Page 1 SYSTEM AIRCONDITIONER INDOOR UNIT AM022/028/036FN1DEH/EU AM056/071FN2DEH/EU AM045/056/071/090/112/128/140/FN4DEH/EU AM022/028/036/045/056/060FNNDEH/EU AM220/280FNHDEH/EU AM036/056/071FNFDEH/EU AM050/100FNKDEH/EU AM022/028/036/045/056/071/090/112/128/140FNLDEH/EU AM022/028/036/045/056/071/090/112//128/140FNMDEH/EU AM056/071FNCDEH/EU AM028/036/056FNJDEH/EU AM022/028/036/056/071FNTDEH/EU AM022/028/036/045/056/071FNQDEH/EU SYSTEM AIRCONDITIONER CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. PCB Diagram and Parts List 6. Wiring Diagram 7.
Page 2: Table Of Contents
) ..............................4-44 4-4-12 E153 : Detection of Floating Switch of Indoor Unit's Drain Pump ..............4-45 4-4-13 The operational error of Indoor Unit's Fan Motor ......................4-46 4-4-14 Mixed operation Error (Only applicable to Heat Pump Model/Not to HR model) .........4-47 Samsung Electronics...
Page 3 4-4-68 Outdoor Fan Motor overheating ............................4-100 4-4-69 Outdoor Unit Fan Motor RPM Error ..........................4-101 4-4-70 Fan IPM Overheat error ................................4-102 4-4-71 Over-Voltage Error of an Outdoor Fan Motor ......................4-103 4-4-72 Counter-Rotation Error of an Outdoor Fan Motor ....................4-103 Samsung Electronics...
Page 4 7-2-2 For Single Installation of Outdoor Unit (Only One Outdoor Unit Installed) .............7-3 7-2-3 When Two or More Outdoor Units are Installed .......................7-3 7-3 How to Put Refrigerant in Refrigerant Container ..........................7-4 7-3-1 How to put refrigerant in container before pump-down ...................7-4 Samsung Electronics...
Page 5: Precautions
Explain to workers that the battery for the remote control needs to be separated for storage purposes when the product will not be used for a long time. – This can cause a problem for the remote control since battery fluid may trickle out. Samsung Electronics...
Page 6: Precautions For Handling Refrigerant For Air Conditioner
If the compressor is operating while the refrigerant pipe is not correctly connected and the service valve is opened, then air and other substances can enter the pipe. The interior of the refrigerant cycle may then build up excessive high pressure resulting in explosion and damage. Samsung Electronics...
Page 7: Product Specifications
- Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 8 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 9: Way Cassette
- Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 10 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 11: Mini 4 Way Cassette
- Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 12 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 13 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 14 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 15 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 16 MRW-10A Optional Wired Remote Simplified MWR-WE10N MWR-WE10N MWR-WE10N MWR-WE10N MWR-WE10N MWR-WE10N Accessories Controller External Contact Interface Module MIM-B14 MIM-B14 MIM-B14 MIM-B14 MIM-B14 MIM-B14 MDP- MDP- MDP- MDP- MDP- MDP- Drain Pump M075SGU3D M075SGU1D M075SGU1D M075SGU1D M075SGU2D M075SGU2D 2-10 Samsung Electronics...
Page 17 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-11...
Page 18: Ceiling Type
- Outdoor temperature : 7˚C DB, 6˚C WB , Equivalent refrigerant piping : 7.5m , Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-12 Samsung Electronics...
Page 19: Console Type
- Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-13...
Page 20: Wall Mounted Type(Neo Forte Without Eev)
- Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-14 Samsung Electronics...
Page 21: Wall Mounted Type(Neo Forte With Eev)
- Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-15...
Page 22 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-16 Samsung Electronics...
Page 23: Floor Standing Type
- Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-17...
Page 24 1,553 x 270 x 1,000 1,763 x 340 x 1,135 Dimensions Shipping Dimensions (W×H×D) 1,847 x 349 x 1,300 2,027 x 428 x 1,424 Supply/Return/Exhaust/ Outside Duct Flange (Ø) Accessory Air Filter High Efficiency Filter(PP) High Efficiency Filter(PP) 2-18 Samsung Electronics...
Page 25 - Outdoor temperature : 7°C DB, 6°C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in an anechoic room. Thus actual noise level may be different depending on the installation conditions. *5) OA: fresh air from outdoor. RA: return air from room. Samsung Electronics 2-19...
Page 26: Accessory And Option Specifications
Power distribution MIM-B16N DVM Series, FJM MIM-C02N DVM Series, FJM, CAC Converter MIM-N00 Multi Tenant Function Controller MCM-C210 ※ DVM Series : DVM mini, DVM PLUS III, DVM PLUS III HR, DVM PLUS IV, DVM PLUS IV HR 2-20 Samsung Electronics...
Page 27 MSP Duct (5.6/7.1) kW MDP-M075SGU3D SlimDuct (2.0~14.0)kW MDP-E075SEE3D Below 4 indoor units MCU-S4NEE1N Requisite Below 2 large capacity ducts DVMS HR MCU-S6NEE1N (HR Only) Below 6 indoor units MCU-S4NEE2N 7.0kW~8.75kW MXD-K025AN 14.0kW~17.5kW MXD-K050AN AHU KIT Option 21.0kW~26.25kW MXD-K075AN 28.0kW~35.0kW MXD-K100AN Samsung Electronics 2-21...
Page 28 MCR-SMA sensor Slim 1way cassette PC1NUSMAN Slim 1way cassette PC1NUPMAN 2 way cassette PC2NUSMEN Mini 4way cassette PC4SUSMAN Front panel Requisite Mini 4way cassette PC4SYSMEN 4 way cassette PC4NUSKAN 4 way cassette PC4NUSKEN 4 way cassette PC4NBSKAN 2-22 Samsung Electronics...
Page 29: Disassembly And Reassembly
3. Disassembly and Reassembly Necessary Tools Item Remark +Screw Driver Monkey Spanner –Screw Driver Nipper Electric Motion Driver L-Wrench Samsung Electronics...
Page 30: Indoor Unit
Grill to 45° and separate the Grille from the Panel. 3) Separate the Filter from the Panel. 4) Separate 3 cover screws from it. 5) Unscrew 6 fixed screws and separate them from the Indoor Unit. (Use +Screw Driver) Samsung Electronics...
Page 31 Disassembly and Reassembly Parts Procedure Remark 6) Press the left and right Hooks to separate the Panel from the Indoor Unit. Samsung Electronics...
Page 32 Indoor Unit. When disassembling the Pan, be careful not to touch the heat exchanger board with a bare hand. Control In 1) Undo 3 fixing screws in the Control In appliance part to separate the Cover. (Use +Screw Driver) Samsung Electronics...
Page 33 Disassembly and Reassembly Parts Procedure Remark 2) Separate 8 connecters on the PCB of the Indoor Unit. 3) Separate the Control In from the Indoor Unit. Drain Sub 1) Push the hook on the Drain Sub to separate it. Samsung Electronics...
Page 34 2) Separate an Indoor Sensor from the Heat Exchanger. 3) Separate the Heat Exchanger from the Indoor Unit. Cross Fan 1) Undo 3 fixing screws on the Cover Fan Motor. (Use +Screw Driver) 2) Separate the Cover Fan Motor from the Indoor Unit. Samsung Electronics...
Page 35 3) Separate the Cross Fan from the Indoor Unit. Drain Pump 1) Separate fixing screw in the Cover Drain Pump. (Use +Screw Driver) 2) Separate the Drain Hose from the Drain Pump. 3) Separate the Drain Pump from the Indoor Unit. Samsung Electronics...
Page 36: Big Duct
1) Detach the motor connectors from the PCB. & BLOWER 2) Unscew 16 screws and detach Cabinet-Base Blower. (Use+Screw Driver) 3) Unscrew 8 screws and detach Case-Blower. (Use +Screw Driver) 4) Unscrew 4 bolts and separate Motor & blower from Bracket-Motor. (Use +Screw Driver) Samsung Electronics...
Page 37 EVAPORATOR & 1) Detach EEV and Sensor connectors from the DRAIN-PAN PCB. (Use +Screw Driver) 2) Unscrew 8 screws and Detach Cover-Pipe. (Use +Screw Driver) 3) Unscrew 31 screws and detach Cabinet- Base Blower andCabinet-Base Drain. (Use +Screw Driver) Samsung Electronics...
Page 38 Disassembly and Reassembly Parts Procedure Remark 4) Unscrew 10 screws and detach Drain-Pan from the indoor unit. (Use +Screw Driver) 5) Separate Evaporator from the indoor unit. 3-10 Samsung Electronics...
Page 39: Global 4Way Cassette Type
Procedure Remark Panel 1) Push the handles on both sides of the Samsung logo towards the product’s interior to open the Grille. 2) Push up the green knob in the Open direction, and detach the white link from the panel. Detach the safety clip.
Page 40 1) Disconnect the Connector Wire that is connected to the indoor unit’s PBA from the PBA. 2) Unscrew the 2 fixed screws on both sides of the Control Box, and disassemble the Control Box from the indoor unit. (Use +Screw Driver) 3-12 Samsung Electronics...
