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|  MIL-T-52843C
than 6 degrees counter clockwise when load is sideshifted to extreme
right (12 degrees total oscillation). Time to oscillate the total 12
degrees shall be not more than 7 seconds at low engine idle and not
less than 3 seconds at high-engine idle for both clockwise and
counter clockwise rotation. The forklift shall be capable of
oscillating the rated load when tested in accordance with 4.6.2.23.
3.9.16 Sideshift. The forklift shall be equipped with a hydraulic
powered forktine sideshift capable of sideshifting rated load a
minimum of 12 inches to each side of center with the forks at the
maximum spread position (see 3.9.10). The fork carrier assembly width
shall not exceed 83 inches from the bottom of the carrier to a height
of 30 inches above the bottom of the fork heel. The fork carrier
assembly width may exceed 83-inch width from a height of greater than
30 inches above the heel of the fork. There shall be no permanent
structural deformation or damage when the sideshift mechanism is
tested in accordance with 4.6.2.23.
3.9.17 Endurance. The forklift shall be capable of completing the
test specified in 4.6.2.34 with no failures using the failure
definition in 4.6.2.34.1 and without exceeding specified temperature
limits for the cooling system (see 3.10.2.6) if applicable, engine
oil (see 3.10), transmission oil (see 3.11.1.1 or 3.11.1.2 as
applicable), universal joints (see 3.11), or hydraulic system (see
3.12).
3.9.18 High speed. The forklift shall be capable of 4 hours of
high speed operation when tested as specified in 4.6.2.32 without
malfunction, damage, or permanent deformation, and without exceeding
specified temperature limits for the cooling system (see 3.10.2.6),
engine oil (see 3.10), transmission oil (see 3.11.1), universal
joints (see 3.11), or hydraulic system (see 3.12).
3.10 Diesel engine. For the purpose of selecting the engine, the
forklift truck shall be classified as a class II end item in
accordance with MIL-STD-1410. Sleeveless engine is acceptable. The
engine, including all systems, components, and accessories, shall
conform to MIL-STD-1410, unless otherwise specified herein. All
engine accessories shall be furnished by or approved by the engine
manufacturer for this application. The engine shall be capable of
operating on fuels and lubricating oils as specified in MIL-STD-1410.
Unless otherwise specified herein, the engine shall meet all
operational requirements and conditions specified in table I of MIL-
STD-1410, or the engine manufacturer's recommended operating limits.
Emergency manual shutdown provisions shall be furnished when
recommended by the engine manufacturer.
3.10.1 Power and speed rating. The power and speed rating of the
engine shall be such that operation of the forklift under any of the
operational requirements and conditions specified herein will not
require horsepower in excess of the intermittent horsepower rating of
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