PUMP GP-GEAR 3699658 - Caterpillar

Rework Procedure
Disassemble all hydraulic lines in the affected area. Clean paint from all surfaces to be welded.
Illustration 1 g03626016
Remove top plate (A) from assembly. Remove welds and grind flush with the top of the torque tube.
Weld repair and grind flush all gouges.
Illustration 2 g03626102
(A1) 80 mm (3.15 inch) (3) 452-4177 Plate (Narrow)
Measure a distance of 80 mm (3.15 inch) (A1) from the top of the torque tube and mark.
Place plate (3) and tack into position.
Illustration 3 g03626276
Measure a distance of 80 mm (3.15 inch) (A1) from the top of the torque tube and mark. Reference Illustration 2.
Place plates (2) and tack into position.
Illustration 4 g03626321
Weld all around plates (2) and (3) as shown.
Illustration 5 g03626767
(A2) 100 mm (3.94 inch) (4) 452-4178 Plate
Place plate (4) as shown.
Illustration 6 g03626937
(B) Do not weld here (4) 452-4178 Plate
Weld only the back edge of plate (4) on the top side. Weld both sides on the bottom of plate (4)
Illustration 7 g03628336
Grind a 3 X 4 mm (0.12 X0.16 inch) chamfer along the length of the indicated edge.
Illustration 8 g03628456
(5) 452-4181 Gusset
Place gussets (5) as shown on the bottom of the bracket plates and tack in place.
Illustration 9 g03628537
Weld as indicated. Edge of gusset (5) should be centered on the bracket plates to allow adequate weld self.
Illustration 10 g03628677
(1) 452-4174 Plate (Right) (8) 452-4191 Plate (Left)
Place plates (1) and (8). Chamfers should be exposed.
Weld around plates (1) and (8) with a 6 mm (0.24 inch) weld. Penetrate existing welds.
Illustration 11 g03628761
(6) 452-4184 Plate As (7) 452-4190 Plate As
Place plate assemblies (6) and (7) and weld in place as indicated.
Remove weld slag and spatter from the base edge near bolt holes.