2000 YAMAHA TTR90 brake

5 - 4
CHAS

FRONT WHEEL AND REAR WHEEL
Extent of removal Order Part name Q’ty Remarks
11 Collar (left) 1
12 Wheel drive hub assembly 1
13 Bearing 2 Refer to “REMOVAL POINTS”.
14 Brake shoe 2
15 Brake camshaft lever 1
16 Brake camshaft 1
3
2

5 - 5
CHAS

FRONT WHEEL AND REAR WHEEL
EC593000
REMOVAL POINTS
EC513201
Wheel bearing (if necessary)
1. Remove:
l
Bearing
1

NOTE:

Remove the bearing using a general bearing
puller
2
.
1 1
2
1

EC594000
INSPECTION
EC514100
Wheel
1. Measure:
l
Wheel runout
Out of limit
®
Repair/replace.
Wheel runout limit:
Radial
1
: 2.0 mm (0.08 in)
Lateral
2
: 2.0 mm (0.08 in)
Brake lining
1. Inspect:
l
Brake shoe lining surface
Glazed areas
®
Polish.
Use coarse sand paper.
NOTE:

After polishing, wipe the polished particles with
a cloth.
2. Measure:
l
Brake shoe lining thickness
Out of specification
®
Replace.
Measuring points
NOTE:

Replace the brake shoes as a set if either is
worn to the limit.
Brake shoe lining thickness
a
:
Standard:
3 mm (0.12 in)
Limit:
2 mm (0.08 in)

5 - 6
CHAS

FRONT FORK
EC550000
FRONT FORK
Extent of removal:
1
Front fork removal
Extent of removal Order Part name Q’ty Remarks
FRONT FORK REMOVAL
Preparation for removal Hold the machine by placing the
suitable stand under the engine.
Front wheel Refer to “FRONT WHEEL AND FRONT
BRAKE” section.
Handlebar Refer to “HANDLEBAR” section.
Front fender
1 Brake cable holder 1
2 Cap bolt 1
3 Adjuster 1 Only loosening.
4 Pinch bolt (under bracket) 1 Only loosening.
5 Front fork 1
WARNING
Support the machine securely so there is nodanger of it falling over.
1

5 - 9
CHASHANDLEBAR
EC5B000
HANDLEBAR
Extent of removal:1 Handlebar removal
Extent of removal Order Part name Q’ty Remarks
HANDLEBAR REMOVAL
1 “ENGINE STOP” switch 1
2 Brake lever cable 1 Disconnect at the lever side.
3 Brake lever 1
4 Grip cap (lower) 1
5 Grip cap (upper) 1
6 Throttle cable 1 Disconnect at the throttle side.
7 Grip (right) 1
8 Tube guide 1
9 Grip (left) 1
10 Handlebar holder (upper) 2
11 Handlebar 1
12 Handlebar holder (lower) 2
1

5 - 11
CHASSWINGARM
EC570000
SWINGARM
Extent of removal:1 Swingarm removal2 Rear shock absorber removal
Extent of removal Order Part name Q’ty Remarks
SWINGARM REMOVAL
Preparation for removal Hold the machine by placing the
suitable stand under the engine.
Rear wheel Refer to “REAR WHEEL AND REAR
BRAKE” section.
Rear fender
Drive chain
1 Cotter pin 2
2 Pin 2
3 Rear shock absorber 1
4 Pivot shaft 1 Hold the swingarm.
5 Swing arm 1
6 Chain guard 1
7 Chain case (upper) 1
8 Chain case (lower) 1
WARNING
Support the machine securely so there is nodanger of it falling over.
1
2