3.5.8.2.6 REFRIGERATED VAN INTERIOR
refrigeration unit shall be mounted on a
LIGHT.
frame attached to the front of the van
Two interior dome lights shall be provided.
exterior. The unit shall incorporate lifting
A recessed control switch controlling both
eyes to facilitate removal for installation.
lights shall be located near the rear door,
The unit shall extend into, but occupy a
accessible to an operator standing on the
minimum of, cubage within the van. All
ground at the curbside. A circuit-opening
components
and
assemblies
shall
switch controlling both lights shall be
withstand vibration encountered in normal
operated by closing the door. Fixtures,
vehicle operation. The refrigerant shall
switches and wiring shall be moisture
be: hydrochlorofluorocarbon (HCFC);
proof and shall be accessible for repairs.
hydrofluorocarbon (HFC-134a); or other
alternative
technology.
3.5.8.2.7 REFRIGERATED VAN ACCESS
Chlorofluorocarbon (CFC) refrigerant is
STEPS.
not acceptable.
The unit shall be
Access steps and grab handle(s) shall be
designed for use with both the primary
provided on the front of the body leading
and stand-by power units (see 3.5.8.3.2)
up to the refrigeration unit. Steps shall be
with mean for rapid conversion from one
spaced vertically on not more than 380
to the other.
Components requiring
mm (18 inches) centers. A platform for
lubrication with grease shall be provided
servicing the refrigeration unit shall be
with pressure type grease fittings with
provided above the cab roof.
The
flush type check ball. Radio interference
platform shall be of aluminum tread plate
suppression (see 3.4.2.7) shall be
or open grating, not less than 280 mm (11
furnished.
inches) deep, not less than the width of
the refrigeration unit, and shall be readily
3.5.8.3.1 COMPRESSOR.
accessible from the access steps.
A piston type compressor, with adequate
performance characteristics for the
3.5.8.2.8 REFRIGERATED VAN WIND
specified requirements, shall be installed.
DEFLECTION.
An aerodynamically streamlined body
3.5.8.3.2 REFRIGERATION UNIT POWER.
front shall be incorporated into the design
The refrigeration unit shall be diesel
of the body. The construction shall be
powered with horsepower and torque
integral with the van body front wall,
capacity for maximum compressor
sidewalls and roof, giving a curved front
requirements. Engine accessories shall
radius.
include a starter (with a device to prevent
the engine from driving the starter), and a
3.5.8.2.9 REFRIGERATED VAN BODY
generator or alternator. Provision shall be
MOUNTING.
made to permit starting the engine under
Mounting of the body shall be as specified
no-compression load. Fuel to operate the
in 3.5.3.5 through 3.5.3.5.2.
refrigeration unit shall be supplied from
the truck's main fuel tank(s). When two
3.5.8.3
REFRIGERATION UNIT.
main fuel tanks are furnished on the truck,
The refrigeration unit shall contain all
both shall be connected to the
components, equipment and accessories
refrigeration unit engine in a manner
normally furnished on the manufacturer's
ensuring continued operation of the
standard unit for comparable commercial
engine with either one of the tanks empty.
applications and shall include all
An accessible fuel shut-off valve shall be
components and features specified
provided. The system shall conform to
herein. The refrigerating capacity shall be
Federal Motor Carrier Safety Regulations
adequate to efficiently obtain the
393.65 and 393.67. When a water-cooled
performance
requirements
specified
engine is furnished, visual means of
herein. Applicable components of the
Page 33 of 79
to verify that this 7 4Y
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