Panasonic EP-MA03 Service Manual
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Panasonic EP-MA03 Service Manual

Massage lounger
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EP-MA03
Model No.
CANADA
© Panasonic Corporation 2012 Unauthorized copy-
ing and distribution is a violation of law.
Order Number HPD1208C05CE
Massage Lounger
1 .

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Summary of Contents for Panasonic EP-MA03

  • Page 1 Order Number HPD1208C05CE Massage Lounger EP-MA03 Model No. CANADA © Panasonic Corporation 2012 Unauthorized copy- ing and distribution is a violation of law.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS PAGE PAGE 1 Specifications ------------------------------------------------------3 2 General/Introduction ---------------------------------------------4 2.1. Massage Range(Movement Range Massage Wheels) Deep Massage, Relax Massage, Refresh, Back Rolling -----------------------4 3 Technical Descriptions------------------------------------------5 3.1. Operation of Electromagnetic Valves and Air Bags -----------------------------------------------------------5 4 Location of Controls and Components--------------------6 4.1.

  • Page 3: Specifications

    1 Specifications Power Supply AC 120 V 60 Hz Power Consumption 105 W Upper Body Massage area (Up-Down) Approx. 64 cm (The massage heads move a total of approx. 58 cm) Massage Massage area (Left-Right) Distance between massage heads during operation Neck, Shoulder, Back, Lower back: Approx.

  • Page 4: General/Introduction

    2 General/Introduction 2.1. Massage Range(Movement Range of Massage Wheels) Deep Massage, Relax Massage, Refresh, Back Rolling • Width adjustment Approx. 4cm to 15cm • DEEP, RELAX, REFRESH, BACK ROLLING Full back : 4cm - wide adjustability...

  • Page 5: Technical Descriptions

    3 Technical Descriptions 3.1. Operation of Electromagnetic Valves and Air Bags...

  • Page 6: Location Of Controls And Components

    4 Location of Controls and Components 4.1. Main unit...

  • Page 7: Controller

    4.2. Controller * Display language on the controller may differ depending on the region the unit was purchased.

  • Page 8: Operating Instructions

    5 Operating Instructions 5.1. Before Every Massage (Check the Unit)

  • Page 10: Service Mode

    6 Service Mode 6.1. Preparation of Secret Mode Before proceeding to each Secret Modes, carry out the following Preparation of the Secret Mode. 1. Insert the Power plug to the power source while the switch on the Power source switch block is OFF. 2.

  • Page 11: Display Of Total Usage Time [C0]

    6.2. Display of Total Usage Time [C0] 1. Proceed the procedures of 6.1. Preparation of Secret Mode. 2. Push the buttons of till C0 appears, and push the OK button. 3. Push the OK button again, then 1,000's place, 100's place, ten's place, and single's place are shown every time you push the OK button.

  • Page 12: Display Of Each Operation Time [C3]

    6.3. Display of Each Operation Time [C3] 1. Proceed the procedures 6.1. Preparation of Secret Mode. 2. Push the buttons of till C3 appears, and push the OK button. 3. Again, push the buttons of till the necessary number (01-15) appears, which you want to check. 4.

  • Page 13: Display Of Malfunction Analysis-1 [C4]

    6.4. Display of Malfunction Analysis-1 [C4] Category of abnormal stop is shown. 1. Proceed the procedures of 6.1. Preparation of Secret Mode. 2. Push the buttons of till C4 appears, and push the OK button. Any number of the list is shown. Operation mode Display Error...

  • Page 14: Display Of Malfunction Analysis-2 [C6]

    6.5. Display of Malfunction Analysis-2 [C6] Category of abnormal stop is shown. 1. Proceed the procedures of 6.1. Preparation of Secret Mode. 2. Push the buttons of till C6 appears, and push the OK button. Operation mode Details Display Error Contents of abnormality It is shown in which opera- Normal...

  • Page 15: Display Of Malfunction Analysis-3 [C7]

    6.6. Display of Malfunction Analysis-3 [C7] Category of abnormal stalling is shown. 1. Proceed the procedures of 6.1. Preparation of Secret Mode. 2. Push the buttons of till C7 appears, and push the OK button. Any number of the list is shown. Operation mode Display Error Stalled parts...

