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Explains the tapping motor's role in moving massage balls up/down.
Describes the massage motor for crosswise movement and ball positioning.
Details the strength motor's function in moving the massage unit forward/backward.
Explains the elevation motor's function in moving the massage unit up/down.
Details how the shoulder gripping and massaging feature operates.
Describes the sensor's use of physiological factors for stiffness detection.
Explains how stiffness is indicated on the remote controller.
Instructions on how to access and navigate the service mode.
Procedure to clear stored error messages and indications.
Diagnosing and resolving issues related to the power supply.
Troubleshooting problems with remote control communication.
Diagnosing and fixing sensor communication errors.
Resolving issues with massage and tapping modes.
Diagnosing problems with the strength motor's movement.
Diagnosing and resolving elevation motor movement problems.
Diagnosing issues with the back rest's reclining movement.
Resolving issues with the foot rest's reclining movement.
Fixing heater, sensor, and general power supply problems.
Steps for replacing the main and power printed circuit boards.
Procedure for replacing the solenoids in the air system.
Steps for replacing air pump, transformer, and reactor components.
Instructions for replacing the reclining motors (back and foot rest).
Procedure to replace the power switch and current fuse.
Steps for replacing the remote control unit.
Procedure for replacing the massage chair sensor.
Detailed steps for removing the main massage unit.
Instructions for correctly reassembling the massage unit.
Steps for replacing strength PCBs and strength motor.
Procedure for replacing massage PCBs and massage motor.
Steps for replacing tapping and elevation PCBs.
Procedure for replacing the elevation motor.
Steps for replacing the tapping motor.
Procedure for replacing the massage gearbox.
Steps for replacing the elevation limit switch.
Procedure for replacing the volume rotary control.
Steps for replacing the main transformer.
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