Daihatsu F300 Service Manual page 1214

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(2) Exhaust valve guide bush
NOTE:
When the locating ring for the valve guide bush is located
14 mm from the upper end of the valve guide bush,
replace the cylinder head.
<D
Drive out the valve guide bush from the combustion
chamber side, using the following SST.
SST: 09201-87705-000
®
Drive a new valve guide bush into position, until the
snap ring contacts the cylinder head, using the fol-
lowing SST.
SST: 09201-87705-000
CAUTION:
Be very careful not to give an excessive impact during
the installation. Failure to observe this caution will resutt
in valve guide
bush
cracks.
Care should be exercised not to detach the snap ring
due to driving the valve guide bush excessively.
@ Using an adjustable reamer, ream the valve guide
bush to remove any burr or the like .
NOTE:
• This reaming should
be
made only enough to remove
the burr or the like.
@ Inspection of oil clearance
Ensure that the
oil
clearance meets the specifica-
tions.
Oil Clearance:
Specified Value:
Exhaust 0.025 - 0.065 mm
Allowable
Umit:
Exhaust 0.09 mm
EM-73
ENGINE MECHANICAL$