Reference, 173, Refrigerant | Toshiba MMU-AP0091H specs

173

Suction gas pipe
Discharge gas pipe
Liquid pipe
SVD	SVDD	SVS
		SVSS
PMV
TC2		TC1
TCJ
	A

•SV11 ON

•SVD leakage

•SVS ON

Suction gas pipe
Discharge gas pipe
Liquid pipe
SVD	SVDD	SVS
		SVSS
PMV
TC2		TC1
TC2
TCJ
	B

•SVD ON

•SV11 ON

Suction gas pipe
Discharge gas pipe
Liquid pipe
SVD	SVDD	SVS
		SVSS
PMV
TC2		TC1
TCJ
	C
• SVS ON

Refrigerant	Reference
circulating example of flow selector unit when a trouble occurred

Page 173

Image 173

Toshiba MMU-AP0091H service manual Reference, 173, Refrigerant

Contents

MMD-AP0071SPH, AP0091SPH, AP0121SPH MMD-AP0181H, AP0241H, AP0271H MMD-AP0361H, AP0481HMMC-AP0151H, AP0181H, AP0241H MMC-AP0271H, AP0361H, AP0481H MML-AP0071H, AP0091H, AP0121H MML-AP0151H, AP0181H, AP0241H Check of Concentration Limit Contents Explanation of illustrated marks Explanation of indicationsConfirmation of warning label on the main unit Indication Explanation Never recover the refrigerant into the outdoor unit ∗ For details, refer to the parts listDo not modify the products For spare parts, use those specified ∗ Metal section Earth position Check the following items after reinstallationSide Limit even if the refrigerant leaks New Refrigerant R410A Safety Caution Concerned to New RefrigerantPipe Materials Tools Environmental concern Recharge of Refrigerant4mm-hexagonal wrench is required Cylinder with siphon Cylinder without siphon Operation mode Outline Operation mode Outdoor units Component Multi Using High-efficiency Refrigerant R410ACombination of outdoor units Branching joints and headers Indoor units Flow selector units FS unitRBM-Y1121FE RBM-Y1801FE MMD-AP0241H Remote controllers Unit IndoorWay Air Discharge Cassette Type AP0481WH AP0151WH AP0241WH, AP0271WH, AP0301WH AP0071WH, AP0091WH, AP0121WHAP0181WH Indoor control P.C. board AP0071YH, AP0091YH, AP0121YH Compact typeColor Indication Model MMU-AP0151SH, AP0181SH, AP0241SH Symbol Parts nameNetwork adapter Option Way Air Symbol Parts name Duct Standard Type ConcealedAP0481BH, AP0561BH AP0241BH Concealed Duct High Static Pressure Type Symbol Parts nameModel MMD-AP0181H, AP0241H, AP0271H, AP0361H Ceiling Type UnderAP0241H, AP0271H, AP0361H AP0151H, AP0181H Model MMK-AP0071H, AP0091H High Wall TypeAP0121H, AP0151H, AP0181H, AP0241H AP0092H AP0122HModel MMK-AP0072H AP0151H, AP0181H, AP0241H Floor Standing Cabinet TypeModel MML-AP0071H, AP0091H, AP0121H Color Model MML-AP0071BH, AP0091BH, AP0121BH Floor Standing Concealed TypeAP0151BH, AP0181BH, AP0241BH Color indication AP0241H, AP0271H, AP0361H, AP0481H, AP0561H Symbol Parts nameModel MMF-AP0151H, AP0181H Color AP0091SPH, AP0121SPH,AP0151SPH Model MMD-AP0071SPHFor undoor unit Color indication Model MMY-MAP0801FT8 Outdoor UnitMAP1001FT8, MAP1201FT8 Parts layout Model RBM-Y1122FE, Y1802FE, Y2802FE Flow Selector Unit FS Way Air Discharge Cassette Type Indoor Unit Concealed Duct Standard Type Way Air Discharge Cassette Compact type Type Slim Duct Type Concealed Duct High Static Pressure TypeUnder Ceiling Type High Wall Type Floor Standing Type Floor Standing Cabinet TypeFloor Standing Concealed Type Outdoor Control Unit Heat Recovery ModelFlow Selector Unit FS Unit MAP0802FT8 MAP1002FT8 MAP1202FT8 Front side Rear side Parts Layout in Outdoor Unit Sold Separately Parts Name of Each PartIndoor Unit Display section Parts Name of Remote ControllerOutdoor Unit Operation section Correct UsagePreparation Stop How to set up the air direction Adjustment of Wind DirectionHow to start louvre swinging How to stop louver swinging How to start swinging How to set up the air flow directionHow to stop swinging Adjustment of air direction upward/downward Adjustment of air Flow direction Upwards/Downwards Right/Left air direction adjustmentAdjustment of air Flow direction rightwards/leftwards Setup of air direction and swinging Cancel of timer operation Timer OperationTimer operation Maintenance Installation Cleaning of main unit / remote controller Cleaning the air inlet grilleHigh Wall Type Model 1H series Model 2H series Air Conditioner Operations and Performance Air