Mitsubishi Electric CITY MULTI CMB-WP1016V-GA1 Service Handbook Download Page 287 | Manualshive

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Summary of Contents for CITY MULTI CMB-WP1016V-GA1

Page 1: ......

Page 2: ...y the user may result in water leak age electric shock smoke and or fire Properly install the unit on a surface that can with stand the weight of the unit Unit installed on an unstable surface may fall and cause in jury Only use specified cables Securely connect each ca ble so that the terminals do not carry the weight of the cable Improperly connected or fixed cables may produce heat and start a ...

Page 3: ...er leakage electric shock and or fire After completing the service work check for a gas leak If leaked refrigerant is exposed to a heat source such as a fan heater stove or electric grill poisonous gases may be produced Do not try to defeat the safety features of the unit Forced operation of the pressure switch or the temperature switch by defeating the safety features of these devices or the use ...

Page 4: ...e liquid refrigerant as opposed to gaseous re frigerant into the system If gaseous refrigerant is charged into the system the com position of the refrigerant in the cylinder will change and may result in performance loss Use a vacuum pump with a reverse flow check valve If a vacuum pump that is not equipped with a reverse flow check valve is used the vacuum pump oil may flow into the refrigerant c...

Page 5: ...quently Doing so may lead to a re markable drop in performance electric shock malfunc tions smoke and or fire The presence of organic solvents or corrosive gas i e ammonia sulfur compounds and acid may cause gas leakage or water leakage When installing the unit in a hospital take appropriate measures to reduce noise interference High frequency medical equipment may interfere with the normal operat...

Page 6: ...ires or copper wires may result in malfunctions smoke and or fire Do not spray water on the air conditioner or immerse the air conditioner in water Otherwise electric shock and or fire may result When handling units always wear protective gloves to protect your hands from metal parts and high tempera ture parts Periodically check the installation base for damage If the unit is left on a damaged pl...

Page 7: ...these parts with bare hands Do not operate the unit without panels and safety guards Rotating high temperature or high voltage parts on the unit pose a risk of burns and or electric shock Do not turn off the power immediately after stopping the operation Keep the unit on for at least five minutes before turning off the power to prevent water leakage or malfunction Do not operate the unit without t...

Page 8: ...HBC 44 4 HBC Controller and Sub HBC Circuit Board 45 IV Electrical Wiring Diagram 1 Electrical Wiring Diagram of the HBC Controller and Sub HBC 49 2 Electrical Wiring Diagram of Transmission Booster 57 V Refrigerant Circuit 1 Refrigerant Circuit Diagram 61 2 Principal Parts and Functions 64 VI Control 1 Functions and Factory Settings of the Dipswitches 69 2 Controlling HBC Controller 70 3 Operatio...

Page 9: ...HWE1410A GB ...

Page 10: ...ng 7 5 Pipe Processing 7 6 Brazing 8 7 Air Tightness Test Refrigerant Circuit 9 8 Vacuum Drying Evacuation Refrigerant Circuit 10 9 Refrigerant Charging 12 10 Remedies to be taken in case of a Refrigerant Leak 12 11 Characteristics of the Conventional and the New Refrigerants 13 12 Notes on Refrigerating Machine Oil 14 13 Water piping 15 ...

Page 11: ... 2 HWE1410A GB ...

Page 12: ...f tools page 4 5 Verification of the connecting pipes Verify the type of refrigerant used for the unit to be moved or replaced Use refrigerant pipes made of phosphorus deoxidized copper Keep the inner and outer surfaces of the pipes clean and free of such contaminants as sulfur oxides dust dirt shaving particles oil and water These types of contaminants inside the refrigerant pipes may cause the r...

Page 13: ...he refrigerant type is indicated The cylinder is pink Charging Port on the Refrigerant Cylinder Refrigerant charging The charge port diameter is larger than that of the current port Flare Nut Connection of the unit with the pipes Use Type 2 Flare nuts Tools Materials Use Notes Gas Leak Detector Gas leak detection The ones for use with HFC refrigerant may be used Vacuum Pump Vacuum drying May be us...

Page 14: ... ø19 05 3 4 and a radial thickness of 1 2 t Use pipes made with 1 2H material light annealed The figures in the radial thickness column are based on the Japanese standards and provided only as a reference Use pipes that meet the local standards O material Soft Annealed Soft copper pipes annealed copper pipes They can easily be bent with hands 1 2H material Light Annealed Hard copper pipes straight...

Page 15: ...h of the pipes must be between 1 0 and 1 5 mm For margin adjustment a copper pipe gauge is necessary 6 Flare nut The flare nut type has been changed to increase the strength The size of some of the flare nuts have also been changed The figures in the radial thickness column are based on the Japanese standards and provided only as a reference Use pipes that meet the local standards Flare processing...

Page 16: ...brazing Keep elbow pipes and T joints in plastic bags The new refrigerator oil is 10 times as hygroscopic as the conventional refrigerating machine oil such as Suniso and if not handled with care could easily introduce moisture into the system Keep moisture out of the pipes for it will cause the oil to deteriorate and cause a compressor failure 5 Pipe Processing Use a small amount of ester oil eth...

Page 17: ...pper pipes or between a copper pipe and copper coupling If installed refrigerant pipes are not immediately connected to the equipment then braze and seal both ends 2 Reasons The new refrigerating machine oil is 10 times as hygroscopic as the conventional oil and is more likely to cause unit failure if water infiltrates into the system Flux generally contains chloride Residual flux in the refrigera...

Page 18: ...s into account Refrigerant R410A must be charged in its liquid state vs gaseous state 2 Reasons Oxygen if used for an air tightness test poses a risk of explosion Only use nitrogen to check air tightness Refrigerant R410A must be charged in its liquid state If gaseous refrigerant in the cylinder is drawn out first the composition of the remaining refrigerant in the cylinder will change and become ...

Page 19: ...hour A thorough vacuum drying re moves moisture in the pipes Verify that the vacuum degree has not risen by more than 1Torr 130Pa 1hour after evacuation A rise by less than 1Torr 130Pa is acceptable If the vacuum is lost by more than 1Torr 130Pa conduct evacuation following the instructions in section 6 Special vacuum drying 5 Procedures for stopping vacuum pump To prevent the reverse flow of vacu...

Page 20: ...alve on the high and low pressure sides BV1 and 2 and also through the check joints on the high and low pressure sides CJ1 and 2 To evacuate air only from the outdoor units Apply a vacuum through the check joints on the high and low pressure sides CJ1 and 2 Open the valves in the HBC controller and switch on the power to the outdoor units HBC controllers and indoor units before performing evacuati...

Page 21: ...e and be come unsuitable for use 2 Notes When using a cylinder with a siphon refrigerant is charged in the liquid state without the need for turning it upside down Check the type of the cylinder on the label before use 10 Remedies to be taken in case of a Refrigerant Leak If the refrigerant leaks out it may be replenished The entire refrigerant does not need to be replaced Charge refrigerant in th...

Page 22: ...laced 3 Pressure characteristics The pressure in the system using R410A is 1 6 times as great as that in the system using R22 New Refrigerant HFC type Conventional Refriger ant HCFC type R410A R407C R22 R32 R125 R32 R125 R134a R22 Composition wt 50 50 23 25 52 100 Type of Refrigerant Pseudo azeotropic Refrigerant Non azeotropic Refrigerant Single Refrigerant Chloride Not included Not included Incl...

Page 23: ...nants is defined as moisture air processing oil dust dirt wrong types of refrigerant and refrigerating machine oil Cause Symptoms Effects on the refrigerant cycle Water infiltration Frozen expansion valve and capillary tubes Clogged expansion valve and capillary tubes Poor cooling performance Compressor overheat Motor insulation failure Burnt motor Coppering of the orbiting scroll Lock Burn in on ...

Page 24: ... drain water from freezing in winter install the drain pipe as steep an angle as practically possible and minimize the straight line For cold climate installation take an appropriate measure e g drain heater to prevent the drain water from freezing 5 Insulation Cover the water pipe with insulating materials with the specified thickness or more to prevent thermal loss or condensation from collectin...

Page 25: ...alfunction noise or water pipe corrosion in the water circuit Ensure air is purged before use Refer to other sections for how to perform air vent operation pH 25 C 77 F Electric conductivity Chloride ion Sulfate ion Acid consumption pH4 8 Total hardness Calcium hardness Ionic silica Iron Copper Sulfide ion Ammonium ion Residual chlorine Free carbon dioxide Ryzner stability index Standard items Ref...

Page 26: ...n required for freeze protection 2 Capacity correction by antifreeze liquid concentration cooling 3 Capacity correction by antifreeze liquid concentration heating 0 10 20 30 40 50 60 70 Freezing Temperature C 0 5 10 15 20 25 30 Antifreeze liquid concentration wt 0 10 20 30 40 50 Ratio of cooling capacity 1 0 99 0 98 0 97 0 96 0 95 0 94 0 93 0 92 0 91 0 9 Antifreeze liquid concentration wt PURY E P...

Page 27: ... I Read Before Servicing 18 HWE1410A GB ...

Page 28: ...ttings 22 3 An Example of a System to which an MA Remote Controller is connected 24 4 An Example of a System to which an ME Remote Controller is connected 30 5 An Example of a System to which both MA Remote Controller and ME Remote Controller are connected 32 6 Restrictions on Pipe Length 35 ...

Page 29: ... 20 HWE1410A GB ...

Page 30: ...nit the indoor units will not be able to perform at the rated capacity when they are operated simultaneously Select a combination of units so that the total capacity of the connected indoor units is at or below the capacity of the outdoor unit whenever possible Outdoor units Heat source units HBC controller Sub HBC Maximum total capacity of connectable indoor units Maximum number of connectable in...

Page 31: ... effect and the unit will not function properly 1 Turn off the power to all the outdoor units in the same refrigerant circuit Units on which to set the switches Symbol Units to which the power must be shut off CITY MULTI indoor unit Main sub unit IC Outdoor units 1 and Indoor units ATW Booster Unit BU Outdoor units and Booster Unit Water Hex Unit AU Outdoor units and Water Hex Unit ME remote contr...

Page 32: ...l indoor units 00 ATW Booster Unit BU Water Hex Unit AU ME remote controller Main remote controller RC 101 to 150 Add 100 to the smallest address of all the indoor units in the same group 101 Sub remote controller RC 151 to 200 3 Add 150 to the smallest address of all the indoor units in the same group MA remote controller MA No address settings required The main sub setting must be made if 2 re m...

Page 33: ... line Maximum distance 1 25mm2 AWG16 or larger L1 L2 L3 L4 L5 200m 656ft L1 L2 L3 L11 L12 L13 200m 656ft 2 Transmission line for centralized control No connection is required 3 MA remote controller wiring Maximum overall line length 0 3 to 1 25mm2 AWG22 to 16 m1 200m 656ft m2 m3 200m 656ft m4 m5 200m 656ft IC TB5 M1M2 M1M2 M1M2 M1M2 M1M2 M1M2 S TB15 1 2 00 IC TB5 S TB15 1 2 00 A1 B2 MA A1 B2 MA A1...

Page 34: ...lock on the two MA remote controllers Set one of the MA remote controllers as a sub controller Refer to the Instruction Manual for the MA remote con troller for the setting method Group operation of indoor units To perform a group operation of indoor units IC daisy chain terminals 1 and 2 on the terminal block TB15 on all indoor units IC in the same group and then connect terminals 1 and 2 on the ...

Page 35: ...1 25mm2 AWG16 or larger L11 L12 200m 656ft L21 L22 200m 656ft 2 Transmission line for centralized control L31 L32 L21 200m 656ft 3 MA remote controller wiring Same as 3 1 4 Maximum line distance via outdoor unit 1 25mm2 AWG16 or larger L32 L31 L12 L11 500m 1640ft L32 L22 L21 500m 1640ft L12 L11 L31 L22 L21 500m 1640ft IC TB5 S TB15 1 2 01 IC TB5 S TB15 1 2 02 A 1 B 2 MA A 1 B 2 MA LC TB5 S 10 IC T...

Page 36: ... earth terminal and the S terminal on the terminal block TB7 on the outdoor unit whose power jumper connector is mated with CN40 3 MA remote controller wiring Same as 3 1 When 2 remote controllers are connected to the sys tem Same as 3 1 Group operation of indoor units Same as 3 1 4 LOSSNAY connection Connect terminals M1 and M2 on the terminal block TB5 on the indoor unit IC to the appropriate te...

Page 37: ... the specifications for each outdoor unit 3 Maximum allowable length 1 Indoor outdoor transmission line Maximum distance 1 25mm2 AWG16 or larger L11 L12 200m 656ft L21 L22 200m 656ft L25 200m 656ft 2 Transmission line for centralized control L31 L21 200m 656ft 3 MA remote controller wiring Same as 3 1 4 Maximum line distance via outdoor unit 1 25mm2 AWG16 or larger L25 L31 L12 L11 500m 1640ft L12 ...

Page 38: ...ontroller wiring Same as 3 1 When 2 remote controllers are connected to the system Same as 3 1 Group operation of indoor units Same as 3 1 4 LOSSNAY connection Connect terminals M1 and M2 on the terminal block TB5 on the in door units IC to the appropriate terminals on the terminal block for indoor outdoor transmission line TB5 on LOSSNAY LC Non po larized two wire Indoor units must be interlocked...

Page 39: ...le with a diameter of 1 25mm2 AWG16 The section of the cable that exceeds 10m 32ft must be included in the maximum indoor outdoor transmission line distance described in 1 When connected to the terminal block on the Simple re mote controller use cables that meet the following cable size specifications 0 75 1 25 mm2 AWG18 16 4 Maximum line distance via outdoor unit 1 25 mm2 AWG16 or large Same as 3...

Page 40: ...nt func tions set the indoor unit in the group with the greatest number of functions as the main unit 00 Sub unit Assign sequential numbers starting with the address of the main unit in the same group 1 Main unit address 1 main unit address 2 main unit address 3 etc 2 LOSSNAY LC 01 to 50 Assign an arbitrary but unique address to each of these units after assigning an address to all indoor units No...

