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Synca MR320 Service Manual
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Synca MR320 Service Manual

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Service Manual
~English Version~
MR320
Contents
w e l l n e s s

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Summary of Contents for Synca MR320

  • Page 1: Table Of Contents

    Service Manual ~English Version~ MR320 Contents 1.Specification 2.Error Number List 3.Trouble shooting flowchart 4.Service operation guide 5.Exploded diagram 6.Contact information w e l l n e s s Johnson Wellness • A Division of Johnson Health Tech, N.A.

  • Page 2: Specification

    1.Product specification Head Pillow Back Pad Main body Seat Remote Armrest Console Power Switch Seat Cushion Fuse Socket Plug Machine core Heat pad Side airbag Backrest Leg airbag Cover Control Unit Power Unit...
  • Page 3 Serial NO. Location for All Country Production Production year:2017 month:Sep. Serial NO on kick stand Serial NO. Location for Taiwan Serial No. Location Production Production year:2017 month:Sep.
  • Page 4 Mechanism Walking motor Kneading motor Power Case Adapter EMP Filter...
  • Page 5 Control Unit PUMP Main PCB Air Valve L / R Walking Kneading Heater L/ R motor pump Valve Motor DC 24V in Main PCB Remote Heater Walking LED L/R Sensor L/R Switch...

  • Page 6: Error Number List

    2.Error code number list The console won’t show error , but we can identify the issue by gap time after power on Beep Time after Description Power on 0 Sec Walk switch abnormal 30SEC Heat sensor abnormal 60Sec Walk motor abnormal Error description : 0 sec -- Walk switch abnormal Is the connector of walk switch on...
  • Page 7 Error description : 30 sec -- Heat sensor abnormal Is the connector of heater surely Reconnect the connector connected? Replace the heater Does new heater works? Is the heat sensor connector on Reconnect the connector main PCB surely connected(Figure Replace main board Figure A temporarily.
  • Page 8 Error description : 60 sec -- Walk motor abnormal Is the connector of walk motor on Reconnect the connector main PCB surely connected? Is there 24V dc output from the Replace the mechanism or plug on main PCB? walk motor Replace the main board 24Vdc Walking...

  • Page 9: Trouble Shooting Flowchart

    3.Trouble shooting flowchart IMPORTANT SAFETY INFORMATION DANGER: To reduce the risk of electric shock: Always unplug the foot massager from the electrical outlet immediately after using and before cleaning. To prevent electrical shock, never drop or insert any object into any opening. Do not remove the console covers.
  • Page 10 3.3 Hand controller no response Reconnect the power cord , and Is the power switch light on? turn on the power switch Replace the fuse(See the Is the fuse normal pictures as the bottom) Replace adapter(Ref 4.3) After power on 3 sec , is there “beep” sounds Is the connector surely connected the remote Reconnect the connector controller port ?
  • Page 11 3.4 Led no function Uninstall the cover of LED(figure A), and Replace the new LED connect a new LED (figure B). Does the new LED works? Is the connector of LED surely connect to the Reconnect the connector. LCB(figure C)? Replace the main board ( Diagram-M M3) Figure A Figure B...
  • Page 12 3.5 Heat function issue – Backrest pad Replace the main board ( Diagram- Are the both sides heater abnormal? M M3) Unzip the backrest pad(Figure A) ,check Replace heater () the connector (Figure B), Does the connector of the heater surely connected? Replace the main board ( Diagram-M M3) Figure B...

