WangYe WY50QT-58 User Manual - page 15
- 24 -
Idle speed adjustment
(Fig22、Fig23)
The carburetor has been adjusted to the best situation before selling out.
If it is not well adjusted, ask a professional person to adjust it as the following
instruction
.
•
Warm up several minutes after engine starts
•
Screw the bolt 1 in slightly to increase the idle speed,
then screw in the mix ratio screw first and next out from the idle
speed adjustment, screw to gain the minimum torque.
•
After adjusting the idle speed, adjust free path of the throttle to
2-4mm.
•
After adjusting, the engine speed can transit steadily when suddenly
apply the throttle instead of turning off.
Fig23
Fig22
- 25 -
Change oil
(Fig24)
l Change oil only when the engine is not cooled yet and the vehicle is
supported by jiffy Stand, to pour out all the oil completely and quickly.
Clean the oil filter net
l Screw out the the cover of oil hole /oil dip rod and the cover of oil filter
screen,Take out oil hole cover and oil filter 1 then take strainer 2 and spring 3.
•
Clean the oil filter net using liquor
•
Fill in the oil filter net,spring and the cover of oil filter screen
.
•
Inpour standard oil into the engine, not exceeding the upper mark,
•
When measuring the oil level, do not screw down the cover of oil hole / oil dip rod.
•
Fill in the cover of oil hole / oil dip rod.
•
Start engine and keep it working at idle speed for few
minutes, then turn it off.
•
Measure the oil volume of engine again to make sure it
does not leak
.
Fig24