OO-C-2868
ambient temperature at the delivery point.
6.
Cooling system filled to capacity with a clean solution of equal
parts by volume of water and antifreeze (ethylene glycol) when
engine generator is furnished.
The concrete plant shall be conspicuously tagged to identify the lubricants
and their temperature range.
3.17 Marking. The empty weight of the plant shall be conspicuously marked
on each side of the plant by stenciling or other suitable means. Block or
stencil type letters not more than 1-inch (25 mm) and not less than 3/4-inch (19
mm) high shall be used.
3.18 Cleaning, treatment, and painting. Surfaces normally painted shall be
cleaned, treated, and painted as specified herein. Surfaces to be painted shall
be cleaned and dried to ensure that they are free from contaminants such as oil,
grease, welding slag and spatter, loose mill scale, water, dirt, corrosion
products, or any other interfering substances. As soon as practicable after
cleaning, and before any corrosion product or other coating interfering material
can result, the surface shall be prepared or treated to ensure the adhesion of
the coating system. The painting shall consist of at least one coat of primer.
and one finish coat of acrylic enamel or polyurethane enamel. The primer shall
be applied to a clean, dry surface as soon as practicable after cleaning and
treating. Painting shall be with manufacturer's current materials according to
manufacturer's current processes and the total dry film thickness shall be not
less than 2.5 mils (.0635 mm) over the entire surface. The paint shall be free
from runs, sags, orange peel, or other defects. Color of the finish coat shall
be Green, No. 14064, conforming to FED-STD-595. The end item, allied equipment,
and attachments shall be the same color. Wheels painted with black, No. 17038
are acceptable. All wheels shall be the same color. When repainting is
required to provide the green, No. 14064 finish color, the base color shall not
be visible at any location. The repaint coating material shall be compatible
with the original paint material.
3.19 Workmanship.
3.19.1 Metal fabrication. The steel used in fabrication shall be free from
kinks, sharp bends, and other conditions which would be deleterious to the
finished product. Manufacturing processes shall not reduce the strength of the
steel to a value less than intended by the design. All bends shall be made by
controlled means to ensure uniformity of size and shape.
3.19.2 Bolted connections. Boltholes shall be punched or drilled within
manufacturer's design tolerances and shall have the burrs removed. Washers or
lockwashers shall be provided, and all bolts, nuts, and screws shall be tight.
3.19.3 Riveted connections. Rivet holes shall be accurately punched or
drilled and shall have the burrs removed. Rivets shall completely fill the
holes. Rivet heads, when not countersunk or flattened shall be of approved
shape and of uniform size for the same diameter of rivet. Rivet heads shall be
full, neatly made, concentric with the rivet holes, and in full contact with the
surface of the member.
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