KNEGT 304G2, Operation Manual

Page: 69 / 103

304G2
SERIES TRACTOR OPERATION MANUAL
67
6.3 Adjustment of the Brake
The free path of the brake pedal is between 80 and 85mm. During the usage, as the
driven disk abrading, the free path exceeds the regular range, even influence braking, so
it must be adjusted.
6.3.1 Adjustment of service braking system
Before regulating, disconnect the connect plate, and adjust the free path of every pedal.
When adjusting,first,unscrew the adjusting nut A and B, adjust the Brake p
ull rod with a
wrench at the position of mark ‘a’to insure the Connect cannulato be in the right angle.
Then, bring down the split pin and shaft, unscrew
Adjusting nut D
, rotating the
Pull rod
head part A
to regulate the length of the pull rod, so make the free path of every pedal to
be about the same and between 80 and 85mm, after that, fasten the nut A 、 B 、 D.
After adjusting the pedal, the tractor must be test at the highest speed on the dry flat,
and then try to brake urgently. After that, check the tire print lengths. Make sure the
difference between left one and right one doesn’t exceed 400mm. If it fails to reach the
request, adjust again.
6.3.2 Adjustment of parking braking system
Before regulating, bring down the split pin and shaft,then screw the nut CandE,making
the clevis of flexible line fit with the brake rocker hole, and then fasten the nuts.
After adjusting the flexible line,the tractor must be immovable on any ramp when using
the parking braking system.If the tractor have a remotion, adjust again.
6.4 Adjustment of the Rear Axles
In order to assure the reliable working of main drive, the spiral-bevel pinion and spiral
crown gear should be assembled with a mated pair and adjusted to right position for
reasonable engaging. In operating, if normal engagement position is disrupted due to
bearing’s damage or other reasons, it must be adjusted again after replacing the
damaged bearing with a new one or fixing up other troubles. As to the assembling
diagram of the main drive, please refer to Fig. 6-3.