  • Page 16: Display Of Malfunction Analysis-4 [C8]

    6.7. Display of Malfunction Analysis-4 [C8] Category of abnormal stalling is shown. 1. Proceed the procedures of 6.1. Preparation of Secret Mode. 2. Push the buttons of till C8 appears, and push the OK button. Any number of the list is shown. Operation mode Display Error...

  • Page 17: Display Of Malfunction Analysis-5 [C9]

    6.8. Display of Malfunction Analysis-5 [C9] Conditions when abnormality occurred or faulty history are shown. 1. Proceed the procedures of 6.1. Preparation of Secret Mode. 2. Push the buttons of till C9 appears, and push the OK button. 3. Again, push the OK button, then ''01'' is shown on the display. Push the buttons of till 01-03 appears that you need, and push the OK button.

  • Page 18: Manual Mode [Ce]

    6.9. Manual Mode [CE] Manual mode is used to remove or install the Massage mechanism block from or to the Massage chair, or to check each operations. (You can check the individual operations of up/down, massaging, intensity, and tapping.) 1. Proceed the procedures of 6.1. Preparation of Secret Mode. 2.
  • Page 19 About heater control After selecting Manual Mode (CE) and pressing the OK button, press the HEAT button to display the following screen.
  • Page 20 About air control After selecting Manual Mode (CE) and pressing the OK button, press the AIR button and the LEG/FOOT button to display the fol- lowing screen.

  • Page 21: Checking After Assembly [80]

    6.10. Checking After Assembly [80] Proceed the procedures of 6.1. Preparation of Secret Mode. Insert the Power cord to the power source, and turn off the Power source switch box. 1. While pushing the buttons of , turn on the Power source switch box and wait for more than three seconds. (“80” is shown on the display.) 2.

  • Page 22: Error Code List

    6.11. Error code List If there are any malfunction on each Sensors, each Motors, and power source and data communication lines in the operations, the following displays blink and the all the operations stop. Use them for the reference in the repair. Error code Malfunction Possible reasons...

  • Page 23: Troubleshooting Guide

    7 Troubleshooting Guide 7.1. Checking...

  • Page 30: Checking Sensors

    7.2. Checking Sensors [Procedures] 1. Push the ON/OFF button on the Controller and set the unit in the standby mode. 2. Apply the lead on the 3 pin of the CN6 on the Connection PCB and on 4-11 or 14-16 pin, then rotate each Sensors. Sensors would be OK if there is 0V when the hole is seen, and -5V when the hole is not seen.

  • Page 31: Checking The Pressure Of The Air Bags

    7.3. Checking the Pressure of the Air bags You can find the pressure leakage of the Air bags by this checking. 1. Remove the Rear cover, connect the T-shaped joint to the Hose of which you would like to check the air pressure.　　 (Viewed from the rear, the 1st Hose from the left is for Foot outside, the 2nd Hose is for Foot inside, and the 3rd Hose is for the Legs.) 2.

  • Page 32: Output Voltage Of Sub Pcb

    7.4. Output Voltage of Sub PCB * 1: This is the output voltage with the power plug inserted in the power source. * 2: This is the output voltage with the Controller ON/OFF button pushed (standby mode). Others: These are the output voltages when each operations are carried out.

  • Page 33: Service Fixture & Tools

    8 Service Fixture & Tools...

  • Page 34: Disassembly And Assembly Instructions

    9 Disassembly and Assembly Instructions Before starting work 2. Remove one rivet from the rear of each armrest and • When cutting the cable ties, make sure not to cut any fabric, remove the side cover, taking care of six hooks as you do hoses, or cables.

  • Page 35: Removing The Rear Cover

    9.2. Removing the Rear Cover 3. Place the Ottoman on top of the stand, and pull in the direction of the arrow. 1. Pull the tips of the fasteners sewn into the inside of the lower part of the back cover (two each on right and left) onto the outside.

  • Page 36: Removing The

    6. Remove the Brushclips (right: 3, left: 1) attached to the Ottoman and the seat cushion. 9.4. Removing the Back Cover 1. Remove the armrests (see 9.1). 2. Remove the rear cover (see 9.2). 3. Remove the seat cushion (see 9.3). 4.

