Page 408 - Foton Workshop Manual - Sauvana

12B-118 ENGINE MECHANICAL - VALVE

(h). Measure the thickness of the valve edge
with the vernier caliper.
Standard value:
Intake valve：1.0~1.2mm
Exhaust valve：1.0~1.2mm
Limit value:
Intake：0.9 mm
Exhaust：0.9 mm
NOTICE:
If the value measured is less than the limit value,
replace the valve.

(i). Measure the length of the valve with the
vernier caliper, and replace the valve if it is
not in conformity with the regulation.
Standard value:
Intake：105.7 mm
Exhaust：104.9 mm
Limit value:
Intake：105.5 mm
Exhaust：104.7 mm

(j). Measure the diameter of valve stem with
the spiral micrometer.
Intake valve stem diameter (D)：
5.468~5.480mm
Exhaust valve stem diameter (D)：
5.458~5.470mm

Page 408