in the main capacitor will drop to 20 V in approx 5 minutes input voltage 400 V When servicing make sure that LED1 and LED2 on the outdoor circuit board goes out and then wait for at least 5 m
19. 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 5 fan grille fixing screws 5 x 12 to detach the fan grille See Figure 1 4 Remove a nut for right handed screw of M6 to detach the propeller See Photo 1 5 Disconnect the connectors CNF1 and CNF2 on Multi con troller board in electrical parts box 6 Remove 4 fan motor fixing screws 5 x 25 to detach the fan motor See Photo 2 Photo 1 Propeller Photo 2 Front panel Fan motor fixing screws Fan motor Fan motor fixing screws 3 Removing the electrical parts box Remove the service panel See Figure 1 Remove the top panel See Figure 1 Disconnect the connecting wire from terminal block Remove all the following connectors from Multi controller board Electrical fan motor thermistor Outdoor pipe thermistor Compressor thermistor Low pressure saturated temp thermistor Outdoor high pressure switch high pressure sensor low pressure switch solenoid valve coil Four way valve and solenoid valve coil Bypass valve Then remove a screw 4 x 8 from the valve bed to remove the lead wire Pull out the disconnected wire from the electrical parts box Diagram symbol in the connector housing Fan motor CNF1 CNF2 Thermistor Outdoor pipe TH3 e Thermistor Discharge TH4 PUMY P YHMB R1 BS Thermistor Compressor TH4 PUMY P YHMBR2 BS Thermi
20. LAS 56 10121900 1089 0307 ejdsip Aejoy 00000000 8 9 9 L fejdsip z eui uo Aejdsiq Aejdsig 8 9GvEcl LMS 1 enp 041009 2 1 Jo 5 ZH eseoJoep enp ZH XEN uonueAeJd eseeJoep 1die2a1 Jo 00 ZH 101 U09 1ueuno 1nduJ 1ueJuno 1nduJ OJJUOD JUSIING repuooes 03009 1ueuno Ajepuooes xursjeeH Je o eunsseJd JO esu jeuuouqe 041009 JO esu jeuuougy ssed q Aq ZH 0Jju09 AS uo Ajddns ueuw ZH XEN 104000 ZH Xe Aq ZH Jossaidwo5 abseuosiq ensseJd Aq ZH 041000 eunsseud jue uoo spJoM 10 2 10sseJduioo JO eje1s 6666 10 6 66 uedo uous 6 666 6 66 st jeuuouqe quvog u3MOd 0 05 900 00 01
21. Total Piping Length A Outdoor Unit First Branch Indoor unit A B C a b c d 120m Permissible Farthest Piping L h L Length arthest Piping Lengt A B C d 80m Farthest Piping Length After First Branch B C d 50m Permissible High High Low Difference in Indoor Outdoor Section H 50 meters or less If the outdoor unit is lower 20 meters or less Low Difference High Low Difference in Indoor Indoor Section h 12 meters or less m Selecting the Refrigerant Branch Kit Use an optional branch piping kit CMY Y62 G E m Select Each Section of Refrigerant Piping 1 Section From Outdoor Unit to First Branch A 2 Sections From Branch to Indoor Unit a b c d 3 Section From Branch to Branch B C Select the size from the table to the right Each Section of Piping 1 Refrigerant Piping Diameter In Section 2 Refrigerant Piping Diameter In Section From Outdoor Unit to First Branch From Branch to Indoor Unit Outdoor Unit Piping Diameter Indoor Unit Piping Diameter Model Piping Diameter mm Model number Piping Diameter mm Liquid Line 29 52 Liquid Line 6 35 PUMY P100 140 Gas Line 415 88 50 or lower F eas Line 812 7 Liquid Line 9 52 63 to 140 Gas Line 15 88 3 Refrigerant Piping Diameter In Sect
22. 21S4 Measure the resistance between the terminals with a tester At the ambient temperature 20 Normal Abnormal 1435 1500 Open or short Motor for compressor MC _ Measure the resistance between the terminals with a tester Winding temperature 20 C Abnormal Open or short Normal 0 3300 Solenoid valve coil lt Bypass valve gt SV1 Measure the resistance between the terminals with a tester At the ambient temperature 20 Abnormal Open or short Normal 1197 109 65 Check method of DC fan motor fan motor outdoor controller circuit board Notes High voltage is applied to the connecter 2 for the fan motor Pay attention to the service Do not pull out the connector CNF1 2 for the motor with the power supply on It causes trouble of the outdoor controller circuit board and fan motor Self check Symptom The outdoor fan cannot turn around Fuse check Check the fuse F500 on outdoor multi controller board Did the fuse blow gt Yes gt Replace outdoor controller board MULTI B and fan motor MF1 2 V Wiring contact check Contact of fan motor connector CNF1 2 lt Is there contact failure P gt Yes gt No Power supply check Remove the connector CNF1 2 Measure the voltage in the outdoor control
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24. 3 67 88 8 80 9 80 2 30 2 53 3 68 4 06 3 50 3 85 3 38 3 71 89 8 90 9 90 2 33 2 56 3 73 4 10 3 55 3 89 3 42 3 76 90 9 00 10 00 2 36 2 59 3 78 4 15 3 59 3 94 3 46 3 80 91 9 10 10 10 2 39 2 62 3 83 4 20 3 64 3 99 3 51 3 85 92 9 20 10 22 2 42 2 65 3 88 4 25 3 68 4 03 3 55 3 89 93 9 30 10 33 2 45 2 68 3 92 4 30 3 73 4 08 3 60 3 93 94 9 40 10 45 2 49 2 71 3 99 4 34 3 79 4 12 3 66 3 98 95 9 50 10 56 2 52 2 74 4 04 4 39 3 83 4 17 3 70 4 02 96 9 60 10 67 2 55 2 77 4 08 4 44 3 88 4 21 3 74 4 07 97 9 70 10 79 2 58 2 80 4 13 4 49 3 92 4 26 3 79 4 11 98 9 80 10 90 2 62 2 83 4 20 4 54 3 99 4 30 3 85 4 15 99 9 90 11 02 2 65 2 86 4 24 4 58 4 03 4 35 3 89 4 20 10 00 11 13 2 68 2 89 4 29 4 63 4 08 4 40 3 93 4 24 10 10 11 24 2 72 2 92 4 36 4 68 4 14 4 44 3 99 4 29 10 20 11 36 2 75 2 96 4 40 4 74 4 18 4 50 4 04 4 34 10 30 11 47 2 79 2 99 4 47 4 79 4 24 4 55 4 10 4 39 10 40 11 59 2 82 3 02 4 52 4 84 4 29 4 59 4
25. Service port Capillary tube for oil separator 2 5 x 0 8 x L1000 Refrigerant piping specifications dimensions of flared connector Capacity c Liquid piping Refrigerant flow in heating Gas piping P15 P20 P25 P32 P40 P50 6 35 1 4 12 7 lt 1 2 gt P63 P80 P100 P125 P140 Indoor unit 9 52 lt 3 8 gt 15 88 lt 5 8 gt P100 P125 P140 9 52 lt 3 8 gt Outdoor unit 15 88 lt 5 8 gt 8 3 SYSTEM CONTROL 8 3 1 Example for the System Example for wiring control cables wiring method and address setting permissible lengths and the prohibited items are listed in the standard system with detailed explanation The explanation for the system in this section Use 1 single outdoor unit and multiple outdoor units for M NET remote control system Use 1 single outdoor unit and multiple indoor units in the multiple outdoor units for the M NET remote control system A Example of a M NET remote controller system address setting is necessary Example of wiring control cables Wiring Method and Address Setting 1 Standard operation 1 remote controller for each indoor unit There is no need for setting the 100 position on the remote controller a Use feed wiring to connect terminals M1 and M2 on transmission cable block TB3 for the outdoor unit OC to terminals M1 and M2 on the transmission cable block TB5 of each indoo
26. supe ueis s i ONE SN ASS GEN ke ON VO POY GEN AN uoee pejoeuuoo KO 95 NAS eR 9 lene Me i de 97 1 UOISSILISUEN v D MS SSeJppv MS MS SSeJppv MS SSeJppv MS i i 900 00 00 200 100 i EN SEE yun soopu Joopuy yun D Sos i i i p ANTE i EEEIEE TE ESEA EREE TEREE SA VETERE eat UES eer reese eesti tte oe ERETTI D JIM UOISSIUSUE Pd Jejoguoo 104 50 juowebeuew 21 JO M NY S PSA Joopino 29 8 2 REFRIGERANT SYSTEM DIAGRAM PUMY P100VHMB BS PUMY P125VHMB BS PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P100YHMB BS PUMY P125YHMB BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS Baris sensor Ball valve Refrigerant Gas pipe lt 5 8 gt Solenoid valve SV1 M Capillary upe Strainer Che lt Hig Thermistor lt Saturation temperature _ of suction pressure gt TH6 at Strainer High pressure switch 63H Oil separator PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS Unit mm inch Thermistor TH7 Outdoor temperature E Distributor
27. Address setting hic CNLVB Only VHMB Connect to the outdoor noise filter circuit board CN52C DC12V 63L Low pressure switch 2nd DIGIT tat DIGIT CN3N Input of demand control 63H High pressure switch CN3D TH4 Thermistor lt Discharge Compressor gt TH3 Thermistor lt Outdoor pipe gt p TH7 TH6 nml TI Outdoor Saturation tempera ture of suction pressure gt 63HS Vra TEST POINT Voltage between left pins of PC511 and PC512 pint and pin2 Same as CNF1 2 sws 5wa a 2 JLi 23456 1 2 9 4 5 6 7 0 5 3 E g L1 8 n 9295 8 3 save Costu 8 8 eave 5995 8 of tao eio 86 e eoo YESO veu fezso 2259 27282 ES ET C ex gizyd eccu 2227 UL 2507 RS ci vere E O 23 0 505 BLK OTT e Vsp Voltage between pins of C515 and C516
28. LMS 82 JO SILWJOU Jooput uonoelep Aejdsiq 6 666 6 66 eyelu LZHL 219 LELLLLOO LLLLLOLL Do 2 exelUl LZHL LLOI Oo exe1ul LZHL 0101 LLLLLOLO exeul LZHL 601 LLELLOOL 11111000 exei LZHL 29 LEEEOLLLE Oo Do exeiul LZHL 80 Oo 5 exeul LZHL 921 LLLLOLLO pinbr1 2101 LLLLOLOL LLLLOLOO Do Oo ZZHL LLAI Do pinbr1 0101 LELLOOLL inb ZZHL 691 LLLLOOLO 11110001 ZZHL 20 11110000 pinbr1 ZZHL 821 pinbr1 921 LLLOLLLL Set 2101 LLLOLLLO LLLOLLOL Oo Oo Oo Oo Oo Oo Oo set LLOI seo 019 LELOLLOO seo ZHL 601 LLLOLOLL 2 529 EZHL 801 LLLOLOLO Do 529 EZHL 201 LLLOLOOL 2 529 EZHL 921 LLLOLOOO A 100pur jo asjnd Buiuedo ejdsiq asind Buiuedo A31 2101 LELOOLLL esjnd Buiuedo A31 119 LLLOOLLO asind Buiuedo A31 019 LLLOOLOL asind A31 69 11100100 asind A31 891 110001 asind A31 29 11100010 s nd Buiuedo A31 991 11100001 HS OS 100pu ejdsiq 6 666 6 66 HS OS 2101 100000 HS OS HS OS 0121 LLOLLLLO HS OS 60 HS OS 89 LLOLLLOO
29. LO NO Voltage of 220 240V AC is out put Connect to the outdoor power circuit board E2 Connect to the earth CN5 Primary current Connect to the outdoor power circuit board CN5 AOSCTIYE RL SRI LI NI Voltage of 220 240V AC is input Connect to the terminal block TB1 73 Outdoor noise filter circuit board PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS CNAC1 AC220 230 240V Connect to the outdoor transmission power board CN1 GD1 CNAC2 AC220 230 240V Connect to the outdoor controller circuit board CNAC CNDC Connect to the outdoor controller circuit board CNDC Ze CNL Connect to the Mi D 890AZ99 4 Connect to the ACL4 PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS EE e FUSE NO Connect to the outdoor converter circuit board N IN 0 o 3 9 PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS LI1 LI2 NI POWER SUPPLY LH LIZ2 LI2 LIS LI3 LI1 AC380 400 415V input LI1 NI LI2 NI LI3 NI AC220 230 240V input Connect to the terminal block TB1 WI GD3 Connect to the earth 64 Fre ages ee 64 re oy O CNCT Primary current Connect to the outdoor power circuit board CN5 LO1 LO2 LO3 POWER SUPPLY LO1 LO2 LO2 LO3 LO3 LO1 AC380 400 415V OUTPUT Connect to the outdoor
30. 15 sec 115 sec 15 sec 15 sec 4 4 In the water In the air In the water In the air In the water Water leakage suspensive abnormality Water leakage abnormality lt gt Within 1 hour Within 1 hour Abnormal point and detecting method Causes Check points Drain pump DP Q Let drain sensor self heated and if temperature rises slightly as suspensive abnormality operation stops and changes to protect mode of restarting in 3 minutes Drain pump is abnormal if the condition above is detected during suspensive abnormality 2502 is displayed Malfunction of drain pipe is constantly detected during drain pump operation The unit enters to forced outdoor unit stop when following conditions a and b are satisfied while the above mentioned detection is performed The drain sensor detects to be Soaked in the water 10 times in a row b Detected that liquid pipe temperature room temperature 10deg 18 F for 30 minutes constantly When the drain sensor detects to be NOT soaked in the water the detection record of a and b will be cleared x Drain pump abnormality above is detected before it becomes an outdoor unit forced stop condition When indoor unit detects above condition outdoor unit in same refrigerant sytem stops Also indoor unit except for Fan or OFF mode unit stop 2502 is displayed on stopped unit amp Detec
31. 2 Discharge super heat is 80 C or more 1 High pressure sensor defective 1 Check the ball valve is fully opened 3 Difference of outer temperature 2 Discharge temperature thermistor thermistor TH7 and outdoor piping defective 2 Check the resistance of discharge temp thermistor TH3 applies to the 3 Thermistor input circuit defective and temperature thermistor formula of TH7 TH3 lt 5C high pressure sensor defective 3 According to Outdoor unit functions 4 High pressure sensor is below about in multi controller board set the SW2 and check the high 2 04MPa pressure sensor level Detecting mode gt When the below conditions are satisfied According to Outdoor unit functions completely check the discharge temp thermistor 1 Compressor is operating level 2 When cooling discharge superheat is 80 C When the high pressure sensor and or more discharge temp thermistor are normal When heating discharge superheat is 90 C if the above mentioned detecting or more pressure level and temp are very High pressure sensor is below about 2 32MPa different from the actual pressure and temp replace the multi controller board Error detection of TH7 TH3 amp 1 Thermistor defective 1 Check the resistance of thermistor 2 Thermistor input circuit defective in 2 According to Outdoor unit functions multi controller board check the outdoor pipe temp thermistor level 3 According to Outdoor unit functions check the
32. 4 38 20 2 19 4 18 6 13 50 4 42 20 4 19 5 18 7 13 60 4 46 20 6 19 7 18 9 13 70 4 51 20 8 19 9 19 1 13 80 4 55 21 0 20 1 19 3 13 90 4 60 21 3 20 3 19 5 14 00 3 4 64 21 4 20 5 19 7 14 10 4 69 21 7 20 7 19 9 14 20 4 74 21 9 21 0 20 1 14 30 4 78 22 1 21 1 i 20 3 14 40 4 83 22 3 21 4 20 5 14 50 4 87 22 5 21 5 20 6 Total capacity of Capacity kW Power Consumption KW Current A 220V Current A 230V Current A 240V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 146 14 60 16 80 4 92 5 22 7 21 7 20 8 147 14 70 16 93 4 97 5 23 0 22 0 21 1 148 14 80 17 06 5 02 23 2 22 2 8 21 3 149 14 90 17 20 5 06 23 4 22 4 21 4 150 15 00 17 33 5 11 23 6 22 6 21 6 151 15 10 17 46 5 16 5 23 8 22 8 21 9 152 15 20 17 60 5 21 24 1 23 0 22 1 153 15 30 17 73 5 26 24 3 23 3 i 22 3 154 15 40 17 86 5 31 24 5 5 23 5 8 22 5 155 15 50 18 00 5 35 24 7 X 23 6 22 7 156 15 51 18 01 5 35 24 7 23 7 22 7 157 15 52 18 02 5 35 E 24 7 23 7 22 7 158 15 54 18 04 5 36 24 8 23 7 22 7 159 15 55 18 05 5 36 24 8 23 7 22 7 160 15 57 18 06 5 36 24
33. 4057 zu 353 20C 250kQ 70 C 34kQ 30 C 160kQ 80 C 24kQ 40C 104kQ 90 C 17 5kQ 70 100C 13 0kQ 60C 48kQ 110C 9 8kQ HIGH PRESSURE SENSOR Vout V 45 25 SENSOR 0 5 2 5 5 67 O 5V DC PRESSURE Output Vout DC MPa 50 30 c 5 E 8 20 10 0 20 10 0 10 20 30 40 50 Temperature C 200 150 x 8 c 1 100 o ra 50 0 T 25 50 75 100 110 125 Temperature 500 400 300 8 S El 8 200 100 0 25 50 75 100 120 Temperature MULTI CONTROLLER BOARD 9 9 TEST POINT DIAGRAM Outdoor multi controller board PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS SW2 SW3 SW7 SW4 CN51 Pump down Testrun Forced defrost select ai signal Sws PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS lt CAUTION gt TEST POINT is high voltage Demand Silent selection SW1 Display selection Self diagnosis SWU2 SWU1
34. 6 66 Jewog OLLELLLO D1Sdl 0 LLZ 0 0 OISd sosuas eunsseid OLLLELOL 6 666 6 66 j00pino ZHL OLLELLOO OLLLLOLL edid 100pinO PL PHL 01100 jo Aejdsiq 0 02 0 0 WHS WOS 2101 HS OS 1 OLLLOLLL LLOI HS OS jeje 0191 HS OS 100pu 011010 01110100 801 HS OS 100 jefe 01110010 691 HS OS e iem moeie e 191 HS OS 901 HS OS jeje 01110001 9 g 4 ejds q ejdsip uo fejdsiq 8 9960 MS 80 euin ye Bulusdo Aejdsiq Aejap Aupeuuouqe ye asind A31 2191 0111000 Aejap Aujeuuouqe euin esind Buluedo A31 191 LOLLOLLL Aejap Aupeuuouqe awl ye asind A31 0191 LOLLOLLO Aejap Ayujeuuouqe w ye asjnd Buiuedo A31 69 LOLLOLOL w ye asjnd A31 89 LOLLOLOO Aejap Ayujeuuouqe euin ye asjnd Buiuedo A31 29 LOLLOOLL
35. 63 to 140 Additional refrigerant charge Refrigerant of 3kg equivalent to 50m total extended piping length is already included when the outdoor unit is shipped Thus if the total extended piping length is 50m or less there is no need to charge with additional refrigerant If the total extended piping length exceeds 50m calculate the required additional refrigerant charge using the procedure shown on the right If the calculated additional refrigerant charge is a negative amount do not charge with any refrigerant Additional Charge Additional refrigerant charge Liquid pipe size Total length of 49 52 x 0 06 Liquid pipe size Total length of 6 35 x 0 024 Refrigerant amount for outdoor unit kg m x 0 06 kg m m x 0 024 kg m Example Outdoor 125 Indoor 1 63 A 9 52 30m 40 25 20 a 9 52 b 46 35 46 35 d 46 35 15m 10m 10m 20m At the conditions below The total length of each liquid line is as follows 4 9 52 A 30 15 45m 6 35 10 10 20 40m lt Calculation example gt Additional refrigerant charge 45 x 0 06 40 x 0 024 3 0 0 7kg rounded up 88 Note Pipe re branching after the header branching is not possible Method of Combined Branching of Lines and 5 4i Connection Examples xn Connecting to 5 Indoor Units 5
36. 63H on outdoor controller board 42 Check linear expansion valve 8 Replace outdoor controller board Check the solenoid valve performance Check the high pressure sensor Check the high pressure sensor Superheat due to low discharge temperature Abnormal if discharge superheat is continuously detected less than or equal to 15 C even though linear expansion valve has minimum open pulse after compressor starts operating for 10 minutes Disconnection or loose connection of discharge compressor temperature thermistor TH4 Defective holder of discharge temperature thermistor 43 Check the installation conditions of discharge compressor temperature thermistor TH4 Display Abnormal point and detecting method Causes Check points 1501 Refrigerant shortage Q Gas leakage Gas shortage Check the refrigerant amount When the conditions of below detecting When heating operation refrigerant Check the operation condition and mode or are satisfied during the shortage feeling operation When refrigerant amount compressor operation heating airflow or thermo OFF are lt Detecting mode I gt mixed operation it cause a refrigerant When the below conditions are satisfied shortage operation completely Ball valve performance failure Check the ball valve is fully opened 1 Compressor is operating in HEAT not fully opened mode Error detection of discharge super heat 19
37. 71 7 10 8 00 1 83 2 06 2 93 3 30 2 79 3 13 2 69 3 02 72 7 20 8 11 1 85 2 09 2 96 3 35 2 82 3 18 2 72 3 07 73 7 30 8 22 1 88 2 11 3 01 3 38 2 86 3 21 2 76 3 10 74 7 40 8 33 1 91 2 14 3 06 3 43 2 91 3 26 2 81 3 14 75 7 50 8 44 1 93 2 17 3 09 3 48 2 94 3 30 2 83 3 19 76 7 60 8 56 1 96 2 19 3 14 3 51 2 98 3 33 2 88 3 22 77 7 70 8 67 1 99 2 22 3 19 3 56 3 03 3 38 2 92 3 26 78 7 80 8 78 2 01 2 25 3 22 3 61 3 06 3 42 2 95 3 30 79 7 90 8 89 2 04 2 28 3 27 3 66 3 10 3 47 3 00 3 35 80 8 00 9 00 2 07 2 30 3 32 3 69 3 15 3 50 3 04 3 38 81 8 10 9 10 2 10 2 33 3 36 3 74 3 20 3 55 3 08 3 42 82 8 20 9 20 2 12 2 36 3 40 3 78 3 23 3 59 3 11 3 46 83 8 30 9 30 2 15 2 39 3 44 3 83 3 27 3 64 3 16 3 51 84 8 40 9 40 2 18 2 42 3 49 3 88 3 32 3 68 3 20 3 55 85 8 50 9 50 2 21 2 44 3 54 3 91 3 36 3 71 3 24 3 58 86 8 60 9 60 2 24 2 47 3 59 3 96 3 41 3 76 3 29 3 63 87 8 70 9 70 2 27 2 50 3 64 4 01 3 45 3 80 3 33
38. 89 8 90 2 64 12 2 i 11 7 11 2 90 9 00 2 67 12 3 11 8 11 3 91 9 10 2 71 12 5 12 0 11 5 92 9 20 2 74 12 7 12 1 11 6 93 9 30 2 77 12 8 12 2 11 7 94 9 40 2 81 13 0 12 4 11 9 95 9 50 2 84 13 1 12 6 12 0 96 9 60 2 88 13 3 12 7 12 2 9 70 2 91 13 5 12 9 12 3 9 80 2 95 i 13 6 13 0 12 5 9 90 2 98 13 8 13 2 12 6 10 00 3 02 14 0 13 4 12 8 10 10 3 05 14 1 13 5 i 12 9 10 20 3 09 14 3 13 7 13 1 10 30 3 13 14 5 13 8 13 3 10 40 3 16 14 6 14 0 13 4 10 50 3 20 14 8 14 1 13 6 10 60 3 24 15 0 14 3 13 7 10 70 27 15 1 14 5 13 9 10 80 3 31 15 3 14 6 14 0 10 90 3 35 i 15 5 14 8 14 2 11 00 3 39 15 7 15 0 14 4 11 10 i 3 43 15 9 15 2 14 5 11 20 3 46 16 0 15 3 14 7 11 30 3 50 16 2 15 5 14 8 11 40 3 54 16 4 15 7 15 0 11 50 3 58 16 5 15 8 i 15 2 11 60 3 62 16 7 16 0 15 3 11 70 3 66 16 9 16 2 15 5 11 80 3 70 17 1 16 4 15 7 11 90 3 74 17 3 16 5 15 8 12 00 3 78 17 5 16 7 16 0 12 10 3 82 17 7 16 9 16 2 12 20 3 86 17 8 17 1 16 4 12 30 3 90 18 0 17 2 16 5 12 40 3 95 18 3 17 5 16 7 12 50 3 99 18 4 17 6 16 9 12 60 4 03 18 6 17 8 17 1 12 70 4 07 18 8 18 0 17 2 12 80 4 12 19 0 18 2 17 5 12 90 4 16 19 2 18 4 17 6 13 00 4 20 19 4 18 6 17 8 13 10 4 24 19 6 18 7 18 0 13 20 4 29 19 8 19 0 18 2 13 30 4 33 20 0 19 1 18 3 13 40
39. 9 Recover refrigerant 10 Remove the 3 points of the motor for compressor fixing nut using spanner or adjustable wrench 11 Remove the welded pipe of motor for compressor inlet and outlet and then remove the compressor Note Recover refrigerant without spreading it in the air Photo 14 Valve bed Valve bed fixing screw bed fixing screws Accumulator I CI fixing nut Compressor gt Separator 7 Separator fixing screw 14 Removing the accumulator 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 2 front cover panel fixing screws 5 x 12 and remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 12 and remove the back cover panel 5 Remove the electrical parts box See Photo 3 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 7 Remove 3 right side panel fixing screws 5 x 12 in the rear of the unit and then remove the right side panel 8 Recover refrigerant 9 Remove 4 welded pipes of power receiver inlet and outlet 10 Remove 2 receiver leg fixing screws 4 x 10 See Photo 16 Note Recover refrigerant without spreading it in the air 101 Photo 15 Photo 16 Accumulator Accumulator leg fixing screws CITY MULCH s MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO
40. 95 yos q Pio Zp 0 OTN log uomepuno ban ad i EAC 9EXZ L Z 8 nna 1 y o JS epis y RS Zo pue o 1995 UO peesu Spi 08 y eq ueo suonoeuuoo pue OLW uogepunoy Sejou pedeus N Z exelu NNO 8 o T 5 CH B iuBieu gt jou paseyoind eq sjeusew pue uim Ku y e1noes eseo d E 4 A ddns S rejeq 1noxoouy div 20 ejpueH uoneoo uonoeuuo9 FATWA 34015 40 8 2 29 6 3uv13 uonoeuuoo edid qINDIT uou 8 9 88 5 44 v14 uonoeuuoo edid sy JO ite 0001 091 1940 00S 1940 5 Z OL a o m 008 O 4 5 ay usab woJoq y uwous S 11 jo SSJ 10 seq p p u eoeds smoys
41. The capacity of each indoor unit may be obtained by multiplying the total capacity obtained in 1 by the ratio between the individual capacity at the rated time and the total capacity at the rated time individual capacity at the rated time Individual capacity under stated conditions total capacity under the stated conditions x f total capacity at the rated time 3 Capacity correction factor curve Figure 1 PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P125YHMBR2 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS Cooling performance curve Cooling Capacity ratio 1 2 1 0 0 8 0 6 Cooling Power 14 consumption ratio 12 1 0 0 8 5 0 10 20 30 40 46 Outdoor lt D B gt Figure 2 PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P125YHMBR2 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS Heating performance curve
42. m Corrected pipe length 2 Method for Obtaining the Equivalent Piping Length Equivalent length for type P100 125 140 length of piping to farthest indoor unit 0 3 x number of bends in the piping Length of piping to farthest indoor unit type P100 P140 80m 5 3 3 Correction of Heating Capacity for Frost and Defrosting If heating capacity has been reduced due to frost formation or defrosting multiply the capacity by the appropriate correction factor from the following table to obtain the actual heating capacity Correction factor diagram Outdoor Intake temperature W B C Correction factor 24 5 4 NOISE CRITERION CURVES PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS MODE SPL dB PUMY P100YHMB BS s 5 HEATING 51 o s PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS 90 DA 2 E i For i E i 2 P NN S 1 i f Jeso 2 30 F INC 30 5 20 APPROXIMATE t iL SS 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS secas uve PUMY P140YHMB BS Comel 51 e 9 HE
