- Clean oil pump and engine block gasket mating surface areas. Remove safety relief valve bolt. Remove safety relief valve and spring. Remove oil pump-to-crankshaft seal. Remove oil pump rear cover bolts. Remove rear cover. (Схема №25) Clean oil pump housing and all oil pump parts.
- Inspect all oil pump parts for signs of wear. Replace worn oil pump parts. Coat all oil pump parts with clean engine oil. Install oil pump parts. Apply Loctite 242 to oil pump rear cover bolts and install cover and bolts. Tighten oil pump rear cover bolts to 6 N.m (53 INCH lbs.). Install safety relief valve, spring, washer and bolt. Tighten safety relief valve bolt to 30 N.m (22 ft. lbs.).
Note. Pack oil pump gear cavity with petroleum jelly to ensure an oil pump prime, or engine damage could result.