214683 19 Revision A
2 Product Overview
2.1 Definitions
The following terms and acronyms may be used in this manual:
Term
Definition
AHHC Automatic Header Height Control
API American Petroleum Institute
ASTM American Society of Testing and Materials
Bolt
A headed and externally threaded fastener that is designed to be paired with a nut
Center-link
A hydraulic cylinder link between header and machine used to change header angle
CGVW Combined gross vehicle weight
D1 Series header
MacDon D120, D125, D130, D135, D140, and D145 combine draper header from
D1 model number series
DDD Double-draper drive
DK
Double knife
DKD
Double-knife drive
DR Double reel
FD1 Series header
MacDon FD130, FD135, FD140, or FD145 combine FlexDraper
®
header from the
FD1 Series model number series
FFFT
Flats from finger tight
Finger tight
Finger tight is a reference position where sealing surfaces or components are
making contact with each other, and fitting has been tightened to a point where
fitting is no longer loose
GVW Gross vehicle weight
Hard joint
A joint made with use of a fastener where joining materials are highly
incompressible
Header
A machine that cuts crop and feeds it into an attached combine
Hex key
A tool of hexagonal cross-section used to drive bolts and screws that have a
hexagonal socket in head (internal-wrenching hexagon drive); also known as an
Allen key and various other synonyms
HDS Hydraulic deck shift
hp Horsepower
JIC
Joint Industrial Council: A standards body that developed standard sizing and shape
for original 37° flared fitting
Knife A cutting device which uses a reciprocating cutter (also called a sickle)
MDS Mechanical deck shift
n/a
Not applicable
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