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Masseuse Ultimate Chiro After-Sales Service Manual
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Masseuse Ultimate Chiro After-Sales Service Manual

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Summary of Contents for Masseuse Ultimate Chiro

  • Page 2: Table Of Contents

    Content Massage Chair Internal Structure Main components & Technical Specifications III. Distribution and functions of the Power board & Main board pluggable unit IV. Troubleshoot of the chair V. Disassemble diagram of parts of the mechanism VI. Study & Conclusion...

  • Page 3: Massage Chair Internal Structure

    I. Massage Chair Internal Structure (Figure 1 ) —— Front of the chair 2D massage mechanism Solenoid valve Actuator of calf rest...
  • Page 4 I. Massage Chair Internal Structure (Figure 2 ) —— Back of the chair Main PCB board Power board Air pump Transformer Actuator of backrest Emergency switch Travel switch Controller connection Power filter 4A fuse Power switch...
  • Page 5 I. Massage Chair Internal Structure (Figure 3) ──2D massage mechanism motors & detecting board Flapping Belt for flapping motor Traveling Width testing motor board Circle testing Traveling gearbox board component Kneading Belt for kneading motor...
  • Page 6 II. Main components & Technical Specifications（Form 1） Components Name & Specifications Rated voltage Specifications Flapping Motor 54ZYT24－21G DC24V 3～10Ω Kneading motor 54ZYT24－24G DC24V 3～10Ω Traveling motor 62ZYT24-33W DC24V 5～30Ω Air pump YL250A AC24V 3.8～4.0Ω...

  • Page 7: Main Components & Technical Specifications

    （Form 2） Main components & Technical Specifications Components Name & Specifications Rated voltage Specifications Calf rest actuator 100～150Ω DDG24V-242/78-H DC24V Backrest actuator DDG24V-428/235-H DC24V 100～150Ω Transformer Red- black：Output AC220V AC110V AC220V White-black：Output AC110V A38-220V-24V/10A-19V/4A Black-black：Output AC12V Blue-blue：Output AC28V Solenoid Valve A382 40～50Ω...
  • Page 8 III. Distribution and functions of the Power board & Main board pluggable unit (Figure 4) CON11 ： AC220V power input L 1 DC + 5VA Power indicator CON16: AC220V transfer to transformer CON26：Transfer to main PCB board 24VA/+5VB CON22: +5VA and start signal switching power supply to Main PCB board L 3 DC + 5VB Power indicator...

  • Page 9: Distribution And Functions Of The Power Board & Main Board Pluggable Unit

    III. Distribution and functions of the Power board & Main board pluggable unit (Figure 5) CON45：Massage CON46：+5VA & CON2: Testing wire CON47： CON22: Top limits switch of CON3：Testing wire of mechanism function start signal controller wire of calf rest actuator massage mechanism backrest actuator testing wire...

