SQR7080 Maintenance Manual 372 Engine Mechanical System
Chery Automobile Co., Ltd
24
EF
Modle
Item
GL,ZL,RL,GS,ZS
IN 13.71±0.25
Height
（
mm
）
EX 12.11±0.25
Driving in depth of throttle guiding pipe
Use reamer to grind the inner diameter to achieve the
standard value of the clearing.
(3) Valve mating surface
a) Smear thin layer of red lead powder on the valve
mating surface. Do not turn the valve, and gently
drive it in. Check the mating condition and the
width of mating line.
Correction of valve base stand ring
[Attention]
Signs of breaking or cracking should not
appear on the correction surface. Take it out slowly after
the correction is completed.
1
、
Use a 45 degree cone as the mating benchmark value.
2
、
Check the mating position of the throttle. If it is in the
center of the valve, the position is the best one. If not,
proper corrections have to be made.
3
、
Make conic cutting at the center of the mating position
with 70 degrees toward inwards and 30 degrees outwards.