Page 41 Control-Box to remove it. Drain Pan 1) Unscrew the screws on the 4 corners of the indoor unit. (Use +Screw Driver) 2) Remove the Drain Pan from the indoor unit. Samsung Electronics 3-13...
Page 42 Drain-Hose fixed on the side of the indoor unit. (Use +Screw Driver) 1) Use your hand to remove the temperature Evap. sensor attached to the Evap Pipe along with Temperature the fixing clip. Sensor 3-14 Samsung Electronics...
Page 43 1) Remove the screws of the 2 Steel Holder Evaps that are used to fix the Heat Exchanger, and then remove it. (Use +Screw Driver) 2) Remove the 2 fixing screws of the Partition Evap at the Heat Exchanger’s In/Out Pipe. (Use +Screw Driver) Samsung Electronics 3-15...
Page 44 Disassembly and Reassembly Parts Procedure Remark 3) Remove the screw of the Cover Pipe that is used to fix the In/Out Pipe. Remove the In/Out Pipe. (Use +Screw Driver) 4) Remove the Heat Exchanger from the indoor unit’s cabinet. 3-16 Samsung Electronics...
Page 45: Duct Type(Slim1,2)
– After unscrewing 2 screws – Disassemble the Cover Blower Upper with pushing its hook. 3) Disassemble the Cover Control. – Unscrew 2 screws 4) Disassemble Motor Wires connected to the inside of PCB and connected to the Capacitor. Samsung Electronics 3-17...
Page 46 6) Disassemble the band Motor for fixing the Motor. – Unscrew 2 screws 7) After disassembling the Motor and Blower for the set, disassemble the Blower by use of 3mm wrench. Ass'y Drain Pan 1) Disassemble the Cabinet-Top Evap. – Unscrew 11 screws 3-18 Samsung Electronics...
Page 47 Drain Pan 2-1), 2-2), 2-3). 1) Disassemble the Cover Pipe that fixes the high/low pressure Pipe. – Unscrew 2 screws 2) Disassemble the refrigerant temperature sen- sor, Inlet air temperature sensor, and EEV wire that connected to the inside of PCB. Samsung Electronics 3-19...
Page 48 1) Disassemble all Control Wires connected to the inside of PCB. 2) In case of disassembling the PCB separately, disassemble the PCB from the case with push- ing the hook after unscrewing the screw. – Unscrew 1 screw 3-20 Samsung Electronics...
Page 49 5) In case of disassembling the Trans Power, unscrew the screw fixing on the Case. Disassemble if after disassembling the case PCB 4-4). Bracket Outlet 1) Disassemble the Bracket Outlet assembled on the Cabinet. – Unscrew 10 screws Samsung Electronics 3-21...
Page 50: Duct Type(Slim3)
Disassembly and Reassembly Duct type(Slim3) Parts Procedure Remark Filter 1) DPull out the Filter as picture 1 or picture 2. 2) DIf it is necessary, after disassembling 8 indi- cating screws, detach the Bracket Filter. 3-22 Samsung Electronics...
Page 51 Bracket Outlet 1) After disassembling 13 indicating screws, detach Ass'y Cabinet-Top Motor. 2) After disassembling 3 indicating screws, detach Ass'y Case Blower Upper. – Press the pothook of the Case Blower and detach Ass'y Case Blower Upper. Samsung Electronics 3-23...
Page 52 Cover Control. 4) Detach the Motor Wire Connected to PCB and Capacitor. 5) After disassembling the indicating screws, detach the wire connected to the Partition. 6) After disassembling 2 indicating screws, detach the Ass ’y Band Motor. 3-24 Samsung Electronics...
Page 53 Blowers from the axis of the Motor by 3mm inner hexagon spanner. Drain Pan 1) After disassembling 15 indicating screws, detach Ass'y Cabinet-Top Evap. 2) After disassembling 6 indicating screws, detach the Bracket Outlet. 3) Detach the Drain Pan. Samsung Electronics 3-25...
Page 54 Ass'y Cover Pipe. 2) Detach the Sensor from the Control Box. (including 2 Sensors) 3) After disassembling 2 indicating screws, detach Ass'y Support Evap LF. 4) After disassembling 2 indicating screws, detach Ass'y Support Evap RH. 3-26 Samsung Electronics...
Page 55 Pothook and detach the PCB from the set. 3) If only the disassembly of Capacitor is required,detach it from the set. 4) If only the disassembly of Case Control is required,detach it from the set after disassem- bling 2 indicating screws. Samsung Electronics 3-27...
Page 56 Disassembly and Reassembly Parts Procedure Remark Ass'y Cross Fan 5) Detach the Transformer after disassembling 2 indicating screws. Work is possible after disassembling the Case PCB. Ass'y Bracket 2) After disassembling 16 indicating screws, Outlet detach Ass'y Bracket Outlet. 3-28 Samsung Electronics...
Page 57: Duct Type
Ass'y Cabi Bottom Blower. (Use +Screw Driver.) 2) Detach from Ass'y Control In the capacitor connection wire between the Motor Fan and housing connector. 3) After disassembling 2 places indicating screws,detach the 2 Fan Case. (Use +Screw Driver.) Samsung Electronics 3-29...
Page 58 4) After disassembling 2 places indicating screws,detach Fan Motor and Blower from the set. Control In 1) After disassembling 1 Indicating screw, detach the Cover control. (Use +Screw Driver.) 2) Detach the Motor-Fan and Sensor Connector from the PCB. 3-30 Samsung Electronics...
Page 59 3) Disassemble 4 indicating screws and detach Control In from the set. (Use +Screw Driver.) Drain Pan ※ Work is possible when Disassembling the Ass'y Cabi Bottom Blower. 1) Disassemble 7 indicating screws and detach Ass'y Cabi Bottom Drain. (Use +Screw Driver.) Samsung Electronics 3-31...
Page 60 Disassembly and Reassembly Parts Procedure Remark 2) Disassemble 2 indicating screws and detach Holder Pipe. (Use +Screw Driver.) 3) Disassemble 4 indicating screws and detach the Drain Pan. (2 screws each at left and right side) (Use +Screw Driver.) 3-32 Samsung Electronics...
Page 61 2) Disassemble Sensor on the Evap. 3) Disassemble 4 indicating screws which are in the near of Hanger Plate to detach the Evap. (2 screws each at left and right side) (Use +Screw Driver.) It needs 2 peoples. Samsung Electronics 3-33...
Page 62: Duct Type(Mid Pressure2)
Ass'y Cabi Bottom Blower. Motor (Use +Screw Driver.) 2) Detach from Ass'y Control In the capacitor connection wire between the Motor Fan and housing connector. 3) After disassembling 4 places indicating screws, detach the 2 Fan Case. (Use +Screw Driver.) 3-34 Samsung Electronics...
Page 63 4) After disassembling 2 places indicating screws, detach Fan Motor and Blower from the set. (Use +Screw Driver.) Drain Pan 1) After disassembling 1 Indicating screw, detach the Cover control.(Use +Screw Driver.) 2) Detach the Motor-Fan and Sensor Connector from the PCB. Samsung Electronics 3-35...
Page 64 3) Disassemble 4 indicating screws and detach Control In from the set. (Use +Screw Driver.) Drain Pan ※ Work is possible when Disassembling the Ass'y Cabi Bottom Blower. 1) Disassemble 6 indicating screws and detach Ass'y Cabi Bottom Drain. (Use +Screw Driver.) 3-36 Samsung Electronics...
Page 65 Drain Pan. (Use +Screw Driver.) (3 screws each at left and right side) Evap ※ Work is possible when Disassembling the Ass'y Cabi Bottom Blower. 1) Disassemble 6 indicating screws and detach Ass'y Cabi Bottom Drain. (Use +Screw Driver.) Samsung Electronics 3-37...
Page 66 Procedure Remark 2) Disassemble Sensor on the Evap. 3) Disassemble 2 indicating screws which are in the near of Hanger Plate to detach the Evap. (1 screw each at left and right side) It needs 2 peoples. 3-38 Samsung Electronics...
Page 67: Ceiling
Remark Electrical 1) Open the Grille by pressing 3 position. Part (center and both side) 2) Detach the Air Inlet Grille. 3) Open the Cover of Component Electrical Box by removing 3 screws. (center and both side) Samsung Electronics 3-39...
Page 68 Disassembly and Reassembly Parts Procedure Remark 1) Detach the screw and untie earth wire of Motor. & Motor 2) Disconnect of housing of Motor Wire. 3) Disconnect the Capacitor Wire. 3-40 Samsung Electronics...
Page 69 Parts Procedure Remark 4) Loosen the Guard Safety by removing 6 screws. 5) Detach the Upper Case of Fan. (2EA) 6) Loosen the 4 screws what is fix the Motor. 7) Detach the Fan and Motor assembly. Samsung Electronics 3-41...
