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Chattanooga Group TRITON 4749 - User Manual

Chattanooga Group TRITON 4749
87 pages
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© 2006 Encore Medical, L.P.
ISO 13485 Certifi ed
Traction Unit
Applies to Serial numbers 1000 and above
International Model- 4749
International with sEMG Model- 4798
Domestic Model- 4739
Domestic with sEMG Model- 4778
Domestic DTS Model- 2841
SERVICE MANUAL

Table of Contents

Questions and Answers

Summary

FOREWORD

THEORY OF OPERATION

1.1 OVERVIEW

Describes the Triton traction unit's hardware and software components and their communication.

SAFETY PRECAUTIONS

2.1 PRECAUTIONARY DEFINITIONS

Defines symbols used for safety instructions like Caution, Warning, Danger, and Notes.

2.2 PRECAUTIONARY INSTRUCTIONS

Provides general safety instructions and cautions for unit operation.

NOMENCLATURE

3.1 TRITON UNIT EXTERNAL COMPONENTS

Identifies major external components of the Triton traction unit with a diagram.

3.2 INTERNAL COMPONENTS

Identifies major internal components of the Triton traction unit with a diagram.

SPECIFICATIONS

4.1 PHYSICAL SPECIFICATIONS

Lists physical dimensions, weight, power, and regulatory compliance of the unit.

TROUBLESHOOTING

5.1 TRITON ERROR MESSAGES

Lists error codes, definitions, probable causes, and possible remedies for user-correctable warnings.

5.2 TRITON TRACTION UNIT TESTING

Outlines general electronic testing, replacement component availability, and test procedures.

5.3 VISUAL INSPECTION

Describes how to visually inspect the unit for abuse or internal problems.

5.4 GROUND RESISTANCE TEST

Details specifications, equipment, and procedure for performing a ground resistance test.

5.5 LEAKAGE TESTS

Provides warning and requirements for dielectric withstand and leakage tests.

5.6 ON;OFF SWITCH TEST

Specifies the test for the ON/OFF switch functionality.

5.7 ON;OFF SWITCH TROUBLESHOOTING

Outlines troubleshooting steps for the ON/OFF switch, including multimeter usage.

5.8 PATIENT INTERRUPT SWITCH TEST

Describes how to test the Patient Interrupt Switch and interpret results.

5.9 CORD RELEASE AND RETRACT TEST

Details the procedure for testing the cord release and retraction functions.

5.10 CORD RELEASE TROUBLESHOOTING

Provides troubleshooting steps for cord release issues, focusing on solenoid and motor control board.

5.11 LOAD CELL TEST

Explains how to test the load cell by comparing readings with the touch screen.

5.12 LOAD CELL TROUBLESHOOTING

Details troubleshooting steps for load cell voltage issues.

5.13 TOUCH SCREEN TEST

Describes how to test the touch screen's contrast and display functionality.

5.14 TOUCH SCREEN TROUBLESHOOTING

Outlines troubleshooting for touch screen issues, including LED checks and voltage tests.

5.15 POWER SUPPLY TROUBLESHOOTING

Details troubleshooting steps for the power supply, including fuse and output voltage checks.

5.16 SEMG TESTS

Explains how to test the sEMG module using an attenuator and audio signal generator.

REMOVAL & REPLACEMENT

6.1 SIDE COVER REMOVAL & REPLACEMENT

Provides step-by-step instructions for removing and replacing the unit's side covers.

6.2 TOP AND CORD GUIDE COVER REMOVAL & REPLACEMENT

Details the process for removing and replacing the top and cord guide covers.

6.3 REAR COVER REMOVAL & REPLACEMENT

Outlines the procedure for removing and replacing the unit's rear cover.

6.4 FRONT COVER REMOVAL & REPLACEMENT

Explains how to remove and replace the front cover of the unit.

6.6 TOUCH SCREEN ASSEMBLY REMOVAL & REPLACEMENT

Provides detailed steps for removing and replacing the touch screen assembly.

6.5 MOTOR CONTROL BOARD REMOVAL & REPLACEMENT

Details the process for removing and replacing the motor control board.

6.7 LOAD CELL ASSEMBLY REMOVAL & REPLACEMENT

Outlines the procedure for removing and replacing the load cell assembly.

6.8 CLAMP SPRING ASSEMBLY REMOVAL & REPLACEMENT

Explains how to remove and replace the clamp spring assembly.

6.9 TRACTION CORD REMOVAL & REPLACEMENT

Details the process for removing and replacing the traction cord.

6.10 CORD TENSION SPRING REMOVAL & REPLACEMENT

Explains how to remove the cord tension spring housing.

6.11 SOLENOID ASSEMBLY REMOVAL & REPLACEMENT

Provides steps for removing and replacing the solenoid assembly.

6.12 POWER SUPPLY REMOVAL & REPLACEMENT

Details the procedure for removing and replacing the power supply unit.

6.13 MOTOR ASSEMBLY REMOVAL & REPLACEMENT

Explains how to remove and replace the motor assembly.

6.14 MOTOR DRIVE GEAR REMOVAL & REPLACEMENT

Provides steps for removing and replacing the motor drive gear.

6.15 SEMG MODULE REMOVAL & REPLACEMENT

Details how to remove and replace the sEMG module.

CALIBRATION

7.1 UNIT CALIBRATION

Outlines the general information and procedure for calibrating the unit.

7.2 TOUCH SCREEN CALIBRATION

Explains how to calibrate the touch screen.

7.3 UNIT BURN IN

Details the procedure for performing a minimum two-hour burn-in test.

PARTS

8.1 TOP COVER ASSEMBLY

Lists parts for the top cover assembly with an exploded view.

8.2 SIDE COVERS

Lists parts for the side covers with an exploded view.

8.3 FRONT AND REAR COVERS

Lists parts for the front and rear covers with an exploded view.

8.4 BASE AND EXTRUSION ASSEMBLY

Lists parts for the base and extrusion assembly with an exploded view.

8.5 CHASSIS ASSEMBLY

Lists parts for the chassis assembly with an exploded view.

8.6 TRACTION CORD SPRING ASSEMBLY AND POWER SUPPLY

Lists parts for traction cord spring and power supply assemblies.

8.7 SOLENOID AND CLAMP ASSEMBLIES

Lists parts for the solenoid and clamp assemblies with an exploded view.

8.8 LARGE DRIVEN GEAR AND SPOOL ASSEMBLY

Lists parts for the large driven gear and spool assembly with an exploded view.

SCHEMATICS

9.1 TRITON TRACTION UNIT SCHEMATICS

Provides general information regarding PCB troubleshooting and schematics.

SPECIAL FIXTURES

Calibration Fixture

Introduces the calibration fixture and notes for its use.

WARRANTY

Chattanooga Group TRITON 4749 Specifications

General IconGeneral
BrandChattanooga Group
ModelTRITON 4749
CategoryMedical Equipment
LanguageEnglish

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