Yanmar diesel tractor EF494T. OPERATOR'S MANUAL - part 7

EF494T OM

PTO SHIFT LEVER

CAUTION

Strictly maintain the PTO speed as specified by the
implement. Otherwise, the implement can be damaged,
leading to an accident.

(A) PTO shift lever

The PTO shaft (power takeout shaft) changes its speed
in 2 stages. To change the speed, depress the clutch
pedal all the way.

Brake pedal

DANGER

For traveling on road, link the both pedals with the
connector. One sided braking can cause the tractor to
make an abrupt turn or topple.

(A) Connector link for traveling on road
(B) Left Brake
(C) Right Brake

Left and right pedals can be operated separately. For a
sharp turn in the field, depress the brake in which
direction you want to turn. The rear tire on that side will
lose drive, providing a sharp turn. For traveling on road,
never fail to link both pedals with the connector.

Parking brake lever

(A) Parking brake lever
(B) Brake pedal

To efficient braking, link the left and right brake pedals
with the connector.
Depress the pedals all the way and pull the parking
brake lever upward.

To release the brake, push down the parking brake lever
and depress the parking brake pedal.

EF494T OM

Clutch pedal

(A) Clutch pedal

To disengage the clutch function, quickly depress the
pedal. To engage, slowly release the pedal. Do not keep
your foot on the clutch pedal unless necessary.
Otherwise, the lifetime of the clutch may be reduced.

Differential lock pedal

WARNING

Never fail to turn off the differential lock to make a turn.
Otherwise, you cannot make an intended turn and an
accident may result.

(A) Differential lock pedal
(B) Release lock
(C) Press to activate differential lock

This pedal makes both side wheels to turn as a
consolidated form if one of rear wheels idles. This
arrangement is useful to avoid slippage in muddy
conditions.

Depressing the pedal automatically causes a differential
lock condition. Releasing the pedal unlocks the
differential system.

2WD/4WD lever

(A) Front wheel drive lever
(B) ON: Four-wheel drive
(C) OFF: Two-wheel drive

This lever is used to switch between two and four-wheel
drive.

EF494T OM

Hydraulic system

Position control lever

(A) Position control lever
(B) Raise
(C) Lower
(D) Stopper

This lever fixes an implement in a definite position.
The stopper is used to limit the working range of the
position control lever. To adjust the stopper position,
loosen the knob.

Upper stopper stowage
Set the knob in the uppermost position.

(A) Upper
(B) Upper stopper
(C) Position control lever
(D) Knob

Adjusting the stopper
Move the knob to a required position.

Preventing an implement from dropping
Set the lever as illustrated.

Hydraulic stop and slow return valve

Hydraulic stop, Slow return valve

(A) Hydraulic stop, slow return valve
(B) Fast lowering of implement
(C) Slow lowering of implement

Fully clockwise turn stops hydraulic pressure.
Slow return function adjusts the lowering speed of an
implement. Fully clockwise turn stops hydraulic pressure
to the implement.

EF494T OM

ELECTRIC SYSTEM

Turn signal switch

Turn signal functions when key switch turns on.
Turn the turn signal switch anticlockwise to blink right
side turn signal lamp and turn clockwise to blink left side
lamp.

(A) Turn signal switch

(R) Right lamp blinks.
(L) Left lamp blinks.

Head light switch

Headlights turn on when key switch turns on.
Turn head light switch clockwise to turn on head lights.

(B) Light

switch

(OFF) Headlights turn off.
(LB) Headlights turn on with low beam.
(HB) Headlights turn on with high beam.

CAUTION

When there is an oncoming vehicle in night time, be
sure to switch to low beam position. If keep on high
beam, it may cause traffic accident.

Horn button

Horn functions when key switch turns on.
Push horn button to blow horn.

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