43. operation ON OFF from outdoor unit ON OFF Mode setting Heating Cooling Any time after the power is turned on Initial settings ON OFF 1 2 c 5 o o g 5 SW4 Model Switching x1 MODEL SELECT 1 0 OFF MODELS MODELS PUMY P100V PUMY P100Y PUMY P125Y 1 0 PUMY P125V 0 PUMY P140V 0 PUMY P140Y Before the power is turned on Initial settings Set for each capacity SW5 Function switching Pressure limitation value change Enable Normal Change the indoor unit s LEV opening at start Enable Normal Fixing the indoor units linear expansion valve opening ix Normal Can be set when off or during operation Fix the operation frequency Fix Normal OFF to ON during com pressor running Change the indoor unit s LEV opening at defrost Enable Normal Switching the target sub cool Enable Normal During the FAN or COOL mode and thermo OFF or OFF in heating operation set the opening of linear expansion valve on indoor unit 1 Active Inactive During the FAN or COOL mode and thermo OFF in heating operation set the opening of linear ex pansion valve on indoor unit 2 Active Inactive x1 SW5 7 Refrigerant amount shortage measure during heating operation Refrigerant piping is long etc 2
44. outdoor unit indoor unit and lossnay for 2 minutes or more at the same time and turn on power supply again Remote controller sensor In the case of network remote controller it is an abnormality when incapable response returns from the network remote controller during the operation When an old type remote controller for M NET is used and the remote controller sensor is specified SW1 1 is ON Replace the remote controller to net work remote controller Serial communication error Abnormal if serial communication between outdoor multi board and outdoor power board is defective Breaking of wire or contact failure of connector CN2 Breaking of wire or contact failure of connector CN4 Defective communication circuit of outdoor power board Defective communication circuit of outdoor multi board for power board 58 Check connection of each connector CN2 CN4 Replace outdoor power board Replace outdoor multi board 9 2 REMOTE CONTROLLER DIAGNOSIS MA remote controller is equipped with the diagnosis function If the air conditioner cannot be operated from the remote controller diagnose the remote controller as explained below First check that the power on indicator is lit If the correct voltage DC12 V is not supplied to the remote controller the indicator will not light If this occurs check the remote controller s wiring and the indoor
45. remote controller 2 When noise has occurred in the transmission signal and the signal has changed Look for the unit which is source of abnormality with the same address When the same address is found correct the address and turn off power supply of outdoor unit indoor unit and lossnay for 2 minutes or more as the same time Then turn on power supply Check the transmitted wave and the noise on the transmission line Transmission processor H W error 1 shows on the transmission line though the transmission processor transmitted 0 Note Address Attribute displayed on the remote controller shows the controller detecting abnormality 1 When the wiring for either of the indoor unit the outdoor unit or lossnay transmission line is constructed or polarity is changed with the power supply turned on the transmission waves change in case that the transmission data collides mutually It causes to detect error 2 Transmission processor circuit failure 3 When the transmission data has changed by the noise When the transmission wire is constructed with the current flowed turn off power supply of outdoor unit indoor unit and lossnay for 2 minutes or more as the same time Then turn on power supply Check the transmitted wave and the noise on the transmission line 52 Display Abnormal point and detecting method Causes Check points 6603 Transmission bus busy erro
46. the capacity of PKFY P25VBM E and PLFY P50VLMD E will be calculated as follows PLFY P50VLMD E will be calculated as follows by by using the formula in 5 1 2 1 using the formula in 5 1 2 1 2 8 3 2 Model 25 14 6 x 2 43kW Model 25 16 33 x 2 75kW 16 8 19 0 5 6 6 3 Model 50 14 6 x 4 87kW Model 50 16 33 x 5 41kW 16 8 19 0 10 5 2 STANDARD CAPACITY DIAGRAM 5 2 1 PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS Before calculating the sum of total capacity of indoor units please convert the value into the KW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating Total capacity of indoor units Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 12 5 2 2 PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS Before calcu
47. 12 18 54 5 44 4 73 8 70 7 57 8 27 7 20 7 97 6 94 199 16 14 18 55 5 44 4 71 8 70 7 54 8 28 7 18 7 98 6 92 200 16 15 18 56 5 44 4 70 8 71 7 52 8 28 7 15 7 98 6 90 201 16 16 18 57 5 44 4 69 8 71 7 50 8 29 7 13 7 99 6 88 202 16 18 18 59 5 45 4 67 8 72 7 48 8 29 7 11 7 99 6 86 203 16 19 18 60 5 45 4 66 8 72 7 46 8 29 7 09 7 99 6 84 204 16 21 18 61 5 45 4 65 8 73 7 43 8 30 7 07 8 00 6 82 205 16 22 18 62 5 46 4 63 8 73 7 41 8 30 7 05 8 00 6 79 206 16 24 18 64 5 46 4 62 8 73 7 39 8 31 7 03 8 01 6 77 207 16 25 18 65 5 46 4 60 8 74 7 37 8 31 7 01 8 01 6 75 208 16 27 18 66 5 46 4 59 8 74 7 35 8 31 6 99 8 01 6 73 22 5 3 CORRECTING COOLING AND HEATING CAPACITY 5 3 1 Correcting Changes in Air Conditions 1 The performance curve charts Figure 1 2 show the change ratio of capacity and input power consumption according to the indoor and outdoor temperature condition when defining the rated capacity total capacity and rated input under the standard condition in standard piping length 5 m as 1 0 Standard conditions Indoor 27 C 19 C Rated cooling capacity Outdoor 35 C Indoor D B 20 C Rated heating capacity Outdoor D B 7 C W B 6 C Use the rated capacity and rated input given in 5 2 The input is the single value on the side of the outdoor unit the input on the sides of each indoor unit must be added to obtain the total input 2
48. 14 4 43 10 50 11 70 2 86 3 05 4 58 4 89 4 35 4 64 4 20 4 48 10 60 11 81 2 89 3 08 4 63 4 94 4 40 4 68 4 24 4 52 10 70 11 93 2 93 3 12 4 69 5 00 4 46 4 75 4 30 4 58 10 80 12 04 2 96 3 15 4 74 5 05 4 50 4 79 4 34 4 62 10 90 12 16 3 00 3 18 4 80 5 10 4 56 4 84 4 40 4 67 11 00 12 27 3 04 3 21 4 87 5 14 4 62 4 88 4 46 4 71 11 10 12 38 3 07 3 25 4 91 5 21 4 67 4 94 4 51 4 77 11 20 12 50 3 11 3 28 4 98 5 26 4 73 4 99 4 56 4 81 11 30 12 63 3 15 3 31 5 04 5 30 4 79 5 03 4 62 4 86 11 40 12 75 3 19 3 35 5 11 5 37 4 85 5 09 4 68 4 92 11 50 12 88 3 22 3 38 5 15 5 42 4 90 5 14 4 73 4 96 11 60 13 00 3 26 3 42 5 22 5 48 4 96 5 20 4 78 5 02 11 70 13 13 3 30 3 45 5 28 5 53 5 02 5 25 4 84 5 06 11 80 13 25 3 34 3 49 5 35 5 59 5 08 5 31 4 90 5 12 11 90 13 38 3 38 3 52 5 41 5 64 5 14 5 35 4 96 5 17 12 00 13 50 3 42 3 55 5 47 5 69 5 20 5 40 5 02 5 21 12 10 13 63 3 46 3 59 5 54 5 75 5 26 5 46 5 08 5 27 12 20 13 75 3 50 3 62 5 6
49. 40VHMB BS 1 Check of POWER MODULE Check of DIODE circuit PUMY P100VHMBR1 BS SL PIPI S NT N PUMY P125VHMBR1 BS Check of DIP IPM PUMY P140VHMBR1 BS 0 P V LP W NT V PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS CN2 CNDC Connect to the outdoor controller 280V 350V DC M multi circuit board CN2 Transmitting signal to the outdoor controller circuit board 0 5V DC G Zero cross signal 05V DC 18V DC Connect to the outdoor con troller multi circuit board lt gt lt 7 gt 16V DC T eN e Q G 16V DC i m ere ces TABS T Connect to the outdoor 0 1 0 noise filter circuit board ara HH 4 1 Voltage among phases 220 240V ek EHE iii TABN1 SC N1 T BE lt an Connect to the ACTM CN3 8 Thermistor TH8 B i lt Heatsink gt x E CN5 Detection of primary jJ aso 54 TABP1 SC P1 current gs Heres Connect to 52C Connect to the 8 das outdoor noise filter Y circuit board CN5 gf CN4 pue Connect to the outdoor controller multi circuit board CNA TABP2 SC P2 Connect to the ACTM P TABU V W TABN2 SC N2 Connect to the compressor MC Connect to the ACTM N
50. 50 Outdoor Unit 51 to 100 address automatically becomes 100 if it is set as O1 50 Main Remote Controller 101 150 Set at an IC Main address within the same group plus 100 Sub Remote Controller 151 to 200 Setat an IC Main address within the same group plus 150 MA Remote Controller Unnecessary address setting Necessary main sub setting Wiring Method Address Settings h The group setting operations among the multiple indoor units is done by the remote controller RC after the electrical power has been turned on Name Symbol and the Maximum Units for Connection Longest length via outdoor unit M NET cable L1 L2 L3 L4 and Li L2 L6 L7 500 m 1 25 mm or more Longest transmission cable length M NET cable L1 and L3 L4 and Le and L2 Le and L7 200 m 1 25 mm or more Remote controller cable length and m1 m2 m3 and m1 m2 m3 m4 200 m 0 3 to 1 25 mm Permissible Length 02 TB5 15 f ST 42 SS Z Prohibited items 7 OO Group 1 Group 3 Group 5 Shielded Wire Sub Remote Controller Address Never connect together the terminal blocks TB5 for transmission wires for indoor units IC that have been connected to different outdoor units OC M NET remote controller and MA remote controller cannot be connected with th
51. 7 87 7 48 172 15 74 18 21 5 37 5 09 8 59 8 14 8 17 7 74 7 87 7 46 173 15 76 18 22 5 37 5 07 8 59 8 12 8 17 7 72 7 87 7 44 174 15 77 18 24 5 37 5 06 8 59 8 10 8 17 7 70 7 88 7 42 175 15 79 18 25 5 37 5 05 8 60 8 07 8 18 7 68 7 88 7 40 176 15 80 18 26 5 38 5 03 8 60 8 05 8 18 7 66 7 89 7 38 177 15 81 18 27 5 38 5 02 8 61 8 03 8 19 7 64 7 89 7 36 178 15 83 18 29 5 38 5 00 8 61 8 01 8 19 7 62 7 89 7 34 179 15 84 18 30 5 38 4 99 8 62 7 99 8 19 7 59 7 90 7 32 180 15 86 18 31 5 39 4 98 8 62 7 96 8 20 7 57 7 90 7 30 181 15 87 18 32 5 39 4 96 8 63 7 94 8 20 7 55 7 91 7 28 182 15 89 18 34 5 39 4 95 8 63 7 92 8 21 7 53 7 91 7 26 183 15 90 18 35 5 40 4 94 8 63 7 90 8 21 7 51 7 91 7 24 184 15 92 18 36 5 40 4 92 8 64 7 88 8 22 7 49 7 92 7 22 185 15 93 18 37 5 40 4 91 8 64 7 85 8 22 7 47 7 92 7 20 186 15 95 18 39 5 40 4 89 8 65 7 83 8 22 7 45 7 93 7 18 187 15 96 18 40 5 41 4 88 8 65 7 81 8 23 7 43 7 93 7 16 188 15 97 18 41 5 41 4 87 8 66 7 79 8 23 7 41 7 93 7 14 189 15 99 18 42 5 41 4 85 8 66 7 77 8 24 7 39 7 94 7 12 190 16 00 18 44 5 41 4 84 8 66 7 74 8 24 7 36 7 94 7 10 191 16 02 18 45 5 42 4 82 8 67 7 72 8 24 7 34 7 95 7 08 192 16 03 18 46 5 42 4 81 8 67 7 70 8 25 7 32 7 95 7 06 193 16 05 18 47 5 42 4 80 8 68 7 68 8 25 7 30 7 95 7 04 194 16 06 18 49 5 43 4 78 8 68 7 66 8 26 7 28 7 96 7 02 195 16 08 18 50 5 43 4 77 8 69 7 63 8 26 7 26 7 96 7 00 196 16 09 18 51 5 43 4 76 8 69 7 61 8 27 7 24 7 97 6 98 197 16 11 18 52 5 43 4 74 8 70 7 59 8 27 7 22 7 97 6 96 198 16
52. 76 7 92 7 38 7 53 7 11 7 26 146 14 60 16 80 4 89 4 99 7 83 7 99 7 44 7 59 7 17 7 32 147 14 70 16 93 4 94 5 02 7 91 8 03 7 52 7 64 7 25 7 36 148 14 80 17 06 4 99 5 06 7 99 8 10 7 59 7 70 7 32 7 42 149 14 90 17 20 5 04 5 10 8 07 8 16 7 67 7 76 7 39 7 48 150 15 00 17 33 5 08 5 14 8 13 8 23 7 73 7 82 7 45 7 54 151 15 10 17 46 5 13 5 17 8 21 8 27 7 81 7 87 7 53 7 58 152 15 20 17 60 5 18 5 21 8 29 8 34 7 88 7 93 7 60 7 64 153 15 30 17 73 5 23 5 25 8 37 8 40 7 96 7 99 7 67 7 70 154 15 40 17 86 5 28 5 29 8 45 8 47 8 04 8 05 7 75 7 76 155 15 50 18 00 5 32 5 32 8 51 8 51 8 09 8 09 7 80 7 80 156 15 51 18 01 5 32 5 31 8 52 8 49 8 10 8 08 7 81 7 79 157 15 52 18 02 5 32 5 29 8 52 8 47 8 10 8 06 7 81 7 77 158 15 54 18 04 5 33 5 28 8 52 8 45 8 11 8 04 7 81 7 74 159 15 55 18 05 5 33 5 27 8 53 8 43 8 11 8 01 7 82 7 72 160 15 57 18 06 5 33 5 25 8 53 8 40 8 12 7 99 7 82 7 70 161 15 58 18 07 5 34 5 24 8 54 8 38 8 12 7 97 7 83 7 68 162 15 60 18 09 5 34 5 22 8 54 8 36 8 12 7 95 7 83 7 66 163 15 61 18 10 5 34 5 21 8 55 8 34 8 13 7 93 7 83 7 64 164 15 62 18 11 5 34 5 20 8 55 8 32 8 13 7 91 7 84 7 62 165 15 64 18 12 5 35 5 18 8 56 8 29 8 14 7 89 7 84 7 60 166 15 65 18 14 5 35 5 17 8 56 8 27 8 14 7 87 7 85 7 58 167 15 67 18 15 5 35 5 16 8 56 8 25 8 14 7 85 7 85 7 56 168 15 68 18 16 5 35 5 14 8 57 8 23 8 15 7 83 7 85 7 54 169 15 70 18 17 5 36 5 13 8 57 8 21 8 15 7 80 7 86 7 52 170 15 71 18 19 5 36 5 11 8 58 8 18 8 16 7 78 7 86 7 50 171 15 73 18 20 5 36 5 10 8 58 8 16 8 16 7 76
53. BLDG 2 7 3 MARUNOUCHI CHIYODA KU 100 8310 JAPAN Copyright 2008 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Sep 2010 No OCH446 REVISED EDITION B PDF 5 Distributed in Aug 2009 No OCH446 REVISED EDITION A PDF 7 Distributed in Nov 2008 No OCH446 PDF 7 New publication effective Sep 2010 Made in Japan Specifications subject to change without notice
54. Josues jue un 10119 559 100p 10119 SSeJppe 400pu Kyoedeo 19AQ 10119 Ajoedeo jun Kupeuuouqe Bues prun 00 jo 1 sseuppy Ayeuuouqy indui 00000100 1 1 PEJS ypeuuouqe SHE9 Ayjeuuouqe nss d M07 ypeuuouqe Josu8s Juano ypeuuouqe junowe jueJeDujeJ jUelotgnsu ypeuuouqe uondaoJejul 1u9 4n9 JeAQ xuisjeoH indui 00000011 Ayyeuuouge ZHL fyjeuuouqe Kouanbey ue 100010 EHL pH Ajewuouge eunyevacluay 9insseid yBIH indui 00000010 HO 14 1461 yoaYD g oN yoay JON yun 9 oN yoayo yun G ON jun p ON g oN yooyd z oN ON SEIS xoouo 00000001 TINI Rejdsip sinoo0 epoo 1048 pue Aejdsip 6666 0000 Y99049 yo 1461 440 uo1ufu NO Bunny ZAS
55. RC after the electrical power has been turned on 33 Name Symbol and the Maximum Units for Connection e Longest length via outdoor units Li L2 L3 L4 L1 L2 L3 L5 L1 L2 L6 L7 500 meters 1 25mm e Longest transmission cable length L1 L3 L4 L3 L5 Le L2 Le L7 2 200 meters 1 25mm Remote controller cable length 21 22 2 3 4 S 10 meters 0 5 to 1 25 2 If the length exceeds 10 meters use a 1 25 mm shielded wire The length of this sec tion 8 should be included in the calculation of the maximum length and overall length Permissible Length Prohibited items Shielded Wire Sub Remote Controller Address Never connect together the terminal blocks TB5 for transmission wires for indoor units IC that have been connected to different outdoor units OC Set all addresses to ensure that they are not overlapped M NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wiring together 34 Example of a MA remote controller system address setting is not necessary NOTE In the case of same group operation need to set the address that is only main indoor unit Example of wiring control cables Wiring Method and Address Setting 1 Standard operation 00 00 TBS TB15 TBS 15 1 remote controller for ea
56. SI p10991 10 SIHe y uojstu apoo Kypeuuouge SHE9 10sues eunsseJg Vapeuuouge pH 208095 eungejedure Jossasdwio9 afveyosiq 76 OUTDOOR UNIT FUNCTIONS 9 10 sjeuiuuol Buipnjoui jueseud dn seni euuouqe Kejdsig ypeuuouqe eunjejeduie 10sse1du07 efireuosiq Aueuuouqy apos keeg Aejap Ajeuuouqy keea g epoo Aujeuuouy 00001101 z 04910 Aljewuouqy 00001100 15 apoo Ajjeuuoudy 0000 01 aosiy Aejap ypeuuouqe 5 kejap fpeuuouge quvog uaMod uoneorunuiuioo Aejap uous uedo Josues jueuno kejap Ayjeuuouqe oH Aejap jeuuouge JeMog kejap 2910 0 920 4 Aejap 00001010 kejap yjeuuouge uondeo Jes kejap Ayyewuouge SHE9 kejap nss d mMo7 kejap Josuas kejap Aufeuuouge kejap Ayyewuouge kejap uondeoJajut jueuno xuisjeoH z fejep Qv 00001001 kejap Ajeuuouge uondeo PEJS kejap Aypeuuouqe ZHL kejap Aypeuuouqe jenuejoi Joopino kejap Ayeuuouge SHL jueJoDujei kejap
57. See Photo 3 4 Remove the 2 screws screw both 4 x fix the separator screw from the valve bed and screw from the bottom of the separator and tilt the separator to the side of the fan motor slightly See Photo 11 5 Disconnect the lead wires from the reactor and remove the 4 screws screw that fix the reactor to remove the reac tor See Photo 12 and 13 Note 1 The reactor is very heavy 4kg Be careful when handling it Note 2 The reactor box is also removable Photo 11 Electrical parts box 10 that Photo 12 Propeller Reactor box Electrical parts box Reactor box Separator Screw Reactors lt 4 way valve Photo 13 Ag Reactor box 100 OPERATING PROCEDURE PHOTOS 13 Removing the compressor MC 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 2 front cover panel fixing screws 5 x 12 and remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 12 and remove the back cover panel 5 Remove the electrical parts box See Photo 3 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 7 Remove 3 right side panel fixing screws 5 x 12 in the rear of the unit and then remove the right side panel 8 Remove 3 separator fixing screws 4 x 10 and remove the separator
58. are pressed the address of the linked units may be changed to the address where it is desired to enter the Lossnay Linking the Lossnay and the indoor unit The display shown in Figure 5 will appear when the TEST RUN button is pressed The indoor unit whose address is displayed and the Lossnay unit with a linked address will operate in a linked manner f it is desired to display the address of the Lossnay in the indoor unit address display the indoor unit address in the linked unit address and the above content will also be recorded Apart from the indoor unit with the lowest address in the group display and enter the addresses of the other indoor unit that are to be linked with the Lossnay unit e Returning to the normal mode after completing entry Press the FILTER and Z buttons on the remote controller simulta neously and hold for 2 seconds to return to the normal mode Figure 4 B Making paired settings Figure 5 Completing normal entry ERROR CODE OA UNIT ADDRESS NO display INDOOR UNIT ADDRESS NO INDOOR UNIT ERROR CODE ADDRESS NO OA UNIT ADDRESSNO These alternating IC or LC displays will appear when entry is completed normally The addresses of indoor unit and linked units are f A flashing 88 will appear if there is a displayed simultaneously problem with the entry indicating that the unit does not exis
59. are turned on during cooling operation 1 2 3 45 67 8 Indication 52C 2154 SV1 SV2 Always lit Fi AI imi A gt When fault requiring inspection has occurred the LED alternately indicates the inspection code EI d 01 and the location of the unit in which the fault has occurred 27 PUMY P100YHMB BS PUMY P100YHMBR 1 BS PUMY P100YHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P125YHMBR2 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS
60. be displayed as shown in Figure 3 When this happens check whether the indoor unit actually exists and perform entry again e Returning to the normal mode after completing entry Press the FILTER and Sx buttons simultaneously and hold for 2 seconds to return to the normal mode Figure 1 A Group setting display Figure 2 Normal completion of entry Figure 3 Entry error signal moe INDOOR UNIT INDOOR UNIT ADDRESS NO ADDRESS NO moe INDOOR UNIT ADDRESS NO Type of unit is displayed Flashing 88 indicates entry error b Paired Settings Turn off the remote controller Press the remote controller s ON OFF button to turn it off the indicator light will go off e Put in indoor unit address display mode Press the FILTER and Ss buttons on the remote controller simultaneously and hold for 2 seconds The above steps are the same as when making group settings A e Changing to the linked operation unit address display state The display shown in Figure 4 will appear when the button on the remote control is pressed Displaying the address of the Lossnay unit and linked indoor unit In this situation the indoor unit number will be the lowest address of the group The Lossnay unit will not operate if this setting is incorrect f the temperature adjustment C4 Cv buttons are pressed the address may be changed to the indoor unit that are to be linked f the time setting C4 2C Y 2 buttons
61. controlling system and centralized control system and it causes abnormal detection Check the transmitted wave and the noise on the transmission line Signal communication error with iat 1 The data of the unit transmission Turn off power supply of outdoor unit transmission processor processor was not normally transmitted indoor unit and lossnay for 2minutes Signal communication error between unit due to accidental disturbance such as more at the same time Then turn processor and transmission processor noise and lightening surge on power supply It normally recovers from the malfunction that happens by chance When same abnormality occurs again it is defective of the controller Note Address Attribute displayed on the remote controller shows the controller detecting abnormality 2 The address transmission from the unit processor was not normally transmitted by the hardware of transmission processor defective 53 Abnormal point and detecting method Causes Check points No ACK Acknowledgement Abnormality which controller of the sending side detects when there is no answer from other side though data was transmitted once It is detected 6 times every 30 seconds continuously Note Address Attribute displayed on the remote controller shows the controller which did not send back reply ACK 1 When the cause of displayed address and attrib
62. during test run SW7 1 ON No defect on board if voltage among phases U V V W and W U is same Make sure to perform the voltage check with same performing frequency Outdoor fan motor The outdoor fan motor is considered to be abnormal if the rotational frequency of fan motor is abnormal when detected during operation Fan motor rotational frequency is abnormal if 100 rpm or below detected continuously for 15 seconds at 20 C or more outside air temperature 50 rpm or below or 1500 rpm or more detected continuously for 1 minute Failure in the operation of the DC fan motor Failure in the outdoor circuit controller board Check or replace the DC fan motor Check the voltage of the outdoor circuit controller board during operation Replace the outdoor circuit controller board when the failure is still indicated even after performing the check points D above 47 Display Abnormal point and detecting method Causes Check points 5101 Room temperature thermistor TH21 When controller detects short high temp open low temp in thermistor during the operation the operation stops and the operation changes to protect mode of restarting in 3 minutes If the thermistor does not recover in 3 minutes the operation stops due to detecting abnormality In this time lt 5101 gt is displayed Then if the thermistor recover in 3 minutes it operates normally S
63. indoor controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor OC 1 5kQ 10 C 9 6kQ 20 C 6 3kQ 30 C 4 3kQ 40 C 3 0 When there is no problem in above mentioned DOG replace the indoor controller board Low pressure saturation temperature thermistor TH6 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time lt 5102 gt is displayed For 10 minutes after starting compressor heating mode above mentioned short open are not detected Short 90 C or more Open 40 or less 1 Connector TH6 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Multi controller board input circuit failure 49 Check whether the connector TH6 in the multi controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor 15 10 C 9 6kQ 20 C 6 3kQ 30 C 4 3kQ 40 C 3 0 12345678 Setthe SW1 to 9 When the temperature in multi c
64. outer temp thermistor level Water leakage Defective drain Check the drain function 1 Suspensive Abnormality when float switch Clogged drain pump detects to be in the water and drain pump Clogged drain pipe turns on and off except during cooling or dry _ Adverse flow of drain in other units Defective moving part of float switch Check moving part of float switch Abnormal when detecting that the drain Foreign matter on the moving pump turns on and off again within 1 hour part of float switch ex sludge etc after the detection of water leakage Defective float switch Check the value of resistance with the suspensive abnormality and repeats the float switch ON OFF detection twice lt 2500 gt is displayed The unit continues to detect abnormality while turned off To release water leakage suspensive abnormality When not detecting that the drain pump turns off and on within 1 hour after detecting suspensive abnormality When turning to cooling operation or dry operation Detected that liquid pipe temperature room temperature S 10deg 18 F Operation mode When drain pump turns on as float switch detects to be in the water except during cooling dry mode 1 1 6 min 6 min Drain pump Float switch ON a 1 lt gt re 87 gt 1 15 sec
