171 | Heat Controller MSS-012B/A, MSH-0186/A, MSS-018B/A, MSH-01 2B/A

5. Outdoor Unit(24k)

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Heat Controller MSS-012B/A, MSH-0186/A, MSS-018B/A, MSH-01 2B/A, MSS-009B/A, MSS-024B/A, MSH-024B/A manual 171

Contents

Heat CONTROLLER, INC Contents Auto Wind FunctionsIndoor Unit Fan Speed Selection Remote ControllerOperation Owoff Operation Mode Selection Air Circulation Product SpecificationsCooling OnlyPower Supply 17Z,-W Oumw 1 ,260 Product SpecificationsCooling & Heating Tubing hole cover Jzý, Installation plateIndoor Unit 9k, 12k 18k, 24k Model DIM Outdoor UnitGas side Refrigeration Cycle Diagram Cooling Only Models Heat Cooling & Heating ModelsCamay a Heating Evaporator I / \ MSS-012, MSS-018, MS18, MSS-024, MSF4424 Indoor Wiring DiagramIndoor Wiring Diagram Iroom 18k 24k Outdoor Unit Cooling Only Models9k, 12k LO.a 12k 18k 24k Function of main control Time delay Safety ControlCooling Operation Mode Airflow Direction Control Setting TEMP. -10F Auto Operation Electronic control modeIntake AIR Temp Setting TEMP. +1F MODE2 MODE3 MODE4 Modes ModeoMODE1rStart End Selecting Low Soft Dry Operation ModeIntake AIR TE OFF Compressor Heating Operation Modeonly Heating Model Intake AIR Temp Setting TEMP. +60FSetting Temp Indoor Defrost OFF Rý uPipe Temp Defrost on Cooling or Heating Mode with Sleep Mode Auto Control Setting TEMP. -1F Crank Case Heater Coil Controlonly Heating model Setting TempForced Operation ICJ Indoor Outdoor Buzzer Sound Display FunctionSelf-diagnosis Function Diagnosis When connecting refrigerant tubing InstallationIs toxic when burned When servicing Piping length and the elevation Roof Top InstallationsSelection of the best location Wire or gas line can cause death or injury Indoor Unit InstallationAvoid areas where electrical wiring, conduits or Lower left and right side of Installation Plate Started Poo Piping and Drainage of Indoor UnitPreparation of Pipings 113 H IW-0 Connection of Pipings For right rear piping Llj 5kgm39.8ft.ibs For the left pipings Indoor unit installation Insert the connecting cable into the indoor unitTape the tubing, drain hose and the connecting Installation plate. Engage the two hooks of the rear Drain hose Taping Connection of the cable Connecting Pipings and the cable to Outdoor unitConnecting the pipings to the Outdoor unit Terminals and fasten the wire tightly with the fixing screw 2sanoev Checking the Drainage Connect the cable to the indoor unit Attach the Grille onto the cabinet Bwid Forming the pipingsPage Page Evaluation of theperformance Temperature, Pressure, Ampere ChanSettfemont of Outdoor Unit Sleep Mode Auto Button Name and Function-Remote ControllerMG OFF Timer Button Operation display Qs Operation Mode Selection Button Start/Stop Button Remove the securing screws Be careful not to lose the clip when reassem- blingCooling & Heating To remove the Control Box Remove 2 securing screws Page To remove the Grille from the Chassis To remove the Control Box Remove three screws fixing control box and motor To remove the Discharge GrilleTo remove the Evaporator Unhook the tab on the left inside edge To remove the Cross-Flow Fan To remove the Fan Motor Cause of Trouble Cycle Troubleshooting GuideTrouble analysis Display PWB Assy Check Connector related to CN-DC/DC Turn off Main Power Cý After 10 secondsConnector related to CN-POWER Connector related to CN-FAN Does beeping sound is made from the Indoor Unit? Product Is not operate with the remote controller R751K C711000PF Micom PIN Check Receiver Assy Turn on Main Power Compressor/Outdoor Fan are unable to drive When Indoor Fan does not operate When Vertical Louver does not operate When a comunication error occurs Operation indicator of Indoor unit blinks five times CN-UP/DOWN Phenomena in case of connecting errorIndoor Unit CN-TH Outdoor Unit CN-POWER RY-COMP+0 , ý CN-TRANS CN-FAN Voltage of Connectors according to Indoor Fan Speed Electronic Control Device Optional Function 1OK Main PWB ASSYOutdoor UnitOptional Function Model ASM 18k, 24kLDt ftn LD2 LD4 Schematic Diagram Page BA ýJ Heat OTY Remark Plate InstallationRemote Controller Parts Name Controller Indoor Unit18k, 24k Parts Name Motor Assy Chassis Assy 7DDD \ , \ Tom, .ý M m mm Reversing Valve Reversing Coil 9k, 12kBase Weld ASM Condenser Compressor ASM Front Panel Assy 31 CAP BarrierTOP Cover ASM Rear Panel Capillary Final ASM HEATERCRANK-CASE1 Heat QTY Remark Outdoor Unit18k `Ty L8k MSS-018A MSH-018A 171 Clamp Capacitor Controller Assy Check Valve CAPILLARY, Bent Reversing Coil QTY RemarkPWB ASSY, Main SH-CAPACITOR PANEL, Rear CAPILLARY, Bent Panel Cover Control29 CAP 2021-0024 9O2k Remark R means service partsICJ No MSS-009B MSS-012B 2021-0001 2021-0001 2021-0074 2010-0003 2021-0069 2021-0005 Plate Installation Holder Tube Motor Assy Chassis AssyMSS-0188 MSH-018B FAN Assy Cross Service VALVE1/4 Service VALVE112 GQ 21k Final ASM TOP Cover ASMCapillary HEATERCRANK-CASE High Pressure S/W Reversing Valve MSS-018A MSH-018A FAN Motor2021-0024 I`J PWBASSY,MAIN Support Valve High Pressure S/W Reversing CoilSAT City Remark 2021-0021 2050-0001 UTY Remark2035-0004 2035-0006 Extra FAN Barrier ASM Heat CONTROLLER, INC