MacDon FD75 OM - Manual (Page 85)

OPERATION
1. Position the header 6 in. (150 mm) above the ground.
Unlock the adapter float.
NOTE:
If the header is not on down stops during the
next two steps, the voltage may go out of range
during operation, causing a malfunction of the
Auto Header Height system.
2. The pointer (A) on the float indicator box should point
at zero. If it does not point at zero, adjust the cable
take-up bracket (B) until it does.
Figure 4.62: Float Indicator Box
3. Ensure header float is unlocked.
4. On the Universal display, MAIN screen, select DIAG
(A). The DIAG screen displays.
Figure 4.63: Combine Display
5. Select SUB SYSTEM (A). The SUB SYSTEM
window opens.
Figure 4.64: Combine Display
169894 71 Revision A