Encore Medical Chattanooga Tru-Trac Model 4779 Manuals

Manuals and User Guides for Encore Medical Chattanooga Tru-Trac Model 4779. We have 1 Encore Medical Chattanooga Tru-Trac Model 4779 manual available for free PDF download: Service Manual

Encore Medical Chattanooga Tru-Trac Model 4779 Service Manual

Encore Medical Chattanooga Tru-Trac Model 4779 Service Manual (82 pages)

Traction Unit

Brand: Encore Medical | Category: Medical Equipment | Size: 3 MB

Table of Contents

Table of Contents
2
Foreword
3
1 Theory of Operation
4
Overview
4
2 Safety Precautions
5
Precautionary Definitions
5
Precautionary Instructions
5
3 Nomenclature
8
TruTrac and Tx Unit External Components
8
Internal Components
9
4 Specifications
10
Physical Specifications
10
5 Troubleshooting
11
TruTrac and Tx Error Messages
11
TruTrac and Tx Traction Unit Testing
16
Visual Inspection
17
Ground Resistance Test
17
Leakage Tests
17
On/Off Switch Test
18
On/Off Switch Troubleshooting
18
Patient Interrupt Switch Test
19
Cord Release and Retract Test
20
Cord Release Troubleshooting
21
Load Cell Test
23
Load Cell Troubleshooting
24
Touch Screen Test
26
Touch Screen Troubleshooting
27
Power Supply Troubleshooting
28
6 Removal & Replacement
29
Side Cover Removal & Replacement
29
Top and Cord Guide Cover Removal & Replacement
30
Rear Cover Removal & Replacement
31
Front Cover Removal & Replacement
32
Motor Control Board Removal & Replacement
34
Touch Screeen Assembly Removal & Replacement
35
Load Cell Assembly Removal & Replacement
37
Clamp Spring Assembly Removal & Replacement
39
Traction Cord Removal & Replacement
40
Cord Tension Spring Removal & Replacement
46
Solenoid Assembly Removal & Replacement
48
Power Supply Removal & Replacement
49
Motor Assembly Removal & Replacement
51
Motor Drive Gear Removal & Replacement
53
7 Calibration
54
Unit Calibration
54
Touch Screen Calibration
57
Unit Burn in
58
8 Parts
59
Top Cover Assembly
59
Side Covers
60
Front and Rear Covers
61
Base and Extrusion Assembly
62
Chassis Assembly
63
Traction Cord Spring Assembly and Power Supply
64
Solenoid and Clamp Assemblies
65
Large Driven Gear and Spool Assembly
66
9 Schematics
67
TruTrac and Tx Traction Unit Schematics
67
Control Board
68
Motor Control Board
71
Patient Interrupt Switch
73
Serial Interface
74
Smart Card
75
Block Diagram
76
10- Special Fixtures
77
Calibration Fixture
77
11 Warranty
81

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