Rotary Disc Only Configuration - Hard-Plumbed Fittings - MacDon M1 Series Unloading And Assembly Instructions

• Changing the speed sensor or hydraulic drive motor on the header
• Changing the header drive pump associated with the knife drive, Harvest Performance Tracker (HPT), or the master
controller on the windrower
For instructions, refer to
Calibrating Header Position Sensors on Harvest Performance Tracker Display, page
Rotary Disc Only Configuration – Hard-Plumbed Fittings
The rotary disc configuration allows the windrower to operate with compatible rotary disc headers. The hydraulic
connections must be torqued correctly when using hard-plumbed fittings.
1. Remove the existing quick couplers and elbow fittings (if
they are installed) from header hydraulic pressure hose (A)
and return hose (B). Do NOT remove the fittings from case
drain hose (C).
2. Connect the hydraulic hoses to the windrower as follows:
a. Connect rotary disc pressure hose (A) as shown and
torque it to 215 Nm (159 lbf·ft).
b. Connect rotary disc return hose (B) as shown and
torque it to 215 Nm (159 lbf·ft).
c. Connect case drain hose (C) to the mating 1/2 in.
coupler as shown.
NOTE:
The case drain hose coupler will be present only if the
M1240 Low Pressure Case Drain kit (MD #B6698) has
been installed.
IMPORTANT:
Ensure that the case drain hose is connected to
port (C), NOT port (E).
d. Connect the electrical harness to receptacle (D).
215620
ATTACHING A HEADER TO THE WINDROWER
5.7.1 Calibrating Knife Drive on Harvest Performance Tracker Display, page 230
Figure 5.145: Rotary Disc Header Hose Bundle
Figure 5.146: Hard Plumbed Connections on Disc
Header Ready Windrower with Case Drain Kit
186
and
233.
5.7.2
Revision A