Later version hydro neutral return adjustment – John Deere 318 User Manual
CAUTION: USE EXTREME CAUTION WHEN
PERFORMING THIS ADJUSTMENT BECAUSE
DRIVE WHEELS ARE FREE TO SPIN AND
DRIVE SHAFT IS CLOSE TO TURNBUCKLE.
Loosen lock nuts.
Start and run engine at fast idle. Turn turnbuckle
(A) as required until the drive wheels stop
Turn engine OFF.
IMPORTANT: Tighten lock nuts to proper
torque to prevent loss of neutral.
Hold turnbuckle and tighten lock nuts to 33 N·m
Start engine and check for tire movement.
Readjust if necessary.
NOTE: For Version
One—316 and Version
Lever Linkage): GO TO
One—318 and 420
(J-Bolt Style Linkage):
Remove right-hand pedestal screen, belly
screen/pan and fender deck.
Move and secure fuel tank off to the left side of
machine to gain access to linkage.
NOTE: Early machines with this style of linkage
will have the torsional dampener behind the
pedestal. Later machines will have the dampener
attached to the frame behind the swashplate on
the hydrostatic transmission. The hydroststic
control link may be different also. Both versions
are covered by this adjustment.
Raise rear wheels off the ground. Put jack
stands under frame.
Diagnosis, Tests and Adjustments/Neutral and Neutral Return Linkage Adjustment (Later Models)
316, 318 & 420 Lawn and Garden Tractors