  • Page 37: Removing The Under Box Cover

    9.6. Removing Under 5. Remove two screws fixing the Sub PCB in place, and two board spacers. Cover Caution: • Ensure that the hooks are released before removing the 1. Remove the rear cover (see 9.2). connectors. Failure to do so may result in damage to the 2.
  • Page 38 5. Remove the snap pin from the Ottoman lift unit, and the Ottoman, and remove the cover. detach the lift pin. Caution: • Support the Ottoman when removing the pins to prevent the Ottoman from dropping and potentially causing injury. •...
  • Page 39 10. Move the slide frame and adjust the tension of the springs 11. Slowly restore the stretched spring to its original state, to remove four screws. and use nippers to remove the spring. 12. Remove four screws attached to the inside of the frame. Caution: •...
  • Page 40 13. Remove the screws (three each on right and left) 16. Remove eight J-shaped hooks. attached to the rails, and remove the slide stopper. Caution: • During assembly, attach the J-shaped hooks to four con- cave parts shown in the diagram. 14.
  • Page 41 19. Remove the Ottoman fabric. 20. Remove four screws and remove the cover. Caution: • During assembly, it is easier to attach all of the J-shaped hooks (four each on left, right, and center) before putting on the Ottoman cover. 21.

  • Page 42: Removing The Rear Frame

    23. Remove the anchor clips (four each on right and left) and 6. Remove eight screws fixing the rear frame to the back air bags. board. 24. Cut one cable tie on the heating wire, remove one heater connector and six screws fixed to the heater, and finally remove the heater.
  • Page 43 8. Remove three lift pins and three snap pins connecting the 11. Remove the screws (one each on right and left) attached seat frame unit to the Ottoman lift unit and the reclining lift to the front seat cover (black molded cover). unit.

  • Page 44: Removing The Ottoman Unit

    9.11. Removing the Ottoman Unit 1. Remove the armrests (see 9.1). 2. Remove the rear cover (see 9.2). 3. Remove the seat cushion (see 9.3). 4. Remove the back cover (see 9.4). 5. Remove the under box cover (see 9.6). 6.

  • Page 45: Removing The Reclining Lift Unit

    9.12. Removing the Reclining Lift Unit 1. Remove the armrests (see 9.1). 2. Remove the rear cover (see 9.2). 3. Remove the seat cushion (see 9.3). 4. Remove the back cover (see 9.4). 5. Remove the under box cover (see 9.6) 6.

  • Page 46: Removal Of The Massage Mechanism Block

    9.13. Removal of the Massage Mech- 3. Remove three screws and the Rail piece right. Caution: anism Block Hold the Massage mechanism block so that it may not fall down. 1. Remove the Rear cover referring to the 9.2. Removing the Rear Cover.
  • Page 47 6. Cut two cable ties and remove one Massage mechanism If you cannot move the Massage mechanism block up and down due to the malfunction of the Up/down motor, move block cover clip and two screws and remove the Massage the Massage mechanism block as follows;txt mechanism block cover.

  • Page 48: Disassembly Of Massage Mechanism Block

    9.14. Disassembly of Massage Mechanism Block 9.14.1. Adjustment of Massage Mechanism Block Up/Down Sensor Gear When the massage mechanism is dismounted from the back frame, the position of the up/down sensor gear and, consequently, the up/down stop position will be changed. Be sure to adjust the up/down stop position accordingly, using the up/down sensor gear. Dismounting the Massage Mechanism Block 1.
  • Page 49 Installing the Massage Mechanism Block 1. Before installing the massage mechanism onto the back frame, use Manual Mode (CE) to move it to the top. Note: Failure to perform this step before installing the massage mechanism onto the back frame will mean that the vertical position will not be able to be detected during operation.
  • Page 50 9.14.2. Allocation of the Lead Wires Allocation the of the Lead wires are as follows;...
  • Page 51 9.14.3. Removal of the Tapping Rotation Sensor, Up/Down Sensor, and the Tapping Motor 1. Disconnect three Connectors and cut two Cable ties on the Connecting PCB. 2. Remove three screws, and remove the Up/down tapping 4. Remove the Belt and unscrew three screws, and remove sensor.
  • Page 52 9.14.4. Removal of the Up/Down Motor and the Up/Down Rotation Sensor 1. Disconnect two Connectors and cut one Cable ties on the Connecting PCB. 2. Remove three screws, and remove the Up/down rotation 4. Remove six screws, and remove the Up/down motor. reinforcement plate.
  • Page 53 9.14.5. Removal of the Massage Driving 4. Remove four screws, and remove the Massage driving block. Block Caution: 1. Disconnect all the Connectors on the Connecting PCB. Remove the Massage driving block while holding it, 2. Remove four screws, and remove the PCB install plate. otherwise it may come off.
  • Page 54 9.14.6. Removal of the Massaging Motor 1. Execute all the procedures of 9.6.3.Removing the Tap- ping motor. 2. Execute all the procedures of 9.6.4.Removing the Up/ down motor and the Up/down rotation sensor. 3. Remove four screws on the right and ten on the left. 4.
  • Page 55 After the Motor is removed from the Gear box Point: When installing the Motor, the assembly would be easier if you insert the Motor plate to the ditch of the Intensity gear on the left side first and install the right side. Caution: •...

