tm 9-4931-381-14&p-3
TRANSCRIPT
T M 9 - 4 9 3 1 - 3 8 1 - 1 4 & P - 3
T E C H N I C A L M A N U A L
O P E R A T O R ’ S O R G A N I Z A T I O N A L , D I R E C T S U P P O R T ,
A N D G E N E R A L S U P P O R T M A I N T E N A N C E M A N U A L
I N C L U D I N G R E P A I R P A R T S A N D S P E C I A L T O O L S
L I S T ( I N C L U D I N G D E P O T M A I N T E N A N C E R E P A I R
P A R T S A N D S P E C I A L T O O L S )
VOLUME. VS C H E M A T I C S
T H E R M A L S Y S T E M T E S T S E T
( 4 9 3 1 - 0 1 - 1 1 9 - 7 0 9 2 )
DISTRIBUTION STATEMENT: Approved for public release; distribution is unlimited.
HEADQUARTERS, DEPARTMENT OF THE ARMY
DECEMBER 1986
WARNING
HIGH VOLTAGE
is used in the operation of this equipment.
DEATH ON CONTACT
may result if personnel fail to observe safety precautions.
Never work on electronic equipment unless there is another person nearby. He should befamiliar with the operation and hazards of the equipment. He should also be competent ingiving first aid. When the technician is helped by operators, he must warn them aboutdangerous areas.
The power supply to the equipment must be shut off before beginning work on the equipment.Take special care to ground every capacitor Iikely to hold a dangerous potential.
Be careful not to contact high-voltage connections when installing or operating this equipment.
When possible, keep one hand away from the equipment to reduce the hazard of current flowingthrough vital organs of the body.
WARNING
Do not be misled by the term “low voltage.” Potentials as low as 50 volts may cause death.
For artifical respiration, refer to FM 2I-II.
WARNING
RADIATION HAZARD
The anti-reflective coating on all infrared optics contains thorium fluoride which is slightlyradioactive. The only potential hazard involves ingestion (swallowing or inhaling) of thiscoating material. Dispose of broken lens, etc., in accordance with AR 385-II.
DON’T TAKE CHANCES!
TM 9-4931-381-14&P-3
HEADQUARTERSDEPARTMENT OF THE ARMY
WASHINGTON, D.C. 31 December 1986
TECHNICAL MANUAL
OPERATOR’S, ORGANIZATIONAL,
DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL
INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
INCLUDING DEPOT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS
THERMAL SYSTEM TEST SET
(4931-01-119-7092)
RPSTL current as of technical manual date
Software PN 12303273 Revision C, current as of technical manual date.
Reporting Errors and Recommending Improvements
You can help improve this manual. If you find any mistakes or if youknow a way to improve the procedures, please let us know. Mai I yourle t te r DA Form 2028 (Recommended Changes to Pub l i ca t ion andBlank Forms), or DA Form 2028-2 located in back of th is manualdirect to: Commander, US Army Armament, Munitions and ChemicalCommand, ATTN: A M S M C-M A S, Rock Island, IL 61299-6000. A replywill be furnished to you.
DISTRIBUTION STATEMENT: Approved for publ ic re lease; d i s t r i b u t i o n i s u n l i m i t e d .
NOTE
This manual is divided into three bindings. The first binding consists ofvolumes I, II, and III and front matter for all three bindings. The secondbinding consists of volume IV and an index for volumes I through IV.Test set schematic and functional diagrams are contained in the thirdbinding.
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TM 9-4931-381-14&P-2
LIST OF ILLUSTRATIONS
FIGURE TITLE PAGE
FO-1
FO-2
FO-3
FO-4
FO-5
FO-6
FO-7
FO-8
FO-9
FO-10
FO-11
FO-12
FO-13
FO-14
FO-15
FO-16
FO-17
FO-18
FO-19
Thermal System Test Set (TSTS) Functional BlockDiagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FP-1
Internal Harness Interconnection Diagram . . . . . . . . . . . . . . . . FP-5
Panel Assembly Al Schematic Diagram . . . . . . . . . . . . . . . . . . . . . FP-7
IDU Simulator Assembly A2 Schematic Diagram . . . . . . . . . . . . . FP-13
DSSMotherboard Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . FP-15
Electronic Unit (EU) A4 Schematic Diagram . . . . . . . . . . . . . . . FP-25
Load Bank A5 Schematic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . FP-31
Power Module A6 Shematic Diagram . . . . . . . . . . . . . . . . . . . . . . . . FP-37
Power Control Unit (PCU) A6A1 Schematic Diagram . . . . . . . . . FP-45
Common Power Control Unit (PCU) A6A1 Schematic Diagram . . FP-47
Internal TTS Interconnect Harness W13 Wiring Diagram . . . . FP-49
Internal TIS Interconnect Harness W14 Wiring Diagram . . . . FP-51
Internal PCU Interconnect Harness W15 Wiring Diagram . . . . FP-55
Internal Panel Interconnect Harness W16 Wiring Diagram . . FP-61
Internal Power Distribution Harness W17 Wiring Diagram . . FP-63
Internal TIS Interconnect Harness W19 Wiring Diagram . . . . FP-65
Shorting Plug Connectors Wiring Lists . . . . . . . . . . . . . . . . . . . FP-67
PCU Holding Fixture Schematic Diagram . . . . . . . . . . . . . . . . . . . FP-69
Cable Assembly W9/Video Multiplexer Assembly SchematicDiagram . . . . . . . . . . . . . . . . . . . . . . . . . . FP-71
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TM 9-4931-381-14&P-3
APPENDIX A
SCHEMATIC DIAGRAM ELECTRICAL SYMBOLS
A-1. Genera!. The following symbols are used in schematic diagrams throughoutthis manual. Use this appendix to detirmine what each symbol represents.
A-1/(A-2 blank)
By Order of the Secretary of the Army:
JOHN A. WICKHAM, JR.General, United States Army
Chief of Staff
Official:
R. L. DILWORTHBrigadier General, United States Army
The Adjutant General
D I S T R I B U T I O N :
To be distributed in accordance with DA Form 12-41, Direct and General
Support Maintenance requirements for Sighting Components. Fire Control, for
M1 Tank.
TM 9-4931-381-14&P-3
FO-2. Internal Harness Interconnect ion Diagram
FP-5/(FP-6 blank)
T M 9 - 4 9 3 1 - 3 8 1 - 1 4 & P - 3
FO-14. Internal Panel Interconnect Harness W16Wiring Diagram
FP-61/(FP-62 blank)
T M 9 - 4 9 3 1 - 3 8 1 - 1 4 & P - 3
FO-16. Internal TIS Interconnect Harness W19 WiringDiagram
FP-65/(FP-66 blank)
TM 9-4931-381-14&P-3
FO-18. PCU Heatsink Holding Fixture SchematicDiagram
FP-69/(FP-70 blank)
PIN: 061519-000
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