Page 1
13. REAR WHEEL/REAR BRAKE/
REAR SUSPENSION
13-0
FILLY LX 50
13
13
3.5kg-m
11.0kg-m
1.0kg-m
1.2kg-m
Page 2
13. REAR WHEEL/REAR BRAKE/
REAR SUSPENSION
13-1
FILLY LX 50
SERVICE INFORMATION
GENERAL INSTRUCTIONS
• During servicing, keep oil or grease off the brake drum and brake linings.
SPECIFICATIONS
Item
Standard (mm)
Service Limit (mm)
Radialæ2.0
Rear wheel
Axialæ2.0
Rear brake drum I.D
110
111
Rear brake lining thickness
4.0
2.0
Rear shock absorber spring free length
202.5
198
TORQUE VALUES
Rear axle nut 11~13kgf-m
Rear shock absorber upper mount bolt 3.5~4.5kgf-m
Rear shock absorber lower mount bolt 2.4~3.0kgf-m
Exhaust muffler joint lock nut 1.0~1.4kgf-m
Exhaust muffler lock bolt 3.0~3.6kgf-m
Special Tool
Cushion Assemble & Disassemble Tool
TROUBLESHOOTING
Rear wheel wobbling Poor brake performance
• Bent rim • Brake not adjusted properly
• Faulty tire • Worn brake linings
• Axle not tightened properly • Worn brake shoes at cam contacting area
Soft rear shock absorber • Worn brake cam
• Weak shock absorber spring • Worn brake drum
• Faulty damper
SERVICE INFORMATION
......................
13-1 REAR BRAKE
.........................................
13-3
TROUBLESHOOTING
.............................
13-1 REAR SHOCK ABSORBER
...................
13-4
REAR WHEEL
...........................................
13-2
Rim runout
Page 3
13. REAR WHEEL/REAR BRAKE/
REAR SUSPENSION
13-2
FILLY LX 50
REAR WHEEL
REMOVAL
Remove the exhaust muffler. (!2-5)
Remove the rear axle nut to remove the rear
wheel.
INSPECTION
Measure the rear wheel rim runout.
Service Limits:
Radial: 2.0mm replace if over
Axial: 2.0mm replace if over
Inspect the rear brake drum.
Measure the rear brake drum I.D.
Service Limits: 111mm replace if over
INSTALLATION
Install the rear wheel in the reverse order of
removal.
Tighten the rear axle nut.
Torque: 11.0-13.0kg-m
Install the exhaust muffler.
Torque:
Exhaust muffler joint lock nut: 1.0~1.4kgf-m
Exhaust muffler lock bolt: 3.0~3.6kgf-m
First install and tighten the exhaust
muffler joint lock nuts and then the
exhaust muffler lock bolts.
＊
Rear Axle Nut
Page 4
13. REAR WHEEL/REAR BRAKE/
REAR SUSPENSION
13-3
FILLY LX 50
REAR BRAKE
BRAKE LINING INSPECTION
Measure the brake lining thickness.
Service Limit: 2.0mm replace if below
REAR BRAKE DISASSEMBLY
Remove the rear brake adjusting nut and
disconnect the rear brake cable.
Remove the rear brake shoes.
Remove the brake arm bolt to remove the
brake arm, wear indicator plate and felt seal.
Remove the brake cam.
REAR BRAKE ASSEMBLY
Apply grease to the anchor pin.
Apply grease to the brake cam and install it.
Install the brake shoes.
Keep oil or grease off the brake linings.
＊
Wear Indicator Plate
Adjusting Nut
Brake Arm
Brake Shoes
Brake Cam
Brake Arm Bolt
Brake Arm
Grease
Page 5
13. REAR WHEEL/REAR BRAKE/
REAR SUSPENSION
13-4
FILLY LX 50
Apply a small amount of engine oil to the felt
seal and install it to the brake cam.
Install the wear indicator plate and brake arm.
Install and tighten the brake arm bolt.
Install the brake arm return spring.
Install the brake arm pin.
Connect the brake cable and install the
adjusting nut.
Install the rear wheel. (!13-2)
Adjust the rear brake lever free play.
(!3-8)
REAR SHOCK ABSORBER
REMOVAL
Remove the frame body cover. (!2-3)
Remove the air cleaner case. (!5-19)
Remove the rear shock absorber upper and
lower mount bolts.
Remove the rear shock absorber.
DISASSEMBLY
Install the rear shock absorber compressor as
the figure shown.
Compress the rear shock absorber spring.
Cushion Assemble & Disassemble Tool
Align the wide groove on the wear
indicator plate with the wide tooth of the
brake cam.
＊
Align the scribed line on the brake arm
with the punch mark on the brake cam.
＊
Adjusting Nut
Brake Arm Pin
Brake Cable
Install the rear shock absorber lower joint
into the rear shock absorber compressor.
＊
Punch Mark
Wear Indicator Plate
Brake Arm
Brake Arm
Return Spring
Rear Shock Absorber Compressor
Lower Mount Bolt
Upper Mount Bolt
Rear Shock Absorber
Cushion Assemble & Disassemble Too
Specia
Page 6
13. REAR WHEEL/REAR BRAKE/
REAR SUSPENSION
13-5
FILLY LX 50
Loosen the lower joint lock nut.
Remove the lower joint.
Remove the lock nut, rubber and damper.
INSPECTION
Inspect the damper rod for bending or
damage.
Inspect the damper for oil leaks.
Inspect the damper rubber for deterioration or
damage.
Measure the rear shock absorber spring free
length.
Service Limit: 198mm replace if over
ASSEMBLY
Assemble the rear shock absorbers in the
reverse order of disassembly.
• Install the shock absorber spring with
loosely wound coils facing down.
• Apply locking agent to the lock nut
threads and tighten the lock nut.
＊
Spring
Damper
Damper Rod
Rubber
Lock Nut
Page 7
13. REAR WHEEL/REAR BRAKE/
REAR SUSPENSION
13-6
FILLY LX 50
INSTALLATION
Install the rear shock absorber.
Install the rear shock absorber upper mount
bolt and then the lower mount bolt.
Tighten the bolts.
Torque:
Upper Mount Bolt: 3.5~4.5kgf-m
Lower Mount Bolt: 2.4~3.0kgf-m
Install the air cleaner case. (!5-15)
Install the frame body cover. (!2-3)
Lower Mount Bolt
Upper Mount Bolt
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