65. pipes Tools for other refrigerants can be used Refrigerant charging scale Refrigerant charge Tools for other refrigerants can be used Vacuum gauge or thermis tor vacuum gauge and vacuum valve Check the degree of vacuum Vacuum valve prevents back flow of oil and refri gerant to thermistor vacuum gauge Tools for other refrigerants can be used Charging cylinder Refrigerant charge Tool exclusive for R410A Prepare new tool Use the new tool as the tool exclusive for R410A A Tools for other refrigerants can be used under certain conditions Tools for other refrigerants can be used 5 3 OVERVIEW OF UNITS 3 1 UNIT CONSTRUCTION Outdoor unit PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P125VHMB BS PUMY P125VHMBR1 5 PUMY P125VHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS PUMY P140YHMB BS PUMY P140YHMBR1 ES PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS Capacity Type 15 Type 125 Type 15 Type 140 Number of units 1 8 unit 1 10 unit 1 12 unit Total system wide capacity 50 130 of outdoor unit capacity 2 EM CMY Y62 G E CMY Y64 G E CMY Y68 G E Branching pipe components Indoor unit that can be connected Branch header 8 branches Branch header 4 branches B
66. restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time 5110 is displayed G For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 102 C V 170 C Y or more Open 27 C Vy 35 C Y or less 1 Connector TH8 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Power board input circuit failure 51 Check whether the connector TH8 in the power circuit board V Check whether the thermistor wiring is disconnected or not V Check the resistance of thermistor When the resistance is not below value replace the thermistor V 180kQ 10 C 105kQ 20 63kQ 30 C 39kQ 40 C 25 12345678 Set the SW1 to o When the temperature in multi controller board is not an actual temperature replace the power board Abnormal point and detecting method Causes Check points Pressure sensor 63HS When detected pressure in high pressure sensor is 1 MPa or less during the operation the compressor stops and restarts operation in 3 minutes When the detected pressure is 1 MPa less at just before of restarting the compressor stops due to detecting abnormality In this time lt 5201 gt is displaye
67. ujeuuouge tHL kejap Aupeuuouqe dwa 1055910 02 901 251 1 kejap ofreuosip Aejap Ajjeuuouge ejnsseJd ufip Aejap fueuuouqy 00001000 Aejap Kypeuuouqe ui sen euuouge Kejdsiq kejap Ayyewuouge quyog u3MOd uoneorunuiuoo uous uedo Josues JUUNI kejap yeuuouge 9HL Kejap kejap uezo J Aejdsip Kejap 00000 LLL kejap Auyeuuouge uondeo lejui JU9NO 5 kejap Ayrewuouqe SHE9 Aejap Aypewiouge ejnsseJd wo1 kejap Aupeuuouqe Josuas juan kejap Aljewuouge jUeroinsu kejap rewuouqe kejap JUaLNd Kejap xuisjeaH z fejdeip Aejap ujeuuouqy 00000110 kejap ypeuuouqe uoydeo J U JUIN PEJS Kejap yeuuouqe ZHL kejap Ayyewuouqe fouenb 314 20001 100pMO kejap Ayeuuouge EHL 9 kejap Rupeuuouge dwa 105 kejap obreupsip opus Kejap fejdeip Kejap Ayewioucy 00000101 Aupeuuouqe uonoejoud JosseooJdouoiu ejdsiq Ayyewuouge eias yoyus uedo
68. wire from terminal block 4 Remove all the following connectors from Multi controller board m W Electrical fan motor thermistor lt Outdoor pipe gt thermistor Z parts box lt Discharge gt thermistor lt Low pressure saturated temp gt thermistor lt Outdoor gt high pressure switch high pressure sensor low pressure switch 4 way valve coil and bypass valve coil Pull out the disconnected wire from the electrical parts box i EE iy ES BA Diagram symbol in the connector housing m e Fan motor CNF1 CNF2 iri Terminal block Thermistor lt Outdoor pipe gt H TB1 e Thermistor Discharge TH4 PUMY P VHMB R1 BS ies TIL 4 Thermistor Compressor TH4 PUMY P VHMBR2 BS e Thermistor Low pressure saturated temp Outdoor TH6 7 High pressure switch 63H High pressure sensor 63HS Low pressure switch 63L 4 way valve coil 2154 it cu 2 Bypass valve coil SV1 it EU 5 Remove the terminal cover and disconnect the compressor sai lead wire Cover panel fixing screws Continued to the next page 91 From the previous page OPERATING PROCEDURE PHOTOS amp ILLUSTRATION 6 Remove electrical parts box fixing screw 4 x 10 and Photo 4 detach the electrical parts box by pulling it upward The electrical parts box is fixed with 2 hooks on the left and 1 hook on the right Electrical parts
69. with the most functions in the same group Combinations of 1 through 3 above are possible 35 Permissible Lengths Prohibited items Longest transmission cable length L1 L2 200m 1 25 mm MA remote controller cable length 1 2 200m 0 3 1 25 mm TB3 TB7 The MA remote controller and the M NET remote controller cannot be used together with the indoor unit of the same group Longest transmission cable length The same as above MA remote controller cable length 3 84 5 262200m 0 3 1 25 mm TB3 TB7 3 MA remote controller or more cannot be connected with the indoor unit of the same group TBS TB15 Longest transmission cable length The same as above MA remote controller cable length 7 8 200m 0 3 1 25 mm TB3 TB7 36 The second MA remote controller is connected with the terminal block TB15 for the MA remote controller of the same indoor unit IC as the first remote control 0 Example of a group operation with 2 or more outdoor units and a MA remote controller Address settings are necessary 51 M 02 J 05 TB3 TB5 TB15 TBS TB15 1 25 M1M2S MiM2S 1 2 MiM2S 12 QQQ Q QO Q QO TB5 15 MIM2S 12 QQQ 99r Examples of Transm
70. without spreading it in the air Note 2 The welded part can be removed easily by remov Photo 10 ing the right side panel Note 3 When installing the high pressure switch and low pressure switch cover them with a wet cloth to prevent them from heating 100 C or more then braze the pipes so that the inside of pipes are not oxidized 11 Removing the high pressure sensor 63HS 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove the electrical parts box See Photo 4 1 1 High pressure 4 Ei Remove 3 right side panel fixing screws 5 x 12 in the rear of the unit and remove the right side panel 5 Pull out the lead wire of high pressure sensor 6 Recover refrigerant 7 Remove the welded part of high pressure sensor Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the high pressure sensor cover it with a wet cloth to prevent it from heating 100 C or more then braze the pipes so that the inside of pipes oxidized High D 63H 99 OPERATING PROCEDURE PHOTOS 12 Removing the reactors ACL1 ACL2 ACL3 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove the 6 screws screw and 5 x 12 that fix the front panel and remove the front panel
71. 0 5 80 5 32 5 51 5 14 5 31 12 30 13 88 3 54 3 66 5 67 5 86 5 38 5 57 5 19 5 37 12 40 14 00 3 58 3 70 5 73 5 93 5 44 5 63 5 25 5 43 12 50 14 13 3 62 3 73 5 79 5 98 5 51 5 67 5 31 5 47 12 60 14 25 3 66 3 77 5 86 6 04 5 57 5 73 5 37 5 53 12 70 14 38 3 70 3 80 5 92 6 09 5 63 5 78 5 43 5 58 12 80 14 50 3 74 3 84 5 99 6 15 5 69 5 84 5 49 5 63 12 90 14 63 3 79 3 88 6 07 6 22 5 76 5 90 5 56 5 69 13 00 14 75 3 83 3 91 19 6 13 6 26 5 82 5 95 5 62 5 74 Total capacity of indoor units Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 20 5 2 6 PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS Before calculating the sum of total capacity of indoor units please convert the value into the KW model capacity following the formula on 5 1 1
72. 0 06 25 x 0 024 3 0 0 3kg rounded up 11 2 PRECAUTIONS AGAINST REFRIGERANT LEAKAGE 11 2 1 Introduction R410A refrigerant of this air conditioner is non toxic and non flammable but leaking of large amount from an indoor unit into the room where the unit is installed may be deleterious To prevent possible injury the rooms should be large enough to keep the R410A concentration specified by KHK a high pressure gas safety association installation guide lines 50010 as follows Maximum concentration Maximum refrigerant concentration of R410A of a room is 0 3 kg m accordance with the installation guidelines To facilitate calculation the maximum concentration is expressed in units of kg m kg of R410A per m Maximum concentration of R410A 0 3kg m KHK installation guidelines 50010 Outdoor unit Direction _ Of refrigerant flow Branch box Indoor unit All refrigerant of this system will leak out to this room if there is leakage at this indoor unit 11 2 2 Confirming procedure of R410A concentration Follow 1 to 3 to confirm the R410A concentration and take appropriate treatment if necessary 1 Calculate total refrigerant amount by each refrig erant system Total refrigerant amount is precharged refrigerant at ex factory plus additional charged amount at field installation Note When single refrigeration system consists of several inde pendent refrigeration ci
73. 00VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS OUTDOOR CONTROLLER BOARD C B has been changed Corresponding to the additional combination of PEFY P VMA E 2 SAFETY PRECAUTION 2 1 CAUTIONS RELATED NEW REFRIGERANT Cautions for units utilizing refrigerant R410A Use new refrigerant pipes Do not use refrigerant other than R410A Avoid using thin pipes If other refrigerant R22 etc is used chlorine in refrige rant can cause deterioration of refrigerant oil etc Make sure that the inside and outside of refrige rant piping is clean and it has no contaminants such as sulfur oxides dirt shaving particles etc which are hazard to refrigerant cycle In addition use pipes with specified thickness Use a vacuum pump with a reverse flow check valve Vacuum pump oil may flow back into refrigerant cycle and that can cause deterioration of refrigerant oil etc Contamination inside refrigerant piping can cause deterio ration of refrigerant oil etc Use the following tools specifically designed for use with R410A refrigerant Store the piping to be used indoors during installation and both ends of the piping sealed until just before brazing Leave elbow joints etc in their packaging If dirt dust or moisture enters into refrigerant cycle that can cause deterioration of refrige
74. 1 23 1 195 16 08 18 50 5 46 25 2 24 1 23 1 196 16 09 18 51 5 46 25 2 24 1 23 1 197 16 11 18 52 5 46 25 3 24 2 23 1 198 16 12 18 54 5 47 25 3 24 2 6 23 2 199 16 14 18 55 5 47 25 3 3 24 2 23 2 200 16 15 18 56 5 47 25 3 24 2 23 2 201 16 16 18 57 5 48 8 25 3 24 2 23 2 202 16 18 18 59 5 48 i 25 3 24 2 23 2 203 16 19 18 60 5 48 25 3 i 24 2 23 2 204 16 21 18 61 5 48 25 3 24 2 23 2 205 16 22 18 62 5 49 25 4 3 24 3 23 2 206 16 24 18 64 5 49 5 25 4 24 3 23 3 16 25 18 65 5 49 25 4 f 24 3 23 3 208 16 27 18 66 5 49 25 4 24 3 23 3 16 5 2 4 PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS Before calculating the sum of total capacity of indoor units please convert the value into the KW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 56 5 60 6 30 1 57 1 87 2 52 3 00 2 39 2 85 2 31 2 75 1 59 1 90 2 55 3 05 2 42 2 89 2 34 2 79 1 62 1 92 2 60 3 08 2 47 2 93 2 38 2 82 1 64 1 95 2 63 3 13 2 50 2 97 2 41 2 86 1 66 1 98 2 66 3 17 2 53 3 02 2
75. 11 25 3 04 3 40 4 87 5 44 4 63 5 18 4 46 4 99 102 10 20 11 37 3 07 3 43 4 91 5 49 4 67 5 22 4 51 5 03 103 10 30 11 48 3 11 3 47 4 98 5 55 4 74 5 28 4 56 5 09 104 10 40 11 60 3 14 3 50 5 03 5 60 4 78 5 33 4 61 5 14 105 10 50 11 71 3 18 3 53 5 09 5 65 4 84 5 37 4 67 5 18 106 10 60 11 82 3 22 3 57 5 15 5 71 4 90 5 43 4 73 5 24 107 10 70 11 94 3 26 3 60 5 22 5 76 4 96 5 48 4 78 5 28 108 10 80 12 05 3 29 3 63 5 27 5 81 5 01 5 53 4 83 5 33 109 10 90 12 17 3 33 3 67 5 33 5 87 5 07 5 59 4 89 5 39 110 11 00 12 28 3 37 3 70 5 39 5 92 5 13 5 63 4 95 5 43 111 11 10 12 39 3 41 3 74 5 46 5 99 5 19 5 69 5 00 5 49 112 11 20 12 51 3 45 3 77 5 52 6 03 5 25 5 74 5 06 5 53 113 11 30 12 63 3 48 3 80 5 57 6 08 5 30 5 78 5 11 5 58 114 11 40 12 75 3 52 3 84 5 63 6 15 5 36 5 85 5 17 5 63 115 11 50 12 88 3 56 3 87 5 70 6 19 5 42 5 89 5 22 5 68 116 11 60 13 00 3 60 3 91 5 76 6 26 5 48 5 95 5 28 5 74 117 11 70 13 13 3 64 3 94 5 83 6 31 5 54 6 00 5 34 5 78 118 11 80 13 25 3 68 3 98 5 89 6 37 5 60 6 06 5 40 5 84 119 11 90 13 38 3 72 4 01 5 95 6 42 5 66 6 10 5 46 5 88 120 12 00 13 50 3 76 4 05 6 02 6 48 5 72 6 16 5 52 5 94 121 12 10 13 63 3 80 4 08 6 08 6 53 5 78 6 21 5 58 5 99 122 12 20 13 75 3 84 4 12 6 15 6 59 5 85 6 27 5 63 6 04 123 12 30 13 88 3 88 4 15 6 21 6 64 5 91 6 32 5 69 6 09 124 12 40 14 00 3 92 4 19 6 27 6 71 5 97 6 38 5 75 6 15 125 12 50 14 13 3 97 4 22 6 35 6 75 6 04 6 42 5 82 6 19 126 12 60 14 25 4 01 4 26 6 42 6 82 6 10 6 48 5 88 6 25 127 12 70 14 38 4 05 4 29 6
76. 15 C 5 59 F Indoor unit Total capacity 50 130 of outdoor unit capacity connectable Model Quantity P15 125 1 8 15 P140 1 10 15 P140 1 12 Noise level measured in anechoic room 49 51 50 52 51 53 Diameter of Liquid High press refrigerant pipe External finish Gas Low press 29 52 03 8 Liquid 215 88 05 8 Gas 09 52 93 8 Liquid 215 88 05 8 Gas Galvanized steel sheet lt MUNSELL 3Y 7 8 1 1 gt 99 52 93 8 Liquid 215 88 05 8 Gas External dimension W x D 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 Net weight 129 284 Ib 129 284 Ib 129 284 Ib Heat exchanger Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Compressor Type Inverter scroll hermetic comp Inverter scroll hermetic comp Inverter scroll hermetic comp Manufacturer MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 2 2 2 9 3 3 Case heater Lubricant FV508 x 2 3L FV508 x 2 3 FV50S x 2 3 Air flow rate cfm 100 1667 3532 100 1667 3532 100 1667 3532 External static press 0Pa 0Pa 0 Pa Type x Quantity Propeller fan x 2 Pr
77. 15 5 35 C 2 Thermo off FAN mode automatically starts if the outdoor temp is lower than 21 C D B 8 Thermo off FAN mode automatically starts if the outdoor temp is higher than 20 C D B P140 D B 5 20C 3 7 SPECIFICATIONS Power source PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS e 220 230 240V 50Hz 1 phase 220V 60Hz Cooling capacity Nominal kcal h Btu h 11 2 9 600 38 200 14 0 12 000 47 800 15 5 13 300 52 900 kcal h 10 000 12 500 14 000 Power input kW 3 34 4 32 5 35 Current input A 15 4 14 8 14 1 15 4 20 0 19 1 18 3 20 0 24 7 23 6 22 7 24 7 COP kW kW 3 35 3 24 2 9 Temp range of Indoor W B 15 24 C 59 75 F cooling Outdoor D B 10 to 46 CD B 50 to 115 5 46 C 23 115 F FD B in case of connecting PKFY P15 P20 P25 type indoor unit Heating capacity Nominal kW 12 5 10 800 42 700 16 0 13 800 54 600 18 0 15 500 61 400 Power input 3 66 4 33 5 58 Current input 16 9 16 2 15 5 16 9 20 0 19 1 18 3 20 0 25 8 24 7 23 6 25 8 COP kW kW 3 42 3 69 3 23 Temp range of Indoor temp 15 27 C 59 81 F heating Outdoor temp 15
78. 2 Voltage among phases 10V 180V AC 69 Outdoor power circuit board PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125YHMBR 2 BS PUMY P140YHMBR2 BS CN5 CN4 Detection of Connect to the primary current outdoor controller Connect to the circuit board outdoor noise filter CN4 circuit board CNCT CN7 Connect to the outdoor converter circuit board CN7 Brief check of POWER MODULE x Usually each point is in a state of being short circuited if they are broken Measure the resistance in the following points connectors etc If they are short circuited it means that they are broken 1 Check of POWER MODULE Check of DIODE circuit 11 L2 IP1I IES HIP1 L1 IN1 22 N1 Check of IGBT circuit 2 2 P2 W N2 UJ 2 IN2i IW Note The marks 11 12 3 N1j IP1 2 LU and W shown in the diagram not actually printed on the board LS NT CN2 Connect to the outdoor controller circuit board CN2 O O Power circuit board Transmitting signal to the controller board 0 5V DC 9 9 Zero cross signal 0 5V DC G G Notused 9 0
79. 2 or Low pressure saturated temp sensor trouble TH6 Check delay code 1211 Gas pipe temperature sensor trouble TH23 Piping temperature sensor trouble TH3 Check delay code 1205 Outdoor temperature sensor trouble TH7 Check delay code 1221 Heatsink temperature sensor trouble TH8 Check delay code 1214 Pressure sensor trouble 63HS Check delay code 1402 Curnent sensor trouble Check delay code 4310 Contact failure of drain float switch Duplicated unit address setting Only M NET Remote controller is detected Transmission error Transmission processor hardware error y M NET Remote controller is detected Transmission error Transmission route BUSY y M NET Remote controller is detected Transmission and reception error Communication trouble with transmission processor O O OJOOOOO O Remote controller is detected Transmission and reception error No ACK error y M NET Remote controller is detected Transmission and reception error No response error M NET Remote controller is detected MA communication receive signal error no receive signal y MA Remote controller is detected MA commnication send signal error starting bit derection error Only MA Remote controller is detected MA commnication send error H W error Only MA Remote controller is d
80. 39 3 62 4 17 3 49 4 02 87 8 70 9 70 2 41 2 77 3 86 4 44 3 67 4 22 3 54 4 07 88 8 80 9 80 2 44 2 80 3 91 4 49 3 72 4 26 3 58 4 11 89 8 90 9 90 2 47 2 83 3 96 4 54 3 76 4 31 3 63 4 15 90 9 00 10 00 2 51 2 86 4 02 4 58 3 82 4 35 3 68 4 20 91 9 10 10 10 2 54 2 90 4 07 4 65 3 87 4 42 3 73 4 26 92 9 20 10 22 2 57 2 93 4 12 4 70 3 91 4 46 3 77 4 30 93 9 30 10 33 2 60 2 96 4 16 4 74 3 96 4 51 3 82 4 34 94 9 40 10 45 2 64 3 00 4 23 4 81 4 02 4 57 3 88 4 40 95 9 50 10 56 2 67 3 03 4 28 4 86 4 07 4 61 3 92 4 45 96 9 60 10 67 2 71 3 06 4 34 4 90 4 13 4 66 3 98 4 49 97 9 70 10 79 2 74 3 10 4 39 4 97 4 17 4 72 4 02 4 55 98 9 80 10 90 2 78 3 13 4 45 5 02 4 23 4 77 4 08 4 59 99 9 90 11 02 2 81 3 17 4 50 5 08 4 28 4 83 4 12 4 65 10 00 11 13 2 85 3 20 4 56 5 13 4 34 4 87 4 18 4 70 10 10 11 24 2 88 3 24 4 61 5 19 4 39 4 93 4 23 4 75 10 20 11 36 2 92 3 27 4 67 5 24 4 45 4 98 4 29 4 80 10 30 11 47 2 96 3 31 4 74 5 30 4 51 5 04 4 34 4 86 10 40 11 59 2 99 3 34 4 79 5 35 4 55 5 08 4 39 4 90 10 50 11 70 3 03 3 38 4 85 5 42 4 61 5 15 4 45 4 96 10 60 11 81 3 07 3 41 4 91 5 46 4 67 5 19 4 51 5 00 10 70 11 93 3 11 3 45 4 98 5 53 4 74 5 25 4 56 5 06 10 80 12 04 3 14 3 48 5 03 5 58 4 78 5 30 4 61 5 11 10 90 12 16 3 18 3 52 5 09 5 64 4 84 5 36 4 67 5 17 11 00 12 27 3 22 3 56 5 15 5 70 4 90 5 42 4 73 5 22 11 10 12 38 3 26 3 59 5 22 5 75 4 96 5 47 4 78 5 27 11 20 12 50 3 30 3 63 5 28 5 81 5 02 5 52 4 84 5 32 11 22 12 51 3 31 3 62 5 30 5 80 5 04 5 51 4 86 5 31 11 24 12 53 3 31 3 61
81. 4 16 2 3 80 17 5 16 4 3 84 17 7 16 6 3 87 17 9 16 7 3 91 5 18 0 16 9 3 95 18 2 17 1 13 Total capacity of Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 14 5 2 3 PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS Before calculating the sum of total capacity of indoor units please convert the value into the KW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption KW Current A 220V Current A 230V Current A 240V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 80 8 00 2 35 10 9 10 4 10 0 81 8 10 2 38 11 0 10 5 10 1 82 8 20 2 41 11 1 10 7 10 2 83 8 30 2 44 11 3 10 8 10 3 84 8 40 2 48 11 5 11 0 10 5 85 8 50 2 51 i 11 6 11 1 10 6 86 8 60 2 54 11 7 11 2 10 8 87 8 70 2 57 11 9 11 4 i 10 9 88 8 80 2 61 12 1 11 5 11 1
82. 40 C during defrosting and discharge compressor temperature thermistor TH4 exceeds 110 C Over heated compressor operation caused by shortage of refrigerant Defective operation of stop valve G Defective thermistor Defective outdoor controller board Defective action of linear expansion valve Check intake super heat Check leakage of refrigerant Charge additional refrigerant Q Check if stop valve is full open Turn the power off and check if 5101 is displayed when the power is put again When 5101 is displayed refer to Check points for 5101 Check linear expansion valve Low pressure 63L operated Abnormal if 63L is operated under 0 03MPa during compressor operation 63L Low pressure switch Stop valve of outdoor unit is closed during operation Disconnection or loose connection of connector 63L on outdoor controller board Disconnection or loose connection of 63L Defective outdoor controller board Leakage or shortage of refrigerant Malfunction of linear expansion valve D Check stop valve Check the connector 63L on outdoor controller board Correct to proper amount of refrigerant amp Check linear expansion valve 1 High pressure High pressure switch 63H operated Abnormal if high pressure switch 63H operated X during compressor operation 4 15 MPa 63H High pressure switch 2 High pressure High pressure sensor 63HS d
83. 44 2 91 1 69 2 00 2 71 3 21 2 58 3 05 2 48 2 94 62 6 20 6 98 1 71 2 03 2 74 3 26 2 61 3 09 2 51 2 98 63 6 30 7 09 1 74 2 06 2 79 3 30 2 65 3 14 2 56 3 02 64 6 40 7 20 1 76 2 08 2 82 3 34 2 68 3 17 2 59 3 05 1 1 1 1 1 1 1 1 57 5 70 6 41 58 5 80 6 53 59 5 90 6 64 60 6 00 6 75 61 6 10 6 87 65 6 50 7 32 18 2 11 2 85 3 38 2 71 3 21 2 61 3 10 66 6 60 7 43 81 2 14 2 90 3 43 2 76 3 26 2 66 3 14 67 6 70 7 54 83 2 17 2 93 3 48 2 79 3 31 2 69 3 19 68 6 80 7 66 86 2 20 2 98 3 53 2 83 3 35 2 73 3 23 69 6 90 7 77 89 2 22 3 03 3 56 2 88 3 38 2 78 3 26 70 7 00 7 88 91 2 25 3 06 3 61 2 91 3 43 2 81 3 30 71 7 10 8 00 94 2 28 3 11 3 66 2 96 3 47 2 85 3 35 72 7 20 8 11 97 2 31 3 16 3 70 3 00 3 52 2 89 3 39 73 7 30 8 22 1 99 2 34 3 19 3 75 3 03 3 56 2 92 3 44 74 7 40 8 33 2 02 2 37 3 24 3 80 3 08 3 61 2 97 3 48 75 7 50 8 44 2 05 2 40 3 28 3 85 3 12 3 66 3 01 3 52 76 7 60 8 56 2 08 2 43 3 33 3 90 3 17 3 70 3 05 3 57 77 7 70 8 67 2 11 2 46 3 38 3 94 3 21 3 75 3 10 3 61 78 7 80 8 78 2 13 2 49 3 41 3 99 3 24 3 79 3 13 3 66 79 7 90 8 89 2 16 2 52 3 46 4 04 3 29 3 84 3 17 3 70 80 8 00 9 00 2 19 2 55 3 51 4 09 3 34 3 88 3 22 3 74 81 8 10 9 10 2 22 2 58 3 56 4 14 3 38 3 93 3 26 3 79 82 8 20 9 20 2 25 2 61 3 60 4 18 3 43 3 97 3 30 3 83 83 8 30 9 30 2 28 2 64 3 65 4 23 3 47 4 02 3 35 3 88 84 8 40 9 40 2 31 2 67 3 70 4 28 3 52 4 07 3 39 3 92 85 8 50 9 50 2 35 2 70 3 76 4 33 3 58 4 11 3 45 3 96 86 8 60 9 60 2 38 2 74 3 81 4
84. 48 6 87 6 16 6 53 5 94 6 29 128 12 80 14 50 4 09 4 33 6 55 6 93 6 23 6 59 6 00 6 35 129 12 90 14 63 4 13 4 36 6 61 6 98 6 29 6 64 6 06 6 40 130 13 00 14 75 4 18 4 40 6 69 7 04 6 36 6 70 6 13 6 46 131 13 10 14 88 4 22 4 44 6 75 7 11 6 42 6 76 6 19 6 51 132 13 20 15 00 4 26 4 47 6 82 7 15 6 48 6 80 6 25 6 56 133 13 30 15 13 4 31 4 51 6 90 7 22 6 56 6 86 6 32 6 62 134 13 40 15 25 4 35 4 54 6 96 7 27 6 62 6 91 6 38 6 66 135 13 50 15 38 4 39 4 58 7 03 7 33 6 68 6 97 6 44 6 72 136 13 60 15 50 4 44 4 62 7 11 7 39 6 76 7 03 6 51 6 78 137 13 70 15 63 4 48 4 65 7 17 7 44 6 82 7 08 6 57 6 82 138 13 80 15 75 4 53 4 69 7 25 7 51 6 89 7 14 6 65 6 88 139 13 90 15 88 4 57 4 73 7 31 7 57 6 96 7 20 6 70 6 94 140 14 00 16 00 4 62 4 76 7 39 7 62 7 03 7 24 6 78 6 98 141 14 10 16 13 4 66 4 80 7 46 7 68 7 09 7 31 6 84 7 04 142 14 20 16 26 4 71 4 84 7 54 7 75 7 17 7 37 6 91 7 10 143 14 30 16 40 4 76 4 87 7 62 7 79 7 24 7 41 6 98 7 14 21 Total capacity of Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 144 14 40 16 53 4 80 4 91 7 68 7 86 7 31 7 47 7 04 7 20 145 14 50 16 66 4 85 4 95 7