Page 70 9) Detach the Fan. Drain Pan 1) Disconnect the Display PCB Wire as shown in picture. (white housing) 2) Disconnect the Step Motor Wire as shown in picture. (blue housing) 3) Disassemble the Hanger Bracket by removing the 1 screw. 3-42 Samsung Electronics...
Page 71 4) Loosen the 3 screws of Front Side. 5) Disassemble the assembly Front Cover Part. 6) Disconnect the Step Motor Wire as shown in picture. 7) Detach the Wire Clamp fixed in Base Part. 8) Detach the Front Cover assembly completely. Samsung Electronics 3-43...
Page 72 Remark 9) Loosen the screw what is fix with Base Part and Drain Pan. (Upper Side:2EA) 10) Loosen the screw what is fix with Base Part and Drain Pan. (Lower Side:2EA) 11) Detach the Drain Pan completely. 3-44 Samsung Electronics...
Page 73 3) Loosen the 2 screws shown in picture and remove Plastic Part. (white) 4) Loosen the 2 screws shown in picture and remove Steel Bracket. 5) Disassemble the 4 screws Steel Plate in rear side of the unit. Samsung Electronics 3-45...
Page 74 Disassembly and Reassembly Parts Procedure Remark 6 Loosen the 2 screws as shown in picture. 7) Detach the Plastic Cover as shown in picture. 8) Detach the Evaporator assembly. 3-46 Samsung Electronics...
Page 75 2 Screws Stepping Motor. Display PCB 1) Loosen the 3 screws in rear side of Front Cover assembly as shown in picture. 2) Disassemble Display PCB assembly and Disconnect Wire. 3) Disassemble the Display PCB. Samsung Electronics 3-47...
Page 76: Console
CONSOLE Parts Procedure Remark Cabi Parts 1) Open the Panel Front( Remove the Clip Wire( 2) Release 4 screws on the Body Front ). 3) Open the Body Front( ) by pulling from bottom of the part. 3-48 Samsung Electronics...
Page 77 Disassembly and Reassembly Parts Procedure Remark Electrical Parts 1) Open the cover of Control Box 2) Pull the PBA out along the slide guide. 3) Cut the Cable tie. 4) Pull all wires out from the PBA. Samsung Electronics 3-49...
Page 78 (one is top of the C-Box, the other is left of it) 6) Release 2 Hold Wires and pull all wires out from it . Blowing 1) Pull the Bracket Pipe( )out. & Evap Part 2) Release 2 screws and pull Top Discharge Kit( ) out. 3-50 Samsung Electronics...
Page 79 . This part is right side of the Bottom Discharge Kit( 5) Pull Bottom Discharge Kit( ) Out from the bottom of it. 6) Release 3 screws and pull the Evap out from top to bottom direction. Samsung Electronics 3-51...
Page 80 2) Release the Nut and pull Fan Turbo( )out. 3) Release 6 screw on the Body Back( Pull the Cap MPI( ), Bracket Wire( ) and Bracket Motor( ) out. 4) Pull the MPI Kit( ) and Motor 3-52 Samsung Electronics...
Page 81: Erv Plus
(Use +Screw Driver.) 2) Find the Element and 2 Dust Filters. Ass’y Element 1) Detach Element and Filter from the unit. Ass’y Filter Make sure detach the Filter before the Element. 2) There are 2 Element within the product. Samsung Electronics 3-53...
Page 82 Each guide is attached to the product with 1 bolt. Ass’y Fan Parts 1) Separate motor connectors. 2) Loosen the holder fixing the motor wire by twisting it slightly. 3) 2 Motors are placed within the product for supply air and exhaust air. 3-54 Samsung Electronics...
Page 83 Cushion Mid. Put the part written with “Down↓” down- wards and put the part with “Motor→” towards the Motor when assembling the unit. Make sure not to break down EPS structure. Samsung Electronics 3-55...
Page 84 Remark Connector 1) Separate the Damper from the unit. Damper Cam (Use +Screw Driver.) 2) Separate the connectors by holding their bodies and pulling them out. 3) Unscrew bolts attached to Bracket and Cam. (Use +Screw Driver.) 3-56 Samsung Electronics...
Page 85 1) Detach the whole Ass’y Blower Motor (which is made up of Fan, Motor, Bracket Motor, and Cover Bell Mouse) through the inspection hole. 2) 2 Motors are placed within the unit for supply air and exhaust air. Samsung Electronics 3-57...
Page 86 1) Unscrew the nuts fixing the Fan by rotating them left. (Use Monkey Spanner.) 2) Unscrew the bolts fixing motor to detach if from the Motor Bracket. It has 4 bolts. (Use +Screw Driver.) Do not touch the Fan. Its sharp edge may cause injury. 3-58 Samsung Electronics...
Page 87 Flow Valve as shown in the image, and rotate the moneky spanner on the right hand to the direction indicated by the arrow to unscrew the plug. 2) Completely separate the plug by hand and remove foreign substances. Samsung Electronics 3-59...
Page 88 2) Unscrew 4 screws from the Case PCB to separate them from the product. 3) Separate the PCB connection housing of the Valve Expan and move the housing as shown in the picture. 3-60 Samsung Electronics...
Page 89 7) Pull the Ass'y Evap to the direction indicated by the arrow to separate it from the fixed part. 8) Hold the end part of the Ass'y Evap and pull to the direction indicated by the arrow to separate it from the product. Samsung Electronics 3-61...
Page 90: Floor Standin Type
– All the procedure has to be verified because the cover should not open when the unit is installed. Parts Procedure Remark Cabinnet 1) Unscrew fixed screw of the upper part cabinet, and please separate 2) Please separate front cabinet. 3-62 Samsung Electronics...
Page 91 2) Unscrew fixed screw on both side of heat exchanger plate. And then pulls heat exchanger to the right side, and please separate. Drain Pan 1) Please remove PLATE for fixation of DRAIN PAN located in the side. Samsung Electronics 3-63...
Page 92 2) Unscrew MOTOR BRACKET fixation screw located in the front surface, and please separate. 3) Unscrew MOTOR BRACKET fixation screw located in the side, and please separate. 4) Separate out MOTOR BRACKET for front side. 3-64 Samsung Electronics...
Page 93 5) Unscrew fixed screw of MOTOR BRACKET and FAN CASING, and please separate. 6) Unscrew fixed screw of FAN CASING, and please separate. 7) Unscrew FAN and the fixed screw of the MOTOR axis, and please separate. (use Wrench ) Samsung Electronics 3-65...
Page 94 Terminal Cover. (Use +Screw Driver.) 4) Detach the thermistor from the Front Grille. 5) Loosen 2 fixing screws(CCW) of Front Grille. 6) Unlock 3 hooks to fix Panel Front and Tray Drain. (Use +Screw Driver.) 3-66 Samsung Electronics...
Page 95 2) Detach the outdoor unit connection wire from the Terminal Block. 3) Loosen 4 fixing screws(CCW) of Ass'y Control-In. (Use +Screw Driver.) You can disassembly Ass'y Control In without evaporator disassembled. Tray Drain 1) Pull Tray Drain out from the Back Body. Samsung Electronics 3-67...
Page 96 Evaporator from indoor unit. Fan Motor 1) Loosen the fixing screw(CCW). & (Use +Screw Driver.) Cross Fan 2) Detach the Fan Motor from the Fan. 3) Detach the Fan From the left Holder Bearing. 3-68 Samsung Electronics...
Page 97: Global Mini 4Way
3) Remove the 2 fixed screws to remove the Control-Box Cover. (Use +Screw Driver) 4) Remove the Remocon-Receiver and Blade Connector Wire from the PBA. (3EA) 5) Push the 4 panel corners and cover down- wards to remove it. Samsung Electronics 3-69...
Page 98 1) Disconnect the Connector Wire that is con- nected to the indoor unit’s PBA 2) Unscrew the 2 fixed screws on both sides of the Control Box, and disassemble the Control Box from the indoor unit. (Use +Screw Driver) 3-70 Samsung Electronics...
Page 99 Control- Box to remove it. Drain Pan 1) Unscrew the screws on the 4 corners of the indoor unit. (Use +Screw Driver) 2) Remove the Drain Pan from the indoor unit. Samsung Electronics 3-71...
Page 100 Drain-Hose fixed on the side of the indoor unit. (Use +Screw Driver) Evap. 1) Use your hand to remove the temperature Temperature sensor attached to the Evap Pipe along Sensor with the fixing clip. 3-72 Samsung Electronics...
Page 101 1) Remove the screws of the Steel Holder Evaps that are used to fix the Heat Exchanger, and then remove it. (Use +Screw Driver) 2) Remove the 2 fixing screws of the Partition Evap at the Heat Exchanger’s In/Out Pipe. (Use +Screw Driver) Samsung Electronics 3-73...
Page 102 Parts Procedure Remark 3) Remove the screw of the Cover Pipe that is used to fix the In/Out Pipe. Remove the In/ Out Pipe. (Use +Screw Driver) 4) Remove the Heat Exchanger from the indoor unit’s cabinet. 3-74 Samsung Electronics...
