John Deere 318 User Manual
Page 359
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A—Input (Pump) Shaft
E—Forward Check
H—Hydrostatic Transmission
K—Transmission Case Drain
B—Variable Hydrostatic
(Freewheel) Valve
Housing
L—Implement Relief Valve
Pump
F—Reservoir
I—Hydrostatic Drive Motor
M—Reverse Check
C—Charge Pump
G—Charge Relief Valve
J—Output (Motor) Shaft
(Freewheel) Valve
D—Filter
M78856
-UN
-03APR95
MX,159025010,2 -19-20APR95
Theory of Operation/Hydrostatic Transmission Operation
TM1590 (17MAY95)
250-10-3
316, 318 & 420 Lawn and Garden Tractors
020895
250
10
3
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