85. 5 30 5 78 5 04 5 50 4 86 5 30 11 26 12 54 3 32 3 60 5 31 5 77 5 05 5 48 4 87 5 28 11 28 12 55 3 32 3 59 5 31 5 75 5 05 5 47 4 87 5 27 11 30 12 56 3 32 3 58 5 31 5 74 5 05 5 45 4 87 5 25 11 32 12 57 3 33 3 56 5 33 5 70 5 07 5 42 4 89 5 22 11 34 12 58 3 33 3 55 5 33 5 69 5 07 5 40 4 89 5 21 11 36 12 60 3 34 3 54 5 35 5 67 5 08 5 39 4 90 5 19 17 Total capacity of indoor units Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 18 5 2 5 PUMY P125YHMB BS Before calculating the sum of total capacity of indoor units please convert the value into the kW model capacity following the formula on 5 1 1 Total capacity of indoor units Capacity kW PUMY P125YHMBR1 BS Power Consumption kW Current A 380V PUMY P125YHMBR2 BS Current A 400V Current A 415V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 70 7 00 7 88 1 80 2 04 2 88 3 27 2 74 3 10 2 64 3 00
86. 8 23 7 22 7 161 15 58 18 07 5 37 24 8 23 7 22 7 162 15 60 18 09 5 37 24 8 z 23 7 22 7 163 15 61 18 10 5 37 i 24 8 23 7 22 8 164 15 62 18 11 5 37 3 24 8 23 8 4 22 8 165 15 64 18 12 5 38 24 8 23 8 22 8 166 15 65 18 14 5 38 24 9 i 23 8 22 8 167 15 67 18 15 5 38 24 9 23 8 22 8 168 15 68 18 16 5 38 24 9 23 8 22 8 169 15 70 18 17 5 39 24 9 23 8 22 8 170 15 71 18 19 5 39 24 9 23 8 22 8 171 15 73 18 20 5 39 24 9 i 23 8 22 8 172 15 74 18 21 5 40 24 9 23 9 22 9 173 15 76 18 22 5 40 24 9 23 9 22 9 174 15 77 18 24 5 40 25 0 5 23 9 8 22 9 175 15 79 18 25 5 40 25 0 23 9 22 9 176 15 80 18 26 5 41 25 0 23 9 f 22 9 177 15 81 18 27 5 41 25 0 23 9 22 9 178 15 63 18 29 5 41 25 0 23 9 2 22 9 179 15 84 18 30 5 41 25 0 23 9 22 9 180 15 86 18 31 5 42 25 0 23 9 23 0 181 15 87 18 32 5 42 i 25 0 24 0 23 0 182 15 89 18 34 5 42 25 1 24 0 23 0 183 15 90 18 35 5 43 25 1 5 24 0 23 0 184 15 92 18 36 5 43 25 1 24 0 23 0 185 15 93 18 37 5 43 25 1 24 0 23 0 186 15 95 18 39 5 43 25 1 24 0 23 0 187 15 96 18 40 5 44 E 25 1 24 0 3 23 0 188 15 97 18 41 5 44 25 1 2 24 0 i 23 0 189 15 99 18 42 5 44 25 2 5 24 1 23 1 190 16 00 18 44 5 45 25 2 24 1 23 1 191 16 02 18 45 5 45 25 2 24 1 23 1 192 16 03 18 46 5 45 25 2 24 1 23 1 193 16 05 18 47 5 45 25 2 24 1 2 23 1 194 16 06 18 49 5 46 25 2 24
87. ATING 53 o e PUMY P140YHMBR1 5 PUMY P140YHMBR2 BS 90 8 S 80 8 Pies m E io T 1 60 NN _ F 1NC 60 i S NS 2 8 N WE 40 a a 3 E 2 i 30 X F 1 ine a 20 APPROXIMATE pti HEARINGFOR 2 i fica E CONTINUOUS T d o NOISE E 10 X T 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS sPL aB PUMY P125YHMB BS PUMY P125YHMBR1 BS COOLING 50 HEATING _ 52 o _e PUMY P125YHMBR2 BS 90 80 0 0002 ubar 70 60 50 40 30 20 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB m E N APPROXIMATE T HRESHOLD OF HEARING FOR CONTINUOUS NC 20 T T 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz MICROPHONE 1 5 1 UNIT K 25 2 GROUND OUTLINES AND DIMENSIONS 6 Unit mm woog 9 ozz 0
88. Contact failure of remote controller or indoor unit transmission line 3 Indoor unit transmission connector CN2M disconnection 4 Sending receiving signal circuit failure in the indoor unit or remote controller 54 Turn off power supply of outdoor unit indoor unit fresh master and lossnay for 2 minutes or more at the same time Then turn on power supply It recovers normally from the malfunction that happens by chance Check the address switch of the address which causes abnormality Check whether the transmission line is connected loosen or not at origin Terminal board or connector 4 Check whether the transmission line tolerance is over or not Check whether the kind of transmission line is mistaken or not When there is any trouble from above turn off power supply of outdoor unit indoor unit and lossnay for 2 minutes or more at the same time Then turn on power supply When there is not any trouble in single refrigerant system 1 outdoor unit from above Q G controller defective in displayed address and attribute When there is not any trouble in different refrigerant system 2 outdoor unit or more from above Q G determine it after When the address which should not exist is an origin since there is the indoor unit which memorizes the address data cancel the unnecessary address data by the manual setting function of remote controller However they are limited to the
89. FF for 15 seconds When the float switch remains to be turned ON for 3 minutes after detected to be in the water the drain pump is judged to be abnormal and 2502 will be displayed It takes 3 minutes and 15 seconds to detect abnormality including the time to judge to be in the water G The unit continue to detect abnormality while turned off When the conditions below 1 2 and forced outdoor unit stop condition are met 1 Detected that liquid pipe temperature room temperature 10deg 18 F for 30 minutes constantly 2 Float switch detects to be in the water for 15 minutes constantly Before Forced outdoor unit stop condition is met the unit always detects above The indoor unit detecting above stops due to detecting abnormality the outdoor unit in same refrigerant system compressor is inhibited to operate The unit which stops due to detecting abnormality displays 2502 amp Detection timing of forced outdoor unit stop Constantly detected during unit operation and stop Releasing of forced outdoor unit stop Reset power supply of both abnormal indoor unit and its outdoor unit in same refrigerant system Forced outdoor unit stop cannot be released by remote controller OFF NOTE Above mentioned 0 9 and are detected independently Malfunction of drain pump Defective drain Clogged drain pump Clogged drain pipe Defective moving part of float switch Foreign matter on
90. HS OS ZOl LLOLLOLL HS OS 99 LLOLLOLO gx 6 pel z eyep Aejdsip uo fejdsiq apow ejds q 8 96 LMS 83 10 ELECTRICAL WIRING This chapter provides an introduction to electrical wiring for the CITY MULTI S series together with notes concerning power wiring wiring for control transmission wires and remote controller wires and the frequency converter 10 1 OVERVIEW OF POWER WIRING 1 Use a separate power supply for the outdoor unit and indoor unit 2 Bear in mind ambient conditions ambient temperature direct sunlight rain water etc when proceeding with the wiring and connections 3 The wire size is the minimum value for metal conduit wiring The power cord size should be 1 rank thicker consideration of voltage drops Make sure the power supply voltage does not drop more than 10 4 Specific wiring requirements should adhere to the wiring regulations of the region 5 Power supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord design 60245 IEC57 For example use wiring such as YZW 6 Install an earth longer than other cables A Warning Be sure to use specified wires to connect so that no external force is imparted to terminal connections If connections are not fixed firmly it may cause heating or fire Be sure to use the appropriate type of over
91. ILTER SWITCH button CS 655 COlC DO AIR DIRECTION button 38 0 CHECK TEST CY C22 TEST RUN button t LOUVER button Control panel FAN SPEED button Operation procedure Turn on the main power supply of all units at least 12 hours before test run HO appears on display panel for 3 min 12 hours later press TEST RUN button twice to perform test run TEST RUN appears on display panel Press OPERATION SWITCH button to make sure that air blows out Select Cooling or Heating by OPERATION SWITCH button to make sure that cool or warm air blows out Press Fan speed button to make sure that fan speed is changed by the button Press AIR DIRECTION button or LOUVER button to make sure that air direction is adjustable horizontal downward upward and each angle Check outdoor fans for normal operation Check interlocked devices like ventilator for normal operation if any This is the end of test run operation Press ON OFF button to stop and cancel test run ee 9 elejo e eo NOTE 1 If error code appears on remote controller or remote controller malfunctions refer to 9 1 3 Countermeasures for Error During Run NOTE 2 During test run operation 2 hour off timer activates automatically and remaining time is on remote controller and test run stops 2 hours later NOTE 3 During test run the indoor liquid pipe temperature is displayed on remote controller inste
92. L2 OU L3 OU Connect to the ACL1 ACL2 ACL3 Connect to the outdoor power circuit board TB L1 L2 L3 71 Transmission power board PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS CN1 Connect to the outdoor noise filter circuit board O 220 240V AC CN2 Connect to the outdoor multi controller board 24 30V DC 24 30V DC oe ef a n Lu m b v eg lt o e o e gt en e e Oo a Outdoor noise filter circuit board PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS CNAC2 220 240V Connect to the outdoor control ler circuit board CNAO CNAC1 220 240V AC Connect to the M NET power circuit board ito Connect to the earth o 4E XE CN5 52C driving signal Connect to the outdoor controller circuit board CNLVB
93. MITSUBISHI ELECTRIC SPLIT TYPE HEAT PUMP AIR CONDITIONERS Model name lt Outdoor unit gt PUMY P100VHMB PUMY P125VHMB PUMY P140VHMB PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100YHMB PUMY P125YHMB PUMY P140YHMB PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS Service Ref PUMY P100VHMB PUMY P125VHMB PUMY P140VHMB PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100YHMB PUMY P125YHMB PUMY P140YHMB PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS PUMY P100VHMBR1 PUMY P125VHMBR1 PUMY P140VHMBR1 PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 PUMY P125YHMBR1 PUMY P140YHMBR1 PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS Changes for the Better September 2010 No OCH446 REVISED EDITION B HFC utilized TECHNICAL amp SERVICE MANUAL PUMY P100VHMBR2 PUMY P125VHMBR2 PUMY P140VHMBR2 PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS PUMY P100YHMBR2 PUMY P125YHMBR2 PUMY P140YHMBR2 PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS Model name indication CONTENTS 1 TECHNICAL CHANGE eese 2 2 SAFETY 3 3 OVERVIEW OF UNITS eres 6 TJESPEGIEIGATIONSS
94. SERRE 8 Seu 10 6 OUTLINES AND 26 7 WIRING 27 8 NECESSARY CONDITIONS FOR SYSTEM CONSTRUCTION 29 9 TROUBLESHOOTING enn 39 10 ELECTRICAL 121111010 84 11 REFRIGERANT PIPING TASKS 87 12 DISASSEMBLY 91 PARTS CATALOG OCB446 Revision PUMY P100 125 140V YHMBR2 BS are added in REVISED EDITION B Some descriptions have been modified Please void OCH446 REVISED EDITION A NOTE This service manual describes technical data of outdoor unit As for indoor units refer to its service manual RoHS compliant products have lt G gt mark on spec name plate For servicing of RoHS compliant products refer to RoHS PARTS LIST 1 TECHNICAL CHANGE PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS THERMISTOR has been changed Discharge thermistor Compressor thermistor COMPRESSOR has been changed PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS VVVVVY PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS PUMY P1
95. STEM 10 5 1 Example using a M NET remote controller Breaker for Wiring and Current Leakage Power supply 3 phase 4 wire 50Hz 380 400 415V Outdoor unit Grounded ToABreakerfor Wiring 9 999 39Topeeee9 T eee Lop oases Lh Power supply and Current Leakage Pull box Single phase 50Hz 220 230 240 77 1 77 7 1 25mm x 2 1 6 x 2 E Ly 1 6mm x 2 gt Group operation Indoor unit 0 5 1 25mm x 2 gt Remote controller wire 85 10 6 METHOD FOR OBTAINING ELECTRICAL CHARACTERISTICS WHEN CAPACITY AGREEMENT IS TO BE SIGNED WITH AN ELECTRIC POWER COMPANY The electrical characteristics of connected indoor unit system for air conditioning systems including the MULTI S series will depend on the arrangement of the indoor and outdoor units First read the data on the selected indoor and outdoor units and then use the following formulas to calculate the electrical characteristics before applying for a capacity agreement with the local electric power company 10 6 1 Obtaining the electrical characteristics of a CITY MULTI S series system 1 Procedure for obtaining total power consumption Page numbers in this technical manual Power consumption Total power consumption of each indoor unit See the technical manual of each indoor unit 1 Power consumption of outdoor unit Standard capacity table Refer to 5 2
96. SW5 8 Countermeasure against room temperature rise for indoor unit in FAN COOL and thermo OFF heating mode 62 Can be set when off or during operation Initial settings 12345678 ON OFF Function The black square indicates a switch position Operation in Each Switch Setting ON OFF When to Set Remarks c o o o B 3 SW6 function switching Switch of current limitation reading in a different way Enable Normal Before turning the power on Restriction of maximum frequency Enable Normal Ignore refrigerant filling abnormality Enable Normal Switching the target discharge pressure Pdm Enable Normal Switching 1 the target evaporation temperature ETm Enable Normal Switching 2 the target evaporation temperature ETm Enable Normal Can be set when off or during operation Initial settings HEEREREEN OFF 12345678 SW7 function switching Ignore current sensor abnormality Enable Normal Before turning the power on Forced defrost Forced defrost Normal During compressor running in heating mode Initial settings 7 CN OFF 123456 SW8 function switching Silent mode Demand Control Selection see next page Demand Control Silent mode Change of defrosting control Enable For high hum
97. TY DIAGRAM 1 Capacity of indoor unit Model Number for indoor unit Model 15 Model 20 Model 25 Model 32 Model 40 Model 50 Model 63 Model 71 Model 80 Model 100 Model 125 Model 140 Model Capacity 2 Sample calculation System assembled from indoor and outdoor unit in this example the total capacity of the indoor units is greater than that of the outdoor unit Outdoor unit PUMY P125YHMB Indoor unit PKFY P25VBM E x 2 PLFY P50VLMD E 2 9 According to the conditions D the total capacity of the indoor unit will be 28 x 2 56 x 2 168 The following figures are obtained from the 168 total capacity row of the standard capacity diagram 5 2 Capacity kW Outdoor unit power consumption KW Outdoor unit current A 400V Cooling Heating Cooling Heating Cooling Heating 14 60 16 33 4 34 3 95 6 59 6 01 5 1 2 Method for obtaining the heating and cooling capacity of an indoor unit model capacity 1 Th ity of h indoor unit kW th i CABIN QE CAC UAI HON Gy sane total model capacity of all indoor units 2 Sample calculation using the system described above in 5 1 1 2 During cooling During heating The total model capacity of the indoor unit is The total model capacity of indoor unit is 2 8 x 2 5 6 x 2 16 8kW 3 2 X 2 4 6 3 x 2219 0 Therefore the capacity of PKFY P25VBM E and Therefore
98. Unit First Branch Indoor unit Total Piping Length A a b c d 120m Permissible Farthest Piping Length L A d 80m Length Farthest Piping Length After First Branch 2 dis 30 meters or less Permissible High High Low Difference in Indoor Outdoor Section 50 meters or less If the outdoor unit is lower 20 meters or less Low Difference High Low Difference in Indoor Indoor Section h 12 meters or less W Selecting the Refrigerant Branch Kit Please select branching kit which is sold separately from the table below The kit comprises sets for use with liquid pipes and for use with gas pipes Branch header 4 branches Branch header 8 branches CMY Y64 G E CMY Y68 G E W Select Each Section of Refrigerant Piping 1 Section From Outdoor Unit to First Branch A 2 Sections From Branch to Indoor Unit a b c d Each Section of Piping Select the size from the table to the right 1 Refrigerant Piping Diameter In Section From Outdoor Unit to First Branch Out door Unit Piping Diameter 2 Refrigerant Piping Diameter In Section From Branch to Indoor Unit Indoor Unit Piping Diameter Model Piping Diameter mm Model number Piping Diameter mm PUMY P100 140 Liquid Line 49 52 Liquid Line _ 46 35 Gas Line 15 88 50 or lower Gas Line 12 7 Liquid Line 9 52 Gas Line 15 88
99. Y P100 125 140VHMB BS PUMY P100 125 140VHMBR1 BS Minimum Wire Thickness mm Main Cable Branch Ground 5 5 6 5 5 6 PUMY P100 125 140VHMBR2 BS Breaker for Wiring 1 32A Power Supply 2 IN AC 220 230 240V 50Hz N AC 220V 60Hz N AC 220 230 240V 50Hz N AC 220V 60Hz 1 5 1 5 1 5 15A 15 30 mA 0 1 sec or less 1 A breaker with at least 3 0mm contact separation in each pole shall be provided Use earth leakage breaker NV 2 Max Permissive system Impedance 0 22 Q PUMY P100 125 140 YHMB BS PUMY P100 125 140 YHMBR1 BS Breaker for Current Leakage Outdoor Unit 100 140 32 30 mA 0 1 sec or less Indoor Unit PUMY P100 125 140YHMBR2 BS Power Supply l Minimum Wire Thickness mm Breaker for Breaker for Current Model Main Cable Branch Ground Wiring 1 Leakage Outdoor Unit P100 140 3N AC380 400 415V 50Hz 1 5 1 5 16A 16A 30 mA 0 1 sec or less Indoor Unit N AC220 230 240V 50Hz 1 5 1 5 1 5 15A 15A 30 mA 0 1 sec or less 1 A breaker with at least 3 5mm contact separation in each pole shall be provided Use earth leakage breaker NV 84 10 3 DESIGN FOR CONTROL WIRING Please note that the types and numbers of control wires needed by the CITY MULTI S series will depend on the remote controllers and whether they are linked with the system 10 3 1 Selection number of control wires M NET remote controller Remote
100. Y P125YHMB BS PUMY P140YHMB BS PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS Switch Function The black square indicates a switch position Operation in Each Switch Setting ON OFF When to Set Remarks SW U1 1s digit SW U2 10ths digit Rotary switch SWU2 10ths digit 51077 SWU1 1s digit Before turning the power on Initial settings 907 SWU2 SWU1 10ths digit 1s digit SW1 Digital Display Switching ON OFF 1234567 8 Can be set either during operation or not Initial settings ON OFF 12345678 Sw2 Function Switching Selects operating system startup With centralized controller Without centralized controller Connection Information Clear Switch Clear Do not clear Before turning the power on Abnormal data clear switch input Clear abnormal data Normal OFF to ON any time after the power is turned on Pump down Run adjustment mode Normal During compressor running Auto change over from Remote controller Enable Disable Before turning the power on Initial settings PERCHE 123456 ON OFF SW3 Trial
101. ad of room temperature NOTE 4 Depending on a model This function is not available appears when air direction button is pressed However this is not malfunction 39 9 1 2 Special Function Operation and Settings for M NET Remote Controller It is necessary to perform group settings and paired settings at making group settings of different refrigerant systems multiple outdoor unit A Group settings Enter the indoor unit controlled by the remote controller check the content of entries and clear entries etc B Paired settings Used to set the linked operation of a Lossnay unit 1 Entering address Follow the steps below to enter the addresses of the indoor unit using the remote controller a Group settings Turning off the remote controller Press the ON OFF button to stop operation the indicator light will go off e Changing to indoor unit address display mode If the FILTER and xx buttons on the remote controller are pressed simul taneously and held for 2 seconds the display shown in Figure 1 will appear Changing address Press the temperature adjustment C4 Cv buttons to change the displayed address to the address to be entered Entering the displayed address Press the TEST RUN button to enter the indoor unit with the displayed address The type of the unit will be displayed as shown in Figure 2 if entry is completed normally If a selected indoor unit does not exist an error signal will
102. anel See Figure 1 3 Remove 2 front cover panel fixing screws 5 x 12 and remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 12 and remove the back cover panel 5 Remove the electrical parts box See Photo 4 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x16 and then remove the valve bed 7 Remove 3 right side panel fixing screw 5 x 12 in the rear of the unit and then remove the right side panel 8 Recover refrigerant 9 Remove 4 welded pipes of power receiver inlet and outlet 10 Remove 2 receiver leg fixing screws 4 x 10 See Photo 13 Note Recover refrigerant without spreading it in the air 95 Photo 12 Accumulator leg fixing screws OUTDOOR UNIT PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P125YHMBR2 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS OPERATING PROCEDURE 1 Removing the service panel and top panel 1 Remove 3 service panel fixing screws 5 x 12 and slide the hook on the right downward to remove the service panel 2 Remove screws 3 for front 3 for rear 5 x 12 of the top panel and remove it PHOTOS amp ILLUSTRATION Top panel fixing screws Figure 1 m Top panel Service panel Grille fixing Screws Service panel fixing screws 2 Removing the fan motor MF1 MF2
103. aster is not on The transmission line of the indoor outdoor unit is connected to TB15 The transmission line of the indoor outdoor unit is shorted down or badly contacted The fuse on the indoor unit controller board is blown Check the part where the abnormality occurs The entire system In the entire refrigerant system G In same group only 1 indoor unit only In case of the entire system or in the entire refrigerant system Check the self diagnosis LED of the outdoor unit Check the items shown in the left that are related to the outdoor unit In case of in same group only or 1 indoor unit gt Check the items shown in the left that are related to the indoor unit 9 4 THE FOLLOWING SYMPTOM DO NOT REPRESENT TROUBLE EMERGENCY Symptom Display of remote controller CAUSE Even the cooling heating operation selection button is pressed the indoor unit cannot be operated Cooling blinks The indoor unit can not cool Heat if other indoor units are heating Cooling The auto vane runs freely Normal display Because of the control operation of auto vane it may change over to horizontal blow automatically from the downward blow in cooling in cause the downward blow operation has been continued for 1 hour At defrosting in heating hot adjusting and thermostat OFF it automatically changes over to horizontal blow Fan setting changes dur
104. box Electrical parts box fixing screw 4 Removing the thermistor lt Low pressure saturated temp gt Photo 5 TH6 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connectors TH6 and TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box 5 Pull out the thermistor lt Low pressure saturated temp gt TH6 from the sensor holder Note In case of replacing thermistor lt Low pressure satu rated temp gt TH6 replace it together with thermistor lt Outdoor gt TH7 since they are combined together Refer to No 5 below to remove thermistor Outdoor TH7 Electrical parts box Thermistor lt 6 gt 5 Removing the thermistor Outdoor TH7 Photo 6 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connector TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box See Photo 4 5 Pull out the thermistor Outdoor TH7 from the sensor holder Note In case of replacing thermistor Outdoor TH7 replace it together with thermistor Low pressure satu rated temp TH6 since they are combined together Lead wire of thermistor Outdoor TH7 Sensor holder Refer to No 4 above to remove thermistor Low pres sure saturated t
105. ce panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove the electrical parts box See Photo 4 High pressure 4 Remove 3 right side panel fixing screws 5 12 in the rear m i sensor 63HS of the unit and remove the right side panel 5 Pull out the lead wire of high pressure switch and low sure switch 6 Recover refrigerant 7 Remove the welded part of high pressure switch and low pressure switch Bypass valve Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the high pressure switch and low pressure switch cover them with a wet cloth to prevent them from heating 100 C or more then braze the pipes so that the inside of pipes are not oxidized 11 Removing the high pressure sensor 63HS 1 Remove the service panel See Figure 1 Remove the top panel See Figure 1 Remove the electrical parts box See Photo 4 Remove 3 right side panel fixing screws 5 x 12 in the rear of the unit and remove the right side panel 5 Pull out the lead wire of high pressure sensor 6 Recover refrigerant 7 Remove the welded part of high pressure sensor Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the high pressure sensor cover it wi