conditioner operating conditions Re-InstallationWhen the Following Symptoms are Found Confirmation and check Confirmation of error historyProcedure Description Model MMY-MAP0802FT8, MAP1002FT8, MAP1202FT8 Inverter Unit 8, 10, 12HP Functional part name Functional outline Explanation of Functional Parts Operation mode Outline Operation mode SVS SVDSvdd Svss TCJ TC1TC2 ON-OFF list of Flow Selector Unit FS Unit valve Refrigerant Piping Systematic Diagram in SystemSelection of operation mode All cooling operation Operation of cooling only High outside temperature 10C or more CriterionOutdoor unit Flow selector/Indoor unit Cooling thermo.-ON Stop OFF SV3E Low outside temperature 15C or less CriterionCooling thermo.-ON Stop Flow selector/Indoor unit SV3B SV5 OFF SV3C SV6 All heating operation Operation of heating onlyFlow selector/Indoor unit Heating thermo.-ON Heating thermo.-OFF Heating thermo.-ON Mainly Cooling, Partly Heating Operation Cooling thermo.-ON Heating thermo.-ON Stop Mainly Heating, Partly Cooling OperationOutdoor unit Flow selector/Indoor unit Flow selector/Indoor unit Cooling thermo.-ON Others Defrost Outline of specifications Remarks Control SpecificationsRemote controller Control outline Command Allcooling All heating TC1 Reset conditions TCB-AX21E Central control mode 4 Cannot select mode Central control mode 1 Cannot operateCentral control mode Operation explanation and applied data, etc Remarks Operation Start/Operation End Oil SV2 Operation explanation and applied data, etc Remarks Operation explanation and applied data, etc Remarks Ipdu Other cautions Cooling operation in low ambient temperaturesRelease control list PMV Pulse Motor Valve for outdoor unit Header outdoor unit MMY-MAP1202FT8 Unit to send oil Oil equation control schematic diagramFollower outdoor unit MMY-MAP1202FT8 Unit to Received oil Every pushing Procedure Execute the setup operation while the unit stops HEAT, Heat → Cool Description At shipment Item code Indoor unit capacity Setup data How to Set Up the Cooling Only Indoor UnitCooling Only setup Heat pump Description Usage/Features Setting When Connecting Multiple Indoor Units to a FS unitHow to set up Item code Push Vent + Test buttons simultaneously for Seconds or more SVS OFF Case of not setting 01 to Item code 0ESVD OFF SVD OFF Svdd SVS Wiring diagram using remote control interface TCB-IFCB-4E Wiring and setupApplied Control in Indoor Unit Remote location ON/OFF control box TCB-IFCB-4E Wiring Ventilating fan control from remote controllerFunction Operation Using the setup temp Using the timer timeButton, set to the setup data Leaving-ON prevention control Outdoor fan High Static Pressure Shift Applied Control in Outdoor Unit Function Switch No Bit Connector No Used control P.C. board Outdoor unit interface P.C. board Connector position detail Setup when Power peak-cut control requested Power Peak-cut Control StandardRelay contact capacity of operation port Outdoor unit interface P.C. board Setup at power peak-cut control expansion request Power Peak-cut Control ExpansionSW1 SW2 CN513 Terminal Input signal Operation Input signal OperationSnowfall Fan Control External master ON/OFF control Night Operation Control Operation Mode Selection ControlCool OFF Night operation sound Capacity Reduction dB a Main check items for electric wiring Procedure and Summary of Test OperationCheck Items before Test Operation Case that a center control Additional amount of refrigerant by pipe length Check listCorrective amount of refrigerant by system capacity Additional amount of refrigerant Address Setup Check at Main Power-ONAddress Setup and Check Procedure Check on outdoor unit Line address switch on outdoor interface P.C. board Address Setup ProcedureAddress setup procedure Operation procedure Turn on the power Wiring example in 2 linesPush SET button Group address Using the setup temp Using Unit + SWING/FIX buttons, select the line AddressUsing Button to Operation procedure Confirm the changed contents Push Test button to finish the procedure Push SET button to determine the setup dataEnd Displayed. Only