  • Page 10: Troubleshoot Of The Chair

    IV. Troubleshoot of the chair—— Massage chair does not work Failure Analysis of The massage chair does not work ▲ 471 Piezoresistor 1. External power supply and power swith box problem 2. Fuse burned 3. The power board without DC5V power output 4.
  • Page 11 2. A power switch or fuse box in Figure 4A power supply board 6A fuse burned together in Figure 4, it will be a high pressure discharge line in Figure 5 CON16 power test plug pulled out again, if still burning fuse, indicating "A38- 220V-24V "toroidal transformer has been burned, so you can replace the transformer.
  • Page 12 4007 diode of rectifier bridge DC5V Output Transformer JY1905 Optocoupler 817 Power supply TNY274 Compensatingpipe TL431 Figure 8 Circuit diagram of power supply on DC5V power PCB board 2. Switching power supply board DC5VA part of the circuit maintenance: Figure 8 Schematic, usually due to "431" regulator "817" optocoupler "1905"...
  • Page 13 IV. Driver board bad Troubleshooting: normal driving board "8M" crystal as shown in Figure 10, "STM32F103" SCM will cause poor does not boot, you can repair or replace driver board. 8M 晶振 V. Remote controller troubleshooting LED1 +5VB 运行 指示灯 11.0592M crystal oscillator LED2 +5VA 运...
  • Page 14 IV. Troubleshoot 2--- Kneading/Tapping motor not work Analysis reasons why Kneading/Tapping motor not work ▲ 1. Motor failure 2. Wire harness not connect well 3. Main board failure Specific Troubleshoot Analysis and elimination ▲ Drive triode S8050 DC12V power of drive output drive power of DC24V motor control signal of chip SMT132F103 Drive PMD2001D...
  • Page 15 Replacement method ☆ If now Tapping works, but kneading not work，cuz Kneading/Tapping motor driver circuit schematic diagram and the voltage both are DC24V。As pic 12 shows，First judge the motor is good or not by Replacement method , means connect the Kneading motor connector to Tapping motor ，then start Tapping function ，If kneading motor works, means kneading motor is ok ，then the problem will be main board and the Wire harness ；...
  • Page 16 1. Wire harness not connect well , Analysis and elimination ： The wires from main board connect to the motors loose connection or open circuit，cause the main board DC24V can’t transfer to the motor 。As Pic 13 and check if the CON48 Kneading motor Plugin on the main board connect Kneading motor plug wire well and turnon .
  • Page 17 IV. Troubleshooting 3──back traveling motor does not work Analysis ▲ 1. The motor fault 2. Wire fault connected 3. The circuit fault 4. The drive board fault field-effect tube Fast recover SF56 Drive bridge LP205D The Failure analysis method ▲ 1.
  • Page 18 3. The circuit fault Reference to picture 2 , the microswitch for limited the up and down travel distance is not fault to give signal to drive board to give travel instruction . The method for checking the fault is two step . 1) Reference to picture 2 , check the wire which is for connect the CON22 plug in drive board with the microswith , whether the wire plug is good connected .
  • Page 19 4. Drive board fault Picture 16 or 18 , measure the travel motor patch switch 4148, patch resistance R77,R44, Drive axle LP205D, Electrolytic capacitor whether they are fault. Check drive axle with signal, with the signal input the fault is from the Drive axle and the drive board circuit, if without signal input, the fault is from the chip program or the circuit, repair or exchange the drive board.
  • Page 20 3. One actuator working on signal direction Reference to picture 20 and 21, The “942H-2C-12DS”relay or “8050” SMD triode in Q20/Q17 fault, repair or exchange drive board Triode S8050 start signal Relay 942H-2C-12DS polarity exchange Chip SMT132F103 signal control 图 Self-recovery insurance tube WH60-300 Patch field effect tube IRF3607 on-off control voltage WH60-300...
  • Page 21 IV. Troubleshooting 4——Airbag function abnormal Airbag function abnormal shows as follows: ▲ 1. Air pump could not start makes the air function can’t work 2. Air pump could not cut off 3. A group of airbags could not inflate 4. A group of airbags could not deflate Details failure analysis method ▲...
  • Page 22 Solenoid valve of calf rest Chip controls the air pump on or off signal field- effect tube STN4828 solenoid valve of armrest manifold block 74HCT595 Optocoupler 3023 Power AC24V of air pump silicon controlled BCR5PM Audion S8050 Silicon control optocoupler 3022 AC24V power output BCR5PM Figure 23.
  • Page 23 Picture 24 valves driving circuit diagram 1.Single airbag doesn’t deflate 1) The air pipe is folded course the air doesn’t deflate, please unfold the air pipe. 2) the “SIN4828” patch field tube or other “74H595” patch integration badness, which are controls the valves, repair or change the mother board can solve the problem ▲the relations of air pump and valves between the airbag massage function The air sources if getting from the air pump, which works after get AC24V power from the mother board, then the...
  • Page 24 IV Troubleshooting 6---foot roller abnormal ▲causes of foot rollers don’t work 1. motor defect CON31 green ： fast recover SF56 paster field-effect tube motor drive PMD2001D motor IRF3607 2. cable unconnected 3.main PCB board defect Foot roller connecter Figure 25. Foot roller motor and connecter picture Figure 26·Foot roller drive circuit picture ▲specific failure analysis method 1.
  • Page 25 2. Wires disconnect The connecting wire from mother board to motor may disconnect or coil open, makes the voltage DC24V could not pass from mother board to motor. Picture 26, please check if it is well connected of the connecting wire CON31 from mother board to foot motor connector. If the wire connecter is correct with electricity current, please check the mother board 3.
  • Page 26 back heating does not work Troubleshooting 7── Failure performance of heating function ▲ 1. No heating 2. Cannot stop heating Specific trouble shooting method ▲ 1. No heating trouble shooting method： 1) Heating fuse is damaged：See figure 28，the resistance value of heating fuse in back cushion changes or open circuit will cause no heating.
  • Page 27 2. Cannot stop heating trouble shooting method： See figure 29, the “BCR5PM”controlled silicon which control heater fuse on-off breakdown, or the front “3150”optocoupler、 “8650”patch triode which control signal are damaged. It will cause can’t stop power supply. Repair or replace mainboard. SMD transistor 8050 Optocoupler 3023 Silicon controlled BCR5PM...

  • Page 28: Disassemble Diagram Of Parts Of The Mechanism

    V. Disassemble diagram of parts of the mechanism 1——armrest disassembly 1、Firstly, rise the leg to the top or remove it, then remove the front sealing plate.（Attention: the 2、Remove the armrest front 2 screws（Attention: There is a plastic chair need recline while remove the below row of screws） spacer sleeve between upper armrest and seat frame）...
  • Page 29 5、Remove this screw which in the inner side of the 6、Remove the armrest by shaking the armrest like orange arrows shown in the picture. back. 7、Space capsule removal procedure，remove the 8 screws on both sides of inner back ，shaking forward and down to remove the space capsule.
  • Page 30 V. Disassemble diagram of parts of the mechanism 2──upper arm massager assembly ▲ As shown red circle in picture，put a piece of paper in the gap of shoulder decorative part. Then, use straight screwdriver inside and remover the shoulder decorative part from upper arm massager。Remove the 6 screws which fix arm massager to back steel frame(as shown blue arrow in picture).

  • Page 31: Study & Conclusion

    VI. Study & Conclusion Essential basic requirements of excellent after service engineer： 1. Have primary electronic knowledge, know common components and parts and their function。 2. Can use multimeter expertly, distinguish components good or not by using multimeter。 3. Know relationship of entire massage chair interior power supply conversion and supply，can lock the problem in the smallest range quickly.