DUCT-AIR 5166473 - Caterpillar

Start By:a. remove screw conveyors 1. Using tool (A), attach a lifting device to the drop housing.2. Remove two plates (2).3. Remove eight bolts (1). Remove the drop housing. The weight of the drop housing is 136 kg (300 lb). To install drop housing, reverse the removal steps.End By:a. install screw conveyorsDisassemble And Assemble Drag Conveyor Drive Shaft Assembly
Start By:a. remove drag conveyor drive shaft assembly 1. Remove snap rings (1) and (14) from shaft (8).2. Attach a lifting device to double sprocket (2). Remove the double sprocket and key (5) from shaft (8). The weight of the double sprocket is 54 kg (120 lb.).3. Attach a lifting device to single sprocket (13). Remove the single sprocket and key (7) from shaft (8). The weight of the single sprocket is 25 kg (55 lb.).4. Remove snap rings (3) and (12) from support (8).5. Rotate shaft (8) until a setscrew in bearing (4) is aligned with the hole in support (6), then loosen the setscrew. Repeat for the second setscrew in the bearing.6. Remove shaft (8) and bearing (9) from support (6). Loosen the two setscrews in bearing (9), and remove the bearing from the shaft.7. Remove bearing (4) from inside support (6). The following steps are for assembly of the drag conveyor drive shaft assembly.8. Position shaft (8) in support (6). Make sure the end of the shaft with the longer keyway extends from the inboard end of the support.9. Position bearing (9) on shaft (8). Align the lubrication hole in the bearing with the tapped hole in support (6), and slide bearing (9) into the support. Install grease insert locking bolt (10) (removed during the removal of the drag conveyor drive shaft assembly) in the support until the tip of the bolt is seated in the bearing lubrication hole. Tighten two nuts (11).10. Repeat Step 9 for bearing (4).11. Rotate shaft (8) until a setscrew in bearing (9) is aligned with the hole in support (6), then tighten the setscrew. Repeat for the second setscrew in the bearing.12. Repeat Step 11 for bearing (4).13. Install snap rings (3) and (12) in support (6).14. Install key (5) in the longer keyway in shaft (8).15. Attach a lifting device to double sprocket (2). With the smaller sprocket of double sprocket (2) facing toward support (6), install the double sprocket on shaft (8) and key (5). Install snap ring (1) on shaft (8).16. Install key (7) in the smaller keyway in shaft (8).17. Attach a lifting device to single sprocket (13). With the hub of the single sprocket facing away from support (6), install the single sprocket on shaft (8) and key (7). Install snap ring (14) on shaft (8).18. Loosen nuts (11), and remove two grease insert locking bolts (10) from the drag conveyor drive shaft assembly.End By:a. install drag conveyor drive shaft assembly