Separating The Crankcase; Checking The Oil Strainer And Oil Delivery Pipe 3 - Yamaha XT660R S Service Manual

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CRANKCASE

SEPARATING THE CRANKCASE

1. Separate:
• right crankcase 1
• left crankcase 2
M MMM M MMM M M MMM M
a. Remove the crankcase bolts.
NOTE:
_
• Loosen each bolt 1/4 of a turn at a time and
after all the bolts are loosened, remove
them.
• Loosen the bolts in stages, using a criss-
cross pattern.
b. Remove the right crankcase.
NOTE:
_
Insert a screwdriver or pry bar into the pry
points in the crankcase and then carefully pry
apart the crankcase halves.
CAUTION:
_
Use a soft hammer to tap on one side of the
crankcase. Tap only on reinforced portions
of the crankcase. Do not tap on the crank-
case mating surfaces. Work slowly and
carefully. Make sure that the crankcase
halves separate evenly.
c. Remove the dowel pins and O-ring.
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CHECKING THE OIL STRAINER AND OIL
DELIVERY PIPE 3
1. Check:
• oil strainer
Damage → Replace.
Contaminants → Clean with engine oil.
ENG
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L LLL L L LLL L L LLL L
MMM
LLL