Page 103: Troubleshooting
Set up the number of connected outdoor units (SMW200-10 black) MICOM. download (AS-PRO) For checking indoor unit communication (SMW200-07P white) (YW396-02P red) Transmitter 12V ERROR DISPLAY (YW396-02P blue) State Check Outdoor Unit Tact Switch (SMW250-04P red) EEPROM SOCKET Outdoor Unit Dip Switch Samsung Electronics...
Page 104: Service Operation
(Natural discharge until Please wait for at least 15 minutes.) If an error occurs, the discharge mode may not work properly. In particular, E464 & E364 is power devices can be damaged. Therefore, the discharge mode, do not use. Samsung Electronics...
Page 105 Whole operation (The set temperature=3 C) Whole operation (The set temperature=40 C) Outdoor fan and valves Normally control conduct Operation time 60 minutes Etc. During the filling operation does not enter the special operation, such as oil recovery, defrost. Samsung Electronics...
Page 106 Operation side : 2000 Step , Stop side : 2000 step Maximum Operation Time 30 minutes Etc. Does not conduct the operation of the special operation, and protection control. Pressure and temperature is outside normal limits : Operation is shut down after gas pipe manually closed. Samsung Electronics...
Page 107: Vacuum Operation
Discharge is complete, the power of the Inverter PCB and Fan PCB is being blocked, communication function is blocked, E206 will occur. If want operation again after complete discharge mode : Restart after K3 key to Reset or Power Reset. Samsung Electronics...
Page 108: Dvm S Models Eeprom Code Table
4-2-2 DVM S Models EEPROM Code Table Model Name EEP Code AM080FXVAGH/EU DB82-01358A AM100FXVAGH/EU DB82-01359A AM120FXVAGH/EU DB82-01360A AM140FXVAGH/EU DB82-01361A AM160FXVAGH/EU DB82-01362A AM180FXVAGH/EU DB82-01363A AM200FXVAGH/EU DB82-01364A AM220FXVAGH/EU DB82-01365A AM080FXVAGR/EU DB82-01330A AM100FXVAGR/EU DB82-01331A AM120FXVAGR/EU DB82-01332A AM140FXVAGR/EU DB82-01333A AM160FXVAGR/EU DB82-01334A AM180FXVAGR/EU DB82-01335A AM200FXVAGR/EU DB82-01336A AM220FXVAGR/EU DB82-01337A Samsung Electronics...
Page 109: Setting Option Setup Method
After entering the option setting status, select the option as listed below. Option setting is available from SEG1 to SEG 24 On(SEG1~12) Oﬀ(SEG13~24) SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Samsung Electronics...
Page 110 Press High Fan button(∧) to enter SEG12 value. Each time you press the button, … will be selected in rotation. SEG11 SEG12 10. Setting Auto mode Press Mode button to be changed to AUTO mode in the OFF status. Samsung Electronics...
Page 111 Press Mode button to be change to HEAT mode in the OFF status. 19. Setting SEG23, SEG24 mode Press Low Fan button(∨) to enter SEG23 value. Press High Fan button(∧) to enter SEG24 value. Each time you press the button, … will be selected in rotation. Samsung Electronics...
Page 112: Input Option
Step 5 1. Reset the indoor unit by pressing the RESET button of indoor unit or outdoor unit. 2. Take the batteries out of the remote controller and insert them again and then press the operation button. 4-10 Samsung Electronics...
Page 113: Setting An Indoor Unit Address And Installation Option
SEG5 central control option is basically set as 1 (Use), so you don’t need to set the central control option additionally. However, if the central control is not connected but it doesn’t indicate an error message, you need to set the central control option as 0 (Disuse) to exclude the indoor unit from the central control. Samsung Electronics 4-11...
Page 114 Remote Controller Display Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details 0 or 1 channel 1 150 step Disuse Disuse Indication channel 2 and Details 2°C channel 3 0 step 5°C channel 4 4-12 Samsung Electronics...
Page 115: Option Items
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 AM022FN1DEH/EU 0 1 7 0 4 4 1 1 8 0 C 8 2 0 1 6 1 6 3 3 0 0 1 0...
Page 116 0 1 0 0 5 4 1 2 5 D 2 9 2 0 5 A 5 A 3 1 1 1 1 0 6mmAq 0 1 0 0 5 4 1 2 5 9 4 5 2 0 5 A 5 A 3 1 1 1 1 0 4mmAq 4-14 Samsung Electronics...
Page 117 (Use Fahrenheit + Sound mute + Mixed operation control : 1 + 2 + 4 = 7) Ex) 044217-1d00e6-200000-300000 When using Sound mute : 044217-1d00e6-200002-300000 When using high ceiling kit for 4way and mixed operation error preventing function : 044217-1d00e6-200014-300000 Samsung Electronics 4-15...
Page 118: What To Check Before Diagnosis
When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. 4-16 Samsung Electronics...
Page 119: Led Display
When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. Samsung Electronics 4-17...
Page 120 14. Simultaneous opening of cooling/heating MCU SOL valve (1st detection) 15. Simultaneous opening of cooling/heating MCU SOL valve (2nd detection) Other outdoor unit self-diagnosis error that is not on the above list E153 Flowating s/w (2nd detection) E162 EEPROM error 4-18 Samsung Electronics...
Page 121 When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. Samsung Electronics 4-19...
Page 122 - When E108 error occurs, change the address and reset the system.Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. 4-20 Samsung Electronics...
Page 123 - When E108 error occurs, change the address and reset the system.Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. Samsung Electronics 4-21...
Page 124 : Off - If you turn off the air conditioner when the LED is flickering, the LED is also turned off. - If you re-operate the air conditioner, it operates normally at first, then detect an error again. 4-22 Samsung Electronics...
Page 125 EEPROM error E163 EEPROM option error E164 Error due to incompatible indoor unit : On : Flickering : Off - If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics 4-23...
Page 126 EEPROM error E163 EEPROM option error E164 Error due to incompatible indoor unit : On : Flickering : Off - If you turn off the air conditioner when the LED is flickering, the LED is also turned off. 4-24 Samsung Electronics...
Page 127 - When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. Samsung Electronics 4-25...
Page 128 - When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. 4-26 Samsung Electronics...
Page 129: Number Display Method (Outdoor Unit, Mcu, Cable Remote Control, Wall-Mount, Etc.)
Error Number, repeat display Display method for error that occurred in outdoor unit Error Number Outdoor unit address E471 U200 E471 U200 and other methods of error display Error Number, repeat display E206 C001 E206 C002 Samsung Electronics 4-27...
Page 130 No temperature changes in EVA OUT during pipe inspection or changes in temperature is seen in E-191 indoor unit with wrong address E-198 Error due to disconnected thermal fuse of indoor unit 4-28 Samsung Electronics...
Page 131 Error on top sensor of compressor 2 (Short or Open) E-291 Refrigerant leakage or error on high pressure sensor (Short or Open) E-296 Refrigerant leakage or error on low pressure sensor (Short or Open) E-308 Error on suction temperature sensor (Short or Open) Samsung Electronics 4-29...
Page 132 Cooling mode restriction due to low air temperature E-442 Refrigerant charing restriction in heating mode when air temperature is over 15 °C E-443 Operation prohibited due to low pressure E-445 CCH is deatched E-446 Error due to operation failure of Fan1 4-30 Samsung Electronics...
Page 133 Error due to closed EEV of indoor unit (1st detection) E-703 Error due to opened EEV of indoor unit (1st detection) Trial operation incompleted (UnPrepared) - It will be cleared when trial operation was executed for 1 hour or when automatic inspection is completed Samsung Electronics 4-31...
Page 134: Appropriate Measures For Different Symptom
UP will be dis- played. 2. Execute the automatic commissioning by Tact Switch. 3. UP display disappears after commissioning is complete, normal operation is possible. 4. Automatic commissioning is completed, if there is a history, nor- mal operation execution immediately. 4-32 Samsung Electronics...
Page 135: Main Pcb Has No Power Phenomenon
Check the short circuit of Hub PCB. Confirm a blinking of Hub PCB LED. Replace Hub PCB Did you check Connecting the communication wire. (CN96) the connection status of the Main / Hub connection wire? Replace Fan PCB Samsung Electronics 4-33...
Page 136: Indoor Unit Room Sensor Error (Open/Short)
Ex) Room temp. 26°C – Resistance 0.926KΩ 12.1 18.0 27.3 43.0 At that time, is the resistance value significantly deviated from the temp. table? As it is due to an indoor oom temperature sensor defect, replace it. Re-start after replacing PCB. 4-34 Samsung Electronics...
Page 137: Indoor Unit Evap In Sensor Error (Open/Short)
Ex) Room temp. 26°C – Resistance 10.93KΩ 12.1 18.0 27.3 43.0 At that time, is the resistance value significantly deviated from the temp. table? As it is due to an indoor EVAP IN sensor defect, replace it. Re-start after replacing PCB. Samsung Electronics 4-35...
Page 138: Indoor Evap Out Sensor Error (Open/Short)
12.1 18.0 27.3 43.0 At that time, is the resistance value significantly deviated from the temp. table? As it is due to an indoor EVAP OUT sensor defect, replace it. Re-start after replacing PCB. 4-36 Samsung Electronics...
