TM-9-2350-311-34-2

CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS HOWITZER, MEDIUM, SELF-PROPELLED, 155MM

TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE MANUAL

SEPTEMBER 1994
TM-9-2350-311-34-2

  TM-9-2350-311-34-2 - Page 24 of 552

TM 9--2350--311--34--2
1--4
Change 2
1--4
CALIBRATION
For fire control alinement tests and measurements, refer to TM 9--2350--311--10.
For illustration and description of how to synchronize, adjust, and test the M109 series sighting and fire control equipment,
refer to TM 9--2350--311--20--2.
For direct and general support maintenance procedures and Repair Parts and Special Tools List (RPSTL) on
M117/M117A2 panoramic telescope, M145/M145A1 telescope mount, M118A2/M118A3 elbow telescope, M146
telescope mount, M15 elevation quadrant, and M42 tank periscope, refer to TM 9--1240--401--34&P.
For M1A1 collimator maintenance procedures and RPSTL, refer to TM 9--1240--324--34&P.
1--5
PREPARATION FOR STORAGE OR SHIPMENT
Instructions on proper storage and shipment of the M109 self-propelled howitzer are covered in TM 9--2350--311--20--2.
1--6
OFFICIAL NOMENCLATURE, NAMES, AND DESIGNATIONS
Nomenclature in this manual was chosen in accordance with the terms used for provisioning as they appear in the RPSTL
(TM 9--2350--311--24P--2) and Maintenance Allocation Chart (MAC) (TM 9--2350--311--20--2). A few tools and cab
components,however,arereferredtobynamesmorecommonthanthoseintheRPSTL.Inmanycasesthemorecommon
name is a shorter name for the same component.
Nomenclature Cross-Reference
Manual Nomenclature
Official Nomenclature
Actuating valve
Valve assembly, actuating, rammer
Assistant gunner’s control assembly
Control assembly, right gunner’s
Cab ammunition rack assembly
Projectile stowage rack assembly
Cap screw
Hexagon head cap screw
Connector
Electrical plug connector
Contact board (or ring segment)
Electrical contact race ring (or electrical segment)
Elevation selector valve assembly
Selector valve assembly
Equilibrated elevating cylinder
Cannon equilibrator


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