Yamaha TT600RE (2004) [237/382] Inspection and repair

ENG

INSPECTION AND REPAIR

5-33

PISTON PIN

1. Check:

•

Piston pin

Blue colour/Grooves ➔ Replace and

check lubrication system.

External diameter (pin):

21.991 ~ 22.000 mm

Clearance between piston pin and pin

seat on piston:

0.004 ~ 0.024 mm

<Limit>: 0.07 mm

2. Measure:

•

External diameter (a) of pin

Out of specification ➔ Replace.

3. Measure:

•

Clearance between piston pin and pin

seat

Out of specification ➔ Replace.

Clearance between piston pin and

piston =

Diameter of pin seat on piston (b) –

Diameter of pin (a)

CLUTCH

1. Inspect:

•

Clutch gear assy teeth

Cracks/Pitting (on edges):

Moderate ➔ Burr.

Accentuated ➔Replace clutch gear assy.

NOTE:

Pitting of the gear assy teeth causes irregular

functioning.