Briggs & Stratton Vanguard 05000 Manual page 184

Slide screen out from its cavity. Clean and/or
replace.
Current oil pump screen
(After date code
requires the sump be removed from
98063000)
the engine.
Drive the screen out from the outside of the
sump cover (Fig. 17).
Fig. 17
Press new oil pump screen ([D] Fig. 18) until
seated, as shown.
Fig. 18
Oil Pump Removal/Installation (28Q700)
All three oil pump configurations can be removed
from the outside of the sump. With slight
variations of the O-ring channel and design of
the pump cover, the removal and installation
procedure is essentially the same.
All Date Codes (28Q700)
1. Remove the pump cover.
Fig. 19
2. Remove the inner rotor and the outer
rotor.
Fig. 20
3. Remove O-ring and discard.
4. Inspect the O-ring channel, inner and
outer pump rotor an d the drive shaft for
any signs of wear or damage. Replace if
necessary.
5. Coat all parts with new oil and rei nstall.
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