fan of the selected indoor unit operates SW01 SW02 SW03 SW04 Setup procedure Check Code is Displayed on the Remote Controller Troubleshooting in Test OperationCheck code Cause Countermeasures Cause Countermeasures Remote SegmentStatus Cause Countermeasures Display Remote Header unit Incorrect example Incorrect wiring example FigController status Segment display Status Incorrect example Fan Operation Check Test Operation CheckCooling/Heating Test Operation Check Test operation start/stop operation Turn OFF the power to the air conditioner Wireless remote controllerButton on the wireless remote controller Test operation from outdoor unit Test cooling operation Test heating operation Procedure Description 100 Test operation 101 Function Outline Setup/Release Segment display Service Support FunctionFunction to Start/Stop ON/OFF Indoor Unit from Outdoor Unit 102 All cooling test operation function Operation procedureAll heating test operation function 103 104 Batch start/stop ON/OFF function SW01 SW02 SW03 Units to be operated 105 Error clearing in indoor unit Error Clearing FunctionMethod Section a 107 Clearing of error check code by power resetClearing from the interface P.C. board 108 Remote Controller Distinction FunctionDistinction procedure Operation Clear Solenoid Valve Forced Open/Close Function in Outdoor Unit110 Heater 111 Fan Operation Check in Outdoor UnitSW01 SW02 SW03 Fan step Case to operate the fan in the erroneous outdoor unit only ReleaseCase to operate the fans in all the normal outdoor units 112 Service support function list Manual Adjustment Function of Outside Temp to SensorFunction contents 113 114 Indoor Fan Only Operating ModeIndoor Fan Operation Check Function Contents Monitor Function of Remote Controller SwitchProcedure Calling of display screen Before troubleshooting Troubleshooting SummaryTroubleshooting procedure 116 117 Check code listCheck Method 118 119 Error detected by TCC-LINK central control deviceMain Outdoor 7-segment display Sensor block display Device New check code Case of wired remote controller RBC-AMT31E Troubleshooting by Check Display on Remote ControllerConfirmation of error history Confirmation and check 122 Case of central remote controller TCB-SC642TLE Case of AI-NET central remote controller 124 Error detection condition Check item positionCheck code Check code name Setup method of No. capacity-over detection Error detection condition Check item position125 Convenient functions Outdoor 7-segment display Status Error detection condition Check item position126 127 Detected Check code name 128 129 Error detection conditionStatus Check all the outdoor units in the corresponding line 130 Remote Central control Controller Check code 131Check code Detected Main Outdoor 7-segment display Name 132 Heating 133 Name Condition Check code Status Error detection Check item position134 Sub-code C 135Sub-code D Sub-code E Error detected by AI-NET central control device 136 Error detected by TCC-LINK central control deviceError detection Check item position Controller How to check resistance of compressor winding How to check inverter outputHow to check the outdoor fan motor 137 138 Diagnosis Procedure for Each Check Code E06 139E07 Detected at outdoor side 140 E16 141E18 / 97/99 E19 142 Indoor TC2 sensor error Indoor TCJ sensor errorF03 Indoor TC1 sensor error 143 144 145 F31 / 1C H02 / 1d Compressor error LockH01 / 1F 146 H06 Low-pressure protective operation 147H14 Compressor 2 case thermo operation Low oil level protection 148Leakage check for SV3C valve Clogging check for SV3E valve 149 150 TK3 temperature detective circuit error L05 151L03 L06 152 153 L18 / 8A Flow selector unit system errorL20 L28 P01 Indoor fan motor error L31 Extended IC error154 L30 / b6 155 P05 / AF Open phase, negative phaseP04 Actuation High-pressure SW P10 / 0b Indoor overflow error P07 / 1C Heat sink overheat errorIndoor fan motor error 156 157 P13 Outdoor liquid back detection error 1. PMV1/PMV2 errorP15 / AE Gas leak detection 158 P17 / bb Discharge temp TD2 errorP15 / AE Gas leak detection TD condition Sub-code 159 