Table of Contents

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TR31/TR32/TR33 Treadmill Repair Manual
SPORTS ART INDUSTRIAL CO., LTD.
Version1 2007/03/21

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Summarization of Contents

Chapter 1: Introduction and Components
1-0-0 TR31/TR32/TR33 Introduction
Overview of the treadmill model and manual contents.
1-1-1 TR33 Illustration
Visual representation of the TR33 treadmill.
1-1-2 TR33 Components – Display Area
Identification of components in the display console area.
1-1-3 TR31/TR32/TR33 Components – Motor Area
Identification of components located in the motor area.
1-1-4 TR33 Display Illustration
Detailed view of the TR33 model's console display.
1-1-5 TR31/TR32 Display Illustration
Detailed view of the TR31/TR32 models' console display.
1-1-6 TR33 Display Components – Display Board (Front)
Front view of the TR33 display board components.
1-1-7 TR33 Display Components – Display Board (Back)
Back view of the TR33 display board components.
1-1-8 TR31/TR32 Display Components – Display Board (Front)
Front view of the TR31/TR32 display board components.
1-1-9 TR31/TR32 Display Components – Display Board (Back)
Back view of the TR31/TR32 display board components.
1-1-10 TR31/TR32/TR33 Drive Board Components
Identification of components on the main drive board.
1-1-11 TR31/TR32/TR33 Display Components – Other
Identification of other display-related components.
1-1-12 TR31/TR32/TR33 Electronic Components – Other
Identification of other electronic components.
Chapter 2: Specifications and Console Functions
2-0-0 Specifications
Overview of the treadmill specifications section.
2-1-1 TR33 Specifications
Detailed specifications for the TR33 treadmill model.
2-1-2 TR33 Display Functions
Explanation of the TR33 console display's functions.
2-1-3 TR33 Indicator LEDs
Definitions and meanings of the TR33 console indicator LEDs.
2-1-4 TR33 Display Key Functions
Description of the function for each key on the TR33 console.
2-2-1 TR31/TR32 Specifications
Detailed specifications for the TR31/TR32 treadmill models.
2-2-2 TR31/TR32 Display Functions
Explanation of the TR31/TR32 console display's functions.
2-2-3 TR31/TR32 Indicator LEDs
Definitions and meanings of the TR31/TR32 console indicator LEDs.
2-2-4 TR31/TR32 Display Key Functions
Description of the function for each key on the TR31/TR32 console.
Chapter 3: Treadmill Operation
3-0-0 Operation
General operation procedures for the treadmill.
3-1-1 Start Key Functions: User and Age
How to set user profile and age settings.
3-1-2 Start Key Functions: Weight and Program
How to set user weight and select exercise programs.
3-1-3 Start Key Functions: Time and Distance Settings
How to input desired time and distance goals.
3-1-4 Start Key Functions: Speed Setting
Procedure for adjusting the treadmill's speed.
3-1-5 Program Mode
How to activate and utilize various exercise program modes.
3-1-6 Programs: Track (TR33 Only)
Instructions for using the 'Track' program on TR33 models.
3-1-7 Programs: WT Loss and CARDIO
Guidance for using the 'Weight Loss' and 'Cardio' programs.
3-1-8 Programs: Glute
Instructions for using the 'Glute' exercise program.
3-1-9 Programs: Zone Trainer
Guidance for utilizing the 'Zone Trainer' exercise program.
3-1-10 Quick Start Key Function
How to initiate an exercise session using the Quick Start key.
3-1-11 Speed Key Function
Explanation of the functionality of the Speed control keys.
3-1-12 Incline Key Function
Explanation of the functionality of the Incline control keys.
3-1-13 Stop Key Function
How to use the Stop key for calibration and pausing.
3-1-14 Fan Key Function
Operation and control of the built-in fan.
3-1-15 Change Key Function
Functionality of the display mode change key.
3-1-16 Change Key Function - User ID Change
Procedure for changing the user ID on the console.
3-1-17 Clear Key Function
How to use the Clear key to cancel errors or reset data.
3-1-18 Cushion Key Function
Operation and adjustment of the cushion system.
Chapter 4: System Block Diagrams
4-0-0 System Block Diagrams
Introduction to the system block diagram section.
4-1-1 Display Board Wire Connections – Block Diagram
Block diagram illustrating display board wire connections.
4-1-2 Drive Board Wire Connections – Block Diagram
Block diagram illustrating drive board wire connections.
Chapter 5: Component Layouts and Connections
5-0-0 Display Board
Overview of display board information.
5-1-1 Display/Drive Board Wire Connection – Block Diagram
Block diagram of display and drive board connections.
5-1-2 TR33 Display Component Placement - Illustration
Placement of components on the TR33 display board.
5-1-3 TR33 Display LED Placement and Definitions - Illustration
Placement and meaning of LEDs on the TR33 display board.
5-1-4 TR33 Display Wire Connections - Illustration
Illustration of TR33 display board wire connections.
5-1-5 TR31/TR32 Display Component Placement - Illustration
Placement of components on the TR31/TR32 display board.
5-1-6 TR31/TR32 Display LED Placement - Illustration
Placement and meaning of LEDs on the TR31/TR32 display board.
5-1-7 TR31/TR32 Display Wire Connections - Illustration
Illustration of TR31/TR32 display board wire connections.
5-2-0 Drive Board
Overview of drive board information.
5-2-1 Drive Board Wire Connection – Block Diagram
Block diagram of drive board wire connections.
5-2-2 Drive Board Component Placement - Illustration
Placement of components on the drive board.
