Turning In A Field; Differential Gear Lock - Yanmar EF312T Operator's Manual

9. Turning in a field

WARNING
Release foot from differential lock pedal to release
differential gear before turning. Otherwise, tractor
cannot turn when it is required and an accident may
result.
Unlatch brake pedal connector in a field.
(1) Reduce the engine speed.
(2) Move position control lever rearward to raise the
implement
(3) Turn steering wheel to desired direction and
depress brake pedal in the same direction of
steering wheel turn at the same time.
ex:
When you turn steering wheel clockwise to turn
right, depress right side brake at the same time.

10. Differential gear lock

WARNING
differential gear lock before making a turn.
1) Release
Otherwise, tractor can not turn and an accident will
result.
differential lock pedal while traveling
2) Never depress
on a road. If you depress the pedal, you could not
steer and may cause an accident and injury.
Differential gear lock system is effective when one side
rear wheel is locked and the other tire slips. When
differential gear is locked, right and left rear axle rotate
as if both axles are connected. It is easier to go out
from muddy and slippery place.
Operation
(1) Lower engine speed.
(2) Depress differential lock pedal.
(3) Release the pedal to unlock differential gear lock.
If it is difficult to unlock the differential system,
depress clutch pedal or step on right and left brake
pedal alternately.
IMPORTANT
1) Never turn steering wheel while differential lock
pedal is depressed.
2) Do not use lowest speed shift gear.
(A) Differential lock pedal (OFF) Release
(B) Brake pedal
(C) Brake pedal connector
(A) Differential lock pedal
(OFF) Release lock (Release pedal)
(ON) Apply differential lock (Depress pedal)
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OPE_EF312T&352T_en.doc