P19 Way valve operation errorP20 High-pressure protective operation Judgment criteria 160 P22 / 1A Outdoor fan Ipdu error Detective circuit error P26 Tr short-circuit protection error161 P29 Compressor position 162 Segment Display Function How to read the check display Segment displaySegment display on the outdoor unit Interface P.C. board 163 164 SW01 SW02 SW03 Display contents 165 SW03 SW02 Indoor address Segment display a 166 Temperature sensor characteristics Sensor CharacteristicsOutdoor Unit Segment display A, B Lead wire color Pressure sensor characteristicsIndoor Unit 168 Pressure Sensor Output Check Pd sensor characteristics169 MPa Kg/cm² 170 Ps sensor characteristics 171 Flow Selector Unit FS Unit Detection Flow Almost normal Cooled 172May become Refrigerant Reference173 Wired remote controller Indoor Controller Block DiagramWeekly timer Series 175 Wired remote controller Up to 2 unitsWeekly timer Series 176Slim DuctType 177 SlimDuctType Wired remote controller178 179 Type Indoor P.C. BoardMCC-1402 Eeprom 181Disp CHK 182 Flow Selector Unit P.C. BoardMCC-1431-01 Function Connector Pin Specifications Remarks Optional Connector Specifications of Indoor P.C. Board183 DC12V COM SV3D SV3E 184Uart RMV 185 Inverter P.C. board MCC-1502 IPDU1, IPDU2 186 Power supply P.C. board for fan MCC-1439 187 Part type Exchange contents Compressor Backup Setup Before Backup OperationProcedure Outline 189 Backup Setup for Outdoor UnitSet up procedure for the malfunctioning outdoor unit Display example Operation procedureSegment display oil level results 190 Before Refrigerant Recovery Operation Refrigerant Recovery in the Malfunctioning Outdoor UnitRefrigerant Recovery Procedure Set up the malfunctioning outdoor unit as follows Set up all other outdoor units as follows Select an outdoor unit for pressure adjustment as followsSetup for outdoor unit for adjustment of pressure 192 193 Refrigerant recovery procedure backupSet up the unit selected as the header unit as follows 194 Setup for header unit System Combination of outdoor units Refrigerant amount Refrigerant amount to be recovered = 37.5 28.0 = 9.5 kg195 196 Process after Repair 197 Trouble by leakageUnit issuing Check code to be detected Phenomena Check code Corresponding unit 198 199 Compressor Replacing Procedure OutlineNever recover the refrigerant into outdoor unit Exchanging a compressor Replacing CompressorRemoval of defective compressor 200 201 Color check of oil in the defective compressor 202 Adjustment of oil amount in the service compressorMeasurement of oil amount in the normal compressor Vacuuming Case of single outdoor system Installation of compressorCase of multiple outdoor unit systems Full opening of PMV1, PMV2 204 Procedure to Identify the Cause of Compressor Oil ShortageCheck items Position Procedure Pressure 205Nitrogen 206 ReassemblyRemarks Disassembling 207 Work procedure RemarksFan motor Part to be Heat exchanger Right 208Disassembling Example 209 Reassembly and cautions 210 Inverter assemblyExchange of service P.C. board 211 Temperature Front side of air conditioner sensor posi Work procedure212 SV3C SV3A SV3B Used positions of SUS fixing band Total 5 positions Temperature Rear side of air conditioner213 214 Assembly Pull the accumulator upwards 215 216 217 Exchange of P.C. Board for Indoor ServiceExchange procedure Remote controller operation diagram Procedure 1 Readout setup contents from Eeprom 219 Procedure 2 Exchange of P.C. board for service Eeprom layout Procedure 3 Writing-in of setup contents to Eeprom 221 Type Indoor unit capacity Item code How to Check Outdoor Fan Motor How to Check Inverter OutputHow to check resistance or compressor winding Part name Procedure How to check fan power supply P.C. board MCC-1439 How to Check Fan Power Supply P.C. Board and Fan IpduHow to check fan Ipdu MCC-1439 Front View Replacement steps Interface Board Replacement ProcedureDip Switch Setting contents 224 Comp-IPDU No SW801 Bit Comp-IPDU Board Replacement Procedure Manual225 COMP-IPDU No.2 226COMP-IPDU No.1 227 Inverter Assembly Configuration Toshiba Carrier Corporation