Honda BF40D Manuel D'utilisation page 440

12) Remove the oil seal from the inside of the oil tank using a
sharp end screwdriver.
Replace the oil seal with a new one on reassembly.
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NOTICE
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Take care not to damage the oil seal installation surface
inside the oil tank.
If it is damaged, replace the oil tank with a new one.
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13) Remove the outer tube guide using the special tool as
9
shown.
TOOL:
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Lock nut wrench
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Remove the three O-rings from the outer tube guide.
Replace the O-rings with new ones on reassembly.
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14-11
[3]
OIL SEAL
INSTALLATION
SURFACE
[1]
070PA-ZW40100
LOCK NUT
WRENCH
070PA-ZW40100
[2]
OUTER TUBE
GUIDE
[3]
O-RINGS (3)
440
[1] OIL SEAL
[2] OIL TANK