106. ch indoor unit a Use feed wiring to connect terminals M1 and M2 on transmission cable block TB3 for the outdoor unit OC to terminals M1 and M2 on the transmis sion cable block TB5 of each indoor unit IC Use non polarized 2 wire Connect terminals 1 and 2 on transmission cable terminal block TB15 for each indoor unit with the terminal block for the MA remote controller MA 2 Operation using two remote controllers TB3 TB7 2 S MM2S 000 Using 2 remote controllers for each indoor unit The same as above b The same as above In the case of using 2 remote controllers connect terminals 1 and 2 on transmission cable terminal block TB15 for each indoor unit with the terminal block for 2 remote controllers Set the sub remote controller position for one of MA remote controller s main switch Refer to the installation manual of MA remote con troller 3 Group operation OC TB3 TB7 Multiple indoor units operated together by 1 remote controller The same as above b The same as above c Connect terminals 1 and 2 on transmission cable terminal block TB15 of each indoor unit which is doing group operation with the terminal block the MA remote controller Use non polarized 2 wire In the case of same group operation need to set the address that is only main indoor unit Please set the smallest address within number 01 50 of the indoor unit
107. ching the Dip switch 8 1 on outdoor controller board It is possible to set it to the following power consumption compared with ratings by setting SW1 2 Outdoor controller board DIP SW8 1 SW1 SW2 Function Silent mode OFF ON Silent mode operation Demand control ON OFF OFF 100 Normal ON OFF 75 ON ON 50 OFF ON 0 Stop 64 9 7 HOW CHECK THE PARTS PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS Parts name Check points Thermistor TH3 Outdoor pipe Thermistor TH4 lt Dischatge gt lt Compressor gt Thermistor TH6 lt Low pressure saturated temperature gt Thermistor TH7 lt Outdoor gt Thermistor TH8 lt Heatsink gt Disconnect the connector then measure the resistance with a tester At the ambient temperature 10 C 30C Normal Abnormal 160kQ 410kQ TH4 TH3 TH6 4 3kQ 9 6kQ TH7 TH8 1 Open or short x1 TH8 is internal thermistor of power module Y 39kQ 105kQ Fan motor MF1 MF2 Refer to next page Solenoid valve coil lt Four way valve gt
108. ck h pressure lt Thermistor TH3 Check valve lt Low pressure gt Cr Strainer Pipe temperature Discharge Accumulator Low pressure thermistor TH4 switch 63L Compressor Heatsink Stopvalve m thermistor TH8 Refrigerant Liquid pipe GO pet p UE 3 8 Strainer Refrigerant flow in cooling Service port Refrigerant flow in heating PUMY P100VHMBR2 BS PUMY P125VHMBR2 BS PUMY P140VHMBR2 BS PUMY P100YHMBR2 BS PUMY P125YHMBR2 BS PUMY P140YHMBR2 BS Unit mm inch m Thermistor TH7 Ball valve Check valve se Outdoor temperature Refrigerant Gas pipe Qos valve High pressure 5 8 Strainer 3 valve 571 _ Pressure sensor Check valve lt Low pressure 1 Capillary tube bie Thermistor lt Saturation temperature O High pressure Distributor of suction pressure TH6 Strain switch 63H Sg Oil separator Thermistor TH3 Strainer Pipe temperature c241 Compressor Accumulator Lowpressure thermistor E switch 63L Compressor Heatsink Stop vave g s thermistor TH8 Refrigerant Liquid pipe 11 7 A CENE lt 3 8 gt Strainer 6 Refrigerant flow in cooling
109. ck Power Supply MULTI B mis the switch position TB3 Terminal Block Communication Line TB7 Terminal Block Centralized Control Line MF perea CNFI gee 5566 3 55 CN3D CN3S CN3N SWU2SWU SW5 SW6 WHT 1 31 41221 WHT RED BLU EN ES MC Motor For Compressor 63HS 7 6 TH3 RED A A MF1 MF2 Fan Motor WHT RED WHT WHT ia 13131 31 P SW1 SW8 SW2 SET 1 3 2154 Solenoid Val ve lt Four Way Valve gt CNF2 63 E I 63H High Pressure Switch HE rwn 1p PED Tons1 5 4 63L Low Pressure Switch Bi em aa 7 i WENETPE 63HS High Pressure Sensor 63H CN2 WHT LED1 LED2 svi Solenoid Valve lt Bypass valve gt TRANE YLW 1 WHT 7 AG BH fens TH3 Thermistor lt Outdoor Pipe gt LED3 2 WHT TH4 Thermistor lt Discharge Compressor gt 7 TP BLK TH6 Thermistor lt Low Pressure Saturated gt 3 1 ani 7 Thermistor lt Outdoor gt 3 5 8 8 5 WHT EU 5 5 g 5 CNS1 CNS2 4__1 TH8 Thermistor lt Heatsink gt RED RED YLW WHT WHT Bx DCL Reactor adian des 2 ACTM Active Filter Module wen fpe TP S pp CE Main Smoothing Capacitor 2194 5 1 2 2 2 Power Circuit Board TABU V W Connection Terminal lt U V W Phase gt TABS T Connection Terminal lt L N Phase gt TABP1 P2 P Connection Terminal lt DC Voltage gt TABN1 N2 N Connection Terminal lt DC Voltage gt 7 Di
110. comp Manufacturer MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 1 9 24 2 9 Case heater Lubricant FV50S x 2 3 L FV508 x 2 3 FV50S x 2 3L Air flow rate cfm 100 1667 3532 100 1667 3532 100 1667 3532 External static press 0 Pa 0 Pa 0 Pa Type x Quantity Propeller fan x 2 Propeller fan x 2 Propeller fan x 2 Control Driving mechanism DC control Direct driven by motor DC control Direct driven by motor DC control Direct driven by motor Motor output kW 0 06 x 2 0 06 x 2 0 06 x 2 HIC circuit HIC Heat Inter Changer Protection High pressure protection High pressure sensor High pressure switch 4 15 MPa Inverter circuit COMP FAN Over heat protection Over current protection Compressor Discharge thermo protection Over current protection PUMY P VHMB BS PUMY P VHMBR1 BS Compressor thermo protection Over current protection PUMY P VHMBR2 BS Fan motor Over heat protection Voltage protection Defrosting method Auto defrost mode Reversed refrigerant circle Refrigerant Type x Original charge R410A x 8 5kg 19 Ib R410A x 8 5kg 19 Ib R410A x 8 5kg 19 Ib Control LEV circuit Standard attachment Document Accessory Installation Manual Grounded lead wire x 2 Optional parts Joint CMY Y62 G E H
111. controller used in system control operations Use Group operation involving different refrigerant systems Linked operation with upper control system Remote controller indoor unit Wires connecting indoor units 2 wires non polar Wires connecting indoor units with outdoor unit Transmission Wires connecting outdoor units 10 3 2 Control signal wires e Transmission wires Types of transmission cables Shielding wire CVVS or CPEVS Cable diameter More than 1 25mm Maximum wiring length Within 200 m 10 3 3 M NET Remote controller wiring Kind of remote control cable Shielding wire MVVS Cable diameter 0 5 to 1 25mm When 10m is exceeded use cable with the same specifications as 10 3 2 Control signal wires Remarks 10 3 4 MA Remote control cables Kind of remote control cable 2 core cable unshielded Cable diameter 0 3 to 1 25mm 10 4 SYSTEM SWITCH SETTING In order to identify the destinations of signals to the outdoor units indoor units and remote controller of the MULTI S series each microprocessor must be assigned an identification number address The addresses of outdoor units indoor units and remote controller must be set using their settings switches Please consult the installation manual that comes with each unit for detailed information on setting procedures 10 5 EXAMPLE EXTERNAL WIRING DIAGRAM FOR A BASIC SY
112. converter circuit board and ACL L1 IN ACL2 ACL3 74 Active filter module PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS medi 2 Connect to the outdoor power circuit board TABP2 PC 11 12 Connect to the DCL Reactor N1 Non connect Upper Lower side side Connect to the outdoor power N2 circuit board Non connect TABP1 Connect to the outdoor Connect to the outdoor power Connecttodhe sutdoor m power power circuit board TABN1 E pos CNAF circuit board TABN2 Q Q 15V DC Control signal 4 Not used Connection and internal circuit diagram Control signal DCL Tester check points of Active filter module Error condition Normal value reference Symptom when the unit is in trouble and lo open less than 10 The unit does not operate can not be switched ON and L2 short 100kQ 1MQ The breaker operates open CD The unit does not operate can not be switched ON 4220 Abnormal stop 9 10 No 189 ACTM error display P and 12 short 100kKQ 1MO The breaker operates open CD The unit does not operate can not be switched ON 4220 Abnormal stop 9 10 No 189 ACTM error display P and lo short 100kO0 1MO The breaker operates open CD The unit does not opera
113. ctive ACT module drive circuit of outdoor controller circuit board V Check the facility of power supply Correct the wiring U V W phase to compressor Outdoor power circuit board Replace power board Y noise filter circuit board V Replace outdoor converter circuit board Check CN5 wiring on the outdoor power circuit board Replace outdoor multi controller board V Check CN2 wiring on the outdoor power circuit board Replace ACT module V Check CNAF wiring V The 4220 error history can be confirmed with SW1 No 189 NULLA Temperature of heatsink Abnormal if heatsink thermistor TH8 detects 85 C V 95C Y NOTE TH8 is internal thermistor of power module on power board Y D The outdoor fan motor is locked Failure of outdoor fan motor 9 Airflow path is clogged Rise of ambient temperature Defective thermistor amp Defective input circuit of outdoor power circuit board Failure of outdoor fan drive circuit Check outdoor fan Check air flow path for cooling Check if there is something which causes temperature rise around outdoor unit Upper limit of ambient temperature is 46 C Turn off power and on again to check if 4230 is displayed within 30 minutes Check thermistor lt TH8 gt temperature by microprocessor amp Replace outdoor power circuit board Replace outdoor controller circuit board 1 Power modu
114. current protection switch Note that generated overcurrent may include some amount of direct current AN Caution Some installation site may require attachment of an earth leakage breaker If no earth leakage breaker is installed it may cause an electric shock Do not use anything other than breaker and fuse with correct capacity Using fuse and wire or copper wire with too large capacity may cause a malfunction of unit or fire Be sure to install N Line Without N Line it could casue damage to the unit 10 2 WIRE DIAMETER AND MAIN POWER SWITCH CAPACITY 10 2 1 Wiring diagram for main power supply PUMY P100 125 140VHMB BS PUMY P100 125 140VHMBR1 BS Breaker for Wiring and Current Leakage PUMY P100 125 140VHMBR2 BS Power supply single phase Outdoor unit 50Hz 20 230 240V 60Hz 220V a Grounded Breaker for Wiring Pull box Power supply and Current Leakage single phase 50Hz 220 230 240V 60Hz 220V Indoor unit Grounded PUMY P100 125 140YHMBR1 BS PUMY P100 125 140YHMB BS PUMY P100 125 140Y HMBR2 BS Breaker for Wiring and Current Leakage Outdoor unit 380 400 415V 50Hz Grounded Breaker for Wiring Power supply and Current Leakage Pull box 77 77 single phase 7 744 gt 764 50Hz 220 230 240V Indoor unit I 1 4 Grounded iH 10 2 2 Power supply wire diameter and capacity PUM
115. d For 3 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting abnormality is not determined as abnormality 1 High pressure sensor failure 2 Internal pressure decrease by gas leakage 3 Connector contact failure disconnection 4 Multi controller board input circuit failure Check the high pressure sensor Check the internal pressure Check the high pressure sensor Check the high pressure sensor Connection failure of float switch connector Abnormal if detected that the float switch connector is disconnected open during operation 1 Connection failure of connecor CN4F Q Check the connection failure of connector CN4F on the indoor controller board Current sensor error Abnormal if current sensor detects 1 5A to 1 5A during compressor operation This error is ignored in case of SW7 1 ON 1 Disconnection of compressor wiring 2 Defective circuit of current sensor on outdoor power circuit board Correct the wiring U V W phase to compressor Outdoor power circuit board Replace outdoor power circuit board Duplex address error Detected error when transmission of unit with the same address is confirmed Note Address Attribute displayed on the remote controller shows the controller detecting abnormality 1 There are 2 units or more with the same address among the outdoor unit or indoor unit or lossnay controller
116. d temperature is normal at just before of restarting the outdoor unit restarts when controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time 5105 is displayed For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 88 C or more 0 4kQ Open 39 or less 115kQ 1 Connector TH3 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Multi controller board input circuit failure 50 Check whether the connector TH3 in the multi controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor When the resistance is not below value replace the thermistor 15 10 C 9 6 20 C 6 3 30 C 4 3kQ 40 C 3 0kQ 12345678 SettheSWito When the temperature in multi controller board is not an actual temperature replace the multi controller board 42 5 Open 91 9 Short Display Abnormal point and detecting method Causes Check points 5106 Outdoor temperature thermistor TH7 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperatu
117. ding receiving signal circuit failure in the indoor unit or lossnay 1 Since the address switch was changed with the current passed the unit in the last address does not exist 2 Since the fresh master lossnay address are changed after synchronized setting of fresh master lossnay by the remote controller abnormality is detected at transmitting from the indoor unit No response Though there was a replay ACK of having received signal from the other side it is the abnormality when the response command does not return The sending side detects the abnormality continuously six times every 30 seconds Note Address Attribute displayed on the remote controller shows the controller which did not response 1 Transmission repeats the failure by the noise etc 2 Decline of transmission voltage and signal by transmission line tolerance over The furthest point 200m Remote controller line 12m Refer to 8 3 3 Decline of transmission line voltage and signal by unmatched kind of line Shield wire CVVS CPEVS Wire diameter 1 25mm or more 4 Mis operation of origin controller which happens by chance 56 Check the transmission wave and noise on the transmission line Turn off power supply of outdoor unit indoor unit and lossnay for 2minutes or more at the same time Then turn on power supply again It normally recovers fom the malfunction that happens by chance When same abnorma
118. door outdoor unit is shorted down or badly contacted 2 For MA remote controller systems Symptom or inspection code Cause Check the part where the abnormality occurs The entire system In the entire refrigerant system In same group only 1 indoor unit only In case of the entire system or in the entire refrigerant system Check the self diagnosis LED of the outdoor unit Check the items shown in the left that are related to the outdoor unit In case of in same group only or 1 indoor unit only Check the items shown in the left that are related to the indoor unit Inspection method and solution Though the content of operation is displayed on the remote controller some indoor units do not operate The power supply of the indoor unit is not on Wiring between indoor units in same group is not finished The indoor unit and Slim model are connected to same group The fuse on the indoor unit controller board is blown Though the indoor unit operates the display of the remote controller goes out soon The power supply of the indoor unit Master is not on In case of connecting the system controller the setting of the system controller does not correspond to that of MA remote controller The fuse on the indoor unit Master controller board is blown is not displayed on the remote controller MA remote controller is not fed The remote controller
119. e indoor unit of the same group wiring together 38 9 TROUBLESHOOTING 9 1 CHECK POINTS FOR TEST RUN 9 1 1 Procedures of test run 1 Before a test run make sure that the following work is completed Installation related Make sure that the panel of cassette type and electrical wiring are done Otherwise electrical functions like auto vane will not operate normally Piping related Perform leakage test of refrigerant and drain piping Make sure that all joints are perfectly insulated Check stop valves on both liquid and gas side for full open Electrical wiring related Check ground wire transmission cable remote controller cable and power supply cable for secure connection Make sure that all switch settings of address or adjustments for special specification systems are correctly settled 2 Safety check With the insulation tester of 500V inspect the insulation resistance Do not touch the transmission cable and remote controller cable with the tester The resistance should be over 1 0 MQ Do not proceed inspection if the resistance is under 1 0 MQ Inspect between the outdoor unit power supply terminal block and ground first metallic parts like refrigerant pipes or the electrical box next then inspect all electrical wiring of outdoor unit indoor unit and all linked equipment 3 Before operation a Turn the power supply switch of the outdoor unit to on for compressor protection For a t
120. e number of bits sent from the remote controller and the number actually transmitted through the transmis sion path If such a problem is occurring the transmitted data is affected by noise etc Check the transmission path When the number of data errors is 02 Transmission data from remote controller Transmission data on transmission path Press the CHECK button for 5 seconds or more Remote controller diagnosis will be cancelled PLEASE WAIT and operation lamp will flash After approximately 30 seconds the state in effect before the diagnosis will be restored 59 9 3 REMOTE CONTROLLER TROUBLE afa MITSUBISHI ELECTRIC CENTRALLY CONTROLLED Css eot 885 Nu n ONOFF FILTER opacos O B O 0 CHECK TEST M NET Remote controller 1 For M NET remote controller systems Symptom or inspection code Cause Indicator appears when current is carried Inspection method and solution Though the content of operation is displayed on the remote controller some indoor units do not operate The power supply of the indoor unit is not on The address of the indoor units in same group or the remote controller is not set correctly The group setting between outdoor units is not registered to the remote controller The fuse on the indoor unit controller b
121. eader CMY Y64 68 G E Joint CMY Y62 G E Header CMY Y64 68 G E Joint CMY Y62 G E Header CMY Y64 68 G E Remark Indoor Outdoor Pipe length Level difference 1 Nominal cooling conditions 27 CDB 19CWB 81 FDB 66 FWB 35 CDB 95 FDB 7 5 m 24 9 16 ft 0 ft Nominal conditions 1 3 are subject to JIS B8615 1 Due to continuing improvement above specifications may be subject to change without notice Details on foundation work duct work insulation work electrical wiring power source switch and other items shall be referred to the Installation Manual 2 Nominal cooling conditions 35 CDB 95 FDB 5m 16 3 8 ft 0 ft 27 CDB 19 5 CWB 81 FDB 67 FWB 8 Nominal heating conditions 20 CDB 68 FDB 7 CDB 6e CWB 45 FDB 43 FWB 7 5 m 24 9 16 ft 0 ft Unit converter kW x 860 Btu h x 3 412 cfm m min x 35 31 Ib kg 0 4536 Above specification data is subject to rounding variation 5 DATA 5 1 COOLING AND HEATING CAPACITY AND CHARACTERISTICS 5 1 1 Method for obtaining system cooling and heating capacity To obtain the system cooling and heating capacity and the electrical characteristics of the outdoor unit first add up the ratings of all the indoor units connected to the outdoor unit see table below and then use this total to find the standard capacity with the help of the tables on 5 2 STANDARD CAPACI
122. eck R410A tools Tool exclusive for R410A Can R22 tools be used 36 0 Can R407C tools be used Tool exclusive for R410A Gas leak detector Gas leak check Tool for HFC refrigerant Refrigerant recovery equipment Refrigerant recovery Tool exclusive for R410A Refrigerant cylinder Refrigerant charge Tool exclusive for R410A Applied oil Apply to flared section Ester oil ether oil and alkylbenzene oil minimum amount Ester oil ether oil O Alkylbenzene oil minimum amount Safety charger Prevent compressor malfunction when charging refrigerant by spraying liquid refrigerant Tool exclusive for R410A x Charge valve Prevent gas from blowing out when detaching charge hose Tool exclusive for R410A Vacuum pump Vacuum drying and air purge Tools for other refrigerants can be used if equipped with adop ter for reverse flow check A Usable if equipped with adopter for rever se flow A Usable if equipped with adopter for rever se flow Flare tool Flaring work of piping Tools for other refrigerants can be used by adjusting flaring dimension A Usable by adjusting flaring dimension A Usable by adjusting flaring dimension Bender Bend the pipes Tools for other refrigerants can be used Pipe cutter Cut the pipes Tools for other refrigerants can be used Welder and nitrogen gas cylinder Weld the
123. emp gt 92 OPERATING PROCEDURE PHOTOS 6 Removing the thermistor lt Outdoor pipe gt TH3 and ther mistor Discharge Compressor TH4 Photo 7 Thermistor 1 Remove the service panel See Figure 1 Outdoor pipe 2 Disconnect the connectors TH3 white and TH4 white on the Multi controller board in the electrical parts box 3 Loosen the clamp for the lead wire in the rear of the electri cal parts box 4 Pull out the thermistor Outdoor pipe TH3 and thermistor Discharge Compressor TH4 from the sensor holder For VHMBR2 BS Compressor Thermistor Thermistor MC Discharge TH4 Compressor TH4 7 Removing the 4 way valve coil 2154 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 Removing the 4 way valve coil 8 Remove 4 way valve coil fixing screw M4 x 6 4 Remove the 4 way valve coil by sliding the coil toward you 5 Disconnect the connector 2154 green on the Multi control ler board in the electrical parts box 4 way valve coil 2184 8 Removing the 4 way valve Thermistor 1 Remove the service panel See Figure 1 lt Low pressure 2 Remove the top panel See Figure 1 7 temp gt 3 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 4 Remove 4 right side panel fixing screw 5 12 the rear 4 way val
124. er Supply 555 B P2 __ Connection Termina as ME B C1 Connection Terminal 2 P B B N1 Connection Termina 4 BED HIER ao BLK X52A Relay e tye 1 CN2 7 5 WHT Noise Filter Circuit Board RED WHT Ww E O1 LO2L03NO Connection Terminal Lt L2 L3 Power Supply 485 Lh c BLK w MC LIt LIZILISNI Connection Terminal lt L1 L2 L3 Power Supply TO INDOOR UNE 2 42 arte Ki wr Ds 2 GD1 GD3 Connection Terminal lt Ground gt CONNECTING WIRES cl WHT te ttt RED LONE CONV B __ Converter Circuit Board DO 20 Non polar 28 dte T8432 LI A1 IN Connection Terminal L1 Power Supply Y TB L2 WHT L1 A2 OU Connection Terminal lt L1 Power Supply TB L1 RED L2 A2 OU Connection Terminal lt L2 Power Supply gt TB7 1 x x bk es L3 A2 OU Connection Terminal L3 Power Supply W2 el a a z N IN Connection Terminal 4 iE IE 8 42 68 8 68 CK OU __ Connection Terminal ___ REP 5 a jafs 3 z z C B Controller Circuit Board yw 8 AN 5 1 Switch lt Display Selection gt secu S dez Conv B swe Switch Function Selection FOR GENTRALIZED te Cm CK eee SW3 Switch lt Test Run gt CONTROL _ S sw4 Switch lt Model Selection gt DC 30V Non polar m oF og SW5 Switch lt Function Selection gt WE x SW6 Switch lt Function Selection gt a a3 a SW7 Switch Function Selection CNAC CNCT
