DAELIM VJF125 Service Manual - Troubleshooting
16-2
HYDRAULIC BRAKE
TROUBLESHOOTING
Brake lever/pedal soft or spongy
Air bubbles in the hydraulic system.
Leaking hydraulic system.
Contaminated brake pad / disk .
Worn caliper piston seal.
Worn master cylinder piston seal.
Worn brake pad/disk.
Contaminated caliper.
Caliper not sliding properly.
Low brake fluid level.
Clogged fluid passage.
Warped / deformed brake disk.
Sticking / worn caliper piston.
Sticking / worn master cylinder piston.
Contaminated master cylinder.
Bent brake lever/pedal.
Brake lever/pedal hard
Clogged / restricted brake system.
Sticking / worn caliper piston.
Caliper not sliding properly.
Clogged / restricted fluid passage.
Worn caliper piston seal.
Sticking / worn master cylinder piston.
Bent brake lever/pedal.
Brake drags
Contaminated brake pad / disk.
Misaligned wheel.
Clogged / restricted brake hose joint.
Warped / deformed brake disk.
Caliper not sliding properly.
Clogged/restricted brake hydraulic system
Sticking/worn caliper piston
Clogged master cylinder port
TOOL
SNAP RING PLIERS
TORQUE VALUES
BRAKE CALIPER BRACKET BOLT
3.0
f
m ( 30N
m)
BRAKE CALIPER BLEEDER VALVE
0.6
f
m ( 6N
m)
BRAKE CALIPER HANGER PIN
2.3
f
m ( 23N
m)
BRAKE CALIPER PIN BOLT
1.8
f
m ( 18N
m)
BRAKE PAD PIN BOLT
1.8
f
m ( 18N
m)
BRAKE OIL BOLT
3.4
f
m ( 34N
m)
MASTER CYLINDER RESERVE CAP SCREW
1.0
f
m ( 10N
m)
BRAKE LEVER PIVOT BOLT
1.0
f
m ( 10N
m)
BRAKE LEVER PIVOT LOCK NUT
1.0
f
m ( 10N
m)
REAR MASTER CYLINDER HOLDER SOCKET BOLT 1.2
f
m ( 12N
m)