Samsung AE050JXYDEH Service Manual

Text of Samsung AE050JXYDEH User Guide:

• Samsung AE050JXYDEH, ECO HEATING SYSTEM CONTENTS ECO HEATING SYSTEM OUTDOOR UNIT CONTROL KIT 1. Precautions 2. Product Specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. PCB Diagram 6. Wiring Diagram 7. Reference Sheet Model : AE050JXYDEH/EU MIM-E03BN Basic Model : MIM-E03BN AE090JXYDEH/EU MIM-E03AN AE050JXYDEH/EU

• Samsung AE050JXYDEH, This Service Manual is a property of Samsung Electronics Co., Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. © Samsung Electronics Co., Ltd. June. 2015. Printed in China. Code No. DB68-15061(1)

• Disassembly and Reassembly 22 Samsung Electronics No Parts Procedure Remark 5) As shown in the picture, unscrew and bottom. (Use Adjustable Wrench) 14 ASSY COND OUT 1) Unscrew and remove the four screws as shown in the picture. (Use '+' type screw driver)

• Samsung AE050JXYDEH, Troubleshooting 32 Samsung Electronics Error Mode E201, E202 Symptom Communication error between the Hydro unit and outdoor unit for two minutes Failure Communication error between the Hydro unit unit and outdoor unit 4-3-6 Communication error after finishing Tracking(Hydro unit) No Yes No Yes Is there a response from the Hydro unit PCB? (LED01 (RED) is not ON) In this case, is the voltage waveform between the lines square wave with amplitude over ±0.7V as shown in the following picture? +0.7V -0.7V Good Bad C

• Samsung AE050JXYDEH, Troubleshooting 44 Samsung Electronics IPM(IGBT module) over current error (E464) (cont.) Yes No Are the position and measured value of temperature sensor normal? reposition the sensorreposition the sensor cont. Is the value of resistance mega Ω between compressor and outdoor unit body? Yes No Exchange the compressor Exchange INVERTER PCB

• Samsung AE050JXYDEH, Samsung Electronics 33 4-4 Items to check before diagnostics 4-4-1 Test run mode and view mode █ Display Option Key KEY KEY operation 7-segment display 7-segment display KEY (K1~K4) K1 Press once : Heating test run " " " " "BLANK" "BLANK" Press twice : Defrost test run " " " " "BLANK" "BLANK" Press 3times : Finishing test mode - K2 Press once : Cooling test run (Heating Only : skip) " " " " "BLANK" "BLANK" Press twice : Output signal test run " " " " "BLANK" "BLANK" Press 3 times : Finishing test mode - K3 Res

• Samsung AE050JXYDEH, Troubleshooting Samsung Electronics 39 Yes Yes Yes 4-7 Troubleshooting 4-5-4 Fan error (E458, E475) 1. Check items 2. Check procedure Yes No Yes No Yes No No FAN 1 error(E458), FAN 2 error(E475) 1) Are the input power voltage and power connection correct? 2) Is the motor wire connected to the outdoor PCB correctly? 3) Is there no obstacle at the surrounding of motor and propeller? 4) Does the driver in the motor case broken? Is the connection of FAN housing certainly to PCB socket?(CN90, CN91) Check the connection of CN90 and CN91 Take eac

• 8 Samsung Electronics 2-2 Product Specifications 2-2-1 MONO Unit Item AE050JXYDEH 1phase 5kW Image Outdoor unit Control Kit Remote Controller A2W Condition #1. (A7/W35) *1 Nominal Capacity Heating W 5,000 Btu/h 17,100 Cooling W 5,000 Btu/h 17,100 Power Input(Nominal) Heating W 1,060 Cooling 1,210 Current Input(Nominal) Heating A 5.1 Cooling 5.7 COP (Nominal Heating) W/W 4.72

