subaru Workshop Repair Guides

Subaru Workshop Service and Repair Manuals

Oil Pump, Engine|Removal|Page 1269 > < Oil Pump, Engine|Removal|Page 1267
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2.

Measure depth (L) of rotor housing bore in cylinder block.

3.

Calculate side clearance (C) using the following equation:  C = L - (H1 + H2)

4.

If side clearance value (C) is larger than "Limit" shown below, replace pump inner and outer rotors with the suitable ones selected from the
following specifications.

SPECIFICATIONS:
Side Clearance: C

Standard .................................................................................................................................................................  0.0020 - 0.0063 in. (0.05 - 0.16 mm)
Limit ...............................................................................................................................................................................................  0.0071 in. (0.18 mm)

Height of case projection: H1 ......................................................................................................................................  0.3138 - 0.3150 in. (7.97 - 8.00 mm)
Depth of rotor housing: L ........................................................................................................................................  0.8646 - 0.8677 in. (21.96 - 22.04 mm)

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