5
Part 4 Field management machine adjustment
1.Adjustment of throttle control mechanism:
The throttle should be adjusted to enable to bring the engine to maximum speed and can shut down the
engine,and it can work stably at any speed made. Adjustment method: use spanner loosen the screw bolt
(nut)
○
4
, reverse the throttle control handle
○
1
the needle goes to the limit position in anti-clockwise and
then pull the engine speed control handle
○
5
to the flame out position, locking screw bolt (nut)
○
4
, finally
turn the throttle control handle
○
1
to the pole limit position in clockwise,check whether the engine speed
control handle
○
5
reaches the maximum throttle position.
If it meets the requirements, tighten the bolts and nuts. If not, continue to adjust according to the above
method.
○
1
Throttle control handle
○
2
Throttle cable
○
3
Throttle strut
○
4
S
crew bolt (nut)
○
5
Speed control handle
2.V-belt adjustment:
Loosen the bolts of the fixed adjustment bracket
○
1
,
adjust the screw rod
○
2
on both sides of the power
frame to move the engine position forward or backward, tighten the tension by pressing four fingers in the
middle part of the belt (about 5kg force), and the belt is bent about 2cm or so. Both sides of the adjusting
screw rod
○
2
should be adjusted at the same time to ensure that the engine pulley is in the same straight
line with the clutch pulley groove. Finally, lock the bolt. Note: after the engine position is moved, the
length of the throttle cable should be adjusted accordingly (for the adjustment method, see the adjustment
of throttle control mechanism), so as to ensure the stable operation of the engine. When replacing the belt,
the two belts should be of the same specification, and the two belts on the same belt pulley should be
replaced at the same time, and the old and new should not be mixed.
○
1
Adjusting bracket
○
2
Adjusting screw rod
