873962 Volvo.Penta Relay

1. Remove the cotter pin and pin (5) to disconnect governor control cable (3) from lever (2).2. Disconnect fuel lines (1) from the governor plate.3. Remove plug (4) and install tool (A) in the fuel injection pump housing. Make sure the correct end of tool (A) is used. Move governor control lever (2) until tool (A) is in place and the racks are in center (zero) position. It is possible to remove the governor housing, governor and governor plate as a unit, but it must be part way disassembled to be installed again on the fuel injection pump housing. 4. Remove bolt (6), cover (7) and gasket from cover assembly (8). 5. Remove the bolts that hold plate (9) and cover assembly (8) in place. Remove plate (9), gasket, cover assembly (8), strainer assembly and gasket from the governor housing. 6. Remove bolt (11) from stop collar (10). Remove stop collar (10) and spring (12) from the governor bolt. 7. Remove bolts (14) that hold governor housing (13) in place. Remove governor housing (13) and gasket from the governor plate. Make sure the racks are in center (zero) position before the governor and governor plate is removed as a unit. 8. Remove bolts (15) that hold the governor plate in place. Remove the governor and governor plate (16) as a unit. Remove the gasket.Install Governor
The drive assembly must be removed from the governor plate before the governor plate is installed for correct alignment. The drive assembly can be damaged if it is installed with the governor plate and is not in alignment with the drive pinion assembly.
1. Put a new gasket in position on the fuel injection pump housing. The racks must be held against timing pin (A) and the governor lever engaged in the groove (slot) in the left hand rack.2. Put governor plate (1) in position on the fuel pump housing. Make sure the dowels in governor plate (1) are in alignment with the holes in the injection pump housing. 3. Install stop (3) in gear (4). Make sure the wide space is in alignment with the notch in the end of the drive pinion assembly.4. Install drive assembly (2), with the groove (slot) in the bottom end of the drive in alignment with the notch in the drive pinion. 5. Make an alignment of the holes in gear (4), the stop and drive assembly. Install pin (6) and ring (5) that holds it in place. 6. Install a new gasket and governor housing (7) on the governor plate. 7. Install spring (8) and stop collar (9) on the governor bolt. Install the bolt in collar (9), but do not tighten. Lift up on stop collar (9) toward the fuel off position and tighten the bolt in the stop collar to prevent possible movement during operation.8. Check the fuel rack setting. See FUEL RACK SETTING in TESTING AND ADJUSTING. The screen side of the strainer assembly must be down toward the governor housing. 9. Put a new gasket, the strainer assembly and cover assembly (11) in position on governor housing (7). Make sure the dowel in plate (10) is in alignment with the notch in stop collar (9).10. Put a new gasket and plate (10) in position on cover assembly (11). Install the bolts that hold plate (10) and cover assembly (11). 11. Install a new gasket and cover (12) on the cover assembly. 12. Connect two fuel lines (13) to the governor plate.13. Remove tool (A) from the fuel injection pump housing (14). 14. Install plug (18) and seal.15. Make a connection of governor control cable (16) and lever (15). Install pin (17) and the cotter pin.16. After the fuel ratio control and fuel shutoff solenoid are installed, check the governor adjustment. See GOVERNOR ADJUSTMENTS in TESTING AND ADJUSTING.end by:a) install fuel shutoff solenoidb) install fuel ratio controlDisassemble Governor
start by:a) remove governor 1. Remove strainer (2) from governor cover (1). 2. Bend the locks back and remove four bolts (6). Remove levers (4) and (5).3. Remove shaft (3) and the washer from the governor cover. 4. Remove two bearings (7) and two seals (8) from the governor cover with tooling (A). 5. Remove insulator (9) from governor cover (1). 6. Put a mark on low and high idle screws (10) and make a note of each turn until the idle screws are removed from governor housing (13). This is done to get the approximate setting for assembly purposes. Remove the O-ring seals from the idle screws.7. Bend lock (11) down and remove the two bolts. Remove torque spring group (12). 8. Bend the lock down and remove bolt (15) from control lever (14). Remove shaft (16) and control lever (14) from the governor housing. 9. Remove band assembly (17) from control lever (14).
Care must be taken when pin (18) is removed. The spring and plunger behind pin (18) are under spring force.
10. Remove pin (18), spring and plunger from control lever (14). 11. Remove bearings (19) and two seals (20) from governor housing (13). 12. Remove seat (21), spring washer (22), flat washer (24), spring washer (23) and spring (25). 13. Remove washer (27) from governor bolt (26).14. Remove ring (28) from seat (29). 15. Remove dowel (30) from seat (29). Remove seat (29) and governor bolt (26) as a unit. Remove bolt (26) from seat (29). 16. Remove washer (31), spring (32), washer (33) and sleeve (34) from the servo piston valve. 17. Remove ring (38), large race (37), bearing (35) and small race (36) from sleeve (34). 18. Remove lock (40) from flyweight assembly (39). Remove flyweight assembly (40). 19. Bend the locks from bolts (41) and remove bolts (41).20. Remove bracket (42) and the servo piston assembly as a unit. 21. Remove piston (44) from pin (43). Remove pin (43) from bracket (42). 22. Remove sleeve (45) and valve (46) from piston (44). Remove O-ring seal (47) from sleeve (45). 23. Remove shaft (48) from bracket (42) with a hammer and punch.24.