Military Occupational Classification and Structure - U.S. Army

d. Physical requirements and standards of grade. Physical requirements
and SG relating to each skill level are listed in the
following tables:
(1) Table 10-63W-1. Physical requirements.
(2) Table 10-63W-2. Standards of grade TOE/MTOE.
(3) Table 10-63W-3. Standards of grade TDA.
10–176. 63Y—Track Vehicle Mechanic (Track Veh Mech),
CMF 63
a. Major duties. The track vehicle mechanic performs unit maintenance
on track vehicles in other than self-propelled field artillery,
armored, mechanized infantry, and armored cavalry units. Duties for
MOS 63Y at each level of skill are:
(1) MOSC 63Y1O. Troubleshoots and performs unit maintenance
on internal combustion engines and accessories, powertrains, and
chassis components of track vehicles. Performs repairs and preventive
maintenance checks and service. Tests lead acid batteries for
serviceability. Prepares vehicles for operation under abnormal conditions
by sealing, waterproofing, and servicing with special fuel
and lubricants. Performs unit maintenance to correct malfunctions of
mechanical, electrical, and hydraulic systems or components. Performs
preventive maintenance on tools, repair parts, assigned vehic
l e s a n d s h o p e q u i p m e n t a d j u s t s o p e r a t i n g m e c h a n i s m s . T u n e s
engines and replaces repair parts and components as outlined in the
appropriate maintenance allocation charts. Tests and operates vehicles
and equipment as required and observes for evidence of abnormal
operation. Operates, or assists in the operation of, track vehicles
in conjunction with maintenance and recovery operation. Interprets
s c h e m a t i c d i a g r a m s . D e t e r m i n e s e x t e n t o f c o r r e c t i v e a c t i o n a n d
repair parts procedures required. Uses hand tools and carries toolbox.
Uses power tools and equipment. Obtains replacement parts
from maintenance parts supply section. Performs or assists in vehicle
recovery and evacuation operations of track vehicles. Maneuvers
wrecker to desired position. Uses recovery rigging techniques to
attach and secure hoists, cables, and slings using authorized equipment,
and effects recovery operations. Performs basic oxyacetylene
cutting. Performs operator maintenance on recovery vehicles. Uses
proper tactical radio procedures.
(2) MOSC 63Y2O. Diagnoses and troubleshoots malfunctions in
the automotive systems and components at the unit maintenance
l e v e l . T r o u b l e s h o o t s t o c o m p o n e n t l e v e l . I s o l a t e s a n d i d e n t i f i e s
causes of malfunctions. Operates vehicles for diagnosis and inspection
purposes. Interprets complex schematic diagrams. Aligns and
adjusts assemblies and components or supervises lower grades in
performing these functions to ensure that equipment is functioning
within prescribed limits and tolerances. Supervises removal and
installation of power plants, conducts OJT. Completes applicable
maintenance forms and records.
b. Physical demands rating and qualifications for initial award of
M O S . T r a c k v e h i c l e m e c h a n i c s m u s t p o s s e s s t h e f o l l o w i n g
qualifications:
(1) A physical demands rating of very heavy.
(2) A physical profile of 222222.
(3) Normal color vision.
(4) A minimum score of 105 in aptitude area MM.
(5) Current equipment qualification record for all types of equipment
maintained.
(6) Formal training (completion of MOS 63Y course conducted
u n d e r t h e a u s p i c e s o f t h e U S A O r d n a n c e C e n t e r a n d S c h o o l )
mandatory.
c. Additional skill identifiers.
(1) H8—Recovery Operations.
(2) P5—Master Fitness Trainer.
(3) 4A—Reclassification Training.
d. Physical requirements and standards of grade. Physical requirements
and SG relating to each skill level are listed in the
following tables:
(1) Table 10-63Y-1. Physical requirements.
(2) Table 10-63Y-2. Standards of grade TOE/MTOE.
