Yamaha YW50P Service Manual page 143

.EA. W.EE" A.O .EA. B.A.E I C"Asl
EB701020
REAR W H E E L I N S P E C T I O N
1 Inspect:
• Rear w h e e l axle
• Rear w h e e l
• Rear w h e e l b e a r i n g s
• Oil seals
Refer to " F R O N T WHEEL".
2. Measure:
• Rear w h e e l r u n o u t
Refer to " F R O N T W H E E L " .
EB701021
REAR BRAKE I N S P E C T I O N
1. Inspect:
• Brake l i n i n g surface
Glazed areas-->Polish.
Use coarse sand paper.
NOTE:
After p o l i s h i n g , w i p e the polished particles w i t h
a cloth.
2. Measure:
• Brake l i n i n g t h i c k n e s s ( ~
~ 1 Brake l i n i n g t h i c k n e s s ( ~ •
S t a n d a r d :
4 m m (0.16 in)
Limit:
2 m m (0.08 in)
Out of specification-->Replace.
M e a s u r i n g p o i n t s " t "
NOTE:
Replace the brake s h o e s as a set, if e i t h e r is
w o r n to the w e a r limit.
®
.
Measure:
• Brake d r u m i n s i d e d i a m e t e r ( ~
Out of specification-->Replace the w h e e l
Brake d r u m i n s i d e d i a m e t e r :
S t a n d a r d :
130 m m (5.12 in)
Limit:
131 m m (5.16 in)
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