Yamaha 2008 YW50X Service Manual page 259

ITRBLI
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FAULTY BRAKE I S H T G I I
FAULTY BRAKE
POOR B R A K I N G EFFECT
D r u m b r a k e
m Disc b r a k e
(Front)
M A L F U N C T I O N
PROBABLE C A U S E
• W o r n b r a k e s h o e
• W o r n o r r u s t y b r a k e d r u m
• I m p r o p e r l y a d j u s t e d b r a k e f r e e p l a y
• I m p r o p e r b r a k e c a m l e v e r p o s i t i o n
• I m p r o p e r b r a k e s h o e p o s i t i o n
• F a t i g u e / D a m a g e d r e t u r n s p r i n g
• O i l y o r g r e a s y b r a k e s h o e
• O i l y o r g r e a s y b r a k e d r u m
• B r o k e n b r a k e c a b l e
• W o r n b r a k e pad
• W o r n b r a k e disc
• A i r in brake f l u i d
• L e a k i n g b r a k e f l u i d
• F a u l t y m a s t e r c y l i n d e r kit
• F a u l t y c a l i p e r seal kit
• L o o s e u n i o n b o l t
• B r o k e n b r a k e h o s e
• O i l y o r g r e a s y b r a k e pad
• O i l y o r g r e a s y b r a k e disc
PROBABLE C A U S E
• Bent, d e f o r m e d o r d a m a g e d i n n e r t u b e
• B e n t or d e f o r m e d o u t e r t u b e
• D a m a g e d f o r k s p r i n g
• W o r n o r d a m a g e d slide m e t a l
• I m p r o p e r oil v i s c o s i t y
• I m p r o p e r oil level
8-7