5-2-3 Drive Board LED Indicators 1 - Illustration
Illustration of drive board LED indicators (Set 1).
5-2-4 Drive Board LED Indicators 2 - Illustration
Illustration of drive board LED indicators (Set 2).
5-2-5 Drive Board Connections - Illustration
Illustration detailing the drive board's connections.
5-2-6 Motor Control Jumpers on Drive Board - Illustration
Illustration showing motor control jumpers on the drive board.
Chapter 6: Error Messages and Troubleshooting
6-0-0 Error Messages
Introduction to the treadmill's error message system.
6-1-1 ERR1 – Motor Does Not Move
Troubleshooting steps for ERR1: Motor does not move.
6-1-4 Test for Motor Voltage at the Drive Board
Procedure to test motor voltage at the drive board.
6-2-1 ERR1 – Motor Operates
Troubleshooting steps for ERR1: Motor operates, but no signal.
6-3-1 ERR3: Speed Mismatch
Troubleshooting steps for ERR3: Speed mismatch.
6-4-1 ERR7: Incline Calibration Abnormality
Troubleshooting steps for ERR7: Incline calibration abnormality.
6-4-4 Test of Incline Limiter Switch at the Drive Board
Procedure to test the incline limiter switch on the drive board.
6-5-1 Keys Do Not Operate
Troubleshooting steps for unresponsive console keys.
6-5-3 Display Board Component Placement – TR33 U11 74245
Component placement for TR33 display board U11.
6-5-4 Display Component Placement – TR31/TR32 U11 74245
Component placement for TR31/TR32 display board U11.
6-6-1 Unit Will Not Turn On
Troubleshooting steps for the treadmill not powering on.
6-7-1 Telemetry Heart Rate Malfunction
Troubleshooting steps for telemetry heart rate system malfunctions.
6-8-1 Incline Does Not Operate
Troubleshooting steps for the incline system not operating.
6-8-4 Test for Incline Voltage at the Drive Board
Procedure to test incline motor voltage at the drive board.
6-8-6 Incline Calibration Procedure
Step-by-step guide for performing incline system calibration.
6-9-1 Cushion Adjustment Does Not Operate
Troubleshooting steps for cushion adjustment motor issues.
6-9-4 Test for Cushion Adjustment Motor Voltage at Drive Board
Procedure to test cushion motor voltage at the drive board.
6-10-1 Main Fuse Blows
Troubleshooting steps when the main fuse blows repeatedly.
6-11-1 Service Required
Troubleshooting for motor overheating and 'Service Required' messages.
6-11-4 Thermal Switch and Wire Test
Procedure to test the thermal switch and its wiring.
6-12-1 HTR Malfunction
Troubleshooting steps for Heart Rate Monitor (HTR) malfunctions.
Chapter 7: Component Testing Procedures
7-0-0 Component Testing
Introduction to the component testing procedures section.
7-1-1 EMI Filter Test
Procedure to test the EMI filter for continuity and shorts.
7-2-1 Motor Test
Procedure to test the drive motor's functionality.
7-3-1 Transformer Test
Procedure to test the transformer's output voltages.
7-4-1 Inductor Test Configuration
Procedure to test the inductor's electrical properties.
7-5-1 Drive Motor Voltage Test at the Drive Board
Testing drive motor voltage output from the drive board.
7-6-1 Drive Board IGBT Test
Procedure to test the drive board's IGBT components.
7-7-1 Drive Board VCC Power Test
Procedure to test VCC power supply on the drive board.
7-8-1 Drive Board Incline Motor Power Test
Testing power delivery to the incline motor from the drive board.
7-9-1 Incline Limiter Switch Test
Procedure to test the incline limiter switch.
7-10-1 TR33 Drive Board Cushion Motor Voltage Test
Testing cushion motor voltage output from the drive board.
7-11-1 TR33 Cushion Motor Limit Switch Test
Procedure to test the cushion motor limit switch.
7-12-1 Optic Sensor Signal Test
Procedure to test the optic sensor signal output.
7-13-1 Optic Sensor Signal Test - LED
Testing optic sensor signal using LED indicators.
7-14-1 Safety Key Test
Procedure to test the safety key mechanism.
7-15-1 AC Incline Motor Resistance Test
Procedure to test the resistance of the AC incline motor.
7-16-1 Keypad Test
Procedure to test the functionality of the console keypad.
7-17-1 Display Board VBB Circuit Test
Procedure to test the VBB circuit on the display board.
7-18-1 Display Board VCC Circuit Test
Procedure to test the VCC circuit on the display board.
7-19-1 Telemetry Heart Rate Test
Procedure to test the telemetry heart rate monitoring system.
7-19-2 Static Test and Active Test
Static and active test procedures for the heart rate monitor.
7-20-1 HTR Board LED Indicators
Explanation of the indicators on the HTR board.
7-21-1 HTR System Continuity Test
Procedure for testing the continuity of the HTR system.
7-22-1 TR33 Display Board U6 IC
Location and testing of U6 IC on TR33 display board.
7-22-2 TR31 and TR32 Display Board U6 IC
Location and testing of U6 IC on TR31/TR32 display boards.
7-22-3 Drive Board LED6 MC Indicator
Identification of the LED6 MC indicator on the drive board.
Chapter 8: Incline and Cushion Calibration
8-0-0 Incline and Cushion Calibration
Introduction to the incline and cushion calibration procedures.
8-1-1 AC Incline System Calibration – Software
Software-based calibration procedure for the AC incline system.
8-2-1 AC Incline System Calibration – Hardware
Hardware-based calibration procedure for the AC incline system.
8-3-1 TR33 AC Cushion System Calibration – Software
Software-based calibration procedure for the TR33 cushion system.
8-4-1 AC Cushion System Calibration – Hardware
Hardware-based calibration procedure for the AC cushion system.

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