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Page Title: Table 2-1. Hour/Mileage Standards - Continued
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Table 2-2. Inspection Standards - Continued
Item
Inspection standard
Computing Sights - Cont.
direction with moderate pressure. The handwheel shall display a positive action when rotated
and impart movement to the computer and the reflex sight support shaft. There shall be no
play in the elevation drag link rod. The computer head shall remain level within the travel limits
of gun elevation and depression.
Plotting boards
All scales shall be flat and free from distortion. Fiducial edges shall be straight; all clamping or
stripping lever assemblies shall operate properly. Vernier assemblies shall slide freely over the
entire length of the arms, and the indicator wires shall be tight. Snap-type pivots shall properly
retain the scale arms. Drafting machines mounted on boards shall operate roperly and with
proper tension. Plastic boards and arms shall be free from damage or separation of layers.
Covers shall have no signs of mildew, rot, tears or ripped seams. The packing and accessory
chests shall not be cracked or warped, and all blocking and packing shall be in good condition
and fastened into position. Hinges, catches, and carrying handles shall be in good working
order.
Sight units
Inspect telescope for visual obstruction of target image and illumination with light source
applied. Check mechanical operation. Knobs, levers, and scales shall operate smoothly and
evenly with no binding throughout their intended range. Lock knobs and wingnuts, when
operated, shall serve their intended function. Locking latch or clamp secures telescope when
in locked position. Level vials shall not be cracked, broken or loose in mountings. Mounting
surfaces or dovetail shall be free from irregularities to insure proper seating with mating mount
or weapon component.
Controller drive
Check for completeness of hardware or loose or missing parts. Gaskets shall provide adequate
sealing. Receptacles and male and female contacts shall not be bent and threads shall not be
stripped. Switches shall operate smoothly. Handgrips shall be free of grease and cracks and
operate smoothly in either axis returning to neutral after release.
Instrument lights
The instrument light shall be free of corrosion. Check for deterioration of cables, dented or'
(all types)
cracked case, and deformed clamps. With batteries installed, check condition of switches,
service lights
rheostats, lamps, and cables.  Check male dovetails and dovetail slots for nicks or burs.
Clamp hinges and clampnuts shall turn freely.  Ends of lucite rods and windows should
beclean and free of scratches, insuring free passage of light.
Gunner's quandrants
All movable parts shall function properly showing no signs of looseness or friction. The plunger
compression spring shall have sufficient tension to maintain firm contact between plunger teeth
and frame. The level vial covers shall turn freely and snap into the detent in both open and
closed positions. Level vial shall not be 'racked, broken or loose in the holder.
Fuze setter
The handle or socket shall snap into the detent and held securely. When the thumbscrew is
loosened, the handle or socket shall be free to turn to permit the second scale to be set. The
thumbscrew shall lock the scales firmly in position. Socket receptacle shall be free of nicks,
scratches or burs. Fuze setters with lights shall have no flicker or illumination failure.
Fire extinguishers
Equipment must be fully charged and securely mounted in accordance with the latest instruc-
and CBR equipment
tions, and ready for use in the intended manner. Filters and hoses must be serviceable and
blower must function properly. It must be free of breaks, cracks, and broken welds and must
be in proper alignment.
Fixed and floating
Must be complete and in good serviceable condition. All metal components must be free of
bridge sets
breaks, bends, cracks, missing or loose bolts, nuts, screws, and rivets and free of rust, scale
or peeling paint.  Pins, bolts, nuts and threaded items will be treated with preservative
compound conforming to MIL-C-16173. All wood components will be treated and/or painted in
accordance with specifications MIL-T-704.
Frame, side rails
Must be free of breaks, cracks, and broken welds, and must be in proper alignment.
and cross members
Fuel lubricating,
Must be filled to proper level with liquid appropriate for the current or anticipated climatic
hydraulic and
conditions. Hoses must be new or in good serviceable condition. Connections and
cooling system.
components cooling systems of the system must be free of leaks. Coolant protection agent will
be installed in all vehicles equipped with liquid cooled, power plants when destination is to
climates where temperatures fall below +32F. hydraulic systems. Inspect hydraulic systems
to insure they are leak free and no deterioration of hoses or seals is evident.
Generator, starter
The generator and/or alternator shall be free of perceptible bearing play when the pulley is
and regulator
shaken by hand. Rotate pulley to check for rough bearings. The inspection bands on
switches, panel
generator and starting motors shall be removed to check for bad commutators, brushes,
light and wiring
springs, etc. Entire circuit shall be checked for frayed, missing, burned, chafed, broken,
cracked, bare, cut or deteriorated wiring.  All generator regulators shall be checked and
adjusted in accordance with TM's or manufacturers specification.
Glass
Must be clean, whole and free of cracks. Mounting and frames must be secure and weather-tight if
this is the intended function. Windows shall be of an approved safety glass.
6

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