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|  MIL-C-53057(ME)
crane. Transmission control levers and linkage shall withstand,
without permanent deformation or damage, a force of 100 pounds at the
handgrip and the shock and vibration encountered during operation
specified herein. The force necessary for the movement of the hand
control levers shall not exceed 20 pounds.
3.23.14 Hydraulic controls. Boom lift/lower and load hoist/lower
shall be located for convenient right hand operation. All other
hydraulic controls shall be located in accordance with ANSI B30.5 All
hydraulic controls shall be of the self-centering lever(s) type.
Control labeling shall be in accordance with SAE J298. All control
levers and linkage shall withstand, without permanent deformation or
damage, a force of 75 pounds at the handgrip and the shock vibration
encountered during operations specified herein. The force necessary
to move any control to the end of its travel shall not exceed 20
pounds and shall have a minimum force of 2 pounds at the handgrip.
Movement of the control levers shall be as stated in ANSI B30.5.
3.23.15 Starter switch system. The starting system solenoids (see
3.10.2.3) shall be operated by a pushbutton or a spring-loaded
starter switch. If a spring-loaded starter switch is provided it may
be incorporated as part of the engine run control (see 3.23.9). The
starter switch shall be inoperable when the engine run control is in
the "off" position.
3.24 Electrical system. The crane electrical system shall be for
heavy duty, 12 volt or 24 volt service and in accordance with SAE
J539. The electrical circuits shall be assigned identification
numbers or be color coded as shown in table I of SAE J821. All
electric wiring shall be routed so as to provide ease of maintenance
and maximum protection.
3.24.1 Batteries. Batteries shall be furnished and shall be in
accordance with MS35000, type 6TN and shall be readily accessible for
service. The batteries shall be negative grounded in accordance with
SAE J538. The battery terminals shall be accessible for removal
without requiring disassembly of other components.
3.24.1.1 Battery mounting. Batteries shall be located so they can
be cleaned, serviced, and removed without removing any component
except the quick-release battery box cover if a battery box is
furnished. Battery supports, holddowns, and areas around the
installation which could possibly be affected by dripping or seepage
of acids shall be protected with a coating conforming to TT-C-494,
type II. The battery shall be mounted in such a manner as not to
interfere with access to engine components (accessories). Battery
mounting shall provide for complete support over the entire base of
the battery and shall be in such a position that the level of the
electrolyte is directly visible without removing the battery from its
mounting bracket or requiring the use of tools. Battery restraining
clamps shall be provided to hold the battery in a fixed position. The
battery compartment (if furnished) shall have provision for drainage
and provision for gas venting at or near the top of the compartment.
Cover and positioning shall be protected against short circuiting.
Ungrounded cable shall be protected by rubber grommets or insulated
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