John Deere 318 - Manual (Page 160)

32. Lift the rotor and stator from the drive plate.
33. Check the drive plate side of the rotor assembly for
nicks, grooves, or scoring. A spiral pattern due to rotor
movement is normal.
The thrust bearing side of the plate should also show a
normal wear pattern without grooves, flaking, or dents.
The flat sides of the input shaft hole should not be
grooved or worn.
Drive Plate Side
Thrust Bearing Side
M36851
-UN
-29AUG88
M36852
-UN
-29AUG88
NOTE: Four-port and early five-port have a seal spacer
and backup ring. Later five-port has a seal
spacer only.
34. Remove parts (A—E).
35. Inspect parts for wear or damage. Replace if
necessary.
A—Thrust Bearing Spacer
B—Thrust Bearing
C—Face Seal
D—Backup-Ring (4-Port and Early 5-Port)
Four-Port and Early Five-Port
E—Seal Spacer
Later Five-Port
M36853
-UN
-29AUG88
M77305
-UN
-06MAR95
MX,15906006,24 -19-01MAR95
MX,15906006,25 -19-10MAR95
Steering—318 and 420/Steering Valve
TM1590 (17MAY95)
60-06-10
316, 318 & 420 Lawn and Garden Tractors
020895
60
06
10