• Samsung AE050JXYDEH, Troubleshooting Samsung Electronics 47 4-5-10 The other errors Error code Meaning Troubleshooting E177 Emergency stop Indoor unit (Hydro Unit ) orders emergency stop. Check the indoor unit (Hydro Unit). E201 Hydro Unit quantity is mismatched. Hydro Unit quantity must be matched with outdoor unit 1 by 1. Check the Hydro Unit quantity. It must be 1EA. E403 Detection of outdoor freezing when compressor stops. Outdoor unit (Condenser) froze. Check condenser. E404 Protection of outdoor overload when compressor s

• Samsung AE050JXYDEH, Disassembly and Reassembly Samsung Electronics 19 No Parts Procedure Remark 10 ASSY-VALVE 4WAY 1) Purge the coolant first. 2) Separate the pipe from the Entrance/Exit using a welder. When removing the compressor,heat exchanger and pipe, purge the completely and remove the pipe with a welding flame. 11 ASSY TUBE-WATER 1) Purge the coolant first.

• Samsung AE050JXYDEH, Samsung Electronics 61 7-3 FSV data check and update using S-Net Pro2 To check the EHS HE / HT FSV data the [Update] button must be selected. FSV value has been updated, double-click each cell can set the value of the FSV.

• Samsung AE050JXYDEH, Disassembly and Reassembly 16 Samsung Electronics No Parts Procedure Remark 5 CABI FRONT 1) Unscrew and remove the 9 screws on each side the CABI FRONT. (Use '+' type screw driver) 6 FAN 1) Turn the one nut as shown in the picture and remove it. (Use adjustable wrench)

• Samsung AE050JXYDEH, Disassembly and Reassembly 20 Samsung Electronics No Parts Procedure Remark 2) Turn the two nuts as shown in the picture and remove them. (Use adjustable wrench) 12 ASSY BRACKET PHE 1) Unscrew and remove the 4 screws on the ASSY BRACKET PHE. (Use '+' type screw driver)

• Samsung AE050JXYDEH, 12 Samsung Electronics No Parts Procedure Remark 1 CABINET TOP You must turn off the power before disassembling. 1) Unscrew and remove the two screws on the CABINET TOP. (Use '+' type screw driver) 2) Remove the CABINET TOP. 2 ELCB 1) Unscrew and remove the two screws of the power supply cable on the terminal block. (Use '+' type screw driver) 2) Unscrew and remove the two screws on the top & bottom of the ELCB. (Use '+' type screw driver) 3-1 EHS Control Kit Be sure that the power switch is in the OFF and the power source cord shall be unplugged prior to disassembly and reassembl

• Samsung AE050JXYDEH, 64 Samsung Electronics FSV Import: The FSV values can be imported by the click on the import button. The user is prompted to browse and select the XML file for update on the EHS unit selected in the dropdown menu.

• Samsung AE050JXYDEH, Samsung Electronics 23 4. Troubleshooting 4-1 Wired remote controller - Press the Test button to see the error code. Error mode Contents Measure Product operation in error condition Error type Outdoor unit/ Compressor/Control Kit Control Kit communication error Check the communication cable of Control Kit. Check the DC output voltage at the communication terminal Operation Off Communication error Control Kit address setting error Check address setting of Control Kits Operation Off Communication error Control

• Samsung AE050JXYDEH, Troubleshooting 46 Samsung Electronics 4-5-9 GAS leak error(E554) 1. Check items 1) Is refrigerant charged? 2) Is the evaporator sensor of indoor unit connected correctly? 2. Check procedure Does the error occur? Yes No Normal operation Yes No Are the service valves fully opened? Yes No Open the service valves Is the evaporator sensor of indoor unit connected correctly? Yes No Connect the sensor’s connector Yes No Charge refrigerant Is the value of resistance between each phase(*) for compressor smaller than 2 Ω? Exchange the compressor (*) U↔V, V↔W, W↔U Is refrigerant charged? Exchange INVERTER PCB

