MacDon FlexDraper FD2 Series Installation Instructions Manual page 3

Introduction
This kit provides a second driven sprocket on the reel drive. With the optional 52-tooth driven sprocket, the operator can
switch from high torque to high speed for operating in light crops at increased ground speed.
This document explains how to install the kit. A list of parts included in the kit is provided in Chapter
NOTE:
In addition to the lower sprocket (B) included, this kit requires a
dual reel-drive sprocket (A) that is suitable for the combine reel
circuit hydraulic relief pressure. Refer to
Table .1 Optional Sprockets
Sprocket
Dual reel drive sprocket (A)
MD #273451
Dual reel drive sprocket (A)
MD #273452
Dual reel drive sprocket (A)
MD #273453
Installation time
Installation time for this kit is approximately 1 hour.
Conventions
The following conventions are used in this document:
• Right and left are determined from the operator's position. The front of the header is the side that faces the crop; the
back of the header is the side that connects to the combine.
• Unless otherwise noted, use the standard torque values provided in the FD2 operator's manual and technical manual.
NOTE:
This document is currently available in English only.
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.1, page i.
Reel Circuit Hydraulic Relief
Pressure
13.79 MPa
(2000 psi)
17.24 MPa
(2500 psi)
20.68 MPa
(3000 psi)
Figure 1: Reel Drive with Optional Sprockets
Application
Combining down rice
Combining down rice
Combining down rice
i
2 Parts List, page 5.
Optional Drive
Sprocket
10/20 tooth
12/20 tooth
14/20 tooth
Revision B