Page 139: Indoor Heat Exchanger's Evap In Sensor Dislocation Error
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Indoor EVA In sensor itself. Restart operation after replace the PCB. Samsung Electronics 4-37...
Page 140: Indoor Heat Exchanger's Eva Out Sensor Dislocation Error (Open/Short)
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Indoor EVA Out sensor itself. Restart operation after replace the PCB. 4-38 Samsung Electronics...
Page 141: Simultaneous Indoor Heat Exchanger's Eva In, Out Sensor Dislocation Error (Open/Short)
Indoor unit operation & Thermo On Simultaneous Indoor heat exchanger's Error details EVA IN, OUT sensor dislocation error 2. How to check Check if an Indoor heat exchanger's EVA IN, OUT sensor has been dislocated then is correct after assembling. Samsung Electronics 4-39...
Page 142: Electronic Expansion Valve Opening Malfunction (2Nd Stage) - E135
- Hydro Unit PCB k1, k2 switch : At the same time push for more than 4 seconds. - After resolving the cause of the error, restart operation. (Excessive reset operation, can cause damage to the Heat Exchanger.) 4-40 Samsung Electronics...
Page 143: Breakdown Of Eev (2 Nd )
5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. 4)- As an electronic expansion valve replacement is tricky work that requires collecting refrigerants in all systems, please check the above items before replacement. Samsung Electronics 4-41...
Page 144: Problem With Eev Closure
5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. 4)- As electronic expansion valve replacement is tricky work that requires collecting refrigerants in all systems, please check the above items before replacement. 4-42 Samsung Electronics...
Page 145: Detection Of Floating Switch Of Indoor Unit's Drain Pump
Does the water level in the Drain Pan get lower? Replace Drain pump Replace Indoor Unit PCB Normal operation ● Float sensor error will be removed only when the remote controller Replace Drain pump for an indoor unit operates Samsung Electronics 4-43...
Page 146: The Operational Error Of Indoor Unit's Fan Motor
2) If a fan motor operation capacitor is a PCB separating type, check the connection terminal. 3) Check the operational status of the fan motor. 4) If there is no problem with the above checkup items, replace the PCB. 4-44 Samsung Electronics...
Page 147: Mixed Operation Error (Only Applicable To Heat Pump Model/Not To Hr Model)
● Check the operational mode of outdoor unit or other indoor unit then re-enter or stop the operational mode of the relevant unit. ● If it is necessary to apply a different operational mode to an indoor unit from others, please stop other indoor units then operate the indoor unit. Samsung Electronics 4-45...
Page 148: Eeprom Error
Are there any problems such as short or dewetting between Replace PCB EEPROM PIN? If you restart after reentering model options and power reset, does the Normal operation error occur again? Replace PCB 4-46 Samsung Electronics...
Page 149: Option Error Of The Remote Controller For An Indoor Unit
● Check relevant remote controller options for each model then enter correct options ● As this happens only in a Celsius setting model, it is necessary to reenter option codes for error-free models in a region where Celsius is used. Samsung Electronics 4-47...
Page 150: St Nd
Check the coil connection Correctly connected? and fasten it again When you restart it after replacing MCU SOL VALVE coils, does the Replace coils as they are defective. same error occur again? Replace MCU SOL VALVE BODY 4-48 Samsung Electronics...
Page 151: Error Due To Incorrect Indoor Unit Power/Communication Cable Connection
(wall mount type) Criteria Check for Power input(220V) for the Terminal block(F1/F2). Cause of problem Apply power (220V) to the terminal of the indoor unit communication block (F1/F2) ● Check for disconnected line after turning off the Main power. Samsung Electronics 4-49...
Page 152: Spi Feedback Error
Is the SPI connector of an Connect the connector to PCB indoor unit separated from PCB? and reoperate 예 Can you measure 12V from #1, #4 power with SPI connector Replace SPI being connected? Replace Main PCB 4-50 Samsung Electronics...
Page 153: Outdoor Unit Pipe Inspection Error
● Check if the indoor address settings are the same for the address of the indoor units connected to each port of the MCU and the address of the indoor units of the relevant MCU ports. ● Check if the indoor unit usage setup switch is turned on for the MCU port connected to the indoor unit. Samsung Electronics 4-51...
Page 154: Communication Error Between Indoor And Outdoor Units During Tracking
If there is no peculiarity, then connect the indoor units one by one Check the communication cable and the connector to find the indoor unit that is interfering with the communication for of the outdoor unit PCB, and change the PCB. inspection and change the indoor unit PCB. 4-52 Samsung Electronics...
Page 155: Communication Error Between Indoor And Outdoor Units After Tracking
* Essential Requirements before Changing PCB in the indoor unit which interferes with the communication Case of Communication Error: Refer to p.50 to check and change the indoor unit PCB. Good Defective 0.7V 0.7V Samsung Electronics 4-53...
Page 156: Communication Error Between Main And Sub Unit Of Outdoor Unit Or Between Outdoor Units
Check wiring of outdoor unit Change wiring or connect communication cable. Check K13 and K14 setup Change settings options for outdoor unit. Replace PCB. Essential Requirements before Changing PCB in Case of Communication Error: Refer to p.59 4-54 Samsung Electronics...
Page 157: Communication Error Between Mcu And Outdoor Unit
Change the communication cable and the connector to check and change the MCU PCB. of the outdoor PCB, and then change the PCB. ❈ Essential Requirements before Changing PCB in Case of Communication Error: Refer to p.4-80 Samsung Electronics 4-55...
Page 158: Internal Communication Error Of The Outdoor Unit C-Box
1) Check the Main PCB : Main PCB TX circuit inspection Confirm a blinking of Fan PCB LD22, 32? 2) Check the Hub PCB : Hub PCB TX circuit inspection * Service after turn off the Main Power. Replace Main PCB 4-56 Samsung Electronics...
Page 159: Internal Pcb Communication Error Of The Outdoor Unit C-Box
Replace Hub PCB E206 C002 Check the connection status Lighting of Fan PCB LD41 did confirmation? (CN12 connector) Is Fan PCB CN13 connector accurately connected? Fan PCB CN13 connection Replace Fan PCB (Fan PCB TX part : Breakage) Samsung Electronics 4-57...
Page 160: Communication Error Between Mcu And Outdoor Unit After Tracking Is Completed
MCU PCB. Connect each unit one by one, and find the MCU which interferes with communication to check and change the MCU PCB. ❈ Essential Requirements before Changing PCB in Case of Communication Error: Refer to p.4-80 Good Defective 0.7V 0.7V 4-58 Samsung Electronics...
Page 161: Mcu Branch Part Setup Error - Inconsecutive Connection With The Use Of 2 Branch Parts
Find an MCU that is composed as the following picture to carry out assembly of branch part again. After completing the re-setting, press K3 button on the button to reset or turn it off to restart. MCU BOX #0 address setup MCU PCB Branch part use setup Setting error Indoor unit address Branch A Indoor unit Samsung Electronics 4-59...
Page 162: Mcu Branch Part Setup Error - Repeated Setup For The Same Address Over 3 Times
Find an MCU that is composed as the following picture to carry out assembly of branch part again. After completing the re-setting, press K3 button on the button to reset or turn it off to restart. MCU BOX #0 address setup MCU PCB Branch part use setup Setting error Indoor unit address Branch A Indoor unit 4-60 Samsung Electronics...
Page 163: Mcu Branch Part Setup Error - Non-Installed Address Setup
Find an MCU that is composed as the following picture to carry out assembly of branch part again. After completing the re-setting, press K3 button on the button to reset or turn it off to restart. MCU address setup MCU BOX #0 MCU PCB Branch part use setup Indoor unit address Branch A Indoor unit Samsung Electronics 4-61...
Page 164: Setup Error For Mcu Branch Part - Setup Error For Mcu Quantity Used
Setup for Indoor MCU Address Quantity Used Setup MCU Address Setup MCU BOX #0 MCU BOX #1 MCU PCB MCU PCB Setup for Using Branch Sphere Indoor Unit Address Branch Sphere A Branch Sphere A B Indoor Unit 4-62 Samsung Electronics...
Page 165: Mcu Branch Part Setup Error - Overlapping Indoor Unit Address Setup
After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. MCU BOX #0 address setup MCU PCB Branch part use setup Indoor unit address Branch A MCU BOX #1 address setup MCU PCB Branch part use setup Indoor unit address Branch A Samsung Electronics 4-63...
Page 166: Mcu Branch Part Setup Error - Set As Being Used Without Connection To An Indoor Unit
Adjust the Dip switch that sets up the use of MCU branch part to ‘Not-Used'. After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. MCU BOX #1 MCU PCB Branch A 4-64 Samsung Electronics...
Page 167: Mcu Branch Part Setup Error - Connect An Indoor Unit To A Branch Part Not Being Used
Check the actual use of the branch part. If it is used, turn on the Dip switch for branch part setup. After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. MCU BOX #1 MCU address setup MCU PCB Branch part use setup Indoor unit address Branch A Indoor unit Samsung Electronics 4-65...