Page 41: ...connectable indoor units that are listed in the specifications for each outdoor unit 10 When a power supply unit is connected to the transmis sion line for centralized control leave the power jumper connector on CN41 as it is factory setting IC TB5 S TB15 1 2 01 IC TB5 S TB15 1 2 02 IC TB5 S TB15 1 2 07 107 IC TB5 S TB15 1 2 09 A1 B2 MA A1 B2 RC A1 B2 MA IC TB5 S 1 2 TB15 IC TB5 S TB15 1 2 08 04 1...

Page 42: ...method 1 Indoor outdoor transmission line Same as 3 2 Shielded cable connection Same as 3 2 2 Transmission line for centralized control Same as 3 2 Shielded cable connection Same as 3 2 3 MA remote controller wiring When 2 remote controllers are connected to the sys tem Group operation of indoor units Same as 3 1 4 ME remote controller wiring When 2 remote controllers are connected to the sys tem ...

Page 43: ... initial settings for the indoor unit group settings via the system con troller To perform a group operation of indoor units that have different functions des ignate the indoor unit in the group with the greatest number of functions as the main unit Port number setting is required Addresses that are assigned to the in door units that are connected to the sub BC controller should be higher than the...

Page 44: ...tal capacity exceeds 130 of outdoor unit capacity Heat source unit C J D A B1 B2 H I G K L D D D D M D F E G A1 A2 A3 c d e f b a h1 h2 g h3 H1 H B A Outdoor unit E P300 B1 B2 Main HBC controller C Sub HBC controller Total indoor units capacity P375 or less Total indoor units capacity B2 C P375 or less D Indoor unit E Less than H 50 m when the outdoor unit is higher than HBC F Less than H1 40 m wh...

Page 45: ...of one HBC controller Use of two HBC controllers High pressure side Low pressure side E P200 HBC CONTROLLER CMB WP108V GA1 CMB WP1016V GA1 1 ø19 05 Brazing ø22 2 Brazing 0 5 2 P E ø22 2 Brazing 0 0 3 P E ø28 58 Brazing ø15 88 Brazing ø19 05 Brazing ø19 05 Brazing ø19 05 Brazing 0 5 3 P E Outdoor Heat source unit side Outdoor Heat source unit side Unit model Model name High pressure side Between ou...

Page 46: ... 37 HWE1410A GB III HBC Controller Components 1 HBC Controller Components 39 2 Sub HBC Components 42 3 Control Box of the HBC Controller and Sub HBC 44 4 HBC Controller and Sub HBC Circuit Board 45 ...

Page 47: ... 38 HWE1410A GB ...

Page 48: ...rom Main HBC Expansion Vessel Water inlet Drain High pressure pipe To Sub HBC Hot water To Sub HBC Cold water From Sub HBC Hot water From Sub HBC Cold water Low pressure pipe From Main HBC Expansion Vessel Water inlet Drain High pressure pipe To Sub HBC Hot water To Sub HBC Cold water From Sub HBC Hot water From Sub HBC Cold water Low pressure pipe ...

Page 49: ...right side cooling 3 Rear left side heating Strainer Pump 2 SVM1 LEV3 LEV1 LEV2 21S4Ma 21S4Mb Cooling plate heat exchnger PS3 Water purge valve Air purge valve Heating plate heat exchnger Water pressure protection valve PS1 Strainer Pump1 Air purge valve ...

Page 50: ... III HBC Controller Components 41 HWE1410A GB 4 Top side 1 CMB WP1016V GA1 2 CMB WP108V GA1 VB3f VB3e ...

Page 51: ...Sub HBC Components 1 Front 1 CMB WP1016V GB1 2 CMB WP108V GB1 To Main_HBC Hot water To Main_HBC Cold water From Main_HBC Cold water From Main_HBC Hot water To Main_HBC Hot water To Main_HBC Cold water From Main_HBC Cold water From Main_HBC Hot water ...

Page 52: ... III HBC Controller Components 43 HWE1410A GB 2 Top side 1 CMB WP1016V GB1 2 CMB WP108V GB1 VB3f VB3e ...

Page 53: ...WE1410A GB 3 Control Box of the HBC Controller and Sub HBC 1 CMB WP108V WP1016V GA1 CMB WP108 WP1016V GB1 HBC controller board Terminal block for transmission line Power supply circuit board Terminal block for power supply AC reactor ACL ...

Page 54: ... III HBC Controller Components 45 HWE1410A GB 4 HBC Controller and Sub HBC Circuit Board 1 HBC controller and Sub HBC circuit board SW1 SW2 SW3 SW4 SW5 ...

Page 55: ... III HBC Controller Components 46 HWE1410A GB 2 Power supply circuit board ...

Page 56: ... 47 HWE1410A GB IV Electrical Wiring Diagram 1 Electrical Wiring Diagram of the HBC Controller and Sub HBC 49 2 Electrical Wiring Diagram of Transmission Booster 57 ...

Page 57: ... 48 HWE1410A GB ...

Page 58: ...32 S SHIELD TB02 M2 M1 CNLEV1 CNLEV2 CNLEV3 CN005 CNAC CN002 CN001 CN001 CN002 CN006 CN203 CN204 CN401 CN103 CN101 CN518 CN512 CN513 CN201 CN003 CN101 CN003 CN501 CN502 Red CN504 Yellow CN506 Blue CN505 CN510 CN503 Blue CN508 Red CN509 Blue CN511 Red TB01 Transmission Line Control Board Power Board t t t t t t t t t t t t t t t t t t ACL 3 2 1 2 3 1 1 4 5 6 1 1 2 2 3 3 5 5 7 7 9 9 X006 1 3 X002 X0...

Page 59: ... Thermister sensor Expansion valve Terminal block for power source Terminal block for Transmission Fuse AC250V 6 3A F F001 Solenoid valve SV1 21S4Ma 21S4Mb 4 way valve WP1 WP2 Pump VB3a h Valve block FS Float switch LD1 CPU in LD1 CPU in LD1 CPU in LD1 CPU in LD1 CPU in LD1 CPU in LD1 CPU in LD1 CPU in Symbol Symbol explanation Name TB01 TB02 NOTE 1 TB02 is transmission terminal block Never connec...

Page 60: ...5 CNAC CN002 CN001 CN001 CN002 CN006 CN203 CN204 CN401 CN103 CN101 CN518 CN507 CN512 CN515 CN516 CN513 CN514 CN201 CN003 CN101 CN003 CN501 CN502 Red CN504 Yellow CN506 Blue CN505 CN510 CN503 Blue CN508 Red CN509 Blue CN511 Red TB01 1 Power Board 3 1 1 1 2 3 2 4 5 6 1 2 3 SWP2 SWP1 SWP3 1 ON OFF 1 OFF ON 1 OFF ON SW3 10 10 SW4 8 SW5 7 6 5 4 3 2 2 1 1 Transmission Line 1 2 3 1 2 3 4 5 1 2 3 4 10 LED...

Page 61: ...sor Expansion valve TB01 Terminal block for power source TB02 Terminal block for Transmission Fuse AC250V 6 3A F F001 Solenoid valve SV1 21S4Ma 21S4Mb 4 way valve WP1 WP2 Pump Name Symbol VB3a p Valve block Z FS Function setting connector Float switch Red Yellow Red Yellow CN220 CN213 CN219 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 3 2 1 3 2 1 ...

Page 62: ... U ZNR001 L001 ZNR002 C004 C006 C003 C005 C002 C007 FS TH31c TH31b TH31a TH31f TH31d TH31e TH31h TH31g TH33 TH32 S SHIELD TB02 M2 M1 CN005 CNAC CN002 CN001 CN401 CN103 CN101 CN518 CN101 CN504 Yellow CN510 CN503 Blue CN508 Red CN509 Blue N TB01 L t t t t t t t t t t Control Board Power Board 1 1 1 2 2 2 3 3 3 4 4 4 5 1 10 1 2 3 4 1 1 1 10 10 8 2 1 1 2 3 1 LED1 SW1 SW2 SWP2 SWP1 SWP3 ON OFF OFF ON O...

Page 63: ...ion LD1 CPU in operation LD1 CPU in operation LD1 CPU in operation LD1 CPU in operation TH31a h TH32 TH33 Thermister sensor Terminal block for power source Terminal block for Transmission Fuse AC250V 6 3A F F001 VB3a h Valve block FS Float switch Symbol explanation TB01 TB02 Symbol Name NOTE 1 TB02 is transmission terminal block Never connect power line to it 2 The initial set values of switch on ...

Page 64: ...TH31i TH31j TH31k TH31l TH33 TH32 S SHIELD TB02 M2 M1 CN005 CNAC CN002 CN001 CN401 CN103 CN101 CN518 CN507 CN515 CN516 CN514 CN101 CN504 Yellow CN506 Blue CN505 CN510 CN503 Blue CN508 Red CN509 Blue TB01 U U t t t t t t t t t t t t t t t t t t Transmission Line Control Board Power Board 1 2 3 4 1 2 3 4 1 2 3 4 5 6 7 1 2 3 4 5 6 7 1 1 2 2 3 3 4 4 5 5 6 6 1 2 3 4 1 2 3 4 5 3 2 1 1 1 2 1 3 5 5 3 7 1 ...

Page 65: ...p TH32 TH33 Thermister sensor Terminal block for power source Terminal block for Transmission Fuse AC250V 6 3A F F001 VB3a p Valve block Z TB02 TB01 FS Function setting connector Float switch Symbol explanation Symbol Name NOTE 1 TB02 is transmission terminal block Never connect power line to it 2 The initial set values of switch on Control Board are as follows SW1 0 SW2 0 8 7 6 5 4 3 2 1 8 7 6 5 ...

Page 66: ...White White Blue Red Red DSA White White Blue Red Red Red Red Varistor Varistor Noise filter Stabilized power supply 4 3 2 1 1 2 3 CN2 CN1 Black Black Black Black Green Yellow 1 2 3 E 4 Choke coil 1 2 CN3 1 2 1 2 CN4 CN2 1 2 CN1 Electronic control board Black White Red Red Black S B A S B A Terminal block 2 for transmission line TB3 Expanded indoor unit side Terminal block 1 for transmission line ...

Page 67: ... IV Electrical Wiring Diagram 58 HWE1410A GB ...

Page 68: ... 59 HWE1410A GB V Refrigerant Circuit 1 Refrigerant Circuit Diagram 61 2 Principal Parts and Functions 64 ...

Page 69: ... 60 HWE1410A GB ...

Page 70: ...1 T35 T34 Water pump WP2 T31a T31b T31d T31e T31f T31h Air purge valves Water purge valve Expansion tank Water supply Refrigerant Refrigerant Refrigerant Refrigerant Water pressure protection valves M Air purge valves VB1a VB1b VB1h VB1e VB1f VB1h Port No 1 No 4 Port No 5 No 8 The port for connecting multiple HBC controllers is capped closed at factory shipment To Sub HBC PS PS3 Strainer Strainer ...

Page 71: ...r pump WP2 T35 T34 T31a T31b T31h T31i T31j T31p Air purge valves Water purge valve Expansion tank Water supply Refrigerant Refrigerant Refrigerant Refrigerant Water pressure protection valves M Air purge valves VB1a VB1b VB1h VB1i VB1j VB1p Port No 1 No 8 Port No 9 No 16 To Sub HBC PS PS3 Strainer Strainer S S S 21S4Ma 21S4Mb The port for connecting multiple HBC controllers is capped closed at fa...

Page 72: ...r purge valves M M M M M M Air purge valves VB1a VB1b VB1d VB1e VB1f VB1h To HBC TH43 TH42 Port No 1 No 4 Port No 5 No 8 Sub HBC water system T41a T41b T41h T41i T41j T41p Air purge valves M M M M M M Air purge valves VB1a VB1b VB1h VB1i VB1j VB1p Port No 1 No 8 Port No 9 No 16 To HBC Sub HBC water system TH43 TH42 ...

Page 73: ... Water side Indoor unit circulating water con trol TH32 33 Indoor unit circulating water con trol TH34 35 Water pump error detection TH36 37 Water pump suction water tem perature detection Pressure sensor PS1 high pres sure side Refriger ant side 1 Detects high pressure 2 LEV control PS3 medium pressure side 1 Detects medium pressure 2 LEV control Valve block VB3a p 1 Water side 1 Switches the wat...

Page 74: ...le above Valve block VB3a p 1 Water side 1 Switches the water flow path depending on the op eration mode 2 Temperature difference control Controls the water flow to each indoor unit DC12V Opening of a valve driven by a stepping motor 2 1 The names of port a through p are corresponding to port 1 through 16 2 For the degree of valve opening 0 or 1600 indicates fully open and 800 indicates fully clos...

Page 75: ... 66 V Refrigerant Circuit GB HWE1410A ...

Page 76: ... 67 HWE1410A GB VI Control 1 Functions and Factory Settings of the Dipswitches 69 2 Controlling HBC Controller 70 3 Operation Flow Chart 79 ...

Page 77: ... 68 HWE1410A GB ...

Page 78: ...energized 2 3 Test run air vent mode after strainer processing Not available Available Any time after be ing energized 4 Forced termination of a test run Not available Available Any time after be ing energized 5 Water tightness check Not available When the switch is set from ON to OFF set the VB3 to the specified opening for stop page Available Two water pumps ON output 30 one minute after setting...

Page 79: ...h below The specified voltage changes with the load on the indoor unit side A sample is shown in the graph above 1 Periodic specified voltage control 1 Periodic control cycle Specified voltage control is performed after the following times have elapsed Thirty seconds after either compressor startup or the completion of the defrost cycle 2 The amount of frequency change The amount of specified volt...

Page 80: ...om 2 The elapsed time is used to reduce the switching frequency of the control modes between No 1 or No 6 AND No 3 or No 4 3 Capacity control is determined depending on the opening of VB3 that adjusts the water flow rate No Operation mode 4 way valve control mode 4 way valve 21S4Ma 21S4Mb 1 Cooling only Cooling ON OFF 2 Cooling Half HEX OFF OFF 3 Cooling main Cooling main OFF OFF 4 Heating main He...

