Honda 2007 CRF250R, Owner'S Manual

Page: 56 / 165

Servicing Your Honda
51
Clutch System
Clutch Cover/Disc/Plate Removal
1. Drain the transmission oil (page 40).
2. Remove the rear brake pedal (1) by removing
its pivot bolt (2), washer (3) and dust seals (4).
(1) rear brake pedal (3) washer
(2) pivot bolt (4) dust seals
3. Remove the five clutch cover bolts (5) and
clutch cover (6).
(5) clutch cover bolts (6) clutch cover
4. Remove the five clutch spring bolts and clutch
springs (7).
Loosen the bolts in a crisscross pattern in two or
three progressive steps.
5. Remove the clutch pressure plate (8).
(7) clutch spring bolts/clutch springs
(8) clutch pressure plate
6. Remove the clutch lifter (9) and clutch lifter
rod (10).
7. Remove the eight clutch discs and seven
clutch plates (11).
Turn the lifter bearing plate of the clutch lifter
bearing with your finger. The bearing plate
should turn smoothly and quietly. Discard the
clutch lifter if the bearing plate does not turn
smoothly.
(9) clutch lifter (11) clutch discs and plates
(10) clutch lifter rod
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(11)
(10)
Clutch Disc/Plate Inspection
Replace the clutch discs (1) if they show signs of
scoring or discoloration.
Measure the thickness of each clutch disc.
Service Limit:
0.112 in (2.85 mm)
Replace the clutch discs and clutch plates as an
assembly.
(1)
(1) clutch disc
Check the clutch plate (2) for excessive warpage
or discoloration. Check the plate warpage on a
surface plate using a feeler gauge.
Measure the thickness of the clutch plates.
Service Limit:
0.004 in (0.10 mm)
Replace the clutch discs and plates as a set.
(2)
(2) clutch plate
024-054.qxd 06.6.15 14:31 ページ51