Iran Tractor ITM 470, Инструкция для оператора

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3
Tractor operation 39
clutch failure.
3. The use of flotation aids such as cage
wheels or strakes, particularly in low
gear, must be avoided.
4. DO NOT move either the gear lever (ex-
cept synchromesh) or the dual range
selector lever when the tractor is mov-
ing.
5. Never coast down slopes with the trac-
tor in gear and the clutch disengaged,
or with the transmission in neutral.
FOOT THROTTLE
WARNING
For road work, close the hand throttle
and only use the foot throttle.
Operation of the foot throttle overrides
the hand throttle setting when increas-
ing engine speed. When the foot throttle
is released, the engine will return to the
speed set by the hand throttle. When using
the foot throttle, the hand throttle must be
fully closed.
al and slowly increase the hand throt-
tle opening until the required engine
speed is reached.
IMPORTANT
DO NOT ‘ride’ the clutch or neglect
clutch adjustments or rapid and severe
clutch damage will result.
• On tractors fitted with eight—speed
gearbox, the tractor MUST come to
rest before changing direction.
SELECTING THE CORRECT GEAR
Select the gear which will give the best
fuel consumption without overloading the
engine or transmission (Fig. 6).
Also remember that ground conditions
in the same field may vary almost every
few metres, therefore, select the gear in
which the engine will operate satisfactori-
ly at just three-quarters maximum power.
The range change lever (2) provides
the working and transport ranges for the
tractor as follows:
H - High - transport range.
Key symbol - SAFETY START (neutral)
position.
L - Low - work range.
The main gear lever (1) provides the
operating gears within the range selected.
Fig. 6:
1
2
GENERAL DRIVING ADVICE
1. Use the hand throttle to control the
tractor speed when working in the
field.
2. Never work the tractor by slipping and
re-engaging the clutch,and at all times
avoid riding the clutch pedal, which
can cause overheating and lead to total