DA PAM 611–21 • 31 March 1999
(3) Table 10-63Y-3. Standards of grade TDA.
10–177. 63Z—Mechanical Maintenance Supervisor (Mech
Maint Supv), CMF 63
a. Major duties. The mechanical maintenance supervisor supervises,
plans, coordinates, and directs the unit, direct support and
general support (DS/GS) maintenance of all mechanical equipment.
(1) Serving as principal maintenance or operations NCO in maintenance
battalion or higher level organization.
(2) Supervising personnel performing the duties of—
(a) Machinist (44E4O).
(b) Armament/fire control maintenance supervisor (45Z4O).
(c) Construction equipment repairer (62B4O).
(d) Track vehicle repairer (63H4O).
b. Physical demands rating and qualifications for initial award of
MOS. Mechanical maintenance supervisors (63Z5O) must possess
the following qualifications:
(1) Physical demands rating—N/A.
(2) A physical profile of 323232.
(3) Minimum score in aptitude area—N/A.
(4) Must hold MOS 44E, 45Z, 52X, 62B, or 63H prior to award
of MOS 63Z (MSG).
(5) Must hold MOS 63B, 63D, 63E, 63N, 63T, or 63Z (MSG)
prior to award of MOS 63Z (SGM).
c. Additional skill identifiers.
(1) P5—Master Fitness Trainer.
(2) 2S—Battle Staff Operations (skill level 3 and above).
(3) 4A—Reclassification Training.
d. Physical requirements and standards of grade. Physical requirements
and SG relating to each skill level are listed in the
following tables:
(1) Table 10-63Z-1. Physical requirements.
(2) Table 10-63Z-2. Standards of grade TOE/MTOE.
(3) Table 10-63Z-3. Standards of grade TDA.
10–178. 67G—Utility Airplane Repairer (Util Airplane Rep)
(Reserve Components), CMF 67
a. Major duties. The utility airplane repairer supervises and performs
maintenance on utility airplanes, excluding repair of systems
components. Duties for MOS 67G at each level of skill are:
(1) MOSC 67G1O. Removes and installs airplane subsystem assemblies
such as engines, propellers, main wheels and their compon
e n t s . S e r v i c e s a n d l u b r i c a t e s a i r c r a f t a n d s u b s y s t e m s . P r e p a r e s
aircraft for inspections and maintenance checks. Performs scheduled
inspections and assists in performing special inspections. Performs
limited maintenance operational checks and assists in diagnosing
a n d t r o u b l e s h o o t i n g a i r c r a f t s u b s y s t e m s u s i n g s p e c i a l t o o l s a n d
equipment as required. Uses and performs operator maintenance on
tools, special tools and aircraft ground support equipment. Prepares
forms and records related to aircraft maintenance.
(2) MOSC 67G2O. Performs duties described in paragraph (1)
and provides technical guidance to subordinate personnel. Performs
o p e r a t i o n a l c h e c k s a n d s c h e d u l e d i n s p e c t i o n s . D i a g n o s e s a n d
t r o u b l e s h o o t s m a l f u n c t i o n s i n a i r c r a f t s u b s y s t e m s . P e r f o r m s a i r
crewmember duties.
(3) MOSC 67G3O. Supervises and provides technical guidance to
subordinate soldiers performing airplane and subsystem maintenance
and evaluates the technical training program. Evaluates maintenance
operations and facilities for compliance with directives, technical
manuals, work standards, safety procedures, and operational policies.
Performs maintenance trend analysis and applies production
control, quality control and other maintenance management principles
and procedures to airplane maintenance operations. Plans, conducts
and supervises airplane technical inspections. Computes basic
weight and balance records. Participates in maintenance test flights.
Ensures compliance with aircraft configuration control, Army Oil
Analysis Program and test measuring diagnostic calibration.
(4) MOSC 67G4O. Supervises aircraft maintenance and technical
inspection activities. Determines manhours, personnel, parts and facility
requirements to repair airplanes and associated equipment.
307