956000 Volvo.Penta O-ring

5. Remove plate assemblies (1) and floor plates (2). 6. Remove transmission and torque converter filter housing (3). Remove tube assembly (4). Disconnect hose assembly (5) from the top of the hydraulic pump. Disconnect the clip that holds the torque converter oil temperature sensing line to the torque converter.
VIEW FROM UNDER MACHINE7. Disconnect tube assembly (7) from the hydraulic pump. Disconnect hose assembly (6) from the torque converter inlet relief valve. Disconnect hose assembly (8) from the scavenge pump. Disconnect tube assembly (10) from the torque converter. Remove torque converter oil temperature sensing bulb (9) from the torque converter outlet relief valve. Remove tube assembly (11). 8. Disconnect two heater hoses (13) and remove water temperature sensing bulb (12). 9. Disconnect governor control rod (14) from lever. Disconnect fuel line (15) from fuel filter base. Put a mark on all wires before they are removed or disconnected for installation purpose.10. Disconnect wiring harness (16) from the electric starting motor, alternator and glow plug wiring harness. 11. Disconnect two small tubes (19). Remove tube assemblies (17) and (18) and swivel joints. 12. Fasten a hoist to the engine. Remove bolt (20) from rear support on each side. Remove two bolts and nuts from front support. 13. Remove the engine (21) and torque converter from the machine. Weight of the engine and torque converter is 3000 lb. (1350 kg).Install Engine And Torque Converter
1. Fasten a hoist to engine (1) and torque converter (2). Put the engine and torque converter in position on the frame of the machine.
Do not cause damage to any tubes, hoses or wires when the engine is put in position.
2. Install the rear support bolts. Tighten them to a torque of 200 25 lb.ft. (270 35 N m). Install the front support bolts and nuts. 3. Install tube assemblies (3) and (4) and swivel joints. Connect two small tubes (5). 4. Connect wiring harness (7) to the electric starting motor, alternator and glow plug wiring harness.5. Connect fuel line (8) to the fuel filter base.6. Connect governor control rod (6) to lever. 7. Install water temperature sensing bulb (9).8. Connect two heater hoses (10). 9. Connect tube assembly (12) to the hydraulic pump. Connect hose assembly (11) to the torque converter inlet relief valve. Connect hose assembly (13) to the scavenge pump. Connect tube assembly (15) to the torque converter. Install torque converter oil temperature sensing bulb (14) to the torque converter outlet relief valve. Install tube assembly (16). 10. Install transmission and torque converter filter housing (19). Install tube assembly (17) to the torque converter and magnetic screen. Connect hose assembly (18) to the top of the hydraulic pump. Connect the clip that holds the torque converter oil temperature sensing line to the torque converter. 11. Install floor plates (21) and plate assemblies (20).12. Turn the valve for the fuel supply to the "ON" position.13. Fill the engine with oil to the correct level. See LUBRICATION AND MAINTENANCE GUIDE.14. Fill the transmission and bevel gear case with oil to the correct level. See LUBRICATION AND MAINTENANCE GUIDE.15. Fill the hydraulic tank with oil to the correct level. See LUBRICATION AND MAINTENANCE GUIDE.end by:a) install universal joint *b) install rear crankcase guards *c) install radiator and radiator guardd) install air cleaner assembly*These operations are in the POWER TRAIN DISASSEMBLY AND ASSEMBLY section.