WangYe WY50QT-55 User Manual - page 14
- 22 -
Warm up few minutes after the engine starts
Idle to adjust screw (1) is it is it improve idle speed slightly to enter to fasten,
is it is it withdraw it than screw slowly after stocking to fasten to mix and then
rapidly, to stabilizing the position at most, then withdraw slowly, get and stabilize
the position the most low.
After adjusting idle speed, then adjust accelerate graph handle to free path for 2-4mm
Then use adjustor (2) to adjust, screw down nuts, and then screw up it after adjust.
Adjusting the good idle speed, when should be able to suddenly strengthen
the throttle, the rotational speed of the engine should be excessively steady, no
flash back and can't go out, stop working or arrange organ not to blow out at being
last throttle
•
Oil change and cleaning of oil filter net
Fig 22
1 2
Fig 23
- 23 -
•
Oil change
(Fig24)
Change the oil only when the engine is not cool and the vehicle is supporting by
Jiffy stand, to pour out all the oil completely and quickly.
Screw out the the cover of oil hole /oil dip rod and the cover of oil filter screen
,then unbolt the oil filter(1),Net(2) and the spring (3)
Clean the oil filter net with the impregnant
Fill in the oil filter net,spring and the cover of oil filter screen
Immit oil meeting the specification to the engine, do not let the oil mass
exceed the mark of upper limit of the
cover of oil hole / oil dip rod. 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
Let the engine work at the idle speed for several minutes and stop it .then
start the engine.
Remeasure the oil mass. Make sure the oil mass is near to or in the
mark of upper limit without leakage.
Fig 24