215651 158 Revision B
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Figure 5.73: Untimed Double-Knife Drive
1. Loosen two bolts (A) securing the motor assembly to the
header endsheet.
2. Open the endshield. For instructions, refer to Opening
Endshields, page 37 .
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Figure 5.74: Untimed Double-Knife Drive
3. Loosen two bolts (A) securing the motor assembly to the
header endsheet.
4. Loosen the belt tension by turning tensioning bolt (B)
counterclockwise.
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Figure 5.75: Access Cover
5. To provide clearance between the knife drive box pulley
and the endsheet, open access cover (A) on the endsheet
behind the cutterbar.
MAINTENANCE AND SERVICING