Honda Crf 250 M Manual
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Page 101
Front Suspension Adjustments Adjustments for Competition97 13.Hold the outer tube (18), then remove the fork damper (19) from the outer tube using a lock nut wrench (20). Gently slide the outer tube down onto the lower end of the slider (21). 10.Clean the fork assembly, especially the sliding surface of the slider (15) and dust seal (16). The outer tube can drop on the slider and damage the fork dust seal and guide bushing when the fork damper is removed. To avoid damage hold both the outer tube and...
Page 102
Front Suspension Adjustments 98Adjustments for Competition 20.Apply pressure to the fork damper and insert a special tool or mechanics stopper tool (25) (see below) between the axle holder (23) and lock nut (26). 21.Hold the lock nut and remove the fork center bolt (24) from the fork damper. Do not remove the lock nut from the fork damper piston rod. If the lock nut is removed, the piston rod will fall in the fork damper and you can not reassemble the fork damper. NOTICE (23) axle holder (25) stopper...
Page 103
Front Suspension Adjustments Adjustments for Competition99 (2) fork damper (4) fork cap assembly 3. Empty the fork oil from the fork damper (2) by pumping the damper rod several times. (2) fork damper (5) oil hole 4. Clean the fork cap and fork damper threads. (2) fork damper 6. Pump the fork damper piston rod (6) slowly several times to bleed the air from the fork damper (2). (2) fork damper (6) piston rod(2) fork damper 8. Apply fork oil to the bushing and new O-ring on the fork cap assembly (4)....
Page 104
Front Suspension Adjustments 100Adjustments for Competition (2) fork damper (6) piston rod (2) fork damper (8) spring chamber (10) pressure release screw (11) fork cap (2) (6) (6) piston rod (7) lock nut Turn the rebound adjuster and compression adjuster counterclockwise to the softest position. Check the fork damper piston rod sliding surface for damage. Apply fork oil to the fork damper piston rod sliding surface Cover the fork piston rod end with soft jaws to prevent fork damage. Be careful not...
Page 105
Front Suspension Adjustments Adjustments for Competition101 Fork Assembly 1. Drain the fork oil from the outer tube/slider (1) by placing it upside down. (About 7 cc of fork oil will be left in the outer tube/slider when it is left inverted for about 20 minutes at 20°C/68°F) (1) outer tube/slider 2. Tighten the lock nut (2) fully and measure the thread length (A) as shown. Standard:0.43 – 0.51 in (11 – 13 mm) Wipe the oil completely off the fork damper. (2) lock nut (A) thread length 3. Wipe the oil...
Page 106
Front Suspension Adjustments 102Adjustments for Competition 4. Set the lower end (axle holder) of the slider in a vise with a piece of wood or soft jaws to avoid to damage. Do not overtighten the axle holder. 5. Temporarily install the fork damper to the fork. Push out the fork damper piston rod from the axle holder of the slider by pushing the fork damper. Apply pressure to the fork damper and insert the special tool or mechanics stopper tool (5) between the axle holder and lock nut (2). Measure the...
Page 107
Front Suspension Adjustments Adjustments for Competition103 13.Pour the recommended fork oil (11) into the outer tube/slider (1). Recommended Oil: Pro Honda HP Fork Oil 5 W or equivalent. (1) outer tube/slider (11) fork oil (1) (11) () Fork Oil Capacity: Standard (0.45 kgf/mm) Fork Spring Standard oil capacity12.5 US oz (371 cm 3) Maximum oil capacity14.1 US oz (417 cm 3)Slightly stiffer as it nears full compression. Slightly softer as it nears full compression. Minimum oil capacity10.9 US oz (321 cm...
Page 108
Front Suspension Adjustments 104Adjustments for Competition 15.Check that the O-ring (12) on the fork damper assembly (4) is in good condition. Apply the recommended fork oil to the O-ring. (1) outer tube/slider (12) O-ring (4) fork damper assembly 16.Temporarily thread the fork damper (4) into the outer tube (1). Insert both fork legs into the fork clamps. Align the groove in the outer tube with the top surface of the upper fork clamp. If installing the optional 20 inch wheel, align the top of the...
Page 109
Front Suspension Adjustments Adjustments for Competition105 19.Clean the threads of the fork protector (15) bolts and axle holder thoroughly. Apply locking agent to the bolt threads. Install the fork protector and tighten the bolts to the specified torque: 5.1 Ibf·ft (7 N·m, 0.7 kgf·m) (15) fork protector 20.Clean the surfaces where the axle and axle clamps contact each other. Install the left and right side collars into the wheel hub. Insert the front axle shaft through the wheel hub from the right...
Page 110
Front Suspension Adjustments 106Adjustments for Competition 23.Install the handlebar (19), mounting rubbers (20), washers and handlebar holder nuts (21) and tighten the handlebar holder nuts to the specified torque: 33 Ibf·ft (44 N·m, 4.5 kgf·m) (19) handlebar (20) mounting rubbers (21) washers/handlebar holder nuts 24.Install the number plate (22) by aligning its hole with the tab (23) on the steering stem. (22) number plate (23) tab 25.Install and tighten the number plate bolt (24). Install the...