B22W-202010
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CHAPTER 4 HST SYSTEM1022H TRACTOR
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7. TESTS AND ADJUSTMENT
7.1 HYDROSTATIC PEDAL AND NEUTRAL ADJUSTMENT
To ensure that tractor does not move unless the forward or the reverse pedal is depressed.
1. Operate the hydrostatic control pedals. They should return by themselves to the neutral position.
If pedals do not operate properly, check pedals and linkage for damage or wear.
2. Start engine and run at low idle and then maximum rpm.
3. Place range shift lever in LOW gear and Hi gear. Tractor should not move.
If tractor moves, note direction and adjust neutral return linkage as follows:
REASON
PROCEDURE
NOTE
• In case of moving to forward a little, neutral lever comp (B) turns towards backward direction
slightly (CCW).
• In case of moving to backward a little, neutral lever comp (B) turns towards forward direction
slightly (CW).
NOTE
• Service of the neutral setting of HST unit should be performed following the instructions on the
CHAPTER 2 - 3.4 SEPARATION OF THE FRONT AXLE BRACKET AND TRANSMISSION.
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B
T19W018A
FIG. 4-5
(1) Holder comp
(2) Control rod assembly
(3) Pedal shaft comp.
(4) Arm comp.
(5) Forward pedal comp
(6) Neutral arm comp
(7) Reverse pedal comp
(8) Stopper comp
(9) Damper , oil
(10) Cable Assy , Auto Throttle
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