Page 168: Mcu Branch Part Setup Error - Connect More Indoor Units Than What Is Actually Set Up In Mcu
After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. Outdoor unit Indoor number setup MCU number setup MCU address setup MCU BOX #0 MCU BOX #1 MCU PCB MCU PCB Branch part use setup Indoor unit address Branch A Branch A 4-66 Samsung Electronics...
Page 169: Outdoor Temperature Sensor Error
12.1 18.0 27.3 Did the resistance 43.0 value significantly stray from the following temperature table? Replace this since it is the defective of the outdoor temperature sensor itself. Restart operation after replace the PCB Samsung Electronics 4-67...
Page 170: Outdoor Temperature Dislocation Error
12.1 18.0 27.3 43.0 Does the resistance value greatly deviate from the temperature table to the next? As it is due to a problem with the outdoor temperature sensor, replace it. Restart after replacing the PCB 4-68 Samsung Electronics...
Page 171: Cond Out Temperature Sensor Error (Open/Short)
COND 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the outdoor Cond Out sensor itself. Restart operation after replace the PCB Samsung Electronics 4-69...
Page 172: Outdoor Cond Out Sensor Breakaway Error
Is the Cond Out sensor resistance value reasonable? Defective Sensor : Replace Sensor (Refer to E231) Are there any changes n the value of the sensor when operating from Blocked Sensor Path : stop to heating? Change heat exchanger Ass'y Complete 4-70 Samsung Electronics...
Page 173: Digital Compressor Discharge Temperature Sensor Error (Open/Short)
2 terminals. 32.0 59.0 200.0 242.0 362.0 553.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the discharge temperature sensor itself. Restart operation after changing PCB. Samsung Electronics 4-71...
Page 174: Constant Rate Compressor Discharge Temperature Sensor Error (Open/Short)
200.0 242.0 362.0 553.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the constant rate compressor discharge temperature sensor itself. Restart operation after changing PCB. 4-72 Samsung Electronics...
Page 175: Compressor Discharge Or Top 1/2 Temperature Sensor Error
242.0 362.0 553.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Compressor Discharge or Top Temperature sensor itself. Restart operation after replace the PCB Samsung Electronics 4-73...
Page 176: E265 : Dislocation Error Of Compressor Sump Temperature (Oil Temperature) Sensor
After 60 minutes of compressor operation, there will be no Sump sensor dislocation detection. 2. How to check 1) Check if a sensor of the relevant compressor has been dislocated in accordance with error code, assemble and correct the error. 4-74 Samsung Electronics...
Page 177: E269 : Suction Temperature Sensor Breakaway Error
· Suction temperature sensor breakaway/defective. 1. Cause of problem Is Suction sensor Re-insert the sensor. and sensor Holder accurately Re-attach the sensor holder. attached? Is Suction sensor resistance value reasonable? Defective Sensor : Replace Sensor (Refer to E231 ) Complete Samsung Electronics 4-75...
Page 178: Sump Temperature Sensor Error (Open/Short)
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the outdoor SUMP sensor itself. Restart operation after changing PCB. 4-76 Samsung Electronics...
Page 179: High Pressure Sensor Error (Open/Short)
(Please check by connecting the menu folder gauge to the service valve) Out of the PCB High Pressure Replace PCB sensor terminals, is there voltage between pins 3 and 4 5V? The mark is the 1st pin on the PCB. Replace High Pressure sensor Samsung Electronics 4-77...
Page 180: Low Pressure Sensor Error (Open/Short)
Out of the PCB Low Pressure Replace PCB sensor terminals, is there voltage between pins 3 and 4 5V? The mark is the 1st pin on the PCB. Replace Low Pressure sensor 4-78 Samsung Electronics...
Page 181: Suction Temperature Sensor Error (Open/Short)
2 terminals. 12.1 SUCT 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Outdoor Suction sensor itself. Restart operation after replace the PCB Samsung Electronics 4-79...
Page 182: Liquid Pipe Temperature Sensor Error (Open/Short)
LIQUID 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Liquid Pipe Temperature sensor itself. Restart operation after replace the PCB 4-80 Samsung Electronics...
Page 183: Evi In Temperature Sensor Error (Open/Short)
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Outdoor EVI In Temperature sensor itself. Restart operation after replace the PCB Samsung Electronics 4-81...
Page 184: Evi Out Temperature Sensor Error (Open/Short)
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Outdoor EVI Out Temperature sensor itself. Restart operation after replace the PCB 4-82 Samsung Electronics...
Page 185: Suction-2 Temperature Sensor Error (Open/Short)
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the outdoor Suction-2 sensor itself. Restart operation after changing PCB Samsung Electronics 4-83...
Page 186: E407 : Comp. Down Due To High Pressure Protection Control
Are there any blockage inside Pipe inspection the pipe? (filter etc.) Are the Outdoor Fan Replace relevant component operating normally for the cooling and the Indoor Fan operating normally for (motor or fan) the heating? Check the refrigerant amount. 4-84 Samsung Electronics...
Page 187: E410 : Comp. Down Due To Low Pressure Protection Control
(filter etc.) Is there any leakage in the Liquid Pipe Valve or the discharge check Replace relevant component valve of the not-go-end Outdoor Unit when only some Outdoor Units are operating? Check the refrigerant amount. Samsung Electronics 4-85...
Page 188: Sump Sensor Error Due To Protection Control
Re-attach and check sensor. Is the sensor displaying the temperature normally? Check by referring to the other temperature sensor problem check-up methods. Refer to the solution method for the liquid-compression prevention error (E477). 4-86 Samsung Electronics...
Page 189: E416 : Comp. Down Due To Compressor Discharge Temperature Sensor
Are all service valves open? Open the Service Valve Are the Indoor Unit and Outdoor Unit EEV normally Check the relevant EEV operating? Are there any blockage inside the pipe? Pipe inspection (filter etc.) Check the refrigerant amount. Samsung Electronics 4-87...
Page 190: 3-Phase Input Wiring Error
Did the EMI PCB Fuse is short? Replace Fuse, if the rectifier diode of the inverter PCB is normal. Is EMI PCB CN21 connector and Inverter PCB accurately Connection and then restart it connected? Replace Inverter PCB 4-88 Samsung Electronics...
Page 191: E428 : Comp. Down By Compression Ratio Control
Manifold Gauge value in range? Are the 4Way Valve normally Check the 4Way Valve operating? Are the Indoor Unit and Outdoor Check the relevant EEV Unit EEV normally operating? Compressor Inspection Is current of compressor normally? Check the refrigerant Complete Samsung Electronics 4-89...
Page 192: Evi Eev Open Error
Breakdown Check the Intercooler leakage. Normal Replace Intercooler Breakdown Check the Indoor Unit EEV leakage Normal Replace Indoor Unit EEV Check the connection for Indoor Unit Pipe (Connect liquid pipe-gas pipe directly) Reinstall pipe Check the refrigerant 4-90 Samsung Electronics...
Page 193: Refrigerant Leakage Error
Out of the PCB high-pressure sensor terminals, Replace PCB is there voltage between pins 3 and 4 5V? Replace high/low-pressure sensor The ▼ mark is the 1st pin on the PCB. Samsung Electronics 4-91...
Page 194: E440, E442 : Prohibition Of The Operation Of Compressor Due To Ooutdoor Temperature
If the error code is displayed despite a condition that does not belong to any of the above diagnosis methods, read the temperature sensor value of the outdoor inlet air with View Mode or S-net, and if the actual outdoor temperature is different, please replace the temperature sensor. 4-92 Samsung Electronics...
Page 195: High Pressure Standard Not Met Before Air Conditioning (Inability To Re-Operate)
Is High Pressure sensor connector accurately connected to PCB? Reconnect and check connector. Is there any refrigerant leakage or recharging problem inside the system? (Check it through Manifold gauge) Supplement or recharge the refrigerant. Replace High Pressure sensor Samsung Electronics 4-93...
Page 196: Cch Malfunction And Sump Sensor Miswiring Error
Attach the sump sensor to the lower part of the compressor. Is CCH resistance normal? (500~700Ω/infinite for disconnection) Change CCH. Does the E445 error occur even after the outdoor unit power is put back in? Normal Operation Change PCB. 4-94 Samsung Electronics...
Page 197: Fan Starting Error
Motor (U V,V W,W U) less than 10Ω? Is the resistance between the body of Replace Fan Motor Fan Motor and chassis MΩ? Does the Compressor connection Check the connection wire wire properly connect? Replace Fan PCB Samsung Electronics 4-95...
Page 198: Fan Lock Error
If you rotate the fan by hand, Replace Fan Motor the noise occurs? Connection wire of Fan Motor did confirmation? Check the connection status, and then restart. (Check the connection status of the Fan1 and Fan2.) Replace Fan PCB 4-96 Samsung Electronics...
