MAC215990
25
Revision A
Chapter 2: Product Overview
Refer to this section to learn the definitions of the technical terms used in this manual, the machine
’
s specifications, and
the locations of key components.
2.1
Definitions
The following terms, abbreviations, and acronyms are used in this manual.
Definitions
Term
Definition
API
American Petroleum Institute
ASTM
American Society of Testing and Materials
Bolt
A headed and externally threaded fastener designed to be paired with a nut
Center-link
A hydraulic cylinder or manually adjustable turnbuckle type connection between the
header and the vehicle, which is used to change the angle of the header relative to the
vehicle
CGVW
Combined gross vehicle weight
D2 Series Header
MacDon D225, D230, D235, D241, and D245 rigid draper headers for combines
Export header
The header configuration typical outside North America
FFFT
Flats from finger tight
Finger tight
Finger tight is a reference position in which the given sealing surfaces or components are
making contact with each other and the fitting has been tightened by hand to a point
where the fitting is no longer loose and cannot be tightened further by hand
FM200
The float module used with a D2 or FD2 Series header for combining
FSI
Float setting indicator
GVW
Gross vehicle weight
Hard joint
A joint made with use of a fastener where joining materials are highly incompressible
Hex key
A tool of hexagonal cross-section used to drive bolts and screws that have a hexagonal
socket in the head (internal-wrenching hexagon drive); also known as an Allen key
JIC
Joint Industrial Council: A standards body that developed standard sizing and shape for
original 37° flared fitting
n/a
Not applicable
North American header
The header configuration typical in North America
NPT
National Pipe Thread: A style of fitting used for low-pressure port openings. Threads on
NPT fittings are uniquely tapered for an interference fit
Nut
An internally threaded fastener designed to be paired with a bolt
ORB
O-ring boss: A style of fitting commonly used in port openings on manifolds, pumps,
and motors