Briggs & Stratton 271172, 270962, CE8069 Inspect Oil Pump Parts, Install Screen and Gerotor Pump

Inspect Oil Pump Parts

1.Inspect surfaces of outer and inner rotors, pump housing, cover, and shaft for wear and scoring. Replace parts if necessary.

2.Inspect pump housing and passages for debris. Clean as required.

3.Inspect screen for clogging or damage. Replace as necessary.

Install Screen and Gerotor Pump

1.Install pump screen until fully seated, or secure with screw, depending on design.

2.Insert drive shaft, if removed separately.

3.Pre-oil and install outer rotor (D, Figure 20) in pump cavity. Do not use force to install.

4.Pre-oil and install inner rotor (C) in pump cavity.

5.Turn rotor to engage pump in cam or governor gears.

6.Place o-ring (B) in groove in cover (E) or sump.

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Figure 20

7.Place pump cover on oil pump cavity (Figures 21, 22, 23). Torque screws to values listed in Section 12 - Engine Specifications.

NOTE: Some covers have two notches that align with ribs in the pump cavity.

Figure 21

Figure 22

Figure 23

Oil Filter and Adapters

Remove

1.Drain oil, unscrew filter (A, Figure 24) and discard.

2.Remove screws, filter adapter (B), and gasket. Discard gasket.

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