Page 81: ...y Thermo ON Cooling only Thermo OFF Cooling only test run Heating only Thermo ON and Heating only Thermo OFF 2 Heating main Thermo ON Heating main Thermo OFF Cooling main Thermo ON and Cooling main Thermo OFF Designated degree of valve opening 1 800 pulse 2 85 700 pulses 3 900 1600 pulses Outdoor unit operation mode Connected indoor unit operation mode VB3 command value for opening Cooling only Th...

Page 82: ... opening is adjusted every 1 minute to keep the amount of subcool before and after the plate heat exchanger constant 3 Cooling main Heating main Thermo ON and Cooling main Heating main refrigerant recovery 1 Periodic control for LEV1 The LEV opening is adjusted the same way as described in 2 Heating only Thermo ON and Heating only refrigerant recov ery 2 Periodic control for LEV2 To be fully open ...

Page 83: ...t cycle can be started by setting DIP SW2 7 to ON Even if the defrost prohibit timer is set to 90 minutes or 150 minutes for Condition 3 to be met the actual defrost prohibit time for the next defrost cycle is 50 minutes if the last defrost cycle took 12 minutes S S Refrigerant flow High pressure pipe Low pressure pipe HBC refrigerant system HBC water system LEV1 LEV2 SV1 HIC T13 T15 T16 LEV3 PS1 ...

Page 84: ...1 LEV3 3000 SVM1 ON OFF 21S4Ma OFF 21S4Mb ON ON OFF PUMP1 Scheduled control Command value 100 PUMP2 Scheduled control Command value 100 Scheduled control HBC controller 3 way valve and water flow rate control valve Dip switch setting SW3 10 ON Indoor unit mode Heating Thermo ON Heating Thermo OFF Cooling Thermo ON Cooling Thermo OFF VB3a p Scheduled control Scheduled control Scheduled control C800...

Page 85: ... depending on the operation status Heating only or Heating main Receiving Defrost signal from OC No Yes Bypass defrost ON OFF HBC Dip switch SW3 10 High pressure heat recovery defrost LEV1 2 3000 LEV3 3000 Pump Always in operation Indoor unit VB3 during Thermo ON Fully open No No No No Lower the frequency count the No of freezing Freezing is suspected No of freezing 3 times Yes Yes Yes Receiving D...

Page 86: ...y cycle during Cooling only Cooling main Heating only or Heating main mode The refrigerant recovery mode starts when all of the following conditions are met 1 When 5 minutes have passed in the Heating only or Heating main mode or 30 seconds have passed in the Cooling only or Cooling main mode since the completion of the previous refrigerant recovery cycle AND the when following conditions are met ...

Page 87: ...troller to protect the water pump and the system is stopped depending on the situation 1 When the internal temperature of the water pump increases When the detection temperature of the water pump outlet pipe is above a certain level the water pump is stopped to protect it from the heat 2 When the revolutions of the water pump increases When the revolutions of the water pump is above a certain leve...

Page 88: ...ote 3 Note 3 1 Protection function self holding cancelled 2 HBC controller VB3 fully closed 1 Auxiliary heater OFF 2 Low fan speed for 1 minute YES YES YES YES YES YES YES YES Normal operation Error Stop 1 Prohibition Auto COOL HEAT display Automatic cooling heating mode Note 3 YES Auto cooling heating mode 1 1 Note 1 HBC controller VB3 fully closed Opening 0 Note 2 The system may go into the erro...

Page 89: ... on a search for the outdoor unit address HBC controller address indoor unit address and remote controller address and group information is performed While this process is performed HO and PLEASE WAIT blink on the display If the indoor units have not been grouped with the remote controller HO and PLEASE WAIT will keep blinking on the display even after three minutes after power on Note 3 The units...

Page 90: ...ransmitted to the outdoor unit 3 3 Operation mode Note 1 The system may go into the error mode on either the indoor unit side or the HBC controller or outdoor unit side If some of the indoor units are experiencing a problem only those indoor units that are experiencing the problem will stop If the HBC controller or the outdoor unit is experiencing a problem all the connected units will stop Operat...

Page 91: ...utdoor unit fan control PURY 5 HBC controller solenoid valve control 6 HBC controller control Normal operation During test run mode Indoor unit fan operation 1 Inverter output 0Hz 2 HBC controller VB3 fully closed 3 Solenoid valves OFF 4 Outdoor unit fan stop PURY 5 HBC controller solenoid valves OFF 6 HBC controller LEV fully closed Unit in the stopped state 2 3 Note 1 The indoor fan operates at ...

Page 92: ...nute restart prevention Note 1 2 Note 1 2 YES YES YES YES NO NO NO NO NO 1 Indoor outdoor unit fan control 2 Inverter frequency control 3 HBC controller VB3 fully open 4 Solenoid valve control 5 HBC controller solenoid valve control 6 HBC controller LEV control Normal operation Defrost operation 4 way valve ON During test run mode 1 Indoor unit fan operation at Very Low speed 2 Inverter output 0Hz...

Page 93: ...er Solenoid valve OFF 7 HBC controller LEV fully closed 2 3 Note 1 When the return air temperature reaches 18ºC 64ºF or above the outdoor unit compressor and the indoor unit fan will start a simultaneous intermittent operation The operations of the outdoor unit HBC controller outdoor unit LEVs and solenoid valves that are performed when the compressor turns on are the same with the cooling operati...

Page 94: ...to be checked before a Test Run 87 2 Operating Characteristic and Refrigerant Amount 88 3 Adjusting the Refrigerant Amount 88 4 Refrigerant Amount Adjust Mode 91 5 The following symptoms are normal 91 6 Standard Operation Data Reference Data 92 ...

Page 95: ... 86 HWE1410A GB ...

Page 96: ...ll evaporate and the insulation resistance will go up Do not measure the insulation resistance of the terminal block for transmission line for the unit remote controller 3 Make sure the valves on both the high pressure and low pressure sides are fully open Securely tighten the cap 4 Check the phase sequence and the voltage of the power supply 5 When a transmission booster is connected Turn on the ...

Page 97: ... Amount 1 Symptoms Overcharging or undercharging of refrigerant can cause the following symptoms Before attempting to adjust the amount of refrigerant in the system thoroughly check the operating conditions of the system Then adjust the refrigerant amount by running the unit in the refrigerant amount adjust mode 2 Amount of refrigerant 1 To be checked during operation Operate all indoor units in e...

Page 98: ... of added refrigerant kg 0 23xL1 0 16xL2 0 11xL3 α1 Outdoor unit model Amount of pre charged refrigerant in the outdoor unit kg Outdoor unit model Amount of pre charged refrigerant in the outdoor unit kg P200YLM 9 5 P400YLM 10 3 P250YLM 9 5 P450YLM 11 8 P300YLM 10 3 P500YLM 11 8 P350YLM 10 3 Outdoor unit model Amount of pre charged refrigerant in the outdoor unit kg EP200YLM 6 0 EP250YLM 6 0 EP300...

Page 99: ...0 Heat source unit HBC controller HBC controller Indoor unit 15 50 Indoor unit 15 50 Indoor unit 15 50 Indoor unit 15 50 Indoor 1 50 A ø19 05 42 m 2 50 3 50 4 40 Outdoor P250 The total length of each liquid line is as follows ø19 05 A 42 m α1 3 0 Therefore Calculation example Additional refrigerant charge 42 0 14 3 0 8 88 kg All pipe work except A is water pipe work Indoor 1 50 A ø22 2 18 m 2 50 B...

Page 100: ...e right appears on the in door unit remote controller for 5 minutes HO or PLEASE WAIT icons blink on the display The system is starting up Wait until the blinking display of HO or PLEASE WAIT go off The drain pump keeps run ning after the unit has stopped Unlit The drain pump stays in operation for three minutes after the unit in the cooling mode is stopped The drain pump is running while the unit...

Page 101: ... unit Electric current A 11 2 15 9 Voltage V 400 400 Compressor frequency Hz 63 86 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC controller LEV1 Pulse 300 300 LEV2 300 300 LEV3 80 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 83 0 97 3 04 0 93 411 141 441 135 HBC controller PS1 1 ...

Page 102: ... 28 7 Voltage V 400 400 Compressor frequency Hz 79 100 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC con troller LEV1 Pulse 337 468 LEV2 337 468 LEV3 80 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 95 0 87 3 15 0 83 428 126 457 120 HBC controller PS1 0 96 140 0 94 137 Temp on the...

Page 103: ...nt A 26 7 28 7 Voltage V 400 400 Compressor frequency Hz 103 107 HBC control ler unit Electric current A 5 78 5 78 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 300 300 LEV2 300 300 LEV3 80 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 3 34 0 96 3 02 0 95 485 140 439 139 HBC controller PS1 1 05 153 1 02 148 T...

Page 104: ...ctric current A 36 3 Voltage V 400 Compressor frequency Hz 120 HBC control ler unit Electric current A 5 78 Voltage V 230 Water pump command value two units 100 LEV opening HBC control ler LEV1 Pulse 300 LEV2 300 LEV3 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 3 04 0 94 441 137 HBC controller PS1 1 02 148 Temp on the refrigerant side Outdoor unit Discharge TH...

Page 105: ...Voltage V 400 400 Compressor frequency Hz 61 82 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 300 300 LEV2 300 300 LEV3 80 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 68 0 98 2 83 0 94 389 143 411 137 HBC controller PS1 1 03 150 1 00 146 Temp on the refrig...

Page 106: ... 3 27 5 Voltage V 400 400 Compressor frequency Hz 75 100 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 347 506 LEV2 347 506 LEV3 80 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 77 0 88 2 94 0 82 402 128 427 119 HBC controller PS1 0 96 140 0 93 135 Temp on t...

Page 107: ...rent A 22 2 26 9 Voltage V 400 400 Compressor frequency Hz 88 102 HBC control ler unit Electric current A 5 78 5 78 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 300 300 LEV2 300 300 LEV3 80 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 77 0 99 2 86 0 96 402 144 415 140 HBC controller PS1 1 04 151 1 02 148 ...

Page 108: ...ctric current A 34 0 Voltage V 400 Compressor frequency Hz 120 HBC control ler unit Electric current A 5 78 Voltage V 230 Water pump command value two units 100 LEV opening HBC control ler LEV1 Pulse 300 LEV2 300 LEV3 80 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 88 0 94 418 137 HBC controller PS1 1 02 148 Temp on the refrigerant side Outdoor unit Discharge TH...

Page 109: ...nt A 11 3 16 1 Voltage V 400 400 Compressor frequency Hz 71 94 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 193 226 LEV2 193 226 LEV3 3000 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 55 0 68 2 66 0 64 370 99 386 93 HBC controller PS1 2 47 359 2 57 373 T...

Page 110: ...20 3 24 8 Voltage V 400 400 Compressor frequency Hz 72 100 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 243 294 LEV2 243 294 LEV3 3000 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 61 0 65 2 75 0 59 379 95 399 86 HBC controller PS1 2 53 367 2 64 383 Temp ...

Page 111: ...urrent A 21 4 27 8 Voltage V 400 400 Compressor frequency Hz 104 111 HBC control ler unit Electric current A 5 78 5 78 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 180 204 LEV2 180 204 LEV3 3000 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 47 0 57 2 62 0 68 359 83 381 99 HBC controller PS1 2 41 350 2 54...

Page 112: ...ectric current A 28 1 Voltage V 400 Compressor frequency Hz 111 HBC control ler unit Electric current A 5 78 Voltage V 230 Water pump command value two units 100 LEV opening HBC control ler LEV1 Pulse 217 LEV2 217 LEV3 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 53 0 71 367 103 HBC controller PS1 2 44 354 Temp on the refrigerant side Outdoor unit Discharge...

Page 113: ...7 Voltage V 400 400 Compressor frequency Hz 71 94 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 193 227 LEV2 193 227 LEV3 3000 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 55 0 69 2 66 0 64 370 101 386 93 HBC controller PS1 2 47 359 2 57 373 Temp on the r...

Page 114: ...18 7 24 6 Voltage V 400 400 Compressor frequency Hz 69 98 HBC control ler unit Electric current A 2 89 2 89 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 246 305 LEV2 246 305 LEV3 3000 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 61 0 69 2 78 0 62 379 101 404 90 HBC controller PS1 2 53 367 2 67 388 Temp ...

Page 115: ...current A 22 6 27 0 Voltage V 400 400 Compressor frequency Hz 99 112 HBC control ler unit Electric current A 5 78 5 78 Voltage V 230 230 Water pump command value two units 100 100 LEV opening HBC control ler LEV1 Pulse 188 203 LEV2 188 203 LEV3 3000 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 57 0 69 2 62 0 67 373 101 381 98 HBC controller PS1 2 51 365 2 5...

Page 116: ...lectric current A 34 7 Voltage V 400 Compressor frequency Hz 120 HBC control ler unit Electric current A 5 78 Voltage V 230 Water pump command value two units 100 LEV opening HBC control ler LEV1 Pulse 226 LEV2 226 LEV3 3000 Pressure on the refrigerant side High pressure 63HS1 Low pressure 63LS MPa psi 2 59 0 69 376 101 HBC controller PS1 2 50 363 Temp on the refrigerant side Outdoor unit Discharg...

Page 117: ... VII Test Run Mode 108 HWE1410A GB ...

Page 118: ...Controller 115 3 Investigation of Transmission Wave Shape Noise 163 4 Troubleshooting Principal Parts 166 5 Refrigerant Leak 176 6 Servicing the HBC controller 178 7 Instructions for debris removal operation 180 8 Instructions for the air vent operation 181 9 Instructions for the water pump replacement 182 ...

Page 119: ... 110 HWE1410A GB ...