125. est run wait at least 12 hours from this point b Register control systems into remote controller s Never touch the on off switch of the remote controller s Refer to 9 1 2 Special Function Operation and Settings for M NET Remote Controller as for settings In MA remote controller s this registration is unnecessary 4 More than 12 hours later from power supply to the outdoor unit turn all power switch to on for the test run Perform test run according to the Operation procedure table of the bottom of this page While test running make test run reports 5 When you deliver the unit after the test run instruct the end user for proper usage of the system using owners manual and the test run report you made to certificate normal operation If abnormalities are detected during test run refer to 9 1 3 Countermeasures for Error During Test Run As for DIP switch setting of outdoor unit refer to 9 5 INTERNAL SWITCH FUNCTION TABLE M NET Remote controller Check code indicator see NOTE 1 Test run remaining time indicator see NOTE 3 afa MITSUBISHI ELECTRIC Indoor unit liquid pipe temperature indicator see NOTE 4 Display panel TEST RUN indicator ON OFF LED Lights up in operation Cooling Heating CO ON OFF button OPERATION 3er ey e F
126. etect Abnormal if high pressure sensor detects 4 31MPa or more or over 4 15MPa for 3 minutes during the compressor operation Q Short cycle of indoor unit Clogged filter of indoor unit Decreased airflow caused by dirt of indoor fan Dirt of indoor heat exchanger Locked indoor fan motor Malfunction of indoor fan motor Defective operation of stop valve Not fully open Clogged or broken pipe 9 Locked outdoor fan motor Malfunction of outdoor fan motor Short cycle of outdoor unit Dirt of outdoor heat exchanger Decreased airflow caused by defective inspection of outside temperature thermistor It detects lower temperature than actual temperature Disconnection or contact failure of connector 63H on outdoor controller board Disconnection or contact failure of 63H connection 46 Defective outdoor controller board Defective action of linear expansion valve 48 Malfunction of fan driving circuit Solenoid valve SV1 performance failure High pressure pressure cannot be controlled by SV1 High pressure sensor defective High pressure sensor input circuit defective in multi controller board Check indoor unit and repair defectives Check if stop valve is fully open Check piping and repair defectives Check outdoor unit and repair defectives Check the inspected temperature of outside temperature thermistor on LED display Check the connector
127. etected MA commnication receive error Synchronous recovery error Only MA Remote controller is detected Total capacity error Capacity code error Connecting unit number error O OF OO Address set error NOTE Remote controller sensor trouble When the outdoor unit detects No ACK error No response error an object indoor unit is treated as a stop and not assumed to be abnormal Self diagnosis function The indoor and outdoor units can be diagnosed automatically using the self diagnosis switch When the compressor and SW1 and LED1 LED2 LED indication found on the multi controller of the outdoor unit SV1 are turned during cooling LED indication Set all contacts of SW1 to OFF During normal operation The LED indicates the drive state of the controller in the outdoor unit 1 Example operation 1 23 4 6 7 C operated 000 EN P atum gt Display Abnormal point and detecting method Causes Check points 1102 High discharge compressor temperature Abnormal if discharge compressor temperature thermistor TH4 exceeds 125 or 110 C continuously for 5 minutes Abnormal if pressure detected by high pressure sensor and converted to saturation temperature exceeds
128. f connecting PKFY P15 P20 P25 type indoor unit Heating capacity Nominal kcal h 12 5 10 800 42 700 16 0 13 800 54 600 18 0 15 500 61 400 Power input 3 63 4 29 5 32 Current input 5 81 5 52 5 32 6 87 6 52 6 29 8 51 8 09 7 80 COP kW kW 3 44 3 73 3 38 Temp range of heating Indoor temp 15 27 C 59 81 F Outdoor temp 15 15 C 5 59 F Indoor unit connectable Total capacity 50 130 of outdoor unit capacity Model Quantity P15 125 1 8 P15 P140 1 10 P15 140 12 Noise level measured in anechoic room 49 51 50 52 51 53 Diameter of refrigerant pipe External finish Liquid High press Gas Low press 99 52 93 8 Flare 915 88 95 8 Flare 99 52 93 8 Flare 015 88 25 8 Flare Galvanized steel sheet MUNSELL 3Y 7 8 1 1 29 52 93 8 Flare 9 15 88 05 8 Flare External dimension H x W x D 1 350 x 950 x 330 53 3 16 x 37 76 x 13 1 350 x 950 x 330 53 3 16 x 37 76 x 13 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 Net weight 142 813 142 313 142 313 Heat exchanger Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Compressor Type Inverter scroll hermetic comp Inverter scroll hermetic comp Inverter scroll hermetic
129. from the sensor holder Photo 7 For YHMBR2 BS Thermistor lt Compressor gt TH4 Thermistor lt Outdoor pipe gt Thermistor lt Discharge gt TH4 Compressor MC 7 Removing the 4 way valve coil 21S4 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 Removing the 4 way valve coil 3 Remove 4 way valve coil fixing screw M4 x 6 4 Remove the 4 way valve coil by sliding the coil toward you 5 Disconnect the connector 21S4 green on the Multi control ler board in the electrical parts box Removing the 4 way valve 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 4 Remove 4 right side panel fixing screws 5 x 12 in the rear of the unit and then remove the right side panel 5 Remove the 4 way valve coil See Photo 8 6 Recover refrigerant 7 Remove the welded part of 4 way valve Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the four way valve cover it with a wet cloth to prevent it from heating 120 C or more then braze the pipes so that the inside of pipes are not oxidized Photo 8 4 way valve coil fixing screw 4 way valve coil 2154 lt Low
130. has cleared normally occurred during clearing mee 1111 INDOOR UNIT moe 1111 INDOOR UNIT ADDRESS NO ADDRESS NO 7 will appear in the room temperature 88 will appear in the room temperature display location display location b In making paired settings Turn off the remote controller The procedure is same as b in 2 Address check Put into the indoor unit address display mode The procedure is same as b in 2 Address check Put into the linked unit address display mode The procedure is same as b in 2 Address check Display the address of the Lossnay unit or the indoor unit to be cleared e Deleting the address of a linked indoor unit Pressing the 8 8 button on the remote controller twice will clear the address entry of the displayed indoor unit resulting in the display shown in Figure 8 Returning to the normal mode after clearing an address The procedure is same as b in 2 Address check Figure 8 Display after address has been cleared normally INDOORUNT riso will appear in the unit type display location when an address has been cleared normally altenating display 88 will appear in the unit type display location when an abnormality has occurred during clearing one INDOOR UNIT ADDRESS OA UNIT ADDRESS NO 41 9 1 3 Countermeasures for Error During Test Ru
131. heck model code of the connected indoor units Code of indoor unit No 1 12345678 ON OFF No 2 12345678 ON No 3 ON OFFI No 4 ON OFF 123456 No 5 No 6 5678 Cr 12345678 12345678 ON OFF No 7 ON OFF No 8 ON OFF 12345678 No 9 ON OFF No 10 12345678 12345678 ON OFF No 11 ON OFF No 12 ON 345678 1234567 The black square m indicates a switch position Number of connecting unit over When the connecting unit exceeds a number of limitations error code 7102 is displayed Even if the indoor unit is not connected 7102 is displayed Connecting unit exceeds a number of limitations It is assumed abnormal excluding the following cases 1 The indoor unit can be totally connected up to 8 P100 10 P125 12 P140 units The indoor unit can be connected up to 8 P100 10 P125 12 P140 units 2 Ventilation unit connecting is only 1 unit Check whether the connecting unit exceeds a number of limitations or not Address setting error Address setting of the outdoor unit is wrong Addresses mis setting of the outdoor unit The outdoor unit is not set in 000 or in the range of 51 100 Check the address setting of the outdoor unit The address should be set in 000 or 51 100 When the setting is out of the range reset it turn off power supply of the
132. hort Detected 90 C or more Open Detected 40 or less Connector CN20 contact failure Thermistor wiring disconnection or half disconnection Thermistor failure Detecting circuit failure in the indoor controller board Check whether the connector CN20 in the indoor controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor 15 10 C 9 6kO 20 C 6 3 30 C 4 3kQ 40 C 3 0 When there is no problem in above mentioned OG replace the indoor controller board Discharge Compressor temperature thermistor TH4 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time 5101 is displayed For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 216 C or more 1kQ Open 0 or less 700kQ Note When outer temperature thermistor TH7 is 5 C or less on cooling open detecting is not determined as abnormality Connector TH4 contact failure Thermist
133. idity 63 Normal Can be set when off or during operation Initial settings ON OFF 12 9 6 OUTDOOR UNIT INPUT OUTPUT CONNECTOR e State CN51 Distant control board Lamp power supply Relay circuit Procure locally External output adapter PAC SA88HA E Max 10m Outdoor unit control board L Error display lamp 12 Compressor operation lamp X Y Relay Coil standard of 0 9W or less for DC 12V X Y Relay DC1mA DEREN Pale 9 TELA Remote control panel Relay power supply i T i Relay circuit Procure locally SWi X ri i External input adapter PAC SC36NA Max 10m i m 5 Outdoor unit control board naci d mel 9 ON OFF Se SNG Y E i SW1 Heating Cooling i i SW Validity of SW1 Invalidity of SW1 mcn FE eyes el tele ee pees peel e Silent Mode Demand Control CN3D Remote control panel Relay power supply Relay circuit 9 Procure locally External input adapter PAC SC36NA Max 10m Outdoor unit control board ON OFF Swi Heating Cooling SW2 Validity of SW1 Invalidity of SW1 The silent mode and the demand control selected by swit
134. ill be exceed 90 12 DISASSEMBLY PROCEDURE OUTDOOR UNIT PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS OPERATING PROCEDURE PHOTOS amp ILLUSTRATION 1 Removing the service panel and top panel Figure 1 Top panel fixing screws Pi panel 1 Remove 3 service panel fixing screws 5 x 12 and slide the hook on the right downward to remove the service panel 2 Remove screws 3 for front 3 for rear 5 x 12 of the top panel and remove it lt Service panel Grille fixing screws im Service panel Ri fixing screws 2 Removing the fan motor MF1 MF2 Photo 1 Frontpanel Photo 2 Fan 1 Remove the service panel See Figure 1 Propeller Fan motor fixing screws motor 2 Remove the top panel See Figure 1 3 Remove 5 fan grille fixing screws 5 x 12 to detach the fan grille See Figure 1 4 Remove a nut for right handed screw of M6 to detach the propeller See Photo 1 5 Disconnect the connectors CNF1 and CNF2 on Multi con 2 troller board in electrical parts box dul vi 6 Remove 4 fan motor fixing screws 5 x 25 to detach the fan 2 motor See Photo 2 Fan motor fixing screws 3 Removing the electrical parts box 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connecting
135. in NO ouueu 00101010 6 666 0 JOOPINO Jo uano 00101001 6 666 0 uano 10sseJdui05 00101000 010 6666 0000 JJO NO J0sseduioo jo JequinN 00100 jo 666 0 yoedeo 2 00000 1 jo 196 3nduJ 2 indui L GENO Ppuewed r6d indui z LSENO peulepun G6d indui 2 LNENO eDueuooiny 96d indui LNENO uoissiued oDueuoolny 6d Snjeljs uonoeuuoo 4 00100101 yo 1ubij uo 1467 oujueuno uomeyox3 oujyoeq iid jueJeGuja ON LSOYSSG jeuuoy jewouqy JdO NO 90 00100100 Aejdsiqe 340 340 ouleui Go 00100011 pol 00100010 29 0010000 29 00100000 000LLLLL 9 9 v Aejdsip z eui uo fejdsiq Ke
136. in 30 seconds after compressor starts operating Over current level 27 5A V 18 0A Y Stop valve is closed Decrease of power supply voltage G Looseness disconnection or converse of compressor wiring connection Defective compressor Defective outdoor power board D Open stop valve Check facility of power supply Correct the wiring U V W phase to compressor Check compressor Replace outdoor power circuit board Abnormal point and detecting method Causes Check points Overvoltage or voltage shortage Abnormal if any of followings are detected during compressor operation Decrease of DC bus voltage to 310V Instantaneous decrease of DC bus voltage to 200V V 350V Y Increase of DC bus voltage to 400V V 760V Decrease of input current of outdoor unit to 0 1A only if operation frequency is more than or equal to 40Hz or compressor current is more than or equal to 6A Decrease of power supply voltage Disconnection of compressor wiring 9 Defective X52A Y 52C V Defective outdoor converter circuit board Y amp Disconnection or loose connection of on the outdoor power circuit board Defective 52C drive circuit of outdoor multi controller board V Disconnection or loose connection of CN on the outdoor power circuit board Defective ACT module V 9 Disconnection or loose connection of CNAF V Defe
137. indoor unit IC Connect terminals M1 and M2 on the transmission cable terminal block of the indoor unit IC that has the most recent address within the same group to the terminal block on the remote controller RC Connect together terminals M1 M2 and terminal S on the terminal block for central control TB7 for the outdoor unit OC e DO NOT change the jumper connector CN41 on MULTI controller board f The earth processing of S terminal for the centralized control terminal block TB7 is unnecessary Connect the termi nal S on the power supply unit with the earth g Set the address setting switch as follows Unit Range Setting Method IC Main 01 to 00 Use the smallest address within the same group of indoor units Use an address other than the IC Main in the same group of indoor units IC Sub 01 to 50 This must be in sequence with the IC Main Use the smallest address of all the indoor units plus 50 Outdoor Unit 51 to 100 The address automatically becomes 100 if it is set as 01 50 Main Remote Controller 101 150 Set at an IC Main address within the same group plus 100 Sub Remote Controller 151 to 200 at an IC Main address within the same group plus 150 MA Remote Controller Unnecessary address setting Necessary main sub setting Wiring Method Address Settings h The group setting operations among the multiple indoor units is done by the remote controller
138. ing heating Normal display Ultra low speed operation is commenced at thermostat OFF Light air automatically change over to set value by time or piping temperature at thermostat ON Fan stops during heating operation Defrost Zt The fan is to stop during defrosting Fan does not stop while operation has been stopped Light out Fan is to run for 1 minute after stopping to exhaust residual heat only in heating No setting of fan while start SW has been turned on STAND BY Ultra low speed operation for 5 minutes after SW ON or until piping temperature becomes 35 C There low speed operate for 2 minutes and then set notch is commenced Hot adjust control Indoor unit remote controller shows HO or PLEASE WAIT indicator for about 2 minutes when turning ON power supply HO blinks PLEASE WAIT blinks System is being driven Operate remote controller again after HO or PLEASE WAIT disappears Drain pump does not stop while unit has been stopped Light out After a stop of cooling operation unit continues to operate drain pump for 3 minutes and then stops it Drain pump continues to operate while unit has been stopped Unit continues to operate drain pump if drainage is generated even during a stop 61 9 5 INTERNAL SWITCH FUNCTION TABLE PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100YHMB BS PUM
139. inute Components other than the outdoor board may be faulty Check and take corrective action referring to the service manual Do not replace the outdoor board without checking NOTES Refer to the wiring diagrams of the indoor units for details on wiring of each indoor unit Example Self diagnosis function When the compressor and The indoor and outdoor units can be diagnosed automatically using the self diagnosis switch SV1 are turned on during cooling SW1 LED1 and LED2 LED indication found on the multi controller of the outdoor unit operation LED indication Set all contacts of SW1 to OFF 123 45 67 8 During normal operation E The LED indicates the drive state of the controller in the outdoor unit LI 45 Bit 1 2 3 4 5 6 7 8 L1 inntinn Compressor i Indication operated 52C 2184 SV1 SV2 Always lit When fault requiring inspection has occurred the LED alternately indicates the inspection code and the location of the unit in which the fault has occurred NECESSARY CONDITIONS FOR SYSTEM CONSTRUCTION 8 8 1 TRANSMISSION SYSTEM SETUP
140. ion From Branch to Branch Liquid Line mm Gas Line mm 9 52 15 88 Additional refrigerant charge Refrigerant of 3kg equivalent to 50m total extended piping length is already included when the outdoor unit is shipped Thus if the total extended piping length is 50m or less there is no need to charge with additional refrigerant If the total extended piping length exceeds 50m calculate the required additional refrigerant charge using the procedure shown on the right If the calculated additional refrigerant charge is a negative amount do not charge with any refrigerant Additional Charge Additional Liquid pipe size Liquid pipe size Refrigerant refrigerant charge Total length of Total length of amount for outdoor 49 52 x 0 06 6 35 x 0 024 unit kg m x 0 06 kg m m x 0 024 kg m Example Outdoor model 125 Indoor 1 63 A 9 52 10m 9 52 15m 40 B 9 52 10m b 46 35 10m At the conditions 25 9 52 10m c 6 35 10m below 20 d 6 35 20m The total length of each liquid line is as follows 09 52 A B C a 10 10 10 15 45m 6 35 10 10 20 40m lt Calculation example gt Additional refrigerant charge 45 x 0 06 40 x 0 024 3 0 0 7kg rounded up 87 Header Branch Method Connection Examples Connecting to 4 Indoor Units Outdoor
141. is not fed until the power supply of both indoor unit and outdoor unit is on and the start up of both units is finished normally The power supply of the indoor unit is not on The power supply of the outdoor unit is not on The number of connected remote controller is over the limit Maximum 2 units or the number of connected indoor unit that is over the limit Maximum 16 units The address of the indoor unit is 00 and the address for the outdoor unit is the one other than 00 The transmission line of the indoor outdoor unit is connected to TB15 MA remote controller is connected to the transmission line of the indoor outdoor unit The remote controller cable is shorted or down The power supply cable or the transmission line is shorted or down The fuse on the indoor unit controller board is blown PLEASE WAIT keeps being dis played or it is displayed periodically PLEASE WAIT is usually dis played about 3 minutes after the power supply of the outdoor unit is on The power supply of the outdoor unit is not on The power supply of the feeding expansion unit for the transmission line is not on The setting of MA remote controller is not main remote controller but sub remote controller MA remote controller is connected to the transmission line of the indoor outdoor unit The remote controller does not operate though is displayed The power supply of the indoor unit M
142. ission Cable Wiring Shielded Wire Sub Remote Controller e Address Always use shielded wire when making connections between the outdoor unit OC and the indoor unit IC as well for all OC OC and IC IC wiring intervals Use feed wiring to connect terminals M1 and M2 and the ground terminal on the transmission cable terminal block TB3 of each outdoor unit OC to terminals M1 and M2 on the terminal S on the transmission cable block of the indoor unit IC Connect terminals M1 and M2 on the transmission cable terminal block of the indoor unit IC that has the most recent address within the same group to the terminal block on the remote controller RC Connect together terminals M1 M2 and terminal S on the terminal block for central control TB7 for the outdoor unit OC e DO NOT change the jumper connector CN41 on MULTI controller board f The earth processing of S terminal for the centralized control terminal block TB7 is unnecessary Connect the termi nal S on the power supply unit with the earth g Set the address setting switch as follows Unit Range Setting Method IC Main 01 to 00 Use the smallest address within the same group of indoor units Use an address other than the IC Main in the same group of indoor units IC Sub 0101030 This must be in sequence with the IC Main Use the smallest address of all the indoor units plus
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144. l the unit in a location where the salt will be washed away by rainwater If a sunshade is installed rainwater may not clean the panel 3 To ensure that water does not collect in the base of the outdoor unit make sure that the base is level not at angle Water collecting in the base of the outdoor unit could cause rust If the unit is installed in a coastal area clean the unit with water regularly to remove any salt build up If the unit is damaged during installation or maintenance be sure to repair it Be sure to check the condition of the unit regularly Be sure to install the unit in a location with good drainage NO of Cautions for refrigerant piping work New refrigerant R410A is adopted for replacement inverter series Although the refrigerant piping work for R410A is same as for R22 exclusive tools are necessary so as not to mix with different kind of refrigerant Furthermore as the working pressure of R410A is 1 6 times higher than that of R22 their sizes of flared sections and flare nuts are different Thickness of pipes Because the working pressure of R410A is higher compared to R22 be sure to use refrigerant piping with thickness shown below Never use pipes of 0 7 mm or below Diagram below Piping diameter and thickness Nominal Outside dimensions inch diameter mm 1 4 6 35 3 8 9 52 1 2 12 70 5 8 15 88 3 4 19 05 Thickness mm Dimensions of flare cutti
145. lating the sum of total capacity of indoor units please convert the value into the KW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V indoor units Cooling Cooling Heating Cooling Heating Cooling Heating Cooling Heating 7 00 83 2 05 8 4 9 5 8 1 9 1 7 7 7 10 85 2 08 8 6 9 6 8 2 9 2 7 8 88 2 11 8 7 9 7 8 3 9 3 8 0 90 2 13 8 8 9 8 8 4 9 4 8 1 93 2 16 8 9 10 0 8 5 9 5 8 2 2 19 9 0 10 1 8 6 8 3 2 21 9 2 10 2 8 8 8 4 2 24 9 3 10 3 8 9 8 5 2 27 9 4 10 5 9 0 8 6 2 29 9 5 10 6 9 1 8 7 2 32 10 7 9 3 8 9 2 35 5 10 8 9 4 9 0 2 38 11 0 9 5 9 1 2 41 11 1 9 6 9 2 2 44 11 2 9 8 9 4 2 46 11 4 9 9 9 5 2 49 11 5 10 0 2 52 5 11 6 10 2 2 55 11 8 10 3 2 58 5 11 9 10 4 2 61 s 12 0 10 6 2 64 12 2 10 7 2 67 12 3 10 8 2 70 12 5 11 0 2 73 i 12 6 11 1 2 76 12 7 11 3 2 79 2 12 9 11 4 2 82 13 0 11 6 2 85 T 13 2 11 7 2 89 5 13 3 11 9 2 92 13 5 12 0 2 95 5 13 6 12 2 2 98 13 8 12 3 3 01 13 9 12 5 3 05 14 1 12 6 3 08 14 2 12 8 3 11 14 4 12 9 3 14 14 5 13 1 3 18 14 7 13 3 3 21 14 8 13 4 3 24 15 0 13 6 3 28 15 1 13 7 3 31 15 3 13 9 3 34 15 4 14 1 3 38 15 6 14 2 3 41 15 7 14 4 3 45 15 9 14 6 3 48 16 1 14 8 3 52 16 2 14 9 3 55 16 4 15 1 3 59 3 16 5 15 3 3 62 6 16 7 15 5 3 66 16 9 15 6 3 69 17 0 15 8 3 73 3 17 2 16 0 3 76 5 17
