MAINTENANCE AND SERVICING
14. Remove bolt (A) that clamps the knife drive arm to the
knife drive box output shaft.
15. Remove the knife drive arm (B) from the knife drive box
output shaft.
16. Remove the four knife drive box mounting bolts (C, D).
NOTE:
Do NOT remove bolt (E), th is is factory set. It is
used to position the knife drive box in the proper
fore-aft position.
17. Remove knif
e drive box and place on a bench
for disasse
mbly.
CAUTION
Knife drive box with pulley weighs over 65 lb (35 kg).
Use care when removing or installing. Lug (L) can be
used for lifting.
18. For double-knife headers, repeat procedure for
opposite end.
Figure 5.
109: Knife Drive Box
Removin
g K nife Drive Box Pulley
To remove knife drive box pulley, follow these steps:
1. Loosen and remove the knife drive box pulley clamping
bolt (A) and nut (B) and remove knife drive box
pulley (C ).
2. Remove pulley using a three-jaw pu lle r.
Figure 5.110: Knife Drive Box and Pulley
147695 314 Revision A
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