Suzuki EN125-2A, Service Manual

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SERVICING INFORMATION 7-6
Complaint
Wobbly rear wheel.
Rear suspension too
soft.
Rear suspension too
stiff.
Noisy rear suspension.
Symptom and possible causes Remedy
1. Distorted wheel rim.
2. Worn-down rear wheel bearings.
3. Defective or incorrect tire.
4. Loose nut on axle.
5. Worn swing arm bushings.
6. Loosen nuts on the rear shock.
Remedy
Replace.
Replace.
Retighten.
Replace.
Retighten.
1. Weakened springs.
2. Rear suspension adjuster improperly set.
1. Rear suspension adjuster improperly set.
2. Warn swing arm bushings.
1. Loose nuts on suspension.
2. Worn swing arm bushings.
Replace.
Adjust.
Adjust.
Replace.
Retighten.
Replace.
BRAKES
Complaint
Poor braking.
Insufficient brake power.
Brake squeaking.
Excessive brake lever
stoke.
Leakage of brake fluid.
Symptom and possible causes Remedy
1. Not enough brake fluid in the reservoir.
2. Air trapped in brae fluid circuit.
3. Pads worn down.
4. Top much play on brake lever or pedal.
5. Linings worn down.
Refill to level mark.
Bleed air out.
Replace.
Adjust.
Replace.
1. Leakage of brake fluid from hydraulic system.
2. Worn pads.
3. Oil adhesion on engaging surface of pads.
4. Worn disc.
5. Air in hydraulic system.
1.Carbon adhesion on pad surface.
2.Tilted pad.
3.Damaged wheel bearing.
4.Loose front-wheel axle or rear-wheel axle.
5.Worn pads.
6.Foreign material in brake fluid.
7.Clogged return port of matter cylinder
1.Air in hydraulic system.
2.Warn brake lever cam.
3.Insufficient brake fluid.
4.Improper quality of brake fluid.
1.Insufficlent tightening of connection joints.
2.Cracked hose.
3.Worn piston and/or cup.
Repair or replace.
Replace.
Clean disc and park
Replace
Bleed air
Repair surface with sandpaper.
Modify pad fitting.
Replace.
Tighten to specified torque.
Replace.
Replace brake fluid.
Disassemble and clean master
cylinder.
Bleed air.
Replace brake lever.
Replenish fluid to specified lever;
bleed air.
Replace with correct fluid.
Tighten to specified torque.
Replace.
Replace piston and/or cup.