146. le Check abnormality by driving power module in case overcurrent is detected D Outdoor stop valve is closed Decrease of power supply voltage 9 Looseness disconnection or converse of compressor wiring connection Defective compressor Defective outdoor power circuit board Open stop valve Check facility of power supply Correct the wiring U V W phase to compressor Outdoor power circuit board Check compressor Replace outdoor power circuit board 2 Compressor overcurrent interruption Abnormal if overcurrent DC bus or compressor is detected after compressor starts operating for 30 seconds Over current level 27 5A V 18 0A Y Stop valve of outdoor unit is closed Decrease of power supply voltage 9 Looseness disconnection or converse of compressor wiring connection Defective fan of indoor outdoor units Short cycle of indoor outdoor units amp Defective input circuit of outdoor controller board Defective compressor D Open stop valve Check facility of power supply Correct the wiring U V W phase to compressor Outdoor power circuit board Check indoor outdoor fan Solve short cycle Replace outdoor controller circuit board Check compressor Before the replacement of the outdoor controller circuit board disconnect the wiring to compressor from the outdoor power circuit board and check the output voltage among phases U V W
147. ler circuit board TEST POINT between 1 and 4 of the fan connector DC310 340V Y between 1 and 4 of the fan connector Voc DC280 340V when ACTM stops DC350V when ACTM is operating V TEST POINT Vcc between 5 and 4 of the fan connector DC15V 4 Is the voltage normal gt Yes gt Replace the fan motor V Yes OK Check the operation of fan END Replace outdoor controller board m C Replace outdoor controller board OK Check the operation END NG C Replace the fan motor 66 9 8 HOW CHECK THE COMPONENTS lt Thermistor feature chart gt Low temperature thermistors Thermistor Outdoor pipe TH3 Thermistor Low pressure saturated temperature TH6 Thermistor Outdoor TH7 Thermistor RO 15 396 B constant 3480 296 Rt 15exp 3480 zs 35 avs 15kQ 30 C 4 3kQ 10C 9 6kQ 40 C 3 0kQ 20C 6 3kQ 25C 5 2kQ Medium temperature thermistor Only VHMB Heatsink temperature thermistor TH8 Thermistor R50 17 296 B constant 4170 396 Rt 17exp 4170 1 27340 323 oc 180kQ 25 50kQ 50 C 17kQ 70C 8kQ 90 C 4kQ High temperature thermistor Thermistor lt Discharge Compressor gt TH4 Thermistor R120 7 465kQ 296 B constant 4057 296 Rt 7 465
148. lity occurs again it is defective of displayed address and attribute Display Abnormal point and detecting method Causes Check points 6831 6834 Signal reception Remote controller Following symptoms are regarded as abnormality 1 When the remote controller cannot receive the signal from indoor controller normally even once for 3 minutes 2 When the remote controller cannot receive the signal even once for 2 minutes QD Defect of the transmission and reception circuit of the remote controller Defect of the transmission and reception circuit of the indoor controller board Noise occurs on the transmission line of the remote controller All remote controllers are set as sub remote controller 0 0 Check the remote controller According to the results perform the following disposals When RC is displayed the remote controller is normal Turn off the power supply and turn it on again If HO or PLEASE WAIT is displayed for 4 minutes or more replace the indoor controller board When RC is displayed replace the remote controller Signal transmission Remote controller Following symptoms are regarded as abnormality 1 When sub remote controller cannot transmit the signal to the transmission path for 6 minutes 2 When the remote controller cannot finish transmitting the signal for 30 times on end Defect of the transmission and reception circ
149. lue within the total exten sion length of the transmission cable and maximum transmis sion cable length L3 M NET remote controller RC and MA remote controller MA cannot be used together Do not connect anything with TB15 of indoor unit IC Same as above Use the indoor unit IC address plus 150 as the sub remote controller address In this case it should be 152 9 or more remote con troller RC cannot be connected to 1 indoor unit Same as above 01 02 TBS 7815 TBS 7815 The remote controller address is the indoor unit main address plus 100 In this case it should be 101 32 B Example of a group operation system with 2 or more outdoor units and remote controller Address settings are necessary Examples of Transmission Cable Wiring Shielded Wire Sub Remote Controller e Address Always use shielded wire when making connections between the outdoor unit OC and the indoor unit IC as well for all OC OC and IC IC wiring intervals Use feed wiring to connect terminals M1 and M2 and the ground terminal on the transmission cable terminal block TB3 of each outdoor unit OC to terminals M1 and M2 on the terminal S on the transmission cable block of the
150. lure of remote controller or indoor unit transmission line 3 Indoor unit transmission connector CN2M disconnection 4 Sending receiving signal circuit failure in the indoor unit or remote controller 1 When synchronized operating with other refrigerant system fresh master the indoor units transmits the signal to the fresh master after the fresh master and same refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 2 Contact failure of fresh master or indoor unit transmission line 3 Indoor unit or fresh master transmission connector CN2M disconnection 4 Sending receiving signal circuit failure in the indoor unit or fresh master 1 When the lossnay power supply is off the indoor unit detects abnormality at signal transmitting to the lossnay 55 Continued to the next page From the previous Display Abnormal point and detecting method Causes Check points 6607 6 When the controller of displayed address and attribute is not recognized 2 When synchronized operating with other refrigerant system lossnay the indoor units transmits the signal to the lossnay after the lossnay and same refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 3 Contact failure of lossnay or indoor unit transmission line 4 Indoor unit transmission connector CN2M disconnection 5 Sen
151. mprovement above specifications may be subject to change without notice In case of connecting all fresh air type indoor unit PEFY P VHM E F only one indoor unit can be connected with one PUMY Details on foundation work duct work insulation work electrical wiring power source switch and other items shall be referred to the Installation Manual 2 Nominal cooling conditions 35 CDB 95 FDB 5 m 16 3 8 ft 0 ft 27 CDB 19 5 CWB 81 FDB 67 8 Nominal heating conditions FWB 20 CDB 68 208 7 CDB 6 CWB 45 FDB 43 FWB 7 5 m 24 9 16 ft 0 m 0 ft Unit converter kcal h kW x 860 Btu h KW x 3 412 cfm m min x 35 31 Ib kg 0 4536 Above specification data is subject to rounding variation Power source PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P125YHMBR2 BS 3 phase 4 wire 380 400 415V 50Hz PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS Cooling capacity Nominal kcal h 11 2 9 600 38 200 14 0 12 000 47 800 15 5 13 300 52 900 12 500 14 000 Power input 3 30 4 27 5 32 Current input 5 28 5 02 4 84 6 83 6 49 6 26 8 51 8 09 7 80 COP kW kW 3 39 3 28 2 91 Temp range of cooling Indoor 15 24 59 75 F 10 to 46 CD B 50 to 115 5 46 C 23 115 F FD B in case o
152. n If a problems occurs during test run a code number will appear in the temperature display area on the remote controller or LED on the outdoor unit and the air conditioning system will automatically cease operating Determine the nature of the abnormality and apply corrective measures Check code Trouble Serial transmission trouble Detected unit Indoor Outdoor Remote controller Remarks Outdoor unit Multi controller board Power board communiation trouble Discharge Compressor temperature trouble Check delay code 1202 Low Pressure trouble Check delay code 1400 High pressure trouble Check delay code 1402 Excessive refrigerant replenishment Check delay code 1600 Insufficient refrigerant trouble Check delay code 1601 Vacuum operation protection Water leakage Drain pump trouble Drain sensor trouble THd Overcurrent trouble Overload compressor lock Check delay code 4350 Power synchronization signal trouble Check delay code 4165 Inverter trouble Check delay code 4320 Overheat protection of radiator panel Check delay code 4330 Power module trouble or Overcurrent trouble Check delay code 4350 Fan controller trouble Outdoor Check delay code 4500 Air inlet sensor trouble TH21 or Discharge Compressor temperature sensor trouble TH4 Check delay code 1202 Liquid pipe temp sensor trouble TH2
153. ng and flare nut The component molecules in HFC refrigerant are smaller compared to conventional refrigerants In addition to that R410A is a refrigerant which has higher risk of leakage because its working pressure is higher than that of other refrig erants Therefore to enhance airtightness and intensity flare cutting dimension of copper pipe for R410A has been specified separately from the dimensions for other refrigerants as shown below The dimension B of flare nut for R410A also has partly been changed to increase intensity as shown below Set copper pipe correctly referring to copper pipe flaring dimensions for R410A below For 1 2 and 5 8 inch the dimension B changes Use torque wrench corresponding to each dimension Flare cutting dimensions Nominal dimensions inch Outside diameter 4 Ds Dimension A t Dimension A 21 mm R410A R22 dimensions inch 5 EN y Dimension Flare nut dimensions Nominal Outside mm Dimension B diameter R410A R22 1 4 9 1 9 0 17 0 17 0 3 8 13 2 13 0 22 0 22 0 1 2 16 6 16 2 26 0 24 0 5 8 19 7 19 4 29 0 27 0 3 4 23 3 9 Tools for R410A The following table shows whether conventional tools can be used or Tools and materials Gauge manifold Charge hose Air purge refrigerant charge and operation ch
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155. oard is blown Though the indoor unit operates the display of the remote controller goes out soon The power supply of the indoor unit is not on The fuse on the indoor unit controller board is blown is not displayed on the remote controller M NET remote controller is not fed The power supply of the outdoor unit is not on The connector of transmission outdoor power board is not connected The number of connected indoor unit in the refrigeration system is over the limit or the number of connected remote controller is over the limit M NET remote controller is connected to MA remote controller cable The transmission line of the indoor outdoor unit is shorted or down M NET remote controller cable is shorted or down Transmission outdoor power board failure HO keeps being displayed or it is displayed periodically HO is usually displayed about 3 minutes after the power supply of the outdoor unit is on The power supply for the feeding expansion unit for the transmission line is not on The address of the outdoor unit remains 00 The address of the indoor unit or the remote controller is not set correctly remote controller is connected to the transmission line of the indoor outdoor unit The remote controller does not operate though is displayed The transmission line of the indoor outdoor unit is connected to TB15 The transmission line of the in
156. ode Bridge Cg pgs TABT gLu Power Module 183 QUAE V E RED 2 e WHT CNDC RES Noise Filter Circuit Board 4 Hel 6 PIN 2 lt 7 EP 1 ps2 TABS WHT Connection Terminal lt L Phase gt THI t 1 Connection Terminal lt N Phase gt 777 M Gs IPM dL E Connection Terminal lt Ground gt Hl dH 77 TABPi nED 1 5 7 az a r T 52C Relay ir gi CNS ui _ S Controller Circuit Board TOINDOOR UNI RES 7 1912 WHT ra iu 2 1 1 Switch lt Disp ay Selection gt DC 30V Non polar HEJ i gS eer x N BI pe Switch lt Function Selection gt 2 lait Switch lt Test Run gt Ts 2 WHT dog L p Er Switch Model Selection STs Switch lt Function Selection gt 7 Bep e g Es E Switch lt Function Selection gt 4 m Y 2 ABE Switch lt Function Selection gt x 7 Jal V m Switch unction Sel ection M2 vw U us Ww Switch lt Unit Address Selection 1st digit gt Je Switch lt Unit Address Selection 2nd digit gt 22218 7 BLK Connector lt To N F Board CN52C gt FOR CENTRALIZED a Symbol of Board is CNLVB SENTRO 2 Eu 2 SS Connector lt Connection For Option gt SOV Non polar Connector lt Connection For Option gt 1 55 CN3S Connector Connection For Option 5 CN3N Connector lt Connection For Option gt CN51 Connector lt Connection For Option gt BLK LED1 LED2 LED lt Operation Inspection Displa
157. ontroller board is not an actual temperature replace the multi controller board 42 5 Open 91 9 Short Abnormal point and detecting method Causes Check points Gas pipe temperature thermistor TH23 When the thermistor detects short open after 3 minutes continuous thermo ON during cooling or dry operation the operation stops and the operation changes to protect mode of restarting in 3 minutes If the thermistor does not recover in 3 minutes the operation stops due to detecting abnormality In this time lt 5103 gt is displayed Then if the thermistor recover in 3 minutes it operates normally Short Detected 90 C or more Open Detected 40 C or less 1 Connector CN29 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Detecting circuit failure in the indoor controller board Check whether the connector CN29 in the indoor controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor OC 15 10 C 9 6kQ 20 C 6 3kQ 30 C 4 3kQ 40 C 3 0kQ When there is no problem in above mentioned DOG replace the indoor controller board Pipe temperature judging defrost thermistor TH3 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detecte
158. opeller fan x 2 Propeller fan x 2 Control Driving mechanism DC control Direct driven by motor DC control Direct driven by motor DC control Direct driven by motor Motor output kW 0 06 x 2 0 06 x 2 0 06 x 2 HIC circuit HIC Heat Inter Changer Protection High pressure protection High pressure sensor High pressure switch 4 15 MPa Inverter circuit COMP FAN Over heat protection Over current protection Compressor Discharge thermo protection Over current protection PUMY P VHMB BS 1 BS Compressor thermo protection Over current protection PUMY P VHMBR2 BS Fan motor Over heat protection Voltage protection Defrosting method Auto defrost mode Reversed refrigerant circle Refrigerant Type x Original charge R410A x 8 5kg 19 Ib R410A x 8 5kg 19 Ib R410A x 8 5kg 19 Ib Control LEV circuit Standard attachment Document Accessory Installation Manual Grounded lead wire x 2 Optional parts Joint CMY Y62 G E Header CMY Y64 68 G E Joint CMY Y62 G E Header CMY Y64 68 G E Joint CMY Y62 G E Header CMY Y64 68 G E Remark Indoor Outdoor Pipe length Level difference 1 Nominal cooling conditions 27 CDB A9 CWB 81 FDB 66 FWB 35 CDB 95 FDB 7 5 m 24 9 16 ft 0 ft Nominal conditions 1 3 are subject to JIS B8615 1 Due to continuing i
159. or wiring disconnection or half disconnection Thermistor failure Multi controller board input circuit failure 48 Check whether the connector TH4 in the multi controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor When the resistance is not below value replace the thermistor OC about 700kQ 10 about 410kQ 20 C about 250kQ 30 C about 160kQ 40 C about 104kQ 12345678 Set the SW1 to n BELLI When the temperature in multi controller board is not an actual temperature replace the multi controller board 1 3 Open 219 4 Short Abnormal point and detecting method Causes Check points Liquid pipe temperature thermistor TH22 When the thermistor detects short open during the operation the operation stops and the operation changes to protect mode of restarting in 3 minutes If the thermistor does not recover in 3 minutes the operation stops due to detecting abnormality In this time lt 5102 gt is displayed Then if the thermistor recovers in 3 minutes it operates normally Short Detected 90 C or more Open Detected 40 C or less 1 Connector CN21 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Detecting circuit failure in the indoor controller board Check whether the connector CN21 in the
160. pressure saturated temp gt TH6 OPERATING PROCEDURE PHOTOS 9 Removing bypass valve coil SV1 and bypass valve 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 3 right side panel fixing screws 5 x 12 in the rear of the unit and remove the right side panel 4 Remove the bypass valve coil fixing screw M4 x 6 5 Remove the bypass valve coil by sliding the coil upward 6 Disconnect the connector SV1 white on the Multi controller circuit board in the electrical parts box 7 Recover refrigerant 8 Remove the welded part of bypass valve Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov Sch 63 ing the right side panel Solenoid valve coil fixing screw Solenoid valve Removing the high pressure switch 63H and low pres M 4 coil SV1 sure switch 63L 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove the electrical parts box See Photo 4 High pressure 4 Remove 3 right side panel fixing screws 5 x 12 in the rear sensor 63HS of the unit and remove the right side panel 5 Pull out the lead wire of high pressure switch and low pres sure switch 6 Recover refrigerant 7 Remove the welded part of high pressure switch and low pressure switch Bypass valve Note 1 Recover refrigerant
161. r Over error by collision 1 The transmission processor cannot Check whether the transmission line of Abnormality when the state which cannot be transmitted since a short cycle the indoor unit fresh master lossnay be transmitted by collision of transmission voltage of the noise etc mixes on and remote controller is connected to is consecutive for 8 to 10minutes the transmission line consecutively the outdoor unit terminal board TB7 for centralized controller or not 2 The transmission volume increases Check whether the transmission line state al dala Cannon tebe output td and cannot be transmitted since the with the other refrigerant system of the teitransmission bythe noise happeris wiring method is mistaken and the indoor unit and lossnay is connected to nee te minutes consacutively routing technique to the terminal the outdoor unit terminal board TB3 Note Address Attribute displayed on the board TB3 for the transmission for transmission or not remote controller shows the controller line of the outdoor unit and the detecting abnormality terminal board TB7 for centralized control cannot be transmitted 3 The share becomes high since the data 9 Check whether the outdoor unit exists together to other transmitted terminal board for transmission line data by a defective repeater function TB3 and for centralized controller which connects and intercepts the TB7 are connected or not transmission of
162. r unit IC Use non polarized 2 wire b Connect terminals M1 and M2 on transmission cable terminal block TB5 for each indoor unit with the terminal block TB6 for the remote controller RC c Set the address setting switch on outdoor unit P C B as shown below Unit Range Setting Method Indoor unit IC 001 to 050 Outdoor unit Use the smallest OC address of all the indoor unit plus 50 051 to 100 Indoor unit address plus 100 Remote controller RC 10110190 2 Operation using 2 remote controllers Using 2 remote controllers for each indoor unit a Same as above b Same as above c Set address switch on outdoor unit P C B as shown below Unit Range Setting Method Indoor Unit IC 001 to 050 Use the smallest address of all the indoor units plus 50 Outdoor unit 051 10 100 Main Remote Controller RC Indoor unit address plus 101 to 150 100 Sub Remote Controller RC Indoor unit address plus 151 to 200 150 3 Group operation 01 02 TB7 TBS TB15 TBS TB15 Multiple indoor units operated together by 1 remote controller a Same as above b Connect terminals M1 and M2 on transmission cable terminal block TB5 of the IC main unit with the most recent address within the same indoor unit IC group to terminal block TB6 on the remote controller c Set
163. ranch header 2 branches Ceiling Concealed Fresh Air 1 PEFY P Cassette Ceiling Wall Floor standing Mounted Ceiling Concealed Ceiling Suspended Exposed Concealed PKFYP PCFYP PFFY P PFFY P 15VBM E 20VBM E 20VLEM E VKM E 20VLRM E 25 25VLEM E VKM E 25VLRM E 32VHM E 32VLEM E VKM E 32VLRM E 40VHM E 40VKM E 40VLEM E VKM E 40VLRM E 50VMS1 E 50VHM E 50VLEM E 50VLRM E 63VMS1 E VMA E 63VKM E 63VKM E 63VLEM E 63VLRM E 71VMA E 80VMH E VMA E 100VMH E VMA E 100VKM E 100VKM E 125VMH E VMA E 125VKM E 140VMH E VMA E 140VMH E F 4 way flow 2 way flow 1 way flow PLFY P PLFY P PMFY P 20VCM E 2 20VLMD E 20VBM E 25VCM E 2 25VLMD E 25VBM E 32VCM E 2 32VBM E 32VLMD E 32VBM E MOVCM E 2 40VBM E 40VLMD E 40VBM E 50VBM E 50VLMD E 63VBM E 63VLMD E 80VBM E 80VLMD E 100VBM E 100VLMD E 125VBM E 125VLMD E PEFY P 15VMS1 E 20VMS1 E VMA E 25VMS1 E VMA E 32VMS1 E VMA E 40VMS1 E VMA E 80VMH E F Decorative panel MA remote controller PAR 21MAA M NET remote controller PAR F27MEA E Name Remote Model number controller A handy remote controller for use in conjunction with the Melans centralized management system Addresses must be set Addresses setting is not necessary Functions 1 PUMY P YHMB is connectable
164. rant 4 When performing service install a filter drier simultaneously Be sure to use a filter drier for new refrigerant 2 Additional refrigerant charge When charging directly from cylinder Check that cylinder for R410A on the market is syphon type Charging should be performed with the cylinder of syphon stood vertically Refrigerant is charged from liquid phase 3 Service tools Use the below service tools as exclusive tools for R410A refrigerant No Tool name Specifications Gauge manifold Only for R410A Use the existing fitting specifications UNF1 2 Use high tension side pressure of 5 3MPa G or over amp Charge hose Only for R410A Use pressure performance of 5 09MPa G or over Electronic scale Gas leak detector Use the detector for R134a R407C or R410A Adaptor for reverse flow check Attach on vacuum pump Refrigerant charge base Refrigerant cylinder Only R410A_ Top of cylinder Pink Cylinder with syphon Refrigerant recovery equipment 2 2 PRECAUTIONS FOR SALT PROOF TYPE BS MODEL Although BS model has been designed to be resistant to salt damage observe the following precautions to maintain the performance of the unit 1 Avoid installing the unit in a location where it will be exposed directly to seawater or sea breeze 2 If the cover panel may become covered with salt be sure to instal
165. rant oil or malfunction of com pressor The following tools are necessary to use R410A refrigerant Tools for R410A Flare tool Size adjustment gauge Vacuum pump adaptor Electronic refrigerant charging scale Gauge manifold Charge hose Gas leak detector Torque wrench The refrigerant oil applied to flare and flange connections must be ester oil ether oil or alkylbenzene oil in a small amount If large amount of mineral oil enters that can cause deterio ration of refrigerant oil etc Charge refrigerant from liquid phase of gas cylinder If the refrigerant is charged from gas phase composition change may occur in refrigerant and the efficiency will be lowered Handle tools with care If dirt dust or moisture enters into refrigerant cycle that can cause deterioration of refrigerant oil or malfunction of com pressor Do not use a charging cylinder If a charging cylinder is used the composition of refrigera nt will change and the efficiency will be lowered Ventilate the room if refrigerant leaks during operation If refrigerant comes into contact with a flame poisonous gases will be released 1 Cautions for service 1 Perform service after recovering the refrigerant left in unit completely 2 Do not release refrigerant in the air 3 After completing service charge the cycle with specified amount of refrige