Page 120: ...ture sensor fault HBC controller Liquid side refrigerant temp of Heating main heat exchanger TH11 O 5112 Liquid side refrigerant temp of Cooling main heat exchanger TH12 O 5113 Gas side refrigerant temp of Heating main heat ex changer TH13 O 5114 Gas side refrigerant temp of Cooling main heat ex changer TH14 O 5115 Bypass inlet temperature TH15 O 5116 Bypass outlet temperature TH16 O 5132 Temperat...

Page 121: ...TH31g O 5148 8th port returned water temp TH31h O 5149 9th port returned water temp TH31i O 5150 10th port returned water temp TH31j O 5151 11th port returned water temp TH31k O 5152 12th port returned water temp TH31l O 5153 13th port returned water temp TH31m O 5154 14th port returned water temp TH31n O 5155 15th port returned water temp TH31o O 5156 16th port returned water temp TH31p O Error C...

Page 122: ... TH41l O 5173 13th port returned water temp TH41m O 5174 14th port returned water temp TH41n O 5175 15th port returned water temp TH41o O 5176 16th port returned water temp TH41p O 5177 Water side outlet temp of Heating main heat ex changer TH42 O 5178 Water side outlet temp of Cooling main heat ex changer TH43 O 5201 1402 High pressure sensor fault Outdoor unit HPS HBC controller PS1 O O 5301 430...

Page 123: ...l capacity error O 7101 Capacity code setting error O O O 7102 Wrong number of connected units O O 7105 Address setting error O 7106 Attribute setting error O 7107 Port setting error O 7110 Connection information signal transmission recep tion error O 7113 Function setting error O 7117 Model setting error O 7130 Incompatible unit combination O Error Code Prelimi nary error code Error prelim inary ...

Page 124: ...topped 4 Preliminary water leakage is cancelled when the following conditions are met One hour after the preliminary water leakage was detected it is not detected that the drain pump goes from OFF to ON The operation mode is changed to Cool Dry The liquid pipe temperature minus the inlet temperature is 10 C 18 F or less 3 Cause check method and remedy 2500 Cause Check method and remedy 1 Drain wat...

Page 125: ...ater leakage was detected it is not detected that the drain pump goes from OFF to ON The operation mode is changed to Cool Dry The liquid pipe temperature minus the inlet temperature is 10 C 18 F or less 3 Cause check method and remedy Reference 2500 Cause Check method and remedy 1 Drain water drainage problem Clogged drain pump Clogged drain piping Backflow of drain water from other units Check f...

Page 126: ...dy 1 Water circuit is clogged 1 Check for tightened water flow rate control valves or field installed valves 2 Water leaks from the water circuit 2 Check the pump for proper sound If there is air in the circuit it makes a noise 3 Air infiltration through the air vent valve 3 Check that any air vent valves are not installed in the water circuit on the suction side water pump If an air vent valve is...

Page 127: ... than Fan or Stop to an error stop 2502 appears on the monitor of the units that came to an error stop 6 Forced stoppage of the outdoor unit Detection timing The error is detected whether the unit is in operation or stopped 7 Ending criteria for the forced stoppage of outdoor unit Power reset the indoor unit that was identified as the error source and the outdoor unit that is connected to the same...

Page 128: ...e refrigerant system that are in any mode other than Fan or Stop to an abnormal stop 2502 appears on the monitor of the units that came to an abnormal stop 6 Forced stoppage of the outdoor unit Detection timing The error is detected whether the unit is in operation or stopped This error is detected whether the unit is in operation or stopped 7 Ending criteria for the forced stoppage of outdoor uni...

Page 129: ...erature thermistor or suction temperature thermistor or short or open circuited Drain pump is in operation One hour has elapsed since the drain sensor went off Short 90 C 194 F or above Open 20 C 4 F or below 3 Cause check method and remedy 2503 Cause Check method and remedy 1 Faulty connector CN31 insertion 1 Check for connector connection failure Reinsert the connector restart the operation and ...

Page 130: ...ethod and remedy 2512 Cause Check method and remedy 1 Loose connectors wiring fault When the LEDs on the control board VB3a VB3p are lit check the valve block whose LED is lit for loose connectors wiring fault and proper operation When the LEDs de scribed above are not lit check all the valve block for proper operation 2 Valve block fault 3 Control board fault If no problems are found with the abo...

Page 131: ...em Circuit board failure Check the coil connections Check for coil burnout Confirm that the voltage at the CN3 connector is 198 V or above 3 Wiring failure Confirm that the voltage at the control board connector CNAC is 198 V or above If the voltage is below 198V check the wiring connection between the noise filter board CN3 noise filter board CN2 and control board CNAC Confirm that the wiring bet...

Page 132: ...e 4 Check method and remedy Check the items in VIII 4 3 2 Troubleshooting transmission power circuit of outdoor unit on all outdoor units in the same refrigerant circuit page 175 Transmission power supply fault other than error detail code FF Outdoor unit 2 Error definition and error detection method Transmission power reception failure 3 Cause One of the outdoor units stopped supplying power but ...

Page 133: ...ilter problem Coil problem Circuit board failure Check the coil connections Check for coil burnout Confirm that the voltage at the CN3 connector is 198 V or above 3 Faulty wiring Check fuse F01 on the control board 4 Wiring failure Between noise filter CN3 and noise filter CN2 and con trol board CNAC Confirm that the voltage at the control board con nector CNAC is 198 V or above 5 Control board fa...

Page 134: ...76 5177 5178 Cause Check method and remedy 1 Thermistor failure Check thermistor resistance 2 Pinched lead wire Check for pinched lead wire 3 Torn wire coating Check for wire coating 4 A pin on the male connector is missing or contact failure Check connector 5 Disconnected wire Check for wire 6 Thermistor input circuit failure on the control board Check the intake temperature of the sensor with th...

Page 135: ...The unit will continue its operation by using other sensors as a backup 3 Cause check method and remedy 5201 Cause Check method and remedy 1 High pressure sensor failure Refer to the page on the troubleshooting of the high pressure sensor in outdoor unit ser vice handbook 2 Pressure drop due to refrigerant leak 3 Torn wire coating 4 A pin on the male connector is missing or contact failure 5 Disco...

Page 136: ...tection circuit just before the inverter starts 3 Cause check method and remedy Refer to the page on troubleshooting of inverter in outdoor unit service handbook 5301 Cause Check method and remedy 1 Inverter open output phase Check the output wiring connections 2 Compressor failure Refer to the page on troubleshooting of inverter in outdoor unit ser vice handbook 3 INV board failure Refer to the p...

Page 137: ...on troubleshooting of inverter in outdoor unit service handbook 5301 Cause Check method and remedy 1 Inverter output wiring problem Check output wiring connections Confirm that the U and W phase output cables are put through CT12 and CT22 on the INV board respectively 2 Inverter failure Refer to the page on troubleshooting of inverter in outdoor unit ser vice handbook 3 Compressor failure Refer to...

Page 138: ...wing have the same address Outdoor units HBC controllers indoor units LOSS NAY units controllers such as ME remote controllers Example 6600 01 appears on the remote controller Unit 01 detected the error Two or more units in the system have 01 as their ad dress Find the unit that has the same address as that of the error source Once the unit is found correct the address Then turn off the outdoor un...

Page 139: ...units connected to different outdoor units or in case of the system connected with MELANS 4 Check method and remedy 6602 NO Tightly reconnect the male power supply connector to the female power supply switch connector CN40 YES YES YES YES YES YES NO NO NO NO Is the transmission line work performed while the power is on Check the power source of the indoor unit 198 264V Check the transmission line ...

Page 140: ...isplay on the remote controller indicates the controller where an error oc curred 3 Cause check method and remedy 6603 Cause Check method and remedy 1 The transmission processor cannot be transmit ted as the short wavelength voltage like noise ex ists consecutively on the transmission line Check the transmission wave shape and noise on the transmission line See the section Investigation of Transmi...

Page 141: ... is accidental they will run normally If not check the causes 1 4 2 Faulty or disconnected transmission wiring of HBC controller 3 Disconnected connector of HBC controller CN02 4 Faulty control board of HBC controller Indoor unit IC ME re mote con troller RC MA re mote con troller MA No ac knowl edgement ACK at RC trans mission to IC 1 When IC unit address is changed or modified during operation T...

Page 142: ...edgement ACK at RC transmissionto IC 1 Same causes as 1 5 for sys tem with one outdoor unit 1 Turn off the power sources of the outdoor and indoor units for 5 or more minutes and turn them on again If the error is accidental the will run normal ly If not check the cause 2 2 Disconnection or short circuit of the transmission line for the out door unit on the terminal block for centralized control l...

Page 143: ...s that are connect ed to different outdoor units 1 Turn off the power source of LOSSNAY for 5 or more min utes and turn it on again If the error is accidental it will run normally If not check the cause 2 2 Disconnection or short circuit of the transmission line for the outdoor unit on the termi nal block for centralized con trol line connection TB7 2 Check the causes of 1 5 If the cause is found ...

Page 144: ... LOSSNAY for 5 or more min utes and turn it on again If the error is accidental it will run normally If not check the cause 2 2 Disconnection or short circuit of the transmission line for the outdoor unit on the termi nal block for centralized con trol line connection TB7 2 Check the causes of 1 5 If the cause is found correct it If no cause is found check 3 3 When multiple outdoor units are conne...

Page 145: ...nse ACK 3 System configuration 3 System connected to the system controllers MELANS 6607 Error source address Error display Detection method Cause Check method and remedy Out door unit OC ME remote controller RC System control ler SC MA remote controller MA No acknowl edgement ACK at IC transmis sion to OC Same cause as that for system with one outdoor unit Same remedy as that for system with one o...

Page 146: ...h one outdoor unit 1 Same cause as that for system with one outdoor unit 2 Error occurrence on all IC in the system with one outdoor unit 1 Check the LED display for troubleshooting on the outdoor unit 1 Total capacity error 7100 If an error is found check the check code definition and correct the error If no error is found check 2 2 Capacity code error 7101 3 Error in the number of connected unit...

Page 147: ...C Same remedy as that for system with one outdoor unit 1 Same cause as that for system with one outdoor unit 2 Error occurrence on all IC in the system with one outdoor unit 1 Check the LED display for troubleshooting on the out door unit 1 An error is found by the outdoor unit Total capacity error 7100 Capacity code error 7101 Error in the number of connected units 7102 Address setting error 7105...

Page 148: ...ler 3 ME remote controller failure 2 Error occurrence on all IC in the system with one outdoor unit 1 Check the LED display for troubleshooting on the out door unit 1 An error is found by the outdoor unit Total capacity error 7100 Capacity code error 7101 Error in the number of connected units 7102 Address setting error 7105 If an error is found check the check code definition and correct the erro...

Page 149: ...elete unnecessary informa tion of non existing address which some indoor units have Use either of the following two methods for deletion 2 Although the address of LOSSNAY has been changed after the interlock registration of LOSSNAY is made using ME remote controller the in door unit is keeping the mem ory of the previous address 1 Address deletion by ME remote controller Delete unnecessary address...

Page 150: ... voltage signal by exceeding acceptable range of transmission wiring Farthest 200m 656ft or less Remote controller wiring 12m 39ft or less 4 The transmission line voltage signal is decreased due to erroneous sizing of transmission line Wire diameter 1 25mm2 AWG16 or more 4 Check method and remedy 1 When an error occurs during commissioning turn off the power sources for the outdoor unit indoor uni...

Page 151: ...model selection switches SW5 3 5 8 on the outdoor unit are set incorrectly Check the setting for the model selection switch on the outdoor unit Dipswitches SW5 3 5 8 on the outdoor unit control board 3 The outdoor unit and the auxiliary unit OS that is connected to the same system are not properly connected Confirm that the TB3 on the OC and OS are properly connected E P200 model E P250 model E P3...

Page 152: ... units and change the setting of the capacity code The capacity of the indoor unit can be confirmed by the self diagnosis function SW1 operation of the outdoor unit Outdoor unit 2 The model selection switches SW5 3 5 8 on the outdoor unit are set incor rectly Check the setting for the model selection switch on the outdoor unit Dipswitches SW5 3 5 8 on the outdoor unit control board P200 model P250...

Page 153: ...etting for the model selection switch on the outdoor unit Dipswitches SW5 7 on the outdoor unit control board 2 Disconnected transmission line from the outdoor unit or BC controller 3 Short circuited transmission line When 2 and 3 apply the following display will appear ME remote controller Nothing appears on the remote controller be cause it is not powered MA remote controller HO or PLEASE WAIT b...

Page 154: ...sses are set to 00 or a number between 51 and 100 If the outdoor unit address is out of the valid range reset the address with the power to the outdoor unit turned off If the HBC controller address is out of the valid range reset the address with the power to both the outdoor unit and HBC controller turned off 7106 Error source Cause Check method and remedy A remote controller for use with indoor ...

Page 155: ...each port merge is greater than the specification Before resetting the port number using the port number setting switch or the model using the model capacity code setting switch turn off the power of the outdoor unit the HBC controller and the indoor unit 2 4 or more indoor units are connected to the same port 3 When two ports are used the port with the smaller number is not connected to the indoo...

Page 156: ...ff 1 Confirm that the power to the transmission booster is not cut off by the booster being connected to the switch on the indoor unit The unit will not function properly unless the transmission booster is turned on 2 Power resetting of the transmission booster and outdoor unit Reset the power to the outdoor unit 3 Wiring failure between OC and OS 2 Confirm that the TB3 on the OC and OS are proper...

Page 157: ...he control board for proper connection 3 Check the connector CNTYP3 on the control board for proper connection 4 Check the settings of SW5 3 through SW5 8 on the control board Detail code 16 1 Check the connector CNTYP on the INV board for proper connection 2 Check the connector CNTYP5 on the control board for proper connection 3 Check the connector CNTYP3 on the control board for proper connectio...

Page 158: ...onnector CNTYP5 on the control board for proper connection Detail code 16 1 Check the connector CNTYP on the INV board for proper connection 2 Check the connector CNTYP5 on the control board for proper connection 3 Check the connector CNTYP3 on the control board for proper connection 4 Check the wiring between the control board and INV board Detail code 00 01 05 1 Check the wiring between the cont...