  • Page 56: Grease

    9.15. Grease No. in the Parts names Grease Grease No. exploded view 10, 11 Slide guide, Slide linear (rubbed sides) ALVANIA RA WEP003T8907 (Light brown) (18g) inner side of Under pipe (rubbed sides) Main frame (shafts for Guide rollers) Up/down shaft (around the threads) Up/down motor shaft 1, 2, 3 Rear frame (inside of the Guide rails), inside of Rail pieces...

  • Page 59: Wiring Connection Diagram

    10 Wiring Connection Diagram 10.1. Air Hoses...

  • Page 60: Wiring (Sub Pcb - Air Hoses/Ottoman)

    10.2. Wiring (Sub PCB — Air Hoses/Ottoman)

  • Page 61: Wiring Diagram Of Main Pcb And Sub Pcb

    10.3. Wiring Diagram of Main PCB and Sub PCB...

  • Page 62: Exploded View And Replacement Parts List

    Model No. : EP-MA03 Replacement Parts List Note...
  • Page 63 Model No. : EP-MA03 Exploded View 1...
  • Page 64 Model No. : EP-MA03 Exploded View 2...
  • Page 65 Model No. : EP-MA03 Exploded View 3...
  • Page 66 Model No. : EP-MA03 Exploded View 4...
  • Page 67 Model No. : EP-MA03 Exploded View 5...
  • Page 68 Model No. : EP-MA03 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks WEPMP62L0087 REAR FRAME WEPMP62L0767 RAIL PIECE RIGHT WEPMP62L0777 RAIL PIECE LEFT WEP573L6627 SCREW 4-6 WEPMP62L0007 SIDE HINGE WEP3530L6717 SCREW 5-10 WEP2005L0687 WIRE FOR CHAIR CORD...
  • Page 69 Model No. : EP-MA03 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks WEPMA03L0837 LEG AIR BAG LEFT WEPMA03L0807 LEG HOSE WEPMA03L0987 FOOT SIDE AIR BAG INSIDE RIGHT WEPMA03L0997 FOOT SIDE AIR BAG INSIDE LEFT WEPMA03L0907 FOOT SIDE AIR BAG OUTSIDE RIGHT...
  • Page 70 Model No. : EP-MA03 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks WEP3200K0457 BRUSHCLIP WEPMA03K3128 LEG COVER BACK BLACK WEP2000L6017 SCREW 3-5 WEP596K0457 PUSH TURN RIVET WEPMP62K3787 SEAT FRONT COVER WEPMA03K4478 CONTROLLER WEPMA03K7187 CONTROLLER HOLDER WEPMA03K7197...
  • Page 71 Model No. : EP-MA03 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks WEPMS40L5047 FERRITE CORE WEP3530L0157 GUIDE ROLLER WEP1270L6527 WASHER 12X26X2.3 WEPMS40L0167 GUIDE ROLLER PRESSURE SPRING WEPMS40L0527 PROTECTION TUBE WEPMS40L0048 MAIN FRAME WEPMA03L1437 MASSAGE DRIVING BLOCK...
  • Page 72 Model No. : EP-MA03 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks WEP526L1087 BELT B WEPMA03L0547 MASSAGE BLOCK COVER WEP780L0447 MASSAGE BLOCK COVER CLIP WEPMA03K3747 OTTOMAN BLOCK BLACK WEPMA03L4127 MASSAGE MECHANISM BLOCK WEPMA03K8228 PACKAGING BLACK WEPMA03L8708...

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