Fore/aft, Fore/aft—tcm – John Deere OMPC20964 User Manual
Page 76
Original GreenStar Display—StarFire iTC
OUO6050,0002262
–19–19NOV06–1/1
Fore/Aft—TCM
PC8278
–UN–22JUN04
Floating Front Axle Vehicles
PC8277
–UN–01MAY06
Fixed Axis Wheels or Tracks Vehicles
A—Pivot Point—Floating Front
B—Pivot Point—-Fixed Axis
Axle Vehicles-
Wheels or Tracks Vehicles
TCM Fore/Aft value is distance that receiver is located
from pivot point of tractor.
On some AutoTrac-equipped vehicles, fore/aft value
will be automatically detected and entered during
power up.
• Fore/Aft value is shown without black text box—
Automatically detected and cannot be changed. The
value shown may not be the exact distance that the
receiver is located from pivot point of tractor, but the
best value for AutoTrac.
• Fore/Aft value is shown with black text box—Must
be entered manually.
Perform following procedure to select and manually
enter value. Use chart to select StarFire Fore/Aft
values if necessary.
If using TCM for Parallel Tracking on a vehicle not
listed in chart, then enter "1" for fore/aft setting.
Press letter button next to STARFIRE FORE/AFT and
enter value using numeric keypad.
Press letter button next to STARFIRE FORE/AFT
again to save entered value.
Recommended StarFire Fore/Aft values For John Deere
Vehicles
John Deere Vehicle
StarFire Fore/Aft cm (in.)
6000 Series Tractors
180 cm (71 in.)
7000 Series Tractors
210 cm (82.5 in.)
8000 Series Tractors
210 cm (82.5 in.)
8000T Series Tractors
51 cm (20 in.)
9000 Series Tractors
-51 cm (-20 in.)
9000T Series Tractors
51 cm (20 in.)
4700 Series Sprayers
280 cm (110 in.)
4900 Series Sprayers
460 cm (181 in.)
Combine
220 cm (87 in.)
Forage Harvester
157 cm (62 in.)
25-17
121907
PN=76