Page 199: Momentary Blackout Error
( Filter ) × ( Defrost ) Judgment Method · Momentary stop of compressor due to momentary blackout. Cause of problem · Momentary stop of compressor due to momentary blackout. 1. Precautions : Replace Hub PCB or Main Hub Connection wire. Samsung Electronics 4-97...
Page 200: Outdoor Fan Motor Overheating
Connection wire of Fan Motor did confirmation? (Verify that the wire folded, or the connection is Check the connecting wire and restart it. detached.) Is there anything strange in Replace Fan PCB appearance Fan Motor? Replace Fan Motor 4-98 Samsung Electronics...
Page 201: Outdoor Unit Fan Motor Rpm Error
Connect connector as normal. connector normal? Is the connection for Re-connect connector. the fan connector normal? Is connection for Re-connect connector. fan power condenser normal? Is the motor operating Change motor. condition normal after changing PBA? Complete Samsung Electronics 4-99...
Page 202: Fan Ipm Overheat Error
*Cold heat sink assembly defect occurs. Is the bolt of the heat sink fully tightened? Tighten Bolt Remove foreign objects and Did check the foreign objects between apply the heat sink grease. the heat sink and IPM? And then reassembly Complete 4-100 Samsung Electronics...
Page 203: Over-Voltage Error Of An Outdoor Fan Motor
1) It is a signal to protect a motor by checking the operational condition of the outdoor unit's fan motor without power so as not to operate it in counter-clockwise condition. 2) Check if there is wind strong enough to force a fan to rotate counter-clockwise where the outdoor unit is installed. Samsung Electronics 4-101...
Page 204: E458 : Compressor Excess Current Error
Is the measured value from the separate ammeter the Change CT sensor. same as the CT sensor value? Is the CT value Breakdown of Compressor: Change measured at 20A or more during compressor. the operation? Inspection Complete 4-102 Samsung Electronics...
Page 205: Compressor Starting Error
Replace Compressor. compressor (U V,V W,W U) less than 2Ω? Is the resistance between the body of Compressor and Replace Compressor. chassis MΩ? Does the Compressor connection wire properly connect to Check the connection wire. the compressor? Continue Samsung Electronics 4-103...
Page 206: Inverter Overcurrent Error
(U-V, V-W, W-U) less than 2Ω? Is the resistance between the body of Compressor and Replace Compressor chassis MΩ? Does the Compressor Check the connection wire connection wire properly connect (Check the status of the connection UVW) to the compressor? Continue 4-104 Samsung Electronics...
Page 207: Overvoltage / Low Voltage Error
R, S, T wire? Replace Inverter PCB and then restart it. Did the EMI PCB Fuse is short? * Check the 3-phase sensing circuit part. Replace Fuse, if the rectifier diode of the inverter PCB is normal. Samsung Electronics 4-105...
Page 208: Dc Link Voltage Sensor Error
Is EMI PCB and Inverter PCB Power Off and then re-connection accurately connected? The case of E396, E498 Is Inverter PCB and Fan PCB DC-Link voltage connection wire Replace Fan PCB accurately connected? Replace Inverter PCB The case of E396, E498 4-106 Samsung Electronics...
Page 209: Liquid Compression Prevention Control
Check the normal EEV operation Breakdown of the main EEV EVI. Resolve the relevant EEV problem. Normal Check the failure in Breakdown liquid bypass valve and 4way valve. Resolve the relevant valve problem. Normals Check and change the discharge valve leakage. Samsung Electronics 4-107...
Page 210: Fan Motor Overcurrent Error
Is the resistance between the body of Outdoor Fan Motor Fan Motor and chassis MΩ? Check the connection wire Does the Fan Motor connection wire properly connect to the compressor? (Check the status of the connection UVW) FAN Replace PCB. 4-108 Samsung Electronics...
Page 211: Input / Output Current Sensor Error
Cause of problem · PCB voltage sensing circuit defective 1. Cause of problem Power Off Is Power connection accurately connected? Power Cable re-connection E485 or E385? E493 or E393? E468 or E368? Replace Inverter PCB Replace Fan PCB Samsung Electronics 4-109...
Page 212: Outdoor Fan Pcb Overvoltage / Low Voltage Error
· Check the input wiring Cause of problem · EMI Fuse short 1. Cause of problem Power Off Is Inverter PCB CN15 and Fan PCB CN11 DC-Link voltage connection Connection and then restart it wire accurately connected? Replace Fan PCB 4-110 Samsung Electronics...
Page 213: Hall Ic(Fan) Error
(Verify that the wire folded, or the connection is detached.) Check the connecting wire and restart it. HALL IC on the PCB is connected correctly? Replace Fan PCB Restart When the error is repeated, replace the Fan Motor. Samsung Electronics 4-111...
Page 214: Inverter Overheat Error
Remove foreign objects and apply the heat sink and IPM? grease. And then reassembly Apply the heat sink grease and then reassembly. Did properly apply the heat sink grease? (Between the heat sink and the IPM) Good No Good Complete 4-112 Samsung Electronics...
Page 215: Model Mismatching Of Indoor Unit
Power On Does connected Replace the indoor unit that is indoor unit become compatible with compatible with the DVM INV. DVM INV? Is software version of Software upgrade indoor unit since July, 2011? Replace indoor unit PCB Samsung Electronics 4-113...
Page 216: Breakdown Of An Eev
5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. - As an electronic expansion valve replacement is tricky work that requires collecting refrigerants in all systems, please make sure to check the above items before replacement. 4-114 Samsung Electronics...
Page 217: Breakdown Of An Eev Closure
5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. - As an electronic expansion valve replacement is tricky work that requires collecting refrigerant in all systems, please make sure to check the above items before replacement. Samsung Electronics 4-115...
Page 218: Electronic Expansion Valve Closing Malfunction (2 Nd Stage)
Normal operation of electronic expansion valve When EEV KIT was used, was its Address setting accurate? Reset EEV KIT's Address Replace electronic expansion valve 4-116 Samsung Electronics...
Page 219: Electronic Expansion Valve Opening Malfunction (2 Nd Stage)
Normal operation of electronic expansion valve When EEV KIT was used, was its Address setting accurate? Reset EEV KIT's Address Replace electronic expansion valve Samsung Electronics 4-117...
Page 220: Pcb Diagram And Parts List
5. PCB Diagram and Parts List 5-1 Indoor Unit 5-1-1 Slim 1 way cassette type 14 13 5 16 11 17 6 21 10 Samsung Electronics...
Page 221 #6 : DC12V #7~#10: LOUVER SIGNAL OUTPUT CN808-EEV TB101-AC POWER TE04-COMMUNICATION ㉑㉒㉓ #1~#4: EEV SIGNAL OUTPUT #1: POWER(L) #1: COM1(F1) #2: POWER(N) #2: COM1(F2) #5 : DC12V #3: V1(DC12V) #6 : DC12V #4: V2(GND) #5: COM2(F3) #6: COM2(F4) Samsung Electronics...
Page 222: Way Cassette Type
PCB Diagram and Parts List 5-1-2 2 way cassette type Samsung Electronics...
Page 223 #3~6: BLADE CONTROL #2,3: COM #7,8:12V #5:GND #9~12:BALDE CONTROL CN808-EEV VALVE CN311-COMM CN801-SPI CN31-IN-OUT COMM. ⑳ ⑰ ⑱ ⑲ #1~4: EEV CONTROL #1,2 : GND #5,6 : 12V #3 : SPI CONTROL ㉑ CN140-FUSE CHECK #1:FUSE CHECK #2:GND Samsung Electronics...
Page 224: 4Way Cassette , Mini 4Way Casette Type
PCB Diagram and Parts List 5-1-3 4way cassette , mini 4way casette type 16 5 10 13 Samsung Electronics...
Page 225 #6 : DC12V #7~#10: LOUVER SIGNAL OUTPUT CN801-SPI TB101-AC POWER TE04-COMMUNICATION ㉑㉒㉓ #1: GND #1: POWER(L) #1: COM1(F1) #2: POWER(N) #2: COM1(F2) #2: GND #3: V1(DC12V) #3: SPI POWER OUTPUT(DC12V) #4: V2(GND) #5: COM2(F3) #6: COM2(F4) Samsung Electronics...
Page 226: Duct Type (Slim Duct 2)
PCB Diagram and Parts List 5-1-4 Duct type (Slim Duct 2) MAIN Samsung Electronics...
Page 227 #5:R903 CONTROL SIGNAL #5EEPROM_SO #6:INRUSH OUT #6:EEPROM_SI #7:EEPROM CLK CN801-SPI CN311-2WIRE CN302-COM1 COM2 ⑰ ⑱ ⑲ #1:GND #1:12V #1~2:COM1 #2:GND #2:COM2_PCTRL_MICOM #3:12V #3:CONTROL SIGNAL #3:COM2_VCHECK_A #4:GND #4:NOT USED #4:COM2_VCHECK_B #5~6:COM2 #5:COM2_MICOM_AD #6:VCC #7:COM2_ENABLE #8:COM2_C #9:COM2_D #10:COM2_Tx #11:COM2_Rx #12:GND Samsung Electronics...
