SECTION 7 – SERVICE
7.4
REPLACING HEADER DRIVE CHAIN SPROCKETS
DANGER: Lower header to the ground or raise and engage feeder house locks, shut-off combine, remove ignition key, and wait for parts to stop moving before performing this adjustment P00049
A) Chain Removal
Chain Clip Attachment
a) Remove left shield. See Opening Header Side Panels. b) Release the tension in the chain. See Header Drive Chain Adjustment.
NOTE: After removing drive shaft from the combine be sure to place it onto the storage bracket. See following photos.
c) Remove the connecting link in the chain and take off the chain.
P00083
Driveshaft Storage Bracket
Drive Chain Links B) Large Sprocket Removal a) Remove the cotter pin, thrust washer and 11/8 inch castle nut from the large sprocket shaft. b) Remove the two M12 bolts from the sprocket. c) Remove the sprocket. A puller may be required to aid in the removal. d) Clean and inspect components. Replace any worn or damaged parts.
Drive Shaft in Storage Position
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