ELBOW 1H6252 - Caterpillar

5. Remove five bolts (7) and remove governor housing (8) and gasket from the fuel injection pump housing. 6. First remove high idle adjustment screw (10) then remove low idle adjustment screw (9) from the governor housing. 7. Remove bolts (11) and remove torque control (12) from the governor housing. 8. Remove bolt (13) and the lock. Remove shaft (14) and lever assembly (15) from the governor housing.
Pin (18) holds spring (17) in compression. Use caution to prevent injury when pin (10) is removed. Release the tension in spring (17) slowly.
9. Remove roll pin (18) from lever assembly (15) and remove plunger (16) and spring (17) from the lever. 10. Remove seal (21) from the governor housing. Use tooling (A) to remove the plug and bearings (19) from the governor housing.
If a replacement of spring guide (20) is necessary see SPECIAL INSTRUCTION Form No. SMHS7356, USE OF 6V22 TOOL GROUP FOR REPLACEMENT OF GOVERNOR SPRING GUIDE.
11. Remove seat, washer, wave washers and governor spring (22) from the weight assembly. Remove spring washer (25) from the weight assembly.12. Remove bolts (23) and the lock that hold weight assembly (24) to the fuel injection pump housing. Pull the weight assembly out and to the side to disengage it from the fuel track. 13. Remove ring (26) and the dowel under the ring that holds seat (27) in place. 14. Remove seat (27), bolt (28) and spring (29) from the weight assembly. Remove washer (30) from spring (29). 15. Remove guide (31) and races and bearing (32) from the sleeve. 16. Remove dowel (34) and sleeve (33).17. Remove valve (35) from the weight assembly and cylinder (36). 18. Remove lock (37) and make a separation of weight assembly and cylinder (36). 19. Remove sleeve (39) and piston (38) from cylinder (36). Remove the O-ring seal from the sleeve.Assemble Governor
Before assembly be sure all oil passages are clear and put clean oil on all parts.
1. Install O-ring seal (3) on sleeve (2). Install piston (1) in sleeve (2). Install sleeve (2) in cylinder (4). 2. Install cylinder (4), in weight assembly (5) and install lock (6) to hold them together. 3. Install valve (9) through the cylinder and install sleeve (8) on the valve with the second hole in the sleeve in alignment with the hole in the valve. Install dowel (10) to hold the sleeve on the valve. 4. Install large race (14), bearing (13), smaller race (12) and guide (11) on sleeve (8). Put the hole in guide (11) in alignment with the first hole in sleeve (8). 5. Install washer (17) in spring (18). Install bolt (16) in seat (15). Put spring (18) and seat (15) in position on guide (11) with the hole in seat (15) in alignment with the hole in guide (11). Install dowel (19) through seat (15) and guide (11). Install the ring on the seat to hold the dowel in place. 6. Install the weight assembly on the fuel injection pump housing with piston