TM-9-1290-365-24-P

PALADIN MUZZLE VELOCITY SYSTEM M93 UPGRADED

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

OCTOBER 2000
TM-9-1290-365-24-P

  TM-9-1290-365-24-P - Page 235 of 334

ARMY TM 9-1290-365-24&P
h. Do not apply insulation compound to 7 mounting holes on either side of PWB, or to the bottom of 3
TO-247 heatsinks.
i.
Apply silicon compound per MIL-C-47113 between Q1, Q3, Q4 and heatsink, and between
heatsink and cover.
j.
Connectors shall be mounted flush to board. No angle allowed.
k. Apply primer MIL-S-22473 grade T and sealing compound MIL-S-22473 grade CV to threads.
I.
If output voltage is readjusted, remove the previous marking and mark the new voltage.
D.6.5 Power Supply Module Disassembly.
D.6.5.1 REMOVAL. If necessary, remove power supply module lAW para. D.4.6.7.
NOTE
Disassemble power supply module only to the extent necessary to perform the required
maintenance task.
D.6.5.2 POWER SUPPLY MODULE DISASSEMBLY. Refer to Figure D-25.
a. Remove four spacers (9) from cover (7).
b. Remove seven nuts (3), seven lock washers (4), and seven flat washers (5) from CCA (1).
c. Remove six screws (6) from cover (7).
d. Separate CCA (1) from cover (7).
D.6.5.3 TO-S HEATSINK DISASSEMBLY. Refer to Figure D-25.
a. Remove screw (14) and flat washer (15).
b. Remove heat sink (11) and insulator (12) from CCA (1).
c. Using soldering iron, unsolder three leads of TO-5 component (10) from CCA (1).
d. Remove TO-5 component (10) and insulator (13) from CCA (1).
D.6.5.4 TO-247 HEATSINK DISASSEMBLY Refer to Figure D-25.
a. Using soldering iron, unsolder three (or six, depending on heatsink) leads of TO-247 component
(20) from CCA (1).
b. Remove two screws (17) and two flat washers (18).
c. Remove heatsink (16) from CCA (1).
d. Remove screw (21), lock washer (22), and flat washer (23) from TO-247 component (20).
e. Remove TO-247 component (20) from heatsink (16).
D.6.6 Cleaning.
Refer to para. 3.1.3 in Chapter 3 of this manual.
D.6.7 Visual Inspection.
Refer to Figure D-25.
a. Inspect connectors for damaged pins and foreign matter.
b. Inspect all components for secure attachment.
c. Inspect all parts for damage, wear, and deterioration.
d. Inspect all parts for nicks, scoring, dents, scratches, and broken runs.
e. Inspect all electronic components for indication of overheating, cracked bodies, loose terminals,
broken leads, cold solder joints, and other indications of damage or deterioration.
D-65


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