166. rcuit figure out the total refrigerant amount by each independent refrigerant circuit 2 Calculate room volumes and find the room with the smallest volume The part with 7 represents the room with the smallest volume a Situation in which there are no partitions Branch box Indoor unit b There are partitions but there are openings that allow the effective mixing of air Branch box unit Situation in which there are no door openings or in which there are open ings above and below doors that occupy at least 0 15 of the floor area Indoor unit Opening c If the smallest room has mechanical ventilation appa ratus that is linked to a household gas detection and alarm device the calculations should be performed for the second smallest room Branch box Outdoor unit Ventilation apparatus Indoor unit The smallest room The second smallest room 3 Use the results of calculations 1 and 2 to cal culate the refrigerant concentration Total refrigerant in the refrigerating unit kg Maximum concentration kg m The smallest room in which an indoor unit has been installed m Maximum concentration of R410A 0 3kg m If the calculation results do not exceed the maximum concen tration perform the same calculations for the larger second and third room etc until it has been determined that nowhere the maximum concentration w
167. re is normal at just before of restarting the outdoor unit restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time lt 5106 gt is displayed For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 90 C or more Open 40 or less 1 Connector TH7 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Multi controller board input circuit failure Check whether the connector TH7 in the multi controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor When the resistance is not below value replace the thermistor 15 10 C 9 6 20 C 6 3kQ 30 C 4 3kQ 40 C 3 0kQ 12345678 Set the SW1 to When the temperature in multi controller board is not an actual temperature replace the multi controller board 42 5 Open 91 9 Short Heatsink temperature thermistor TH8 Internal thermistor of power module Y Heatsink thermistor V When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit
168. stor Low pressure saturated temp Outdoor TH6 7 High pressure switch 63H High pressure sensor 63HS Low pressure switch 63L Solenoid valve coil Four way valve 2154 Solenoid valve coil Bypass valve SV1 5 Remove the terminal cover and disconnect the compressor lead wire 96 mmm un D 1 parts box Noise filter cir cuit board NF v Multi controller board MULTI B 2 Terminal block Mugs TB Terminal block TB3 TB7 Screw Valve bed Compressor _ Cover panel ei Front Cover panel fixing screws Continued to the next page From the previous OPERATING PROCEDURE PHOTOS amp ILLUSTRATION 6 Remove electrical parts box fixing screw 4 x 10 and detach the electrical parts box by pulling it upward The electrical parts box is fixed with 2 hooks on the left and 1 hook on the right Photo 4 N Electrical parts box fixing screw 4 Removing the thermistor lt Low pressure saturated temp gt TH6 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connectors TH6 and TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box 5 Pull out the thermistor lt Low pressure saturated temp gt TH6 from the sensor holder Note In case of replacing thermistor lt Low pressure sat
169. system which sets the group between different refrigerant systems or which fresh master lossnay are connected When there is not any trouble from above replace the displayed address attribute controller board In this time when the error does not recover to normal the outdoor unit multi controller board repeater circuit defective is expected Check the recovery by replacing the multi controller board one by one Continued to the next page From the previous Display Abnormal point and detecting method Causes Check points 6607 3 When the cause of displayed address and attribute is on the remote controller side The indoor unit detects when there is no reply ACK on transmitting from the indoor unit to the remote controller unit 4 When the cause of displayed address and attribute is on the fresh master side The indoor unit detects when there is no reply ACK on transmitting from the indoor unit to the fresh master 5 When the cause of displayed address and attribute is on the lossnay side The indoor unit detects when there is no reply ACK on transmitting from the indoor unit to the lossnay 1 When operating with multi refrigerant system indoor units the indoor units transmits the signal to the remote controller after the other refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 2 Contact fai
170. t INDOOR UNIT ERROR CODE ADDRESS NO OAUNTADDRESSNO 40 2 Address check Refer to section 1 regarding address entry a In making group settings Turn off the remote controller Press the remote controller s ON OFF button to stop operation the indicator light will go off e Locate the indoor unit address display mode Press the FILTER and x buttons on the remote controller simultaneously and hold for 2 seconds Display indoor unit address The entered indoor units address and type will be displayed each time the button is pressed When 1 entry is made only 1 address will be displayed no matter how many times the button is pressed e Returning to the normal mode after completing check Simultaneously press the FILTER and buttons on the remote controller and hold for 2 seconds to return to the normal mode b In making paired settings Turn off the remote controller Press the remote controller s ON OFF button to stop operation the indicator light will go off e Put in indoor unit address display mode Press the FILTER and Z buttons on the remote controller simultaneously and hold for 2 seconds Changing to the linked operation unit address display state Press the 129 button on the remote control Displaying the address of the indoor unit to be checked Change the address to that of the indoor unit to be checked by pressing the temperature adjustment but
171. t Piping Gas Line 15 88 Line 12 7 ection From branch to Branch B C 63 to 140 Liquid Line 9 52 Gas Line 15 88 Select the size from the table to the right 3 Refrigerant Piping Diameter In Section From Branch to Branch Liquid Line mm Gas Line mm 49 52 15 88 Additional refrigerant charge lt Additional Charge gt Refrigerant of 3kg equivalent to 50m total Additional Liquid pipe size Liquid pipe size Refrigerant extended piping length is already included refrigerant charge Total length of Total length of amount for outdoor when the outdoor unit is shipped 9 52 x 0 06 6 35 x 0 024 unit Thus if the total extended piping length is 50m or less there is no need to charge with additional refrigerant kg m x 0 06 kg m m x 0 024 kg m 125 3 0kg If the total extended piping length exceeds 50m calculate the required additional Indoor 1 50 A 49 52 10m 49 52 5m hee using theprocedure shown 40 B 49 52 20m 46 35 If the calculated additional refrigerant charge 792 duo eee TU c ICM is a negative amount do not charge with any 20 lt Example gt 46 35 5m refrigerant 20 e 46 35 5m The total length of each liquid line is as follows 9 52 A C 10 20 10 5 45m 6 35 10 5 5 5 25 lt Calculation example gt Additional refrigerant charge 45 x
172. te not be switched ON 4220 Abnormal stop 9 10 No 189 ACTM error display indio short 100kKQ 1MO The breaker operates open CD The unit does not operate can not be switched ON 4220 Abnormal stop 9 10 No 189 ACTM error display The symptom when the unit is in open error condition is described to determine open error by tester check 75 cu zu go Zo 5 Jequunu JSOMO y YIM sseJppe eui HEJS HUN ON 94 Ajoedeo yun ejdsiq yun Joopui G oN yoede 000LLLLO un Joopui v oN apoo yoede 00011101 yun Joopul g oy apoo yoede 0001100 992 0 Joopul z apoo yoede 000LLOLIL Joopui oN yoede 0001010 yo yy 440 oway uo 1461 uoneado jun g ON uoneJedo yun ON uoneJedo iun 9 ON uoneJedo yun G ON jun uoneJado jun e oN pun Z ON uoneJedo ON fejdsip yun Joopu 00011001 yo 1461 uej dois uo 1461 yun g ON epou jun jun 9 jun S ON jun jun amp oN jun z ON jun ON uonejedo 00011000 uoy
173. th a wet cloth to prevent it from heating 100 C High pressure Low press e or more then braze the pipes so that the inside sensor 63HS switch 63L of pipes are not oxidized 94 OPERATING PROCEDURE PHOTOS 12 Removing the compressor MC 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 2 front cover panel fixing screws 5 x 12 and remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 12 and remove the back cover panel 5 Remove the electrical parts box See Photo 4 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 7 Remove 3 right side panel fixing screw 5 x 12 in the rear of the unit and then remove the right side panel 8 Remove 3 separator fixing screws 4 x 10 and remove the separator 9 Recover refrigerant 10 Remove the 3 compressor fixing nuts for motor using span ner or adjustable wrench 11 Remove the welded pipe of motor for compressor inlet and outlet and then remove the compressor Note Recover refrigerant without spreading it in the air Photo 11 Valve bed bed fixing Valve bed fixing screws screw Compressor MC Separator Separator fixing screw Compressor fixing nut 13 Removing the accumulator 1 Remove the service panel See Figure 1 2 Remove the top p
174. the address setting switch on outdoor unit P C B as shown below Unit Range Setting Method Use the smallest address within the IC Main same group of indoor units 001 to 050 Use an address other than that of the IC Main from among the units within the same group of indoor units This must be in sequence with the IC Main IC Sub 001 to 050 Use the smallest address of all the Outdoor Unit indoor units plus 50 051 to 100 Set at an IC Main address within the same group plus 100 Main Remote Controller 101 to 150 Set at an IC Main address within the same group plus 150 Sub Remote Controller 151 to 200 d Use the indoor unit IC within the group with the most functions as the IC Main unit Combinations of 1through 3 above are possible Name Symbol and the Maximum Remote controller Units for Connection Name Symbol Maximum units for connection Outdoor unit OC Indoor unit IC 1 OC unit can be connected to 1 8 P100 1 10 P125 1 12 P140 IC units RC Maximum 2 RC for 1 indoor unit Maximum 12 RC for 1 OC Permissible Lengths Prohibited items Longest transmission cable length 1 25 mm L1 L2 L2 L3 L3 L1 2 200m Remote controller cable length 1 If 0 5 to 1 25 mm 1 2 310m 2 If the length exceeds 10 meters the exceeding section should be 1 25 mm and that section should be a va
175. the moving part of float switch ex sludge etc Defective float switch Defective indoor controller board Defective driving circuit of drain pump Defective input circuit of float switch Both of above mentioned and the indoor linear expansion valve full closed failure leakage happens synchronistically Note Address Attribute displayed on the remote controller shows the indoor unit which is cause of trouble Check if drain pump works Check drain function 9 Check moving part of float switch Check the value of resistance with the float switch ON OFF Change the indoor controller board Check whether the indoor linear expansion valve leaks or not Drain sensor THd DS abnormality When the drain sensor detects short open while the operation Connector CN31 contact failure insertion failure Thermistor wiring disconnection or half disconnection Thermistor defective Indoor controller board detecting circuit failure Check whether the indoor controller board connector CN31 is disconnected or not Check whether the thermistor wiring is disconnected or not O Check the resistance of thermistor If abnormality is not found in the method of the above mentioned from Q to G it is defective of the indoor controller board Compressor overcurrent interruption When compressor locked Abnormal if overcurrent of DC bus or compressor is detected with
176. tion timing of forced outdoor unit stop Constantly detected during unit operation and stop C Releasing of forced outdoor unit stop Reset power supply of both abnormal indoor unit and its outdoor unit in same refrigerant System Forced outdoor unit stop cannot be released by remote controller OFF NOTE Above mentioned D and 0 are detected independently Malfunction of drain pump Defective drain Clogged drain pump Clogged drain pipe 9 Water drops on drain sensor Drops of drain trickles from lead wire Clogged filter is causing wave of drain Defective indoor controller board Both of above mentioned and the indoor linear expansion valve full closed failure leakage happens synchronistically Note Address Attribute displayed on the remote controller shows the indoor unit which is cause of trouble 45 Check if drain pump works Check drain function Check the setting of lead wire of drain sensor and check clogs of the filter Replace indoor controller board when there is no problem in the above mentioned O Check whether the indoor linear expansion valve leaks or not Abnormal point and detecting method Causes Check points Drain pump DP Judge whether the sensor is in the water or in the air by turning the float switch ON OFF In the water Detected that the float switch is ON for 15 seconds In the air Detected that the float switch is O
177. to Fresh Air type indoor unit It is possible to connect 1 Fresh Air type indoor unit to 1 outdoor unit 1 1 system Operating temperature range outdoor temperature for fresh air type indoor units differ from other indoor units Refer to 3 2 3 2 When the indoor unit of Fresh Air type is connected with the outdoor unit the maximum connectable total indoor unit capacity is 110 100 in case of heating below 5 C 23 F 3 2 UNIT SPECIFICATIONS 1 Outdoor Unit Service Ref PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100VHMBR2 BS PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P100YHMBR2 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125VHMBR2 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P125YHMBR2 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140VHMBR2 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS PUMY P140YHMBR2 BS Cooling kW 11 2 14 0 15 5 Capacity Heating KW 12 5 16 0 18 0 Compressor kW 1 9 2 4 2 9 Cooling Heating capacity indicates the maximum value at operation under the following condition Cooling Indoor D B 27 C W B 19 0 C Outdoor D B 35 C Heating Indoor D B 20 C Outdoor D B 7 C W B 6 C 2 Method for identifying MULTI S model Indoor unit When using Model 80 gt m Outdoor unit When using model 125 gt
178. tons C4 2C Y Displaying the address of the linked Lossnay unit Press the button to display the addresses of the linked Lossnay and indoor unit in alternation Displaying the addresses of other entered units The addresses of the other entered units will be displayed in alternating fashion after resting the button again e Returning to the normal mode after completing the check Simultaneously press the FILTER and 9x4 buttons on the remote controller and hold for 2 seconds to return to the normal mode 3 Clearing an address Refer to section 1 regarding the address entry and section 2 regarding checking addresses a In making group settings Turn off the remote controller The procedure is same as a in 2 Address check Put in the indoor unit address display mode The procedure is same as a in 2 Address check Displaying the indoor unit address to be cleared The procedure is same as a in 2 Address check e Clearing indoor unit address Pressing the 8 8 5 button on the remote controller twice will clear the address entry of the dis played indoor unit resulting in the display shown in Figure 6 The display shown in Figure 7 will appear if an abnormality occurs and the entry is not cleared Please repeat the clearing procedure Returning to the normal mode after clearing an address The procedure is same as a in 2 Address check Figure 6 Display after address has been Figure 7 Display when an abnormality
179. u rated temp gt TH6 replace it together with thermistor lt Outdoor gt TH7 since they are combined together Refer to No 5 below to remove thermistor lt Outdoor gt Electrical parts box Thermistor lt TH6 gt 5 Removing the thermistor lt Outdoor gt TH7 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connector TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box See Photo 4 5 Pull out the thermistor lt Outdoor gt TH7 from the sensor holder Note In case of replacing thermistor lt Outdoor gt TH7 replace it together with thermistor lt Low pressure sat urated temp gt TH6 since they are combined together Refer to No 4 above to remove thermistor lt Low pres sure saturated temp gt Photo 6 Lead wire of thermistor Outdoor TH7 Sensor holder 97 OPERATING PROCEDURE PHOTOS 6 Removing the thermistor lt Outdoor pipe gt TH3 and ther mistor lt Discharge Compressor gt TH4 1 Remove the service panel See Figure 1 2 Disconnect the connectors TH3 white and TH4 white on the Multi controller board in the electrical parts box 3 Loosen the clamp for the lead wire in the rear of the electri cal parts box 4 Pull out the thermistor lt Outdoor pipe gt TH3 and thermis tor lt Discharge Compressor gt TH4
180. uit of the remote controller Noise occurs on the transmission line of the remote controller There are 2 main remote controllers When RC 6832 6833 or ERC 00 66 is displayed these displays may be due to noise etc Set one remote controller to main remote controller and the other to sub remote controller When connected total models of the indoor units exceed the specified level 130 of the outdoor unit models error code lt 7100 gt is displayed 1 Connecting total models of the indoor unit exceed the specified level PUMY P100 code 26 PUMY P125 code 33 PUMY P140 code 38 2 There is a mistake in the registration of model name code of the outdoor unit 57 D Check the total models of connected indoor unit Check the model code registration switch indoor controller board SW2 of connected indoor unit Check the model code registration Switch outdoor multi controller board SWA of the outdoor unit Abnormal point and detecting method Causes Check points Capacity code error When the connected indoor unit models cannot be connected lt 7101 gt is displayed The indoor unit models is not possible to connect The indoor unit of 15 140 Code 3 28 is possible to connect D Check the model code registration Switch indoor controller board SW2 in the connected indoor unit amp The outdoor unit SW1 operation can c
181. unit Switch to the remote controller self diagnosis mode Press the CHECK button for 5 seconds or more The display content will change as shown below SELF I Bower on indicator Press the FILTER button to start self diagnosis e PL gt SELF CHECK Ped Ei REY e Remote controller self diagnosis result When the remote controller is functioning correctly CHECK gr 2 Check for other possible causes as there is no problem with the remote controller Where the remote controller is not defective but cannot be operated Error display 2 6833 or 6832 flashes Transmission is not possible JC LITS p r N L There might be noise or interference on the transmission path or the indoor unit or other remote controllers are defective Check the transmission path and other controllers SELF CHECK 35 To cancel remote controller diagnosis When the remote controller malfunctions Error display 1 NG flashes The remote controller s transmitting receiv ing circuit is defective gc gt NL The remote controller must be replaced with a new one SELF Error display 3 ERC and the number of data errors are displayed Data error has occurred SELF CHECK ERC The number of data errors is the difference between th
182. ute is on the outdoor unit side The indoor unit detects when there is no reply ACK on transmitting from the indoor unit to the outdoor unit 2 When the cause of displayed address and attribute is on the indoor unit side The remote controller detects when there is no reply ACK on transmitting from the remote controller to the indoor unit Factor that does not relate to origin 1 Since the address switch was changed with the current passed the unit in the last address does not exist 2 Decline of transmission voltage and signal by transmission line tolerance over The furthest point 200m Remote controller line 12m Refer to 8 3 3 Decline of transmission line voltage and signal by unmatched kind of line Shield line CVVS CPEVS Line diameter 1 25 mm or more 4 Decline of transmission line voltage and signal by a number of over connected units 5 Mis operation of origin controller which happens by chance 6 Original controller defective 1 Contact failure of outdoor unit or indoor unit transmission line 2 Indoor unit transmission connector CN2M disconnection 3 Sending receiving signal circuit failure in the indoor outdoor unit 1 When operating with multi refrigerant system indoor units the remote controller transmits the signal to the indoor unit after the other refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 2
183. ve coil fixing screw of the unit and then remove the right side panel a 5 Remove the 4 way valve coil See Photo 8 6 Recover refrigerant 7 Remove the welded part of four way valve Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the four way valve cover it with a wet cloth to prevent it from heating 120 C or more then braze the pipes so that the inside of pipes are not oxidized 93 OPERATING PROCEDURE PHOTOS 9 Removing bypass valve coil SV1 and bypass valve 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 3 right side panel fixing screws 5 x 12 in the rear of the unit and remove the right side panel 4 Remove the bypass valve coil fixing screw x 6 5 Remove the bypass valve coil by sliding the coil upward 6 Disconnect the connector SV1 white on the Multi controller circuit board in the electrical parts box 7 Recover refrigerant 8 Remove the welded part of bypass valve Note 1 Recover refrigerant without spreading it in the air T Note 2 The welded part can be removed easily by remov i B 63H ing the right side panel Bypass valve coil fixing screw Bypass valve coil SV1 10 Removing the high pressure switch 63H and low pres sure switch 63L 1 Remove the servi
184. y gt BE LED3 LED Power Supply to Main Microprocessor gt 4 F1 F2 ___ Fuse lt 16 3AL250V gt Suite teas 3 X501 505 Relay TB zi M NET M NET Power Circuit Board x p RED TP1 ConnectionTerminal lt Ground gt BLU L N GRN YLW x1 MODEL SELECT 1 0N A MODELS _ 921341516 PUMY P100VHMB 0 1 00 10 PUMY P125VHMB 010001 PUMY P140VHMB 0 1 0 0 1 1 Cautions when Servicing N WARNING When the main supply is turned off the voltage 340 V in the main capacitor will drop to 20 V in approx 2 minutes input voltage 230 V When servicing make sure that LED1 LED2 on the outdoor circuit board goes out and then wait for at least 1 minute Components other than the outdoor board may be faulty Check and take corrective action referring to the service manual Do not replace the outdoor board without checking NOTES Refer to the wiring diagrams of the indoor units for details on wiring of each indoor unit Self diagnosis function The indoor and outdoor units can be diagnosed automatically using the self diagnosis switch SW1 and LED1 LED2 LED indication found on the multi controller of the outdoor unit LED indication Set all contacts of SW1 to OFF During normal operation Example The LED indicates the drive state of the controller in the outdoor unit When the compressor and Bit 1 2 3 4 5 6 7 8 SV1

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