UXPW 125 ENGINE SERVICE MANUAL AND EFI DIAGNOSTIC
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4.4.1.2. remove the cylinder head assembly
4.4.1.3. Remove the cylinder head seal gasket and the
two position pins
4.4.1.4. Use special tooling to dismantle valve collet seat
ring, valve, valve steam seal and valve spring
respectively.
4.4.1.5
、
Place the parts dismantled in order.