Page 228 PCB Diagram and Parts List Duct type (Slim Duct 2) (cont.) ① CN313-2WIRES COMM. #1:12V #2:COM2_PCTRL_MICOM #3:COM2_VCHECK_A #4:COM2_VCHECK_B #5:COM2_MICOM_AD #6:VCC #7:NO UESD #8:COM2_C #9:COM2_D #10:COM2_TXD #11:COM2_RXD #12:GND Samsung Electronics...
Page 229: Duct Type (Slim Duct 3)
PCB Diagram and Parts List 5-1-5 Duct type (Slim Duct 3) ■ MAIN PCB 8 5 3 2 1 6 4 10 12 13 14 15 5-10 Samsung Electronics...
Page 230 #2:COM2_PCTRL_MICOM #5~6:12V #2:VENT_OUT #2:GND #3:COM2_VCHECK_A #4:COM2_VCHECK_B #3:CONTROL SIGNAL #5:COM2_MICOM_AD #4:NOT USED #6:VCC #7:COM2_ENABLE #8:COM2_C #9:COM2_D #10:COM2_Tx #11:COM2_Rx #12:GND CN302-COM1 COM2 CN703-BLDC FAN ⑰ ⑱ #1:DC310V #1~2:COM1 #2:NOT USED #3:12V #3:AGND #4:GND #4:DC15V #5:PC04 OUTPUT #5~6:COM2 #6:RPM OUTPUT Samsung Electronics 5-11...
Page 231 PCB Diagram and Parts List Duct type (Slim Duct 3) (cont.) ① CN313-2WIRES COMM. #1:12V #2:COM2_PCTRL_MICOM #3:COM2_VCHECK_A #4:COM2_VCHECK_B #5:COM2_MICOM_AD #6:VCC #7:NO UESD #8:COM2_C #9:COM2_D #10:COM2_TXD #11:COM2_RXD #12:GND 5-12 Samsung Electronics...
Page 232: Duct Type(Msp)
PCB Diagram and Parts List 5-1-6 Duct type(MSP) 14 15 Samsung Electronics 5-13...
Page 233 CN808- ⑯ CN801-SPI #1~4: #1:12V #1,2:GND #5,6: 12V #2: GND #3:SPI #3: VCC #4: MOTOR SIGNAL PWM #5: MOTOR FEEDBACK #6:INRUSH OUT #12:VCC CN311-2 CN302- CN101-AC INPUT ⑰ ⑱ ⑲ #1,2: #1: L #3:12V #2: N #4:GND 5-14 Samsung Electronics...
Page 234: Duct Type (Super)
PCB Diagram and Parts List 5-1-7 Duct type (Super) 13 14 15 Samsung Electronics 5-15...
Page 235 #11: GND #12: 5V #13: BZ_2 CN804-VENTILATOR CN201-EEPROM CN801-SPI CN302-COM1/COM2 ⑬ ⑭ ⑮ ⑯ #1: GND #1: 12V #1: COM1_A #2: GND #2: VENT_OUT #2: COM1_B #3: SPI_CTRL_OUT_1 #3: 12V #4: - #4: GND #5: COM2_C #6: COM2_D 5-16 Samsung Electronics...
Page 236: Celing Type
PCB Diagram and Parts List 5-1-8 Celing type 7 19 18 9 17 15 14 13 Samsung Electronics 5-17...
Page 237 #4: NOT USED #4: NOT USED #7~#11:COMM. SIGNAL #5: GND #12:GND CN201-EEPROM CN31-HUMAN_SENSOR CN103-DRAIN ⑰ ⑱ ⑲ #1:GND #1~#2: COM1 SIGNAL #1: DRAIN SIGNAL #2:NOT USED #3: DC12V #2: GND #3:VCC(DC5V) #4: GND #4~#7:EEPROM SIGNAL #5~#6: COM2 SIGNAL 5-18 Samsung Electronics...
Page 238: Console
PCB Diagram and Parts List 5-1-9 Console ■ MAIN PCB 11 16 19 18 14 4 13 5 12 15 6 Samsung Electronics 5-19...
Page 239 #2~#5:CONTROL SIGNAL #1:EVA IN/OUT TEMP. SENSOR #2:GND #2:VENT SIGNAL #2:GND ⑰ CN808-EEV ⑱ CN301-DOWNLOAD ⑲ CN201-EEPROM PBA CONNECTOR #1~#4:EEV CONTROL SIGNAL For Developer only,Not available in #5,#6:DC12V Actual Site #1:GND 20 Pin Down Loader #2:NOT USED #3~#7:EEPROM SIGNAL 5-20 Samsung Electronics...
Page 240 PCB Diagram and Parts List Console (cont.) ■ Sub PCB ① CN1-2WIRES COMM. #1,#2,#19,#20:COMM. SIGNAL #3,#18:EXTERNAL CONTROL #4,#17:COMP CHECK #5,#16:ERROR CHECK #6:VCC(DC5V) #7,#14:GND #8,#13,#15:DC12V #9~#12:COMM. SIGNAL Samsung Electronics 5-21...
Page 241 ■ DISPLAY ① CN01-Panel Display #1,#2,#3,#4,#5: Display LED Control #6: TOUCH S/W Reset(DC5V) DC Connector #7: TOUCH S/W out(DC5V) #8: Receive REMOCON Signal #9: GND #10: VCC(DC5V) ■ DAMPER CN01-Damper S/W ① #1: DC5V #2: GND DC Connector 5-22 Samsung Electronics...
Page 242: Wall-Mounted Type (Neo Forte)
#5,6: 12V #2: GND #3 : EVA OUT TEMP #5 : DISCHARGE TEMP ⑨ CN140 - FUSE Check ⑩ CN313-2 ⑪ CN301-MICOM DOWNLOAD ⑫ CN501-DISPLAY #1:FUSE CHECK #1:12V #2:GND #2~7:LED #9: AUTO SW #10: REMOCON INT #11:GND #12:VCC Samsung Electronics 5-23...
Page 243 PCB Diagram and Parts List Wall-Mounted type (Neo Forte)(cont.) ■ SUB SWITCH CN # COLOR FUNCTION ⑰ CN61 Black Main-Sub PCB Connecor ⑱ CN83 White External Contact Control 5-24 Samsung Electronics...
Page 244: Wiring Diagram
6. Wiring Diagram 6-1 Indoor 6-1-1 Global 4way(Global Mini-4way) cassteet type Room Louver Temp. Control Control Sensor Motor Display Pipe Temp. Float S/W Control Control Sensor & Drain Pump This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 245: Slim 1Way Cassette Type
Wiring Diagram 6-1-2 Slim 1way cassette type This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 246: Big Duct
Wiring Diagram 6-1-3 BIG Duct This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 247: Ceiling
Wiring Diagram 6-1-4 Ceiling This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 248: Console
Wiring Diagram 6-1-5 Console This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 249: Rac(Neo Forte)
Wiring Diagram 6-1-6 RAC(Neo Forte) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 250: 2Way Cassette Type
Wiring Diagram 6-1-7 2way cassette type This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 251: Duct Type (Slim Iii)
Wiring Diagram 6-1-8 DUCT type (Slim III) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 252: Duct Type (Slim I, Ii, Msp)
Wiring Diagram 6-1-9 DUCT type (Slim I, II, MSP) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 253: Floor Stand Type
Wiring Diagram 6-1-10 Floor Stand Type This Document can not be used without Samsung’s authorization. 6-10 Samsung Electronics...
Page 254: Reference Sheet
HSP Duct 3Ø, 380~415V, 50Hz Ceiling Version Console 2012 Floor Standing 2013 NEO FORTE Mode 2014 NEO FORTE (EEV) Heat Pump (R-410A) HYDRO UNIT (Floor Standing) Heat Pump (R-134A) FLAT(CEILING TYPE) VTL Product Type Outdoor Unit Indoor Unit Samsung Electronics...
Page 255: Panel
8 Languages English ★ Only display the Global 4 way with Korean/ English K separator. Pattern Waﬄe Stripe Korean Global market use 4 Way Export/ Panel foreign market use ※ Model name for the column/bundle packaging is “~S”. Samsung Electronics...
Page 256: Pump-Down Method
Gas pipe SVC valve is Liquid pipe SVC 가스관 SVC 밸브 닫힘 액관 SVC 밸브 닫힘 closed. valve is closed. Gas pipe SVC valve Liquid pipe SVC 가스관 SVC 밸브 열림 액관 SVC 밸브 열림 opened. valve is opened. Samsung Electronics...
Page 257: How To Put Refrigerant In Refrigerant Container
8. Please take extra caution by precisely determining the amount of the refrigerant that can be put in each container so that too much refrigerant is not contained in the container. The weight must be measured by using a scale to avoid putting more refrigerant than the amount originally contained in the container. Gas Pipe Connection Scale Liquid Pipe Connection Samsung Electronics...
Page 258 North & Latin America gspn3.samsungcsportal.com c . l © Samsung Electronics Co., Ltd. Jan. 2013. This Service Manual is a property of Samsung Electronics Co., Ltd. Printed in Korea. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.

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