Page 159: ...ontroller cable and 220 240 VAC power supply cable Reversed connection of the wire for the MA remote controller and the M NET transmission line on the indoor unit 3 The number of the MA remote controllers that are connected to an indoor unit exceeds the allowable range 2 units 4 The length or the diameter of the wire for the MA remote controller are out of specification 5 Short circuit of the wire...

Page 160: ...to which the power supply unit for transmission lines is connected the male power supply connector is connect ed to the female power supply switch connector CN40 on the outdoor unit 4 Disconnected M NET transmission line on the indoor unit side 5 Disconnected wire between the terminal block for M NET line TB5 of the indoor unit and the indoor unit board CN2M or disconnected connector 2 Check metho...

Page 161: ...Incorrect wiring for the MA remote controller Short circuited wire for the MA remote controller Disconnected wire for the MA remote controller No 2 and disconnected line to the terminal block Reversed daisy chain connection between groups Incorrect wiring for the MA remote controller to the terminal block for transmission line connection TB5 on the indoor unit The M NET transmission line is connec...

Page 162: ...2 is lit All the indoor unit power failure All the indoor unit power failure Error display Error display Thermo is OFF Is operation possible Short circuit of the remote controller After turning the power on check whether HO PLEASE WAIT is displayed on the remote controller After more than 20 seconds since turning the power on is LED2 check of the indoor control board still displayed Is the operati...

Page 163: ... NET transmission line on the outdoor unit Disconnected wire for the MA remote controller or disconnected line to the terminal block The indoor transmission line is connected incorrectly to the transmission terminal block for centralized controller TB7 4 Disconnected transmission line on the remote controller 5 Remote controller failure 6 Outdoor unit failure 2 Check method and remedy 1 Check volt...

Page 164: ... indoor unit control board Is it lit When it is lit When it is off or cannot be checked Check for the change of LED display by operating dip switch SW1 for self diagnosis Check voltage of the power supply terminal on the indoor unit AC220V Check the fuse on the circuit board Melted Check 200V circuit for short circuit and ground fault Check the connection of the connector Check the main power of t...

Page 165: ...rol TB7 of the outdoor unit 13 The male power supply connector is connected to CN40 on more than one outdoor unit or the connector is connected to CN40 on the outdoor unit in the system to which a power supply unit for transmission line is connected Using MELANS 14 When MELANS is used HO display on the remote controller will disappear when the indoor unit and the local remote con troller ME remote...

Page 166: ...d to different outdoor units are grouped 6 The power of the outdoor unit to be confirmed has been cut off 5 Check the power supply of the outdoor unit which is coupled with the unit to be confirmed 7 The power of the outdoor unit to be confirmed has been cut off 6 Check that the transmission line for centralized control TB7 of the outdoor unit is not disconnect ed 8 When the indoor units connected...

Page 167: ...essure by the low pressure sensor than the actual pressure causes insufficient capac ity SW4 setting SW6 10 OFF 2 Check temperature difference between the evapo rating temperature Te and the target evaporating temperature Tem with self diagnosis LED Note Higher Te than Tem causes insufficient capacity SW4 setting SW6 10 OFF Note Protection works and compressor frequency does not rise even at highe...

Page 168: ...ufficiently page 158 Refer to the page on refrigerant amount adjustment page 88 7 Clogging by foreign object Check the temperature difference between in front of and behind the place where the foreign object is clogging the pipe upstream side and downstream side When the temperature drops significantly the foreign object may clog the pipe Remove the foreign object inside the pipe 8 The indoor unit...

Page 169: ...Note Higher inlet pressure by the high pressure sensor than the actual pressure causes insufficient capac ity SW4 setting SW6 10 OFF 2 Check the difference between the condensing tem perature Tc and the target condensing tempera ture Tcm with self diagnosis LED Note Higher Tc than Tcm causes insufficient capacity SW4 setting SW6 10 OFF Note Protection works and compressor frequency does not rise e...

Page 170: ...n the up stream and the downstream of the pipe section that is blocked Since blockage in the extended section is difficult to locate operate the unit in the cooling cycle and follow the same procedures that are used to locate the blockage of pipe during cooling operation Remove the blockage in the pipe 9 The indoor unit inlet temperature is excessively high exceeding 28 C 82 F Check the inlet air ...

Page 171: ...ay with SW4 Refer to the reference page for each error mode 1 Abnormal high pressure 2 Abnormal discharge air temperature 3 Heatsink thermistor failure Display the indoor piping temperature table with SW4 to check whether the freeze proof operation runs properly and check the temperature 4 Thermistor failure 5 Pressure sensor failure 6 Over current break 7 Refrigerant overcharge Note1 Frost preven...

Page 172: ...nded 2 The sectional voltage level of transmission signal should be as follows Cause Erroneous operation Error code Error code definition Noise interference on the transmission line Signal is transformed and will be misjudged as the signal of another address 6600 Address overlap Transmission wave pattern is transformed due to the noise creating a new signal 6602 Transmission pro cessor hardware er...

Page 173: ...on line can not escape leading to change of the transmission signal 6 Check the treatment meth od of the shield of the transmission line for cen tralized control The transmission cable for centralized control is less subject to noise interference if it is grounded to the outdoor unit whose power jumper cable was moved from CN41 to CN40 or to the power sup ply unit The environment against noise var...

Page 174: ...cation between the MA remote controller and the indoor unit is interrupted for 3 minutes in a row MA transmission error 6831 will occur 2 Confirmation of transmission specifications and wave pattern A B No polarity Across terminal No 1 2 Power supply 9V to 12VDC Satisfies the formula 12 msec bit 5 Voltage among terminals must be between DC9 and 12 V TB15 A B 1 2 MA remote controller Transmission w...

Page 175: ...the Valve is closed 1 2 3 4 1 Valve is open 4 3 2 1 4 1 When the LEV opening angle does not change all the output phases will be off 2 When the output is open phase or remains ON the motor cannot run smoothly and rattles and vibrates When the valve operates smoothly no sound from LEV or no vibration occurs however when the pulses change from E to A in the chart or the valve is locked a big sound o...

Page 176: ... the control board LEV mechanism is locked If the LEV is locked the drive motor runs idle and makes a small clicking sound When the valve makes a closing and opening sound the valve has a problem Replace the LEV Disconnected or short circuited LEV motor coil Measure resistance between the coils red white red orange brown yellow brown blue using a tester They are normal if resistance is 150ohm 10 R...

Page 177: ... of the pressure sensor connector in trouble is not faulty OK OK Check that the difference between each detected pressure is 0 098MPa 14psi or less OK Both the board and the pressure sensor are normal OK Is Pd P1 Ps Remove the pressure sensor connector from the board and check the pressure OK OK Check whether the refrigerant pipe and the transmission line are connected correctly between the indoor...

Page 178: ...sis switch same as note 2 with the connector of the applied pressure sensor is disconnected from the board Measurement data SW4 setting value Outdoor high pressure Outdoor low pressure HBC controller pressure liquid side Symbol 63HS1 PS 63LS ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 The figure at left shows that the switches 1 through 5 are set...

Page 179: ...34 CN505 TH31k TH31l TH35 CN506 TH31m TH31n CN507 TH31o CN515 TH31p CN516 Pull out the thermistor connector in trouble from the board Measure the temperature of the thermistor in trouble actual measurement value Check the thermistor resistor Compare the temperature corresponding to the resistance measured by the thermistor and the temperature measured by a commercially available thermometer and ch...

Page 180: ...Cooling main heat exchanger Water pump 2 discharge water temp Water pump 1 discharge water temp 9th port returned water temp 10th port returned water temp TH11 TH12 TH13 TH14 TH15 TH16 T31a T31b T31c T31d T31e T31f T31g T31h TH32 TH33 TH34 TH35 TH31i TH31j 11th port returned water temp TH31k 12th port returned water temp TH31l 13th port returned water temp TH31m 14th port returned water temp TH31n...

Page 181: ...trol OK Check that VB3 is in the standard position Check that VB3 is controlling the water temperature difference VB3 standard position Water temperature control OK YES YES YES YES NO NO Check that SVM1 is ON Check SVM1 SVM1 ON Check that SVM1 is OFF SVM1 OFF YES NO YES NO NO NO NO Check whether the electric expansion valve and the solenoid valve connector are not disconnected or not loose Run the...

Page 182: ...s of the lead wires visually Intermediate connector Control board Check that no refrigerant leaks from LEV Pull out the connector from the board and check that the electricity runs with a tester The wiring side of CN05 and 07 Among 1 3 and 5 and among 2 4 and 6 Check the resistance between each coil with a tester between red and white red and orange brown and yellow and brown and blue and check th...

Page 183: ...ntroller Terminal block for transmission line connection DC 17 30 V Terminal block for transmission line connection DC 17 30 V AC 380 415V Terminal block for power source TB1 Noise filter Noise filter Fuse Fuse Fuse 72C LEV Fuse Surge protection INV board Control board Fan board 63H1 72C DCL DC DC converter Detection circuit for the power supply to the transmission line M NET board DC DC converter...

Page 184: ...shorted transmission line or power feed collision for centralized control Replace the control board Check the voltage between No 1 and No 2 pins of the CN102 on the power supply board for the transmission line Check the voltage between No 1 and No 3 pins of the noise filter CN4 Check the voltage between No 1 and No 3 pins of the noise filter CN5 Check the noise filter F4 fuse Check the voltages am...

Page 185: ...e for the HBC controller Do not discharge refrigerant into the atmo sphere when it is collected 7 Repair the leak 8 After repairing the leak vacuum 1 the extension pipe and the HBC controller 9 To adjust refrigerant amount open the ball valves BV1 and BV2 inside the outdoor unit and turn off SW2 4 2 Leak spot In the case of outdoor unit Cooling season 1 Run all the indoor units in the cooling test...

Page 186: ...e extension pipes and HBC controller Do not discharge refrigerant into air when it is collected 5 Repair the leak 6 After repairing the leak evacuate the air from the extension pipes and HBC controller 1 Then open the ball valves BV1 and BV2 and operate the unit in the refrigerant charge adjust mode 4 Leak spot In the case of outdoor unit Heating season 1 Extract the refrigerant from the entire sy...

Page 187: ...e blocks for loose connectors and faulty wiring Make sure that the valve blocks are properly controlling the refrigerant flow If the LED is unlit check all valve blocks for proper operation If the problem persists after taking the above measures replace the circuit board Output phase number Output status 1 2 3 4 4 ON ON OFF OFF When valve opens 0 C800 or H800 4 3 2 1 5 OFF ON ON OFF When valve clo...

Page 188: ...h the power supply turned off Coil failure replace pump If the windings have been damaged the pump will require replacing Internal mechanical failure such as bearing failure turbine failure magnet degradation This will require pump replacement Before replacement the causes must be investigated and resolved The pump shaft bearings and magnets can be easily dam aged by overheating due to dry running...

Page 189: ...s Then set the dipswitch 4 1 from ON to OFF 1 To avoid malfunction do not connect or disconnect the power connector of the water pump being powered on 2 Check for water leaks from the field installed pipe joint during operation 3 Do not pull the clip on the connection of the water pipe with pliers so that undue force is applied 4 If Error appears on the LED turn off the breaker turn it back on and...

Page 190: ...f Error appears on the LED turn off the breaker turn it back on and start over at step 2 1 The operation is performed while air is discharged from the water pipe Air1 The residual air will be roughly removed by operating all indoor units Air2 Intermittent operation of water pump 20 min Operation of all indoor units 20 min Step 3 Step 4 The residual air will be removed by operating indoor units for...

Page 191: ...ON DIPSW4 7 to OFF When replacing the other water pump set DIPSW4 6 and DIPSW4 7 to ON 2 Open the top panel and maintenance panel of the water pump to be replaced When inserting the water pump lubricate the O ring with soapy water 3 Remove the clips on the inlet outlet of the water pump 4 Remove the water pump by pulling out the inlet outlet of the water pump 5 After removing the water pump check ...

Page 192: ...indicated in the figure and then connect the connector to the control board In ceiling space Service panel top right Service panel right Solenoid valve coil Solenoid valve coil SV1 Solenoid valve fixing plate Operation procedures Illustrations Operation location 1 Remove the four fixing screws from the service panel right and then remove the service panel right 2 Disconnect the corresponding solen...

Page 193: ...eration to drain the water from the system if necessary in accor dance with the following When replacing only valve motor Draining water from system not neces sary When replacing valve body Draining water from system necessary 2 Remove the four fixing screws from the service panel right and then remove the service panel right 3 Remove the two fixing screws from the service panel top left and then ...

Page 194: ... in the figure Below ceiling 5 Remove the clips connecting the branch pipes and then remove the two branch pipes in the upward direction and in the figure 6 Remove the clips connecting the pipes shown in the figure to in the fig ure 7 Remove the 4 way valve fixing plate 3 screws 8 Remove the ten screws indicated by the arrows in the figure that are securing the front frame and back frame control b...

Page 195: ...figure Below ceiling 12 Remove the 8 screws securing the valve block and then replace the valve block It is recommend to replace all nipples with new ones because damage to an O ring attached to a nipple may cause water to leak during recovery after re placement of a valve block Remove the valve block fixing screws Remove the fixing screws of the valve block supporting plate ...

Page 196: ...responding valve coil connectors from the control board and also remove the coil from the valve For how to remove the coil follow the operation procedures of 1 5 Remove the float switch and fixing plate from the drain pan to prevent them from catching fire when the brazing is per formed Remove the two fixing screws from the direction of the arrow indicated in the fig ure 6 Protect the heat insulat...

Page 197: ...pump In ceiling space 3 Unscrew the two screws on either side of the control box Applicable to CMB WP108V GA1 only 4 Slide the control box to the left until the strainer is visible Approx 150 mm Applicable to CMB WP108V GA1 only 5 Using the supplied spanner plate open the cover at the bottom of the strainer 6 Pull out the strainer downward and re place it Fully tighten the cover at the bottom of t...

