Cylinder Head Assembly - DAELIM Daystar VL125E Service Manual

Coat the valve seat with the compound.
Use the valve guide reamer without turning the
Valve, check the attached state by hitting
against lightly.
If the position of contacting side is high, cut it
using a 35 cutter, and then cut it using a 45
cutter according to the standard width.
If the position of contacting side is low, cut it
using a 60 cutter, and then cuts by 45 cutter
according to the standard width.
After amending, coat the valve seat with a
compound and align the valve using a valve
guide reamer.
CAUTION
!
If it is turned by pressing the valve to seat
strongly when aligning the valve, it is damaged.
Therefore, align it by trimming lightly.
If aligning the valve in same position, it is
caused that seat is worn partly. Therefore align
valve by turning.
Avoid putting compound in the gap of step and
guide while aligning the Valve.

Cylinder Head Assembly

Install the valve spring seat and a new stem
seal.
Lubricate each valve stem with molybdenum
disulfide grease and insert the valve into the
valve guide. To avoid damage to the stem seal,
turn the valve slowly when inserting.
Check the valve for freedom of up-down
movement.
Contact Part is Hight
Contact Part is Low
Stem Seal Stem Seal
Stem Seal Stem Seal
Stem Seal Stem Seal Stem Seal Stem Seal
Stem Seal Stem Seal Stem Seal Stem Seal
Stem Seal
Cylinder Head / Valve
Seat Width Before
Cutting
35
Seat Width Before
Cutting
60
Spring Seat Spring Seat Spring Seat Spring Seat
Spring Seat Spring Seat Spring Seat Spring Seat
Spring Seat Spring Seat
Spring Seat Spring Seat Spring Seat
Valve Valve Valve Valve
Valve Valve Valve Valve
Valve Valve
Valve Valve Valve
Spring Spring
Spring Spring
Spring Spring Spring Spring
Spring Spring
Spring Spring Spring
Cotter Cotter Cotter Cotter
Cotter Cotter
Cotter Cotter Cotter Cotter
Cotter Cotter Cotter
Retainer Retainer Retainer Retainer
Retainer Retainer
Retainer Retainer Retainer Retainer
Retainer Retainer Retainer
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