Adjusting Threshold For Drop Rate Valve - MacDon FFT FD75 Assembly Instructions Manual

1. Press DIAGNOSTIC button (A) on monitor. dIA appears
on the monitor.
2. Press UP button (B) until EO1 appears on monitor, and
press ENTER (D). This is header adjustment.
3. Press UP (B) or DOWN (C) button until 112 is displayed
on monitor. This is your sensitivity setting.
NOTE:
The lower the reading, the higher the sensitivity. Ideal
operating range is typically between 50 and 80.
4. Press ENTER (D) to select 112 as sensitivity setting
(this will allow you to change first digit of number
sequence).
5. Press UP (B) or DOWN (C) until desired number is
displayed, then press CAL (E) button. This will bring
you to second digit. Repeat this procedure until desired
setting is achieved.
6. Press ENTER (D) to save changes.
NOTE:
The numbers depicted on displays in these illustrations
are for reference purposes only; they are not intended
to represent specific settings for your equipment.

Adjusting Threshold for Drop Rate Valve

This procedure explains how to adjust point at which restrictor valve opens allowing full flow to lift cylinders.
NOTE:
Changes may have been made to combine controls or display since this document was published. Refer to
combine operator's manual for updates.
1. Press DIAGNOSTIC button (A) on monitor. dIA appears
on the monitor.
2. Press UP button (B) until EO1 appears on monitor and
press ENTER (C). This is header adjustment.
3. Press UP (B) or DOWN button until 114 is displayed on
top portion of monitor. This is setting that adjusts when
fast drop rate starts with respect to dead band.
NOTE:
The default setting is 100. Ideal operating range is
typically between 60 and 85.
4. Press ENTER (C) to select 114 as fast drop rate (this
will allow you to change first digit of number sequence).
5. Press UP (B) or DOWN (E) until desired number is
displayed, then press CAL button (D). This will bring
you to second digit. Repeat this procedure until desired
setting is achieved.
6. Press ENTER (C) to save changes.
214325
SETTING UP AUTO HEADER HEIGHT CONTROL
Figure 5.128: John Deere Combine Display
Figure 5.129: John Deere Combine Display
200
Revision A