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120 Testing and adjusting, Part 2
Measuring brake performance
Measuring brake performance
a Measurement conditions
Road surface:
q
Flat, horizontal, dry paved surface
Travel speed:
q
35 km/h when brakes are applied
Tire inflation pressure:
q
Specified pressure
Tire size:
q
20.5 – 25
Delay in applying brakes:
q
0.1 sec
Specified operating force:
q
322 N {33 kg}
Measurement method
1.
Start the engine and drive the machine.
2.
Set the speed selector switch to 4th and drive
the machine.
3.
When the travel speed reaches 35 km/h,
depress the left brake pedal with the specified
operating force.
a Before carrying out this operation, deter-
mine the run-up path and the point for
applying the brakes, then apply the brakes
when the machine reaches that point.
4.
Measure the distance from the point where the
brakes were applied to the point where the
machine stopped.
a Repeat this measurement three times and
take the average.
WA250, 250PZ-6
1
9JF01100
SEN03837-01
19
30-120
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