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I. Brake System
Check Right and Left Brake Interlocking
Performance
--- every 10 hours (daily)
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WARNING:
Put up a no admission notice for the range of 100m
ahead in the forward machine travel direction.
Arrange a safety monitor person.
Do not allow dust and/or soil to accumulate in
vicinity (3) of the brake pedal. The brake may
become inoperable.
While stepping on brake pedal (1), check the pedal movement,
the brake performance, and the play in the pedal stroke for
any abnormality.
If dust and/or soil accumulates in vicinity (3) of the brake
pedal, remove the accumulated dust and/or soil.
Check Brake Performance
1. Turn "OFF" the clutch cut position switch.
2. Firmly step on the left hand brake pedal.
3. Release the parking brake.
4. Select the transmission shift lever 2nd and FORWARD.
5. Slowly accelerate the engine to full speed.
6. The machine should not move.
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CAUTION: If machine moves when firmly step
on right hand brake with transmission in 2nd and
FORWARD, there is some problem with service brake.
Do not operate until problem has been corrected.
Check Play in Brake Pedal Stroke
Measure the pedal stroke at pedal tip (2) by pressing the
pedal with your hand until you feel an intermittent feed
back from the pedal.
Correct Play (2)
: 4 to 13 mm
If the play is outside the specified range, consult your
nearest Hitachi dealer.
If abnormal pedal operation and/or performance is noticed,
consult your nearest Hitachi dealer. Get the machine
checked and repaired.
MAINTENANCE
2
7-103
1
3
MNEC-01-036
1
95Z7B-7-86-2
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