John Deere 318 User Manual

Page 235

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5. Install new bearing cup (F), if removed, using a driver
set.

6. Press plug (E) into gear case (C) with lip facing away
from gear case. Install plug until recessed 1.59 mm
(0.062 in.) below gear case surface.

7. Install adapter (B) and vent plug (A).

8. Press new seal (K) into retainer (L) until top of seal is
recessed 2.54 mm (0.100 in.) below retainer surface.

9. Apply multipurpose grease to lip of seal.

IMPORTANT: A new crush ring must be installed

during assembly. The ring collapses
when retainer is tightened to gear case
to achieve proper output shaft end
play.

10. Install new crush ring (I) and bearing cup (H).

11. Install shim (J) and new O-ring (G).

IMPORTANT: Tape end of output shaft to prevent

seal damage during shaft installation.

Output Shaft Side

12. Apply tape around end of output shaft.

13. Assemble output shaft assembly (M) and retainer (L).

A—Vent Plug

Remove tape.

B—Adapter
C—Gear Case
D—Cap Screw (4 used)

14. Install retainer and output shaft assembly into gear

E—Plug

case (C).

F—Bearing Cup
G—O-Ring

15. Install four cap screws (D) and tighten to 30 N·m (22

H—Bearing Cup

lb-ft).

I—Crush Ring
J—Shim (as required)
K—Seal
L—Retainer
M—Output Shaft Assembly

M77319

-UN

-24FEB95

MX,15908015,7 -19-13MAR95

Mower Gear Case Repair/50-Inch Mower

TM1590 (17MAY95)

80-15-7

316, 318 & 420 Lawn and Garden Tractors

020895

80

15

7

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This manual is related to the following products:

316, 420