Page 198: ...emove the control box and then re move the pump and float switch wires secured by clamps 5 Remove the two clips connecting the pump and pipes and then move the pipes by hand in the direction indicated by the arrow in the figure 6 Remove the two screws securing the drain pan and then remove the drain pan If you have a screwdriver with a handle that is 100 mm or less there is no need to remove the d...

Page 199: ...nnect the pump connector while the power is on Doing so may cause a failure In ceiling space 4 Remove the two clips connecting the pump and pipes and then move the pipes by hand in the direction indicated by the arrow in the figure 5 Remove the control box and then re move the pump wires secured by clamps 6 Remove the one control box fixing screw and then remove the control box fixing plate 7 Remo...

Page 200: ...it In ceiling space Service panel top left Service panel top right Control box TH31 x16 e f g h i j k l a b c d m n o p Access route Operation procedures Illustrations Operation location 1 Disconnect the connectors of the therm istor to be replaced from the control board 2 Remove the four fixing screws from the service panel right and then remove the service panel right 3 Remove the thermistor fro...

Page 201: ...31k and TH31l Because of same connector as corre sponding thermistor Refer to 10 In ceiling space Left side of control box TH35 TH32 Access direction TH11 TH13 Access direction Operation procedures Illustrations Operation location 1 Disconnect the connectors of the therm istor to be replaced from the control board 2 Remove the four fixing screws from the service panel right and then remove the ser...

Page 202: ...e part When brazing protect the heat insulation material to prevent it from burning Below ceiling 4 way valve service part Operation procedures Illustrations Operation location 1 Perform the work as described in 1 to 8 of 5 2 Remove the two flare nuts of the water purge valve and air purge valve and in the figure 3 Debraze the three places indicated in the figure and then replace the plate heat ex...

Page 203: ...replace the plate heat exchanger with a service part and in the figure Below ceiling Plate heat exchanger heating main side service part Branch pipes Operation procedures Illustrations Operation location 1 Perform the work as described in 1 to 8 of 5 2 Remove the clips connecting the pipes in the two places shown in the figure and then remove the branch pipes in the up ward direction and in the fi...

Page 204: ...cedures Illustrations Operation location 1 Collect the refrigerant and water and then carry out the unit from the ceiling space 2 Remove the four fixing screws from the service panel right and then remove the service panel right 3 Remove the two fixing screws from the service panel top right and then re move the service panel top right 4 Disconnect the 4 way valve coil connec tor from the control ...

Page 205: ...emove the service panel top left In ceiling space 2 Remove the cover above the water pressure protection valve in the fig ure in the upward direction from the top Then remove the clip toward the front in the figure Remove the wa ter pressure protection valve in the figure upward and replace it with a ser vice part Service panel top leftt Service panel left Water pressure protection valve Cover Cli...

Page 206: ...ut the cable ties securing the PVC tubes and plates 4 Remove the clamps securing the pipes of the air purge valve and water purge valve from the plates 5 Loosen the flare nuts with a spanner and then replace the valves with service parts 6 Secure the PVC tubes to the plates in their original position To prevent rough movement when the valves are opened 7 Perform the air purge operation In ceiling ...

Page 207: ... VIII Troubleshooting 198 HWE1410A GB ...

Page 208: ... 199 HWE1410A GB IX LED Monitor Display on the Outdoor Unit Board 1 How to Read the LED on the Service Monitor 201 ...

Page 209: ... 200 HWE1410A GB ...

Page 210: ...tting that corresponds to No 517 in the LED display table Only item No 1 Software Version appears on the display if there is a wiring failure between the control board and the trans mission line power supply board or if the circuit board has failed LED may not light up at all SW4 10 is set to 0 on the LED Status Indicators Table In the example above 1 through 9 are set to OFF and 10 is set to ON 1...

Page 211: ... is turned off and then on again the count will resume from the time before the power was turned off Thus the time that differs the actual time will be displayed This also applies when a power failure occurs The system controller such as AG 150A adjusts the time once a day When the system controller is connected the time will be automatically updated to the correct current time after the time set ...

Page 212: ...formation will be displayed on the monitor screen Displays No 1 through No 4 in order repeatedly Only item No 1 Software Version appears on the display if there is a wiring failure between the control board and the trans mission line power supply board or if the circuit board has failed LD1 Pump in operation LD2 DIP SW 5 4 ON LD3 DIP SW 5 5 ON LD5 72C LD7 HB LD8 Microcomputer in operation No Item ...

Page 213: ...d BC 0000 to 9999 Address and error codes highlighted B If no errors are detected appears on the dis play 3 1100000000 Relay out put display 2 Top 21S4a CH11 SV1a SV2 A A Bottom SV5b 4 0010000000 Relay out put display 3 Top SV4a SV4b SV4c SV5c SV4d SV9 Power sup ply for indoor transmis sion line A A Bottom 5 1010000000 6 0110000000 7 1110000000 Special control Retry opera tion Emergency operation ...

Page 214: ...nit No 25 Unit No 26 Unit No 27 Unit No 28 Unit No 29 Unit No 30 Unit No 31 Unit No 32 18 0100100000 Top Unit No 33 Unit No 34 Unit No 35 Unit No 36 Unit No 37 Unit No 38 Unit No 39 Unit No 40 Bottom Unit No 41 Unit No 42 Unit No 43 Unit No 44 Unit No 45 Unit No 46 Unit No47 Unit No 48 19 1100100000 Top Unit No 49 Unit No 50 Bottom 20 0010100000 Indoor unit Operation mode Top Unit No 1 Unit No 2 U...

Page 215: ... Unit No 45 Unit No 46 Unit No47 Unit No 48 27 1101100000 Top Unit No 49 Unit No 50 Bottom 28 0011100000 29 1011100000 30 0111100000 31 1111100000 32 0000010000 33 1000010000 34 0100010000 35 1100010000 36 0010010000 37 1010010000 38 0110010000 39 1110010000 Outdoor unit Operation mode Permissible stop Standby Cooling Cooling main Heating Heating main A A 40 0001010000 41 1001010000 42 0101010000 ...

Page 216: ...00 58 0101110000 High pressure sensor data 99 9 to 999 9 A A The unit is kgf cm 2 59 1101110000 Low pressure sensor data 99 9 to 999 9 A A 60 0011110000 61 1011110000 62 0111110000 63 1111110000 64 0000001000 65 1000001000 66 0100001000 67 1100001000 68 0010001000 69 1010001000 70 0110001000 71 1110001000 Current data No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 ...

Page 217: ...1000 Total frequency of each unit 0000 to 9999 A A 88 0001101000 COMP frequency 0000 to 9999 A A 89 1001101000 90 0101101000 91 1101101000 COMP operating fre quency 0000 to 9999 A A The unit is rps Output frequency of the inverter depends on the type of compressor and equals the integer multiples x1 x2 etc of the operating frequency of the com pressor 92 0011101000 93 1011101000 All AK OC OS 0000 ...

Page 218: ...0 107 1101011000 108 0011011000 109 1011011000 110 0111011000 111 1111011000 COMP bus voltage 00 0 to 999 9 A A The unit is V 112 0000111000 113 1000111000 114 0100111000 115 1100111000 116 0010111000 Number of times the unit went into the mode to remedy wet vapor suction 0000 to 9999 B Current data No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6...

Page 219: ...per 4 digits 0000 to 9999 A A Count up at start up The unit is Time 124 0011111000 COMP number of start stop events Lower 4 digits 0000 to 9999 A A 125 1011111000 126 0111111000 127 1111111000 128 0000000100 129 1000000100 Integrated operation time of compressor for rotation purpose 0000 to 9999 B The unit is h 130 0100000100 131 1100000100 132 0010000100 133 1010000100 134 0110000100 135 11100001...

Page 220: ...4 0101100100 155 1101100100 156 0011100100 157 1011100100 158 0111100100 159 1111100100 160 0000010100 161 1000010100 162 0100010100 163 1100010100 164 0010010100 165 1010010100 166 0110010100 Current data No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition o...

Page 221: ...10100 174 0111010100 175 1111010100 176 0000110100 177 1000110100 Current data No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigerant system is displayed 0000002394 book 212 ページ２０１６年１月１２日火曜日午後４時４９分 ...

Page 222: ...0120 A A 188 0011110100 Error history 6 0000 to 9999 B B 189 1011110100 Error details of inverter Error details of inverter 0001 0120 A A 190 0111110100 Error history 7 0000 to 9999 B B 191 1111110100 Error details of inverter Error details of inverter 0001 0120 A A 192 0000001100 Error history 8 0000 to 9999 B B 193 1000001100 Error details of inverter Error details of inverter 0001 0120 A A 194 ...

Page 223: ...ating Heating main A A 206 0111001100 207 1111001100 208 0000101100 Outdoor unit control mode Stop Thermo OFF Abnormal stop Scheduled control Initial start up Defrost Oil balance Low fre quency oil recovery A A 209 1000101100 Refrigerant recovery A A 210 0100101100 211 1100101100 Relay output display 1 Lighting Comp in op eration 72C OC Always lit A A 212 0010101100 Relay out put display 2 Lightin...

Page 224: ...229 1010011100 High pressure sensor data 99 9 to 999 9 A A The unit is kgf cm 2 230 0110011100 Low pressure sensor data 99 9 to 999 9 A A 231 1110011100 232 0001011100 233 1001011100 234 0101011100 235 1101011100 236 0011011100 237 1011011100 238 0111011100 239 1111011100 240 0000111100 241 1000111100 242 0100111100 Data before error No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks...

Page 225: ...trol data Hz 258 0100000010 Total frequency of each unit 0000 to 9999 A A 259 1100000010 COMP frequency 0000 to 9999 A A 260 0010000010 261 1010000010 262 0110000010 263 1110000010 264 0001000010 All AK OC OS 0000 to 9999 B 265 1001000010 AK 0000 to 9999 A A 266 0101000010 FAN 0000 to 9999 A A Fan inverter output 267 1101000010 Fan inverter output fre quency 0000 to 9999 A A Twice the actual outpu...

Page 226: ...00010 285 1011100010 286 0111100010 287 1111100010 288 0000010010 COMP Operation time Upper 4 digits 0000 to 9999 A A The unit is h 289 1000010010 COMP Operation time Lower 4 digits 0000 to 9999 A A 290 0100010010 291 1100010010 292 0010010010 293 1010010010 Data before error No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The c...

Page 227: ... 0001010010 297 1001010010 298 0101010010 299 1101010010 300 0011010010 Integrated operation time of compressor for rotation purpose 0000 to 9999 B The unit is h Data before error No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigerant s...

Page 228: ...110010 305 1000110010 306 0100110010 307 1100110010 308 0010110010 309 1010110010 310 0110110010 311 1110110010 312 0001110010 313 1001110010 314 0101110010 315 1101110010 316 0011110010 317 1011110010 318 0111110010 319 1111110010 320 0000001010 321 1000001010 322 0100001010 323 1100001010 324 0010001010 325 1010001010 326 0110001010 1 A The condition of either OC or OS is displayed individually ...

Page 229: ...0 0010101010 341 1010101010 342 0110101010 343 1110101010 344 0001101010 345 1001101010 346 0101101010 347 1101101010 348 0011101010 349 1011101010 350 0111101010 Current data No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigerant syste...

Page 230: ...y code 0000 to 9999 0000 to 9999 358 0110011010 IC8 Address capacity code 0000 to 9999 0000 to 9999 359 1110011010 IC9 Address capacity code 0000 to 9999 0000 to 9999 360 0001011010 IC10 Address capacity code 0000 to 9999 0000 to 9999 361 1001011010 IC11 Address capacity code 0000 to 9999 0000 to 9999 362 0101011010 IC12 Address capacity code 0000 to 9999 0000 to 9999 363 1101011010 IC13 Address c...

Page 231: ... 0111111010 IC32 Address capacity code 0000 to 9999 0000 to 9999 383 1111111010 IC33 Address capacity code 0000 to 9999 0000 to 9999 384 0000000110 IC34 Address capacity code 0000 to 9999 0000 to 9999 385 1000000110 IC35 Address capacity code 0000 to 9999 0000 to 9999 386 0100000110 IC36 Address capacity code 0000 to 9999 0000 to 9999 387 1100000110 IC37 Address capacity code 0000 to 9999 0000 to ...

Page 232: ...401 1000100110 402 0100100110 403 1100100110 404 0010100110 405 1010100110 406 0110100110 407 1110100110 408 0001100110 IC1 Suction temperature 99 9 to 999 9 B The unit is C 409 1001100110 IC2 Suction temperature 99 9 to 999 9 410 0101100110 IC3 Suction temperature 99 9 to 999 9 411 1101100110 IC4 Suction temperature 99 9 to 999 9 Data on indoor unit system No SW4 When SW6 10 is set to OFF Item Di...

Page 233: ...7 Suction temperature 99 9 to 999 9 425 1001010110 IC18 Suction temperature 99 9 to 999 9 426 0101010110 IC19 Suction temperature 99 9 to 999 9 427 1101010110 IC20 Suction temperature 99 9 to 999 9 428 0011010110 IC21 Suction temperature 99 9 to 999 9 429 1011010110 IC22 Suction temperature 99 9 to 999 9 430 0111010110 IC23 Suction temperature 99 9 to 999 9 431 1111010110 IC24 Suction temperature ...

Page 234: ...mperature 99 9 to 999 9 451 1100001110 IC44 Suction temperature 99 9 to 999 9 452 0010001110 IC45 Suction temperature 99 9 to 999 9 453 1010001110 IC46 Suction temperature 99 9 to 999 9 454 0110001110 IC47 Suction temperature 99 9 to 999 9 455 1110001110 IC48 Suction temperature 99 9 to 999 9 456 0001001110 IC49 Suction temperature 99 9 to 999 9 457 1001001110 IC50 Suction temperature 99 9 to 999 ...

