How To Strip Sr250 Front Shocks

Raise the motorcycle or remove the front wheel so that there is no weight on the front end of the motorcycle. Remove the handlebar if necessary Remove the rubber cap from the top of each fork

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Always use a new stopper ring (wire circlip).

3 The spring seat and fork spring are retained by a stopper ring (spring wire circlip) It is necessary to depress the spring seat and fork spring to remove the stopper ring Remove the stopper ring by carefully prying out one end with a small screwdriver

4 Place an open container under each drain hole Remove the drain screw from each outer tube.

5. When most of the oil has drained, slowly raise and lower the outer tubes to pump out the remaining oil

6 Inspect the drain screw gasket Replace if damaged Reinsall the drain screw

7 Pour the specified amount of oil into the fork inner tube

Recommended oil

Yamaha fork oil lOWt or equivalent

Quantity per leg 168 cc <5.7 oz)

8 After filling, slowly pump the forks up and down to distribute the oil

9 Inspect the "0" ring on the spring seat Replace "0* ring if damaged

10 Reinstall the spring seat, stopper ring and rubber cap

Suspension. Steering and Swing Arm 1 Steering head adjustment a Block the motorcycle up so that front wheel is off the ground, b Grasp the bottom of the forks and gently rock fork assembly backward and forward, checking for any looseness in the steering assembly bearing c If the steering head needs adjustment, remove the handlebar cover and loosen the steering fitting bolt d Using the ring nut wrench, adjust the steering ring nut until steering head is tight without binding when the forks are turned.

Excessive tightening of this nut will cause rapid wear of the ball bearings and races Re-check for looseness and freedom of movement

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e Tighten the steering fitting bolt

After completing the steering adjustment, make certain forks pivot from stop to stop without binding If binding is noticed, repeat adjustment

2. Suspension a Check the all suspension components for proper operation b Check the all suspension fittings for proper tightness 3 Swing arm a. Check for freedom of up and down movement b Check side to side freeplay

Swing arm free play

1 0 mm (0 04 in) at end of swing arm c Check the all securing bolts for proper tightness

Rear Shock Absorber See Chapter 5 Rear Shock Absorber The spring preload of the rear shock absorbers can be adjusted to suit rider preference and riding conditions If the spring seat is raised, the spring becomes suffer and if lowered the spring becomes softer r— WARNING:-

Always adjust the shock absorbers on each side to the same position. Uneven adjustment can cause poor handling and loss of stability.

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Cable Inspection and Lubrication

1 Damage to the outer housing of the various cables, may cause corrosion and often free movement will be impaired An unsafe condition may result so replace cables as soon as possible

2 If the inner cables do not operate smoothly lubricate or replace them

Recommended lubricant

Yamaha chain and cable lube or SAE 10W/30 motor oil

Throttle Cables and Grip Lubrication

The throttle twist grip assembly should be greased at the time that the cables are lubricated, since the grip must be removed to get at the ends of the throttle cables Two screws hold the throttle housing to the handlebar Once these two screws are removed. the ends of the cables can be held high to pour in several drops of lubricant With the throttle grip disassembled, coat the metal surfaces of the grip assembly with a suitable all-purpose grease to cut down friction

Lubrication of Levers, Pedals, etc. 1 Lubricate the pivoting parts of the brake and clutch levers with recommended lubricant.

Recommended lubricant

Yamaha chain and cable lube or SAE 10W/30 motor oil

2 Lubricate the shaft of the brake pedal with lithium soap grease

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Responses

  • emppu
    How to strip sr250 front shocks?
    3 years ago
  • PAMELA
    How to replace shock absorber springs on yamaha sr250?
    2 years ago

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