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Honda CRF450RL 2021 Owner's Manual & Off-Road Handbook page 80

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Maintenance
BRAKE SYSTEM
HYDRAULIC SYSTEM INSPECTION
Firmly apply the brake lever or pedal, and check that no
air has entered the system.
If the lever or pedal feels soft or spongy when operated,
bleed the air from the system.
Refer to an official Honda Service Manual or see your
dealer to have the air bled from the system.
Inspect the brake hose [1] and fittings for deterioration,
cracks, and signs of leakage.
If the brake hose oil bolt is loose, tighten to the specified
torque.
TORQUE:
Brake hose oil bolt:
34 N·m (3.5 kgf·m, 25 lbf·ft)
Replace the brake hose, brake hose oil bolt and sealing
washer if necessary.
Refer to an official Honda Service Manual or see your
dealer to replace the brake hose, brake hose oil bolt and
sealing washer.
2-54
BRAKE LEVER POSITION
• The brake lever position can be adjusted by turning
the adjusting bolt [1].
Loosen the brake lever adjuster lock nut [2].
To position the front brake lever farther away from the
throttle grip, turn the adjusting bolt clockwise.
To position the front brake lever closer to the throttle grip,
turn the adjusting bolt counterclockwise.
After adjustment, tighten the brake lever adjuster lock nut
to the specified torque while holding the adjusting bolt.
TORQUE: 4.9 N·m (0.5 kgf·m, 3.6 lbf·ft)
BRAKE PEDAL HEIGHT
Check the length from the center of the master cylinder
lower mounting bolt hole to the center of the joint pin hole
is the specified length as shown.
If adjustment is necessary, loosen the push rod lock nut
[1] while holding the rear master cylinder push rod [2],
adjust by turn the rear master cylinder push rod.
[1]
After adjustment, tighten the push rod lock nut to the
specified torque.
TORQUE:
5.9 N·m (0.6 kgf·m, 4.4 lbf·ft)
• Make sure that the lower end of the rear master
cylinder push rod thread is visible inside the joint.
[2]
[1]
[2]
[1]
[2]
[1]
78.6 – 80.6 mm
(3.09 – 3.17 in)

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