AXLE GP-REAR 1877215 - Caterpillar

Necessary Parts
Table 1
Required Components for the Modification of the Powered Bottom Guards    
Item     Part Number     Description     Qty    
1     201-2194     Plate As     1    
2     201-2195     Plate As     1    
3     5P-2566     Bolt (1/2 inch by 13 by 1 1/2 inch)     4    
4     8T-4223     Washer     4    
5     Fabricated     Plate     1    Fabricated Components
Use structural steel (290 to 450 MPa Yield) to fabricate Plate (5). Refer to Illustration 1 for the correct dimensions of Plate (5).
Illustration 1 g00871143
Plate (5) (A) Dimension 50 mm (1.97 inch) (B) Dimension 25 mm (0.98 inch) (C) Dimension 30 mm (1.18 inch) (D) Dimension 90 mm (3.5433 inch) (E) Dimension 30 mm (1.18 inch) (F) Diameter 13.8 mm (0.543 inch) (G) Dimension 10 mm (0.39 inch)Procedure to Modify the Bottom Guards
Lower the powered bottom guards.
Disconnect the actuator and remove the bottom guards from the machine. The weight of the front guard is approximately 84 kg (185 lb). The weight of the rear guard is approximately 150 kg (331 lb).
Illustration 2 g00871170
Front Bottom Guard
Remove the mounting plate from the front bottom guard. Grind the surface in order to remove any remaining weld from the area.
Illustration 3 g00871200
Front Bottom Guard (AA) Dimension 461.5 mm (18.17 inch) (BB) Dimension 45 mm (1.77 inch) (CC) Dimension 382.5 mm (15.06 inch) (DD) Dimension 75 mm (2.95 inch)
Use a cutting torch to create a slot in the front bottom guard. Refer to Illustration 3 for the correct dimensions of the slot and the location of the slot.
Illustration 4 g00871220
Front Bottom Guard (EE) Dimension 464 2 mm (18.27 0.08 inch) (FF) Dimension 459 1 mm (18.07 0.04 inch) (GG) Weld Joint 8 mm (0.32 inch)
Position plate (5) on the front bottom guard. Plate (5) should cover the slot that was created in Step 4. Use 8 mm (0.32 inch) fillet welds to weld plate (5) in position.
Illustration 5 g00871233
Front Bottom Guard (HH) Weld Joint 6 mm (0.24 inch)
Flip the front bottom guard. Use 6 mm (0.24 inch) fillet welds to weld the other side of plate (5) in position. Make sure that the area around the bolt holes is clear of weld.
Illustration 6 g00871249
Rear Bottom Guard
Remove the mounting plate from the rear bottom guard. Grind the surface in order to remove any remaining weld from the area.
Illustration 7 g00871350
Rear Bottom Guard (JJ) Dimension 30 mm (1.18 inch) (KK) Dimension 389 2 mm (15.32 0.08 inch) (LL) Dimension 319 2 mm (12.56 0.08 inch)
Drill two 13.8 mm (0.54 inch) holes through the bottom guard. Refer to Illustration 7 for the dimensions of the location of the holes. Flip the rear bottom guard. Spotface the bottom side of the guard to a diameter of 28.5 mm (1.12 inch) and to a depth of 9.5 mm (0.375 inch).
Install both bottom guards onto the machine.
Use two bolts (3), two washers (4) and plate assembly (2)