Daewoo DB58, Shop Manual

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Check the valve tappets whether excessive
wear and damage or not.
Measure the outside diameter of tappets with
the micrometer.
Measure the clearance between tappets and
cylinder motion parts by the using of dial
indicator
Measure the plane figure of push rod with the
feeler gauge.
Measure it as of slowly rolling push rod on the
flat of a hand. (See figure)
EJM2041I
EJM2052S
EJM2053I
EJM2054I
Standard Limit
Tappet Outside Diameter 27.97-27.98 27.92
Standard Limit
Tappet and Tappet Travelling
0.020~0.054 mm 0.1 mm
Bore Clearance
Limit
Push Rod of Balanced Figure 0.3 mm
2.3.5. Push Rod
Pitting Clack
Inferiority
of contact
Irregularity of
contact
2.3.4. Tappet