20531429 Volvo.Penta Level sensor

2. Remove elbow (1).3. Disconnect the wires from the glow plugs and remove glow plug wire lead assembly (2).4. Pull the wire for the air filter switch out of the clip on the rear of the cylinder head. 5. Disconnect hose (3) from the pipe. Pull the hose clear of the cylinder head.6. Disconnect heater hoses (5) and (6) (if so equipped) from the engine.7. Remove elbow (4).8. Disconnect the wire for the water temperature from the engine.9. Remove the two braces that go between the cylinder head and the radiator. 10. Remove bolts (7) that hold the cylinder head in place. Bolt (8) must be removed with the head.11. Fasten a hoist and remove the cylinder head. The weight of the head is 200 lb. (91 kg). Remove the exhaust manifold from the head.Install Cylinder Head
1. Clean the surfaces of the cylinder head and the cylinder block that make contact with each other. Make sure the surfaces are clean and dry. Install a new gasket on the cylinder block.2. Make sure the bolt that was removed with the cylinder head is installed in the head and install the exhaust manifold on the head. 3. Fasten a hoist to cylinder head (1). Put the head in position on the block. Install the push rods. Put the rocker shaft in position on the cylinder head.4. Put 9M3710 Anti-Seize Compound on the threads of the cylinder head and rocker shaft bolts. Install the bolts and washers and tighten the bolts as follows: a) Tighten bolts 1 through 18 in number order to a torque of 115 lb.ft. (15.9 mkg).b) Tighten bolts 1 through 18 again in number order to a torque of 175 5 lb.ft. (24.2 0.7 mkg).c) Tighten bolts 1 through 18 again in number order (hand tighten only) to a torque of 175 5 lb.ft. (24.2 0.7 mkg).d) Tighten bolts A through E in letter order to a torque of 22 lb.ft. (3.0 mkg).e) Tighten bolts A through E again in letter order to a torque of 32 5 lb.ft. (4.4 0.7 mkg).f) Tighten bolts A through E again in letter order (hand tighten only) to a torque of 32 5 lb.ft. (4.4 0.7 mkg).5. Make adjustments until the intake valve clearance is .015 in. (0.38 mm) and the exhaust valve clearance is .025 in. (0.64 mm). See ENGINE VALVE LASH as shown in OPERATION, LUBRICATION AND MAINTENANCE GUIDE. Tighten the locknuts for the adjustment screws to a torque of 21 5 lb.ft. (2.9 0.7 mkg).6. Put 9M3710 Anti-Seize Compound on the threads of the bolts for elbow (2). Install the elbow. 7. Install glow plug were lead assembly (3).8. Install the braces between the radiator and the cylinder head. Connect the radiator outlet hose to the pipe on the cylinder head.9. Connect the wire for the water temperature.10. Install the elbow between the head and water pump. Connect the hoses for the heater (if so equipped).11. Install the air pipe that goes to the turbocharger on the cylinder head. Install the bolts that hold the support for the fuel filter base to the pipe.12. Fill the cooling system to the correct level.end by: a) install valve coverb) install turbochargerc) install air cleaner housing