MacDon FlexDraper FD140 - Turning off the Accumulator (Gleaner R65;R66;R75;R76 and Pre-2016 S Series)

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4. Fully lower the header, and continue to hold the HEADER LOWER button for 5–8 seconds to ensure float
module has separated from header.
5. Press CAL2 button (G) until lower header light (E) stops flashing, and release it when the raise header light (D)
begins flashing.
6. Raise header to its maximum height (ensure the header is resting on the down-stop pads).
7. Press CAL2 button (G) until the raise header light (D) turns off.
NOTE:
The following steps are applicable only to 2005 and newer combines with the Smartrac feeder house.
8. Wait for the HEADER TILT LEFT light (not shown) to start flashing, and then tilt header to the maximum left
position.
9. Press CAL2 button (G) until the HEADER TILT LEFT light (not shown) stops flashing, and release button when
the HEADER TILT RIGHT light (not shown) begins flashing.
10. Tilt the header to the maximum right position.
11. Press CAL2 button (G) until all of the following lights flash: raise header (D), lower header (E), height auto
mode (A), right header and left header (not shown), and tilt auto mode (F).
12. Center the header.
13. Press CAL1 button (C) to exit calibration and save all values to the memory. All lights should stop flashing.
NOTE:
If float was set heavier to complete the AHHC calibration procedure, adjust to recommended operating float
after the calibration is complete.
Turning off the Accumulator (Gleaner R65/R66/R75/R76 and Pre-2016 S Series)
The accumulator will affect the combine’s reaction time and greatly inhibit the auto header height control’s
performance.
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Figure 3.272: Combine Accumulator
ON/OFF Switch
A - Accumulator Lever (Off Position)
Refer to the combine operator’s manual for proper
procedure when turning accumulator off and on. For best
performance, turn the feeder house accumulator off.
NOTE:
The accumulator is located in front of the front left
axle beam.
OPERATION