• Disassembly and Reassembly 18 Samsung Electronics No Parts Procedure Remark 9 CONTROL OUT 1) Disconnect the six connectors from the ASSY CONTROL OUT. 2) Unscrew and remove the two screws on the CONTROL OUT. (Use '+' type screw driver) 3) Separate the ASSY CONTROL OUT

• Samsung AE050JXYDEH, PCB Diagram 56 Samsung Electronics No. Local Function Description 1 CN518 DC POWER SMW200-05 BLK 2 CN502 MAIN-SUB SIGNAL SMW200-10 BLK 3 CN511 DC 12V YW396-02V BLU 4 CN01 SOLUTION_COMM AKZ350 GRN 5 CN501 MAIN-SUB SIGNAL SMW200-10 BLU █ SUB-DISPLAY PCB AE050JXYDEH 1 2 3 4 5 This Document can not be used without Samsung’s authorization.

• Samsung AE050JXYDEH, 14 Samsung Electronics No Parts Procedure Remark 1 CABI TOP You must turn off the power before disassembling. 1) Unscrew and remove the ten screws on each side of the CABI TOP. (Use '+' type screw driver) 2 ASSY COVER CONTROL 1) Unscrew and remove the one screw on the ASSY COVER CONTROL. (Use '+' type screw driver) 3 GUARD COND 1) Pull the sensor from Guard Cond. 2) Unscrew and remove the four screws on the GUARD COND. (Use ‘+’type screw driver) AE050JX

• Samsung AE050JXYDEH, Precautions 4 Samsung Electronics 1-3 Precautions for the Safety Do not pull any electric wires and do not touch an auxiliary power switch with a wet hand. – There is a danger of electric shock or fire. In case any wire or power plug has been damaged, replace it to eliminate any possible danger. Do not bend the power cord by force and do not put any heavy object on the power cord. – There is a danger of electric shock or fire. Do not use multi socket. – There is a danger of electric shock or fire. Ground the product if necessary. – B

• Samsung AE050JXYDEH, 10 Samsung Electronics Accessories Item Description Code No. Q’ty Remark TAPE-HANDLE CABI SIDE DB74-00039D 2 Essential Offer (Control Kit) RUBBER-PIPE DB73-00436B 2 INSULATION-BASE DB72-00401F 2 ASSY CONNECTOR WIRE-CLIP (Back-up heater connector(Brown)) DB93-08924R 1 LEAD CONNECTOR (Back-up heater connector (Red)) DB39- 00941A 1 LEAD CONNECTOR (Back-up heater connector(White)) DB39- 00941B 1

• Samsung AE050JXYDEH, Troubleshooting 38 Samsung Electronics ) 023E , 152E , 132E , 122E ( r o r r e r osne s e r u t a r epm eT 3 - 5 - 4 1. Check items 1) Is the sensor connected correctly (CN403 in MAIN PBA)? 2) Is the postion of sensor correct? 2. Check procedure Is the connector connected to match the color? Yes No Connect the connector to match the color Is the temperature sensor connected properly without fracture? Yes No 3) Does the value of resistance satisfy the each temperature condition? Check the sensor cable and connector Does the value of resistance satisfy the each tempera

• Samsung Electronics 53 No. Local Function Description 1 TB-A MAIN POWER DAPC 3013-2P BLK 2 TB-A1 BOOST HEATER DAPC 3013-2P BLK 3 TB-B EXTERNAL CONTROL BR-1000C2-26P BLK 4 CNP001 MC2-A YTR250 5 CNP002 MC1-A YTR250 6 CN303 EARTH YDW236-01 WHT 7 CNS1 WATER PUMP SIG/GND SMW250-03 WHT 8 CNS304 WIRED REMOCON F3/F4 YW396-02V RED 9 TB-C F1-F2/DC12V-GND/F3-F4 DAPC 2009-6P BLK 10 CNS041 FLOW SWITCH YW396-02

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