User manual DAELIM VL125E SERVICE MANUAL
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Manual abstract: user guide DAELIM VL125ESERVICE MANUAL
Detailed instructions for use are in the User's Guide.
[. . . ] How to use this manual
General
This manual explains how to maintain the Daystar of the DAELIM MOTOR CO. , LTD. Follow the maintenance schedule (Section 3) recommendations to ensure that the vehicle is in peak operating condition. Section 1 through 3 apply to the whole motorcycle, while sections 4 through 18 describe parts of the motorcycle, grouped according to location. Most sections start with an assembly or system illustration, service information and trouble shooting for the section. [. . . ] When heating the cylinder Head, do not heat it sectionally using a gas burner. It is caused the twist of cylinder Head.
Hold the cylinder head, and remove the valve guide from the combustion chamber using valve guide driver. Tool : Valve guide driver
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Valve Guide Driver Valve Guide Driver Valve Guide Driver
CAUTION
Avoid the cylinder head from damaging. After inserting the valve guide, install the valve guide reamer in the combustion chamber of the cylinder head and trim the valve guide.
Valve Guide Driver Valve Guide Driver Valve Guide Driver
9-8
Cylinder Head / Valve
!
CAUTION
Trim the reamer not to lean. If cutting the reamer by leaning, the valve hole is inclined, the step seal is leaked, and the around of valve seat is enlarged. The entrance of reamer is always performed by turning the reamer to the right. Tool: Valve guide reamer Clean the cylinder head and remove the foreign substances. Check the around of valve seat and amend them.
Valve Seat Inspection
Remove the carbon deposits of valve. Trim valve guide reamer using a valve guide dreamer without turning the valve, and align the position exactly.
Tale off the valve, inspect the opposite side of the seat with the ink attachment of valve pace side. If the valve is inclined, inspect the valve guide-to-step gap and replace valve guide if necessary.
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Valve
CAUTION
It is impossible to amend the valve. If the valve pace clogging, wear and connection are bad, the valve must be replaced. Standard Value : 0. 7~0. 9(0. 028~0. 035) Service Limit : 1. 3mm(0. 05in)
60 35 IN : 22mm Ex : 22mm IN : 23mm EX : 20mm
Valve Seat Cutter
Amend the worn valve seat using a valve seat cutter and a grinder.
!
CAUTION
Perform them according to the instruction manual.
IN : 24. 5mm Ex : 24. 5mm
9-9
Cylinder Head / Valve
Valve Seat Amendment
If the Seat part is damaged or rough, cut them using 45 cutter.
!Damaged or Rough
CAUTION
After replacing the valve guide, cut the seat part.
Valve Seat 45
Amend the flat using a 35 cutter side by side.
Cut The Seat Part
35
Amend the inside using a 60 cutter side by side.
Seat Width Before Cutting
60
Amend the seat part with a standard width using a 45 cutter.
0. 7~0. 9mm (0. 028~0. 035 in)
45
9-10
Cylinder Head / Valve
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.
Contact Part is Hight
Seat Width Before Cutting 35
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.
Contact Part is Low
Seat Width Before Cutting
60
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. If aligning the valve in same position, it is caused that seat is worn partly. 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.
Spring Seat Spring Seat Spring Seat
Valve Valve Valve Spring Spring Spring Cotter Cotter Cotter Stem Seal Stem Seal Stem Seal Retainer Retainer
9-11
Cylinder Head / Valve
Install the valve springs. The springs tightly would coils should face toward the cylinder head.
For Cylinder Head For Cylinder Head For Cylinder Head
Install the springs retainer. Compress the valve spring and install the valve cotters.
NOTE
Valve Spring Compressor Valve Spring Compressor Valve Spring Compressor
To prevent the loss of tension, do not compress the valve springs more than necessary to install the valve cotters. [. . . ] If the continuity is between o-o, it is correct.
Light Switch Light Switch Light Switch
Engine Stop Switch Engine Stop Switch Engine Stop Switch
Starter Switch
ST1 Free Push Color Code ST2
Starter Switch Starter Switch Starter Switch
Black/Green
Yellow/Red
Light Switch
BAT OFF P H Color Code TL HL
Black
Brown
Blue/White
Winker Switch
R R N L Color Code W L
Dimmer Switch Dimmer Switch Dimmer Switch
Sky Blue
Gray
Orange
Dimmer Switch
HI LO HI Color Code HL LO
Blue
Blue/White
White
Winker Switch Winker Switch Winker Switch Horn Switch Horn Switch Horn Switch
Horn Switch
HO Free Push Color Code BAT
Engine Stop Switch Engine Stop Switch Engine Stop Switch
Light Green
Black
Engine Stop Switch
EXT RUN OFF Color Code Black/White E BAT2 ST1
Green
Black
Black/Green
20-8
Lights/Switches/Horn
Gear Chain Switch
Disconnect the gear change switch wire coupler. Gear Position Neutral 3Position gear Terminal Light green/Red White/Blue
Brake Light Switch
Front
Remove the headlight case. Disconnect the front brake light switch wire connectors and check for continuity between the connector terminals. The switch should have continuity with the front brake applied and no continuity with it released.
Rear
Remove the R. [. . . ]
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