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TABLE OF CONTENTS
1 INTRODUCTION ..................................................................................................................1
1.1 SPECIFICATIONS ....................................................................................................................................2
2 566 TOPSIDE PROCESSOR ..................................................................................................3
3 4200 TELEMETRY...............................................................................................................4
3.1 SPECIFICATIONS ....................................................................................................................................4
4 4200 TOWFISH....................................................................................................................5
5 TOW CABLE........................................................................................................................7
6 DEPLOYMENT.....................................................................................................................7
6.1 OPTION 1(KEVLAR TOW CABLE)...........................................................................................................7
6.1.1 Cable Attachment.............................................................................................................................8
6.1 OPTION 2(STEEL ARMORED TOW CABLE)...........................................................................................10
6.2.1 Cable Attachment...........................................................................................................................10
7 TROUBLESHOOTING &REPAIR .......................................................................................11
7.1 ACCESS/REMOVAL ..............................................................................................................................11
7.1.1 Tools..............................................................................................................................................11
7.1.2 Preliminary.....................................................................................................................................11
7.1.3 Electronics Assembly Removal.....................................................................................................12
7.1.4 Transducer Removal......................................................................................................................14
7.2 TROUBLESHOOTING.............................................................................................................................14
7.2.1 Equipment Required ......................................................................................................................14
7.2.2 General Troubleshooting ...............................................................................................................15
7.2.2.1 Transmission Verification....................................................................................................................15
7.2.2.2 Sonar Processor and Data Link............................................................................................................16
7.2.2.3 Topside Power Unit.............................................................................................................................16
7.2.2.4 Command and Data Link.....................................................................................................................16
7.2.2.5 Data link ..............................................................................................................................................17
7.2.2.6 Towfish................................................................................................................................................17
7.2.2.7 Tow Cables..........................................................................................................................................19
7.3 REPAIR ................................................................................................................................................21
7.3.1 Damaged Tail Fins.........................................................................................................................21
7.3.2 Transducers....................................................................................................................................21
7.3.3 Towfish Rearming .........................................................................................................................21
7.4 TROUBLESHOOTING GUIDE .................................................................................................................22
7.4.1 Non Deployment Tests ..................................................................................................................22
7.4.2 Pre-Deployment Rub Test..............................................................................................................25
7.4.3 Deployment Tests when Operational.............................................................................................26
8 TOW CABLES AND CONNECTIONS ...................................................................................30
8.1 4200 TELEMETRY................................................................................................................................30
8.2 ARMORED TOW CABLE TERMINATION.................................................................................................32
9 4200-FS TOWFISH PARTS LIST .......................................................................................33
10. RETURNED MATERIAL AUTHORIZATION........................................................................34
