TM-9-1240-401-34-P
TELESCOPE MOUNT M146: M118A2 AND M118A3; TELESCOPE MOUNT M145: M145A1; PANORAMIC TELESCOPE: M117 AND M117A2; FIRE CONTROL QUADRANT: M15; PERISCOPE: M42
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
JULY 1993
TM-9-1240-401-34-P - Page 50 of 590
TM 9-1240-401-34&P
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2-12. BRACKET ASSEMBLY MAINTENANCE INSTRUCTIONS
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This task covers:
a. Dissassembly b. Repair c. Assembly
INIAL SETUP UP
.
Tools
Tool Kit, Electronic System, Repair, Field Mainte-
nance (SC51 80-95-CL-B29)
TM 9-254
M146 telescope mount removed from howitzer
(TM 9-2350-312-20-2)
Lockwashers
(4) (Item 72,
appx E)
Disassemble M146 telescope mount (ref. para
2-11)
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a. Disassemble
Remove arm (1) from elevation bracket (2) by
removing four cap screws (3), four Iockwashers (4),
and two headless straight pins (5). Discard
Iockwashers
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b. Repair
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1 Remove corrosion, grease, and dirt from all parts.
Refer to TM 9-254 for cleaning instructions.
2 Visually inspect for missing or damaged parts.
3 Repair or replace parts in accordance with author-
ized parts listed in appendix D.
!
c. Assemblv
Install arm (1) on elevation bracket (2) by installing
two headless straight pins (5), four new lock-
washers (4), and four cap screws (3).
2-16
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