ICON10 / ICON1 (Continued)
Test GPS Position
19. Set percent timer to 0.0% (zero percent), to keep
machine from moving.
20. Set water to off.
21. Push a Start button to start the machine, ener-
gize the safety circuit and the GPS Position tower
box, ensure machine is locked in and running,
but not moving.
22. Go to the Position screen. Push
Menu
,
Setup
,
Constants
, and
Position
. See Figure 41-1.
23. When GPS Position is working, the
GPS is Com-
municating
and the
GPS in Tolerance
lights will
both be green indicating proper operation.
• If the GPS is Communicating light is Off (gray),
there are no communications between the
GPS antenna and the control panel, call your
local Valley dealer to diagnose the problem.
• If the GPS in Tolerance light is Off (gray) and/
or the Present Position value is flashing, verify
that the Length to GPS, , and Radius
- values are correct on the GPS Setup screen.
24. The Present (displayed) Position of the pivot span in
degrees by default matches the Raw Position.
NOTE
• For the panel to display a true north posi-
tion, 0 degrees (north), the Raw position
and Present (displayed) position must
match. This is the default position.
(a) To change the Present Position, push
Cali-
brate
.
(b) Enter the pivot span position in degrees and
push
Enter
.
25. Run machine in either direction to verify that the
position displayed on the status screen changes
periodically as the machine moves.
NOTE
• Initially it may be necessary to run the
machines in both directions so that the
position displayed on the screen is ac-
curate.
• When the direction of travel changes the
position is updated with the GPS posi-
tion.
• If GPS position is not working, see the Trouble-
• If GPS position is working, continue with the
next step.
1
2
4
5
3
6
7
8
9
10
Figure 41-1 1. Menu
2. Setup
3. Constants
4. Position
5. Pivot Position
6. GPS is Communicating
7. GPS in Tolerance
8. Raw Position
9. Present Position
10. Calibrate Button
41
Setup
Summary of Contents for VRI-iS
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