MacDon FD75 OM - Manual (Page 280)

MAINTENANCE AND SERVICING
Figure 6.24: Every 100 Hours (Continued)
A - Knife Drive Box (Check Oil Level Between Lower Hole and End of Dipstick)
B - Main Drive Gearbox Oil Level - Refer to
Lubricating Header Drive Gearbox, page 272
169894 266 Revision A