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MacDon R85 Rotary Disc 13 Foot User Manual

Page 93

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MAINTENANCE AND SERVICING

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91

Revision C

i. Inspect plate (E) and gear shaft (G) for damage.

If seriously damaged, replace entire spindle
assembly. Refer to the Technical Service Manual
or your MacDon Dealer.

j. Install new key (F) into gear (G) keyway as

shown.

k. Align keyway in plate (E) with key in gear (G), and

install plate onto gear until sufficient threads are
exposed to install washer (C) and nut (B).

l. Tighten nut (B) until plate is in final position.

Torque nut to 325 lbf·ft (440 (N·m).

m. Re-install disc. Refer to Section 7.5.3.1 Disc

Removal/Installation.

B

C

B

F

E

G