John Deere 318 User Manual
Page 252

6. Install new bearing cup (I), if removed, into gear case
(J) using a driver set.
7. Press new seal (H) into gear case (J) until top of seal
is recessed 2.54 mm (0.100 in.) below gear case
surface.
8. Apply multipurpose grease to lip of seal.
9. Install vent plug (A).
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 (E) and bearing cup (D).
11. Install shim (C) and new O-ring (F).
IMPORTANT: Tape end of output shaft to prevent
seal damage during shaft installation.
12. Apply tape around end of output shaft.
13. Install output shaft assembly (K) into gear case (J).
Output Shaft Side
Remove tape.
14. Install retainer assembly and four cap screws (B).
A—Vent Plug
Tighten cap screws to 30 N·m (22 lb-ft).
B—Cap Screw (4 used)
C—Shim (as required)
D—Bearing Cup
E—Crush Ring
F—O-Ring
G—Retainer
H—Seal
I—Bearing Cup
J—Gear Case
K—Output Shaft Assembly
M77314
-UN
-24FEB95
MX,15908015,25 -19-13MAR95
Mower Gear Case Repair/Later 60-Inch Mower (Peerless)
TM1590 (17MAY95)
80-15-24
316, 318 & 420 Lawn and Garden Tractors
020895
80
15
24