Page 235: ...21 Inlet pipe temperature 99 9 to 999 9 479 1111101110 IC22 Inlet pipe temperature 99 9 to 999 9 480 0000011110 IC23 Inlet pipe temperature 99 9 to 999 9 481 1000011110 IC24 Inlet pipe temperature 99 9 to 999 9 482 0100011110 IC25 Inlet pipe temperature 99 9 to 999 9 483 1100011110 IC26 Inlet pipe temperature 99 9 to 999 9 484 0010011110 IC27 Inlet pipe temperature 99 9 to 999 9 485 1010011110 IC2...

Page 236: ...9 to 999 9 501 1010111110 IC44 Inlet pipe temperature 99 9 to 999 9 502 0110111110 IC45 Inlet pipe temperature 99 9 to 999 9 503 1110111110 IC46 Inlet pipe temperature 99 9 to 999 9 504 0001111110 IC47 Inlet pipe temperature 99 9 to 999 9 505 1001111110 IC48 Inlet pipe temperature 99 9 to 999 9 506 0101111110 IC49 Inlet pipe temperature 99 9 to 999 9 507 1101111110 IC50 Inlet pipe temperature 99 9...

Page 237: ...t up display of number of connected units B 515 1100000001 HB TU address Count up display of number of connected units B 516 0010000001 OS address Count up display of number of connected units B 517 1010000001 Version Capacity S W version Refrigerant type Model and capacity Communication address A A 518 0110000001 OC address OC address display B 519 1110000001 520 0001000001 521 1001000001 522 010...

Page 238: ...et pipe temperature 99 9 to 999 9 535 1110100001 IC13 Outlet pipe temperature 99 9 to 999 9 536 0001100001 IC14 Outlet pipe temperature 99 9 to 999 9 537 1001100001 IC15 Outlet pipe temperature 99 9 to 999 9 538 0101100001 IC16 Outlet pipe temperature 99 9 to 999 9 539 1101100001 IC17 Outlet pipe temperature 99 9 to 999 9 540 0011100001 IC18 Outlet pipe temperature 99 9 to 999 9 541 1011100001 IC1...

Page 239: ...Outlet pipe temperature 99 9 to 999 9 560 0000110001 IC38 Outlet pipe temperature 99 9 to 999 9 561 1000110001 IC39 Outlet pipe temperature 99 9 to 999 9 562 0100110001 IC40 Outlet pipe temperature 99 9 to 999 9 563 1100110001 IC41 Outlet pipe temperature 99 9 to 999 9 564 0010110001 IC42 Outlet pipe temperature 99 9 to 999 9 565 1010110001 IC43 Outlet pipe temperature 99 9 to 999 9 566 0110110001...

Page 240: ...110001001 IC11SH 99 9 to 999 9 584 0001001001 IC12SH 99 9 to 999 9 585 1001001001 IC13SH 99 9 to 999 9 586 0101001001 IC14SH 99 9 to 999 9 587 1101001001 IC15SH 99 9 to 999 9 588 0011001001 IC16SH 99 9 to 999 9 589 1011001001 IC17SH 99 9 to 999 9 590 0111001001 IC18SH 99 9 to 999 9 591 1111001001 IC19SH 99 9 to 999 9 592 0000101001 IC20SH 99 9 to 999 9 593 1000101001 IC21SH 99 9 to 999 9 594 01001...

Page 241: ...9 612 0010011001 IC40SH 99 9 to 999 9 613 1010011001 IC41SH 99 9 to 999 9 614 0110011001 IC42SH 99 9 to 999 9 615 1110011001 IC43SH 99 9 to 999 9 616 0001011001 IC44SH 99 9 to 999 9 617 1001011001 IC45SH 99 9 to 999 9 618 0101011001 IC46SH 99 9 to 999 9 619 1101011001 IC47SH 99 9 to 999 9 620 0011011001 IC48SH 99 9 to 999 9 621 1011011001 IC49SH 99 9 to 999 9 622 0111011001 IC50SH 99 9 to 999 9 Da...

Page 242: ...001111001 IC11SC 99 9 to 999 9 634 0101111001 IC12SC 99 9 to 999 9 635 1101111001 IC13SC 99 9 to 999 9 636 0011111001 IC14SC 99 9 to 999 9 637 1011111001 IC15SC 99 9 to 999 9 638 0111111001 IC16SC 99 9 to 999 9 639 1111111001 IC17SC 99 9 to 999 9 640 0000000101 IC18SC 99 9 to 999 9 641 1000000101 IC19SC 99 9 to 999 9 642 0100000101 IC20SC 99 9 to 999 9 643 1100000101 IC21SC 99 9 to 999 9 644 00100...

Page 243: ...C 99 9 to 999 9 663 1110100101 IC41SC 99 9 to 999 9 664 0001100101 IC42SC 99 9 to 999 9 665 1001100101 IC43SC 99 9 to 999 9 666 0101100101 IC44SC 99 9 to 999 9 667 1101100101 IC45SC 99 9 to 999 9 668 0011100101 IC46SC 99 9 to 999 9 669 1011100101 IC47SC 99 9 to 999 9 670 0111100101 IC48SC 99 9 to 999 9 671 1111100101 IC49SC 99 9 to 999 9 672 0000010101 IC50SC 99 9 to 999 9 673 1000010101 674 01000...

Page 244: ...oard S W version 0 00 to 99 99 A A 677 1010010101 678 0110010101 679 1110010101 Fan board S W version 0 00 to 99 99 A A 680 0001010101 681 1001010101 682 0101010101 683 1101010101 684 0011010101 685 1011010101 686 0111010101 687 1111010101 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigerant system is displayed 0000002394 book 235 ページ２０１６年１月１２日 ...

Page 245: ... to 99 12 1 to 31 Year and month and date alternate display 696 0001110101 Time of error detection 4 00 00 to 23 59 Hour minute 697 1001110101 Time of error detection 4 2 00 00 to 99 12 1 to 31 Year and month and date alternate display 698 0101110101 Time of error detection 5 00 00 to 23 59 Hour minute 699 1101110101 Time of error detection 5 2 00 00 to 99 12 1 to 31 Year and month and date altern...

Page 246: ...1 Year and month and date alternate display 708 0010001101 Time of error detection 10 00 00 to 23 59 Hour minute 709 1010001101 Time of error detection 10 2 00 00 to 99 12 1 to 31 Year and month and date alternate display 710 0110001101 Time of last data backup be fore error 00 00 to 23 59 Hour minute 711 1110001101 Time of last data backup be fore error 2 00 00 to 99 12 1 to 31 Year and month and...

Page 247: ... 1111001101 720 0000101101 721 1000101101 722 0100101101 723 1100101101 724 0010101101 725 1010101101 726 0110101101 727 1110101101 728 0001101101 729 1001101101 730 0101101101 731 1101101101 732 0011101101 733 1011101101 734 0111101101 735 1111101101 736 0000011101 737 1000011101 738 0100011101 739 1100011101 1 A The condition of either OC or OS is displayed individually B The condition of the en...

Page 248: ...11101 754 0100111101 755 1100111101 756 0010111101 757 1010111101 758 0110111101 759 1110111101 760 0001111101 761 1001111101 762 0101111101 763 1101111101 Data on indoor unit system No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigeran...

Page 249: ...ed alternately ev ery five seconds 765 1011111101 IC2 Operation mode 766 0111111101 IC3Operation mode 767 1111111101 IC4 Operation mode 768 0000000011 IC5 Operation mode Data on indoor unit system No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition of the ent...

Page 250: ...peration mode 781 1011000011 IC18 Operation mode 782 0111000011 IC19 Operation mode 783 1111000011 IC20 Operation mode 784 0000100011 IC21 Operation mode 785 1000100011 IC22 Operation mode 786 0100100011 IC23 Operation mode 787 1100100011 IC24 Operation mode 788 0010100011 IC25 Operation mode 789 1010100011 IC26 Operation mode 790 0110100011 IC27 Operation mode 791 1110100011 IC28 Operation mode 7...

Page 251: ...03 1100010011 IC40 Operation mode 804 0010010011 IC41 Operation mode 805 1010010011 IC42 Operation mode 806 0110010011 IC43 Operation mode 807 1110010011 IC44 Operation mode 808 0001010011 IC45 Operation mode 809 1001010011 IC46 Operation mode 810 0101010011 IC47 Operation mode 811 1101010011 IC48 Operation mode 812 0011010011 IC49 Operation mode 813 1011010011 IC50 Operation mode Data on indoor u...

Page 252: ...000 to 9999 820 0010110011 IC7 filter 0000 to 9999 821 1010110011 IC8 filter 0000 to 9999 822 0110110011 IC9 filter 0000 to 9999 823 1110110011 IC10 filter 0000 to 9999 824 0001110011 IC11 filter 0000 to 9999 Data on indoor unit system No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed ...

Page 253: ...0001011 IC26 filter 0000 to 9999 840 0001001011 IC27 filter 0000 to 9999 841 1001001011 IC28 filter 0000 to 9999 842 0101001011 IC29 filter 0000 to 9999 843 1101001011 IC30 filter 0000 to 9999 844 0011001011 IC31 filter 0000 to 9999 845 1011001011 IC32 filter 0000 to 9999 846 0111001001 IC33 filter 0000 to 9999 847 1111001011 IC34 filter 0000 to 9999 848 0000101011 IC35 filter 0000 to 9999 849 100...

Page 254: ...0000 to 9999 859 1101101011 IC46 filter 0000 to 9999 860 0011101011 IC47 filter 0000 to 9999 861 1011101011 IC48 filter 0000 to 9999 862 0111101011 IC49 filter 0000 to 9999 863 1111101011 IC50 filter 0000 to 9999 Data on indoor unit system No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displa...

Page 255: ...tive value 1 99 9 to 999 9 A A 873 1001011011 Power factor phase an gle 1 99 9 to 999 9 A A The unit is deg 874 0101011011 875 1101011011 876 0011011011 877 1011011011 878 0111011011 879 1111011011 880 0000111011 Control board Reset counter 0 to 254 A A The unit is time 881 1000111011 INV board Reset counter 0 to 254 A A 882 0100111011 883 1100111011 884 0010111011 Fan board Reset counter 0 to 254...

Page 256: ...9 1100000111 900 0010000111 901 1010000111 902 0110000111 903 1110000111 904 0001000111 905 1001000111 906 0101000111 907 1101000111 1020 0011111111 1021 1011111111 1022 0111111111 1023 1111111111 Other types of data No SW4 When SW6 10 is set to OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The ...

Page 257: ...the dis play 3 1100000000 Relay out put display 2 Top 21S4a CH11 SV1a A A Bottom 21S4b 4 0010000000 Relay out put display 3 Top SV4a SV4b SV4d SV9 Power sup ply for indoor transmis sion line A A Bottom SV7a SV7b SV7c 7 1110000000 Special control Retry opera tion Emergency operation Communica tion error be tween the OC and OS Communica tion error 3 minute re start delay mode B B 9 1001000000 Commun...

Page 258: ... 18 0100100000 Top Unit No 33 Unit No 34 Unit No 35 Unit No 36 Unit No 37 Unit No 38 Unit No 39 Unit No 40 Bottom Unit No 41 Unit No 42 Unit No 43 Unit No 44 Unit No 45 Unit No 46 Unit No47 Unit No 48 19 1100100000 Top Unit No 49 Unit No 50 Bottom 20 0010100000 Indoor unit Operation mode Top Unit No 1 Unit No 2 Unit No 3 Unit No 4 Unit No 5 Unit No 6 Unit No 7 Unit No 8 B Lit during cooling Lit du...

Page 259: ...ooling main Heating Heating main A A 42 0101010000 Heat source unit control mode Stop Thermo OFF Abnormal stop Scheduled control Initial start up Defrost Oil balance Low fre quency oil recovery A A 43 1101010000 Warm up mode Refrigerant recovery A A 45 1011010000 TH4 99 9 to 999 9 A A The unit is C 46 0111010000 TH3 99 9 to 999 9 A A 47 1111010000 TH7 99 9 to 999 9 A A 48 0000110000 TH6 99 9 to 99...

Page 260: ...1000 Number of times error occurred during IH crankcase heating by compressor motor 0000 to 9999 A A Number of times INV er ror occurred during IH crankcase heating by compressor motor 93 1011101000 All AK OC OS 0000 to 9999 B 94 0111101000 AK 0000 to 9999 A A 99 1100011000 LEV6 0000 to 9999 A A Heat source unit LEV opening Fully open 1400 100 0010011000 LEV7 0000 to 9999 A A Heat source unit LEV ...

Page 261: ...ys lit for 90 seconds after the completion of backup control 123 1101111000 COMP number of start stop events Upper 4 digits 0000 to 9999 A A Count up at start up The unit is Time 124 0011111000 COMP number of start stop events Lower 4 digits 0000 to 9999 A A 129 1000000100 Integrated operation time of compressor for rotation purpose 0000 to 9999 B The unit is h 132 0010000100 133 1010000100 134 01...

Page 262: ...100100 158 0111100100 159 1111100100 160 0000010100 161 1000010100 162 0100010100 163 1100010100 164 0010010100 165 1010010100 166 0110010100 167 1110010100 Current data No SW4 1 10 0 OFF 1 ON SW6 10 OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigerant system is ...

Page 263: ...ter 0001 0120 A A 188 0011110100 Error history 6 0000 to 9999 B B 189 1011110100 Error details of inverter Error details of inverter 0001 0120 A A 190 0111110100 Error history 7 0000 to 9999 B B 191 1111110100 Error details of inverter Error details of inverter 0001 0120 A A 192 0000001100 Error history 8 0000 to 9999 B B 193 1000001100 Error details of inverter Error details of inverter 0001 0120...

Page 264: ... Scheduled control Initial start up Oil balance Low fre quency oil recovery A A 209 1000101100 Warm up mode Refrigerant recovery A A 211 1100101100 Relay output display 1 Lighting Comp in op eration 72C OC Always lit A A 212 0010101100 Relay out put display 2 Lighting Top 21S4a CH11 SV1a A A Bottom 21S4b 213 1010101100 Relay out put display 3 Lighting Top SV4a SV4b SV4d SV9 Lit while power to the ...

