471812 Volvo.Penta Reduction valve

Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g01478088
Typical example
Illustration 2 g01797036
Typical example
Place a suitable container below the engine oil pan. Remove drain plug (5) and drain the engine lubricating oil. Refer to Operation and Maintenance Manual, "Engine Oil and Filter - Change" for the correct procedure.
Remove O-ring seal (11) from drain plug (5).
Disconnect breather hose (1) from clip (6). Position the breather hose away from the engine oil pan.
If necessary, remove the assembly of the dipstick tube. Loosen nut (3) and remove tube assembly (2). Remove seal (4) from the tube assembly. Note: Identify the position and orientation of the tube assembly.
Support the assembly of the engine oil pan. Mark the position of clip (6). Loosen bolts (9) and bolts (10). Remove the clip and remove the bolts.
Remove engine oil pan (8) and remove gasket (7) from the cylinder block. Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Guide Bolt
M8 by 100 mm 4
B - Loctite 5900 -
C 4C-4030 Thread Lock Compound 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that the face of the cylinder block is clean and free from damage.
Illustration 3 g01251768
Typical example
Install Tooling (A) to Positions (X) in the cylinder block.
Ensure that the engine oil pan is clean and free from damage.
Illustration 4 g01251763
Typical example
Illustration 5 g01803754
Typical example
Apply a bead of Tooling (B) to Positions (Y) on the cylinder block. Note: If the bridge piece for the cylinder block has just been installed, the engine oil pan must be installed before Tooling (B) has cured.
Illustration 6 g01797036
Typical example
Position a new gasket (7) onto engine oil pan (8).
Align the assembly of the engine oil pan with Tooling (A). Install the assembly of the engine oil pan to the cylinder block. Install clip (6) in the correct position.
Install bolts (10) finger tight.
Remove Tooling (A).
Apply Tooling (C) to bolts (9).
Install bolts (9) and the remaining bolts (10).
Tighten bolts (9) and bolts (10) to a torque of 22 N m (16 lb ft). Refer to Specifications, "Engine Oil Pan" for the correct tightening sequence.
Illustration 7 g01478088
Typical example
Install a new O-ring seal to drain plug (5). Install the drain plug to the engine oil pan. Tighten the oil drain plug to a torque of 34 N m (25 lb ft).
If necessary, follow Step 13.a through Step 13.c in order to install the assembly of the dipstick tube.
Install a new seal (4) to tube assembly (2).
Apply Tooling (C) to nut (3). Install the tube assembly to the engine oil pan. Note: Ensure that the orientation of the tube assembly is correct.
Tighten nut (3) to a torque of 18 N m (13 lb ft). Install the dipstick.
Fill the engine oil pan to the correct level. Refer to Operation and Maintenance Manual, "Engine Oil and Filter - Change" for the correct procedure.