  • Page 13: Service Operation Guide

    4.Service operation guide 4.1 Replace hand controller Remote assembly 1000412179 15 mins Picture of description How to Turn the power off , disconnect the power cord. Find a cushion pad and set it on the ground. Cushion Pad Grab the tape , makes the chair get down...
  • Page 14 4.1 Replace hand controller Picture of description How to Move away the kick stand Open the fabric. Cut the three cable ties. Caution: there are stamps inside plastic side.
  • Page 15 4.1 Replace hand controller Picture of description How to Pull out the controller cable carefully. Cut the tie on connector, and reconnect a new hand controller. Use the cable tie to bind the connector...
  • Page 16 4.1 Replace hand controller Picture of description How to Pull back the connector , and tie up with cable tie. Take inverse to setup . Switch on the power , test the main function. Finish.
  • Page 17 4.1 Replace hand controller (Option) Picture of description How to If you stuck on step “pull out the connector”. Remove the stamps Unzip the fabric ,you will see the hole , than you can pull the connector easily. If there is no stapler , zip the fabric , than take inverse to step.
  • Page 18 4.2 Replace main PCB/Air Valve / Air Pump 1000412224 Air pump 1000412224 Main PCB 30 mins 1000412224 Air valve Picture of description How to Turn the power off, disconnect the power cord. Find a cushion pad and set it on the ground.
  • Page 19 4.2 Replace main PCB/Air Valve / Air Pump Picture of description How to Unizp the fabric . Uninstall two screws and remove the back cover Uninstall 4 screws ,remove the plastic cover...
  • Page 20 4.2 Replace main PCB/Air Valve / Air Pump Picture of description How to Unizp the fabric . It is easy to replace PCB/ Valve / Pump. Caution ! Before you disconnect the connector , remember mark the connector. Than take inverse to set up. Power on , test the function.
  • Page 21 4.3 Replace adapter PCB/ filter PCB 1000412201 Filter PCB 20mins 1000412223 Adapter PCB Picture of description How to Turn the power off , disconnect the power cord. Find a cushion pad and set it on the ground. Use paper clip to unzip both side.
  • Page 22 4.3 Replace adapter PCB/ filter PCB Picture of description How to Tear the spong. Uninstall the screws, there should be 5 screws. Remove the cover .
  • Page 23 4.3 Replace adapter PCB/ filter PCB Picture of description How to Take out the plastic box. Uninstall the screw. Replace the adapter / filter. Caution ! Make sure the power cord is disconnected. Than take inverse to set And test the function. Hint: the hook have to match the tube.
  • Page 24 4. 4 Replace Mechanism 30 mins Picture of description How to Turn the power off, disconnect the power cord. Find a cushion pad and set it on the ground. makes the chair get down , moves away the kick stand...
  • Page 25 4. 4 Replace walking motor / kneading motor Picture of description How to Uninstall 4 screws Remove the plastic cover on both sides. Power On ,Use hand controller . Running kneading function , and press up arrow to move up the mechanism Hint:Hold press the direction key can move the mechanism...
  • Page 26 4. 4 Replace walking motor / kneading motorc Picture of description How to Use hand controller to move up the mechanism ,than take out the mechanism Remove upper wheels first , than is the lower wheels . Cut off the cable ties ,and uninstall the screws.
  • Page 27 4. 4 Replace Mechanism. Picture of description How to Uninstall the screw of ground wire, than disconnect the cable. Take a new mechanism to replace , connect the cable (blue to blue , black to black)and install the screw and the plastic cover. Put in the lower wheels first , make sure the height on both sides are...
  • Page 28 4. 4 Replace Mechanism. Picture of description How to Use hand controller to move down the mechanism. Than take inverse to setup . And test the function. Finish...
  • Page 29 4. 4 Replace Mechanism (Option) Picture of description How to If the walking motor is not work . Uninstall the heater. than uninstall the screws of the tunnel , remove the tunnel , than you can take out the mechanism easily...
  • Page 30 4.5 Replace walking motor / kneading motor 1000413745 Walking motor 45 mins 1000413746 Kneading motor Picture of description How to Please reference the 4.4 to take out the mechanism. Disconnect the cable. Uninstall the screws Hint : Black pin is walking motor ,blue pin is kneading motor Use tool to separate the...
  • Page 31 4. 5 Replace walking motor / kneading motor Picture of description How to Replace the motor. After replacing motor , set the mechanism as the picture Remember to set the kneading arm at the same direction.
  • Page 32 4. 5 Replace walking motor / kneading motor Picture of description How to Remember take cable to though the hole. Install the cover. This is not a easy step. Hint : Black pin is walking motor ,blue pin is kneading motor Take inverse to setup Test function Finish...

  • Page 33: Exploded Diagram

    5.Exploded diagram Level Parent PN Item NO. JHT Parts No. SAP Parts No. Description PZMR337-1US 1000412179 1000412179 Remote controller assembly PZMR337-1US 1000412201 1000412201 filter PCB PZMR337-1US 1000412223 1000412223 adapter PCB PZMR337-1US 1000412224 1000412224 air pump PZMR337-1US 1000412225 1000412225 main PCB PZMR337-1US 1000412227 1000412227...
  • Page 34 Level Parent PN Item NO. JHT Parts No. SAP Parts No. Description PZMR337-1US 1000413745 1000413745 walking motor PZMR337-1US 1000413746 1000413746 kneading motor...

  • Page 35: Contact Information

    Level Parent PN Item NO. JHT Parts No. SAP Parts No. Description PZMR337-1US 1000417985 1000417985 head cushion beige PZMR337-1US 1000417986 1000417986 head cushion red PZMR337-1US 1000417987 1000417987 head cushion brown American PZMR337-1US 1000417989 1000417989 pu cover of massage chair beige American PZMR337-1US 1000417990 1000417990 pu cover of massage chair red American...