TXR 325M - Installation Manual

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MEDICAL SYSTEMS

Technical Publication

M-2008-7-13

Installation Manual

STANDARD FREQUENCY SERIES GENERATORS

Contents: Models

TXR 325D

TXR 325M

TXR 425

TXR 525SFQ

Main Page

Table of Contents7
Component Location12
Introduction13
Tools and Test Equipment13
Pre-Installation Check13
Unpacking and Installation14
Standard Frequency - Line Powered16
Cable Connections16
Cable Routing Inside Console16
Power Line Connections16
HV Transformer Connection17
X-Ray Tube Connections18
High Voltage Cables18
Stator Cables - Fans - Thermal Switch18
Anode Starter19
Interconnection Cables20
Collimator Error Signal22
Door Interlock Signal22
Warning Light Signal22
Audible Signal22
Collimator Lamp and System Locks22
Buckys22
Final Installations and Checks23
High Voltage Transformer23
Cabling Fastening and Covers23
Checks for Installing X-Ray Systems24
Install X-Ray Tubestand24
Fastening X-Ray Tube to the Tubemount25
Collimator Installation25
Skin Guard Installation26
Setting the Line Straps27
X-Ray Control Check out Procedure27
X-Ray Beam Quality and Alignment Procedures27
Calibrating the X-Ray Control28
Adjusting the Timer28
Adjusting the Miliampere Stations28
Ma/Mas Calibration Procedure28
MA Stabilizer Output Adjustment28
Testing and Calibrating KVP28
KVP Calibration Procedure28
Space Charge Compensation29
Space Charge Calibration Procedure29
Radiation Safety30
Focal Spot to Skin Distance30
Reference Axis30
Focal Spot to Image Receptor Distance30
Attenuation of the X-Ray Beam30
Collimator Operational Check out Procedure31
Illuminating Light Field31
Check Shutter Movement and Sizing31
Light Field / X-Ray Field Congruence Test31
Focal Spot to Test Pattern Placement31
SID to Test Pattern31
Centering Cassette to Light Field32
Reducing Size of X-Ray Field32
Identifying Light Field Edges32
Exposing Test Film32
Measuring Light to X-Ray Film Differences32
Long and Cross Axis Accuracy32
Determining Maximum Error32
Ray Light Field / X-Ray Beam Adjustments33
Adjustment and Alignment Procedures34
Field Projection Lamp and Mirror Adjustment34
Review Congruence Test Results34
Remove Lamp Housing Heat Shield34
Setting Long Light Field34
Securing Long Light Field34
Setting Cross Table Light Field34
Adjusting Light Field to Smaller Size34
Adjusting Light Field to Larger Size34
Confirming Settings And Adjustments34
Cross Hair Window Adjustment35
Removing Spacers35
Loosen Plastic Window35
Align Window to Test Pattern35
Re-Install Collimator Covers35
Bucky Centering Light- Line Adjustment35
Checking Bucky Centering Light35
Remove Rear Cover35
Loosening Bracket35
Adjust Light Line35
Long and Cross Shutter Adjustment38
Remove Dials38
Center and Set SID to Test Pattern38
Setting the Light Field Indicators38
Check Light Field Tracking38
Beam Quality - Compliance Verification40
Verification Tests To Be Performed40
Minimum Beam Quality Requirements - Total Filtration40
Method I - Visual Determination40
Method II - Standard Absorber Method42
Method III - BRH/FDA Compliance Test42
XR 8-2.14 Visual Definitions - Radiograph Of X-Ray Light Field46
Method I - BRH/FDA Compliance46
Method II - Metal Marker Method48
Method III - Alternate Test Stand Method50
Intensity of Light Field Illumination52
Requirement - Direct Test52
Method II - Indirect Test53
XR 8-2.17 X-Ray Field/Receptor Center Alignment - Direct Test54
XR 8-2.18 Indication of X-Ray Field Size - Direct Test55
XR 8-2.20 X-Ray Field Limitation and Alignment56
Method I - BRH/FDA Test Stand Method56
Method II - Alternate Test Stand Method57
Verification Of Compliance - Record Sheet58
Operating Intructions for Installers59
Product Similiarity59
Milliampere Selector59
Focal Spot Selection59
MA Display60
KV Display and Selectors60
Timer and Time Selector60
MAS / ERROR Code Displays60
Bucky Selector60
Exposure Controls and Indicators60
Prep Pushbutton61
Ready Indicator61
Exposure Pushbutton61
Exposure Indicator61
Generator Test Procedure61
Tube Ratings and Charts62
X-Ray Tube and Focal Spot Ratings62
Anode Heat Storage Ratings62
Seasoning X-Ray Tube62
Tube Charts63
Tube Limit Software - Txr-325D66
Tube Limit Selection Table67
Tube Limit Chart - Rad 867
Tube Limit Chart - Rad 7468
Load Line Chart 5769
Measurement Basis70
Kilovolts Peak Basis70
Maintenance71
Circuit Breaker / Fuse Locations71
Kilovoltmeter Calibration71
Milliamp Meter Calibration71
Servicing High Voltage Transformer71
Servicing the X-Ray Tube72
Circuit Theory / Troubleshooting72
KVP Meter72
Mas/Error Code Meter73
MA Display73
Testing Hv Rectifiers73
Error Code Chart73
Maintenance Schedule for Radiation Safety74
Tube Assemblies74
Generators and Controls74
Attenuation of the X-Ray Beam75
Cassette Holders75
Beam Limiting Devices76
Schematics / Drawings78
Standard Frequency Series Controls78
Mother Board79
Ma Meter80
Kvp Meter80
Rotor Control81
High Voltage Diode Board82
Timer - T-7776Cx83
Timer - T-7776A84
Txr 325-1 and Txr 625-1 Hv Transformer85
Thermal and Ma Calibration Board Interconnects86
Kvp Meter Adjustments87
Data88
Installation Data88
Maintenance History88
Calibration Data Sheet89
Warranty90
Assigned Model and Serial Numbers90

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