Valve Removal
Disassembly
PROCEDURE.
Remove the valves and valve springs.
Warning.
When disassembling the valve train, keep the parts grouped and, during assembly, install them strictly in their original positions. Otherwise the break-in of the parts will be disturbed.
When removing valves, protect the valve guides from
damage. If the valve stem has a mushroomed end, remove the excess metal with a file or abrasive stone. Do not drive the valve out of the guide with a hammer or drift.
Clean.
PROCEDURE.
Clean the valves of carbon and resinous deposits. Remove carbon with a wire brush, and
resinous deposits by soaking in carburetor cleaner. Warning:
To avoid injury when using power brushes, always wear safety goggles. Avoid inhaling vapors and
contact of carburetor cleaner with exposed skin.
contact of carburetor cleaner with exposed skin.
Do not scratch the valve stems with coarse wire brushes.
Test yourself
A quick Daewoo Nexia quiz: every answer comes with an explanation and a link to the manual page.