Page 265: ...OS 0000 to 9999 B Control data Hz 258 0100000010 Total frequency of each unit 0000 to 9999 A A 259 1100000010 COMP frequency 0000 to 9999 A A 262 0110000010 Comp operating fre quency 0000 to 9999 A A Unit in rps 264 0001000010 All AK OC OS 0000 to 9999 B 265 1001000010 AK 0000 to 9999 A A 270 0111000010 LEV6 0000 to 9999 A A Heat source unit LEV opening Fully open 1400 271 1111000010 LEV7 0000 to ...

Page 266: ...0 to 9999 A A 294 0110010010 COMP number of start stop events Upper 4 digits 0000 to 9999 A A Count up at start up The unit is Time 295 1110010010 COMP number of start stop events Lower 4 digits 0000 to 9999 A A 300 0011010010 Integrated operation time of compressor for rotation purpose 0000 to 9999 B The unit is h Error history No SW4 1 10 0 OFF 1 ON SW6 10 OFF Item Display Unit A B 1 Remarks 123...

Page 267: ...B 302 0111010010 Start up unit OC OS 1 OS 2 Address B 320 0000001010 321 1000001010 322 0100001010 323 1100001010 324 0010001010 325 1010001010 330 0101001010 331 1101001010 332 0011001010 333 1011001010 334 0111001010 335 1111001010 336 0000101010 337 1000101010 338 0100101010 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigerant system is displa...

Page 268: ...ty code 0000 to 9999 0000 to 9999 363 1101011010 IC13 Address capacity code 0000 to 9999 0000 to 9999 364 0011011010 IC14 Address capacity code 0000 to 9999 0000 to 9999 365 1011011010 IC15 Address capacity code 0000 to 9999 0000 to 9999 366 0111011010 IC16 Address capacity code 0000 to 9999 0000 to 9999 367 1111011010 IC17 Address capacity code 0000 to 9999 0000 to 9999 368 0000111010 IC18 Addres...

Page 269: ... IC41 Address capacity code 0000 to 9999 0000 to 9999 392 0001000110 IC42 Address capacity code 0000 to 9999 0000 to 9999 393 1001000110 IC43 Address capacity code 0000 to 9999 0000 to 9999 394 0101000110 IC44 Address capacity code 0000 to 9999 0000 to 9999 395 1101000110 IC45 Address capacity code 0000 to 9999 0000 to 9999 396 0011000110 IC46 Address capacity code 0000 to 9999 0000 to 9999 397 10...

Page 270: ... to 999 9 426 0101010110 IC19 Suction temperature 99 9 to 999 9 427 1101010110 IC20 Suction temperature 99 9 to 999 9 428 0011010110 IC21 Suction temperature 99 9 to 999 9 429 1011010110 IC22 Suction temperature 99 9 to 999 9 430 0111010110 IC23 Suction temperature 99 9 to 999 9 431 1111010110 IC24 Suction temperature 99 9 to 999 9 432 0000110110 IC25 Suction temperature 99 9 to 999 9 433 10001101...

Page 271: ... 453 1010001110 IC46 Suction temperature 99 9 to 999 9 454 0110001110 IC47 Suction temperature 99 9 to 999 9 455 1110001110 IC48 Suction temperature 99 9 to 999 9 456 0001001110 IC49 Suction temperature 99 9 to 999 9 457 1001001110 IC50 Suction temperature 99 9 to 999 9 458 0101001110 IC1 Liquid pipe temperature 99 9 to 999 9 459 1101001110 IC2 Liquid pipe temperature 99 9 to 999 9 460 0011001110 ...

Page 272: ...99 9 to 999 9 480 0000011110 IC23 Liquid pipe temperature 99 9 to 999 9 481 1000011110 IC24 Liquid pipe temperature 99 9 to 999 9 482 0100011110 IC25 Liquid pipe temperature 99 9 to 999 9 483 1100011110 IC26 Liquid pipe temperature 99 9 to 999 9 484 0010011110 IC27 Liquid pipe temperature 99 9 to 999 9 485 1010011110 IC28 Liquid pipe temperature 99 9 to 999 9 486 0110011110 IC29 Liquid pipe temper...

Page 273: ... 99 9 to 999 9 501 1010111110 IC44 Liquid pipe temperature 99 9 to 999 9 502 0110111110 IC45 Liquid pipe temperature 99 9 to 999 9 503 1110111110 IC46 Liquid pipe temperature 99 9 to 999 9 504 0001111110 IC47 Liquid pipe temperature 99 9 to 999 9 505 1001111110 IC48 Liquid pipe temperature 99 9 to 999 9 506 0101111110 IC49 Liquid pipe temperature 99 9 to 999 9 507 1101111110 IC50 Liquid pipe tempe...

Page 274: ... 514 0100000001 RC address Count up display of number of connected units B 515 1100000001 BC BS TU address Count up display of number of connected units B 516 0010000001 OS address Count up display of number of connected units B 517 1010000001 Version Capacity S W version Refrigerant type Model and capacity Communication address A A 518 0110000001 OC address OC address display B 1 A The condition ...

Page 275: ... IC12 Gas pipe temperature 99 9 to 999 9 535 1110100001 IC13 Gas pipe temperature 99 9 to 999 9 536 0001100001 IC14 Gas pipe temperature 99 9 to 999 9 537 1001100001 IC15 Gas pipe temperature 99 9 to 999 9 538 0101100001 IC16 Gas pipe temperature 99 9 to 999 9 539 1101100001 IC17 Gas pipe temperature 99 9 to 999 9 540 0011100001 IC18 Gas pipe temperature 99 9 to 999 9 541 1011100001 IC19 Gas pipe ...

Page 276: ...0001 IC37 Gas pipe temperature 99 9 to 999 9 560 0000110001 IC38 Gas pipe temperature 99 9 to 999 9 561 1000110001 IC39 Gas pipe temperature 99 9 to 999 9 562 0100110001 IC40 Gas pipe temperature 99 9 to 999 9 563 1100110001 IC41 Gas pipe temperature 99 9 to 999 9 564 0010110001 IC42 Gas pipe temperature 99 9 to 999 9 565 1010110001 IC43 Gas pipe temperature 99 9 to 999 9 566 0110110001 IC44 Gas p...

Page 277: ... 1110001001 IC11SH 99 9 to 999 9 584 0001001001 IC12SH 99 9 to 999 9 585 1001001001 IC13SH 99 9 to 999 9 586 0101001001 IC14SH 99 9 to 999 9 587 1101001001 IC15SH 99 9 to 999 9 588 0011001001 IC16SH 99 9 to 999 9 589 1011001001 IC17SH 99 9 to 999 9 590 0111001001 IC18SH 99 9 to 999 9 591 1111001001 IC19SH 99 9 to 999 9 592 0000101001 IC20SH 99 9 to 999 9 593 1000101001 IC21SH 99 9 to 999 9 594 010...

Page 278: ...9 9 612 0010011001 IC40SH 99 9 to 999 9 613 1010011001 IC41SH 99 9 to 999 9 614 0110011001 IC42SH 99 9 to 999 9 615 1110011001 IC43SH 99 9 to 999 9 616 0001011001 IC44SH 99 9 to 999 9 617 1001011001 IC45SH 99 9 to 999 9 618 0101011001 IC46SH 99 9 to 999 9 619 1101011001 IC47SH 99 9 to 999 9 620 0011011001 IC48SH 99 9 to 999 9 621 1011011001 IC49SH 99 9 to 999 9 622 0111011001 IC50SH 99 9 to 999 9 ...

Page 279: ... 1001111001 IC11SC 99 9 to 999 9 634 0101111001 IC12SC 99 9 to 999 9 635 1101111001 IC13SC 99 9 to 999 9 636 0011111001 IC14SC 99 9 to 999 9 637 1011111001 IC15SC 99 9 to 999 9 638 0111111001 IC16SC 99 9 to 999 9 639 1111111001 IC17SC 99 9 to 999 9 640 0000000101 IC18SC 99 9 to 999 9 641 1000000101 IC19SC 99 9 to 999 9 642 0100000101 IC20SC 99 9 to 999 9 643 1100000101 IC21SC 99 9 to 999 9 644 001...

Page 280: ...9 9 662 0110100101 IC40SC 99 9 to 999 9 663 1110100101 IC41SC 99 9 to 999 9 664 0001100101 IC42SC 99 9 to 999 9 665 1001100101 IC43SC 99 9 to 999 9 666 0101100101 IC44SC 99 9 to 999 9 667 1101100101 IC45SC 99 9 to 999 9 668 0011100101 IC46SC 99 9 to 999 9 669 1011100101 IC47SC 99 9 to 999 9 670 0111100101 IC48SC 99 9 to 999 9 671 1111100101 IC49SC 99 9 to 999 9 672 0000010101 IC50SC 99 9 to 999 9 ...

Page 281: ...ear and month and date alternate display 694 0110110101 Time of error detection 3 00 00 to 23 59 Hour minute 695 1110110101 Time of error detection 3 2 00 00 to 99 12 1 to 31 Year and month and date alternate display 696 0001110101 Time of error detection 4 00 00 to 23 59 Hour minute 697 1001110101 Time of error detection 4 2 00 00 to 99 12 1 to 31 Year and month and date alternate display 698 010...

Page 282: ...0 to 99 12 1 to 31 Year and month and date alternate display 708 0010001101 Time of error detection 10 00 00 to 23 59 Hour minute 709 1010001101 Time of error detection 10 2 00 00 to 99 12 1 to 31 Year and month and date alternate display 710 0110001101 Time of last data backup be fore error 00 00 to 23 59 Hour minute 711 1110001101 Time of last data backup be fore error 2 00 00 to 99 12 1 to 31 Y...

Page 283: ...719 1111001101 720 0000101101 721 1000101101 722 0100101101 723 1100101101 724 0010101101 725 1010101101 726 0110101101 727 1110101101 728 0001101101 729 1001101101 730 0101101101 731 1101101101 732 0011101101 733 1011101101 734 0111101101 735 1111101101 736 0000011101 737 1000011101 738 0100011101 739 1100011101 1 A The condition of either OC or OS is displayed individually B The condition of the...

Page 284: ...0111101 754 0100111101 755 1100111101 756 0010111101 757 1010111101 758 0110111101 759 1110111101 760 0001111101 761 1001111101 762 0101111101 763 1101111101 Data on indoor unit system No SW4 1 10 0 OFF 1 ON SW6 10 OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrige...

Page 285: ...ss Displayed alternately ev ery five seconds 765 1011111101 IC2 Operation mode 766 0111111101 IC3Operation mode 767 1111111101 IC4 Operation mode 768 0000000011 IC5 Operation mode Data on indoor unit system No SW4 1 10 0 OFF 1 ON SW6 10 OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displayed individually B The condition...

Page 286: ...011 IC17 Operation mode 781 1011000011 IC18 Operation mode 782 0111000011 IC19 Operation mode 783 1111000011 IC20 Operation mode 784 0000100011 IC21 Operation mode 785 1000100011 IC22 Operation mode 786 0100100011 IC23 Operation mode 787 1100100011 IC24 Operation mode 788 0010100011 IC25 Operation mode 789 1010100011 IC26 Operation mode 790 0110100011 IC27 Operation mode 791 1110100011 IC28 Operat...

Page 287: ...ion mode 803 1100010011 IC40 Operation mode 804 0010010011 IC41 Operation mode 805 1010010011 IC42 Operation mode 806 0110010011 IC43 Operation mode 807 1110010011 IC44 Operation mode 808 0001010011 IC45 Operation mode 809 1001010011 IC46 Operation mode 810 0101010011 IC47 Operation mode 811 1101010011 IC48 Operation mode 812 0011010011 IC49 Operation mode 813 1011010011 IC50 Operation mode Data o...

Page 288: ...0000 to 9999 820 0010110011 IC7 filter 0000 to 9999 821 1010110011 IC8 filter 0000 to 9999 822 0110110011 IC9 filter 0000 to 9999 823 1110110011 IC10 filter 0000 to 9999 824 0001110011 IC11 filter 0000 to 9999 Data on indoor unit system No SW4 1 10 0 OFF 1 ON SW6 10 OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is displaye...

Page 289: ...110001011 IC26 filter 0000 to 9999 840 0001001011 IC27 filter 0000 to 9999 841 1001001011 IC28 filter 0000 to 9999 842 0101001011 IC29 filter 0000 to 9999 843 1101001011 IC30 filter 0000 to 9999 844 0011001011 IC31 filter 0000 to 9999 845 1011001011 IC32 filter 0000 to 9999 846 0111001001 IC33 filter 0000 to 9999 847 1111001011 IC34 filter 0000 to 9999 848 0000101011 IC35 filter 0000 to 9999 849 1...

Page 290: ...r 0000 to 9999 859 1101101011 IC46 filter 0000 to 9999 860 0011101011 IC47 filter 0000 to 9999 861 1011101011 IC48 filter 0000 to 9999 862 0111101011 IC49 filter 0000 to 9999 863 1111101011 IC50 filter 0000 to 9999 Data on indoor unit system No SW4 1 10 0 OFF 1 ON SW6 10 OFF Item Display Unit A B 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 1 A The condition of either OC or OS is dis...

Page 291: ...9 9 A A The unit is A 872 0001011011 W phase current effec tive value 1 99 9 to 999 9 A A 873 1001011011 Power factor phase an gle 1 99 9 to 999 9 A A The unit is deg 880 0000111011 Control board Reset counter 0 to 254 A A The unit is time 881 1000111011 INV board Reset counter 0 to 254 A A 1 A The condition of either OC or OS is displayed individually B The condition of the entire refrigerant sys...

Page 292: ... IX LED Monitor Display on the Heat source Unit Board 283 HWE1410A 0000002394 book 283 ページ２０１６年１月１２日火曜日午後４時４９分 ...

Page 293: ... IX LED Monitor Display on the Heat source Unit Board 284 HWE1410A 0000002394 book 284 ページ２０１６年１月１２日火曜日午後４時４９分 ...

Page 294: ......

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