Valve Deflection Limit (Dial Gauge Reading); Valve To Valve Guide Clearance Standard; Valve & Valve Guide Assembly - Chery Tiggo 2009 Service Manual

Valve Outer Diameter
Valve Guide Inner Diameter
Fringe Thickness On Top Of Valve
Valve Tilt Angle
Valve Height
• Measure valve deflection.
• If it exceeds the limit, check valve to valve guide clearance.
− Measure valve stem diameter and valve guide inner diameter.
− Check that clearance is within specification.
− If it exceeds the limit, replace valve or valve
guide.
Assembly
1. Install the valves into the cylinder head (larger diameter on intake side).
2. Install the valve springs.
3. Install the valve spring retainers.
72
02–
CYLINDER HEAD UNIT REPAIR
ITEM

VALVE DEFLECTION LIMIT (DIAL GAUGE READING)

Intake
Exhaust

VALVE TO VALVE GUIDE CLEARANCE STANDARD

Intake
Exhaust
Intake Valve
Exhaust Valve
Intake Valve
Exhaust Valve
Intake Valve
Exhaust Valve
Intake Valve
Exhaust Valve
Intake Valve
Exhaust Valve
SPECIFICATION (mm)
5.98 ± 0.008
5.96 ± 0.008
5.4 ± 0.1
5.4 ± 0.1
0.3 ± 0.15
0.3 ± 0.15
65°
68°
107.998
106.318
0.02 mm
0.04 mm
0.012 - 0.043 mm
0.032 - 0.063 mm
Chery Automobile Co., Ltd.
BESM020073