826378 Volvo.Penta Screw

Illustration 1 g01541233
Before operation, the pump must be lubricated with clean engine oil and the pump must turn freely by hand or damage to parts can be the result.
(1) Drive shaft assembly Diameter of the new drive shaft assembly ... 20.320 0.005 mm (0.8000 0.0002 inch) Bore in sleeve bearing for the new drive shaft assembly ... 20.361 0.008 mm (0.8016 0.0003 inch) (2) Idler shaft assembly Diameter of the new idler shaft assembly ... 20.320 0.005 mm (0.8000 0.0002 inch) Bore in sleeve bearing for the new idler shaft assembly ... 20.361 0.008 mm (0.8016 0.0003 inch) (3) Engine oil pump groupTest on test stand with SAE 10W oil at 49 6 °C (120 43 °F) Rotation from the drive end ... Counterclockwise Pump speed ... 2550 25 rpm Output ... 272 L/min (72 US gpm) (4) Pump gear Length of the new pump gear ... 65.07 0.05 mm (2.562 0.002 inch) Depth of bore for new pump gear ... 65.197 0.020 mm (2.5668 0.0008 inch) (5) Drive shaft assembly Diameter of the new drive shaft assembly ... 22.217 0.005 mm (0.8747 0.0002 inch) Bore in sleeve bearing for the new drive shaft assembly ... 22.258 0.008 mm (0.8763 0.0003 inch) (6) Idler shaft assembly Diameter of the new idler shaft assembly ... 22.217 0.005 mm (0.8747 0.0002 inch) Bore in sleeve bearing for the new idler shaft assembly ... 22.258 0.008 mm (0.8763 0.0003 inch) (7) Engine oil pump groupTest on test stand with SAE 10W oil at 49 6 °C (120 43 °F) Rotation from the drive end ... Clockwise Pump speed ... 2550 25 rpmFlow specifications for low pressure Output ... 272 L/min (72 US gpm) Pressure ... 310 kPa (45 psi)Flow specifications for high pressure Output ... 144 L/min (38 US gpm) Pressure ... 560 kPa (81 psi) (8) Gear Length of the new gear ... 79.375 0.025 mm (3.1250 0.0010 inch) Depth of bore for the new gear ... 79.502 0.020 mm (3.1300 0.0008 inch)
Illustration 2 g01541238
Oil pressure relief valve (9) 2S-2760 Spring Length under test force ... 117.14 mm (4.612 inch) Test force ... 499 24 N (112.2 5.4 lb) Free length after test ... 152.91 mm (6.020 inch) Outside diameter ... 27.00 mm (1.063 inch)
Illustration 3 g01541320
Oil pump bodyNote: Install the sleeve bearings so the bearings are even with the outside of the oil pump body. (A) Installation depth of the sleeve bearing ... 1.52 mm (0.060 inch) (B) Angle from the centerline of the oil pump body to the bearing joint of the sleeve bearings for the pump shaft ... 30 15 degrees
Illustration 4 g01541240
Spacer plateNote: The bearings should be located with the oil holes (10) on the horizontal centerline slots.
Illustration 5 g01520597
Oil pump bodyNote: Install the sleeve bearings so the bearings are even with the outside of the oil pump body. (D) Angle from the centerline of the oil pump body to the bearing joint of the sleeve bearings for the pump shaft ... 30 15 degrees (E) Installation depth of the dowel in the oil pump ... 6.4 0.5 mm (0.25 0.02 inch) (F) Installation depth of the sleeve bearing in the oil pump housing ... 0.30 0.25 mm (0.012 0.010 inch)