Daewoo D1146, Maintenance Manual

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D1146/D1146TI/DE08TIS
MAINTENANCE MANUAL
51
Printed in Jan. 2001 PS-MMA0415-E1A
or valve guide.
Valve stem end play
Standard Limit
Intake valve
0.04
∼
0.07 mm
0.2 mm
Exhaust valve 0.06
∼
0.09 mm 0.25 mm
z
Assemble the valve at cylinder
head's valve guide and see if it is
centered with the valve seat using a
special tool.
3) Valve seat
z
Contacting face amount
As for the valve seat's wear, measure
the width of the contact surface with
intake valve seat and exhaust valve
seat. If beyond the limit value, replace
the valve seat.
z
Assemble the valve at the valve seat
of the cylinder head, and check the
amount of depression of the valve
from the lower portion of the cylinder
head using a dial gauge.
Valve depression
Standard Limit
Intake &
Exhaust
0
∼
0.3 mm
0.55 mm
If the amount of depression is
beyond the specified limit, replace
the valve seat.