Single Piece Oil Pan Rework for Certain D8T Track-Type Tractors and Pipelayers {1302}
- Pipelayer
- 583T (S/N: CMX1-UP)
- 587T (S/N: FAT1-UP)
- PL83 (S/N: KSD1-UP)
- PL87 (S/N: KKJ1-UP)
- 587T (S/N: FAT1-UP)
- Track-Type Tractor
- D8T (S/N: J8B1-UP; FMC1-UP; MLN1-UP; FCT1-UP; KPZ1-UP)
Introduction
This Special Instruction provides the procedure for updating to the single piece oil pan on certain D8T Track-Type Tractors and Pipelayers.
Safety
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Do not attempt to disassemble or assemble this machine until you read and understand the disassembly and assembly instructions. Improper disassembly and assembly procedures could result in injury or death. |
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| NOTICE |
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Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products. Dispose of all fluids according to local regulations and mandates. |
Required Parts for (S/N: J8B; KPZ; CMX; FAT; KSD; KKJ)
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| Required Parts for (S/N: J8B; KPZ; CMX; FAT; KSD; KKJ) | |||
|---|---|---|---|
| Item | Qty | Part Number | Description |
| 1 | 1 | 455-9173 | Tube Assembly |
| 2 | 4 | 9X-6458 | Hard Washer |
| 3 | 3 | 0L-1351 | Bolt |
| 4 | 1 | 5P-5846 | O-Ring Seal |
| 5 | 1 | 452-6791 | Oil Pan |
| 6 | 39 | 2P-3205 | Bolt |
| 7 | 1 | 345-0412 | Oil Pan Gasket |
| 8 | 1 | 4P-0519(1) | Drain Adapter |
| 8A | 1 | 109-5839 | Drain Plug |
| 8B | 1 | 109-5840 | Drain Adapter |
| 9 | 1 | 6V-3830 | O-Ring Seal |
| 10 | 2 | 0S-1587 | Bolt |
| 11 | 1 | 8T-6761 | Pipe Plug |
| 12 | 1 | 360-3684 | Plug |
| 13 | 1 | 238-5084 | O-Ring Seal |
| 14 | 1 | 360-3681 | Plug |
| 15 | 1 | 238-5081 | O-Ring Seal |
| 16 | 1 | 462-4049 | Block |
| 17 | 1 | 9X-6458 | Hard Washer |
| 18 | 1 | 0L-1143 | Bolt |
| 19 | 1 | 090-8635 | Spacer |
| 20 | 1 | 170-0610 | Stud |
| 21 | 1 | 9X-2027 | Washer |
| 22 | 1 | 9S-8752 | Full Nut |
| 23 | 1 | 5M-2894 | Hard Washer |
| 24 | 1 | 443-0068 | Oil Level Gauge Gp (Dipstick) |
| 25 | 1 | 8T-1887 | Clip |
| 26 | 1 | 8T-1888 | Clip |
| 27 | 1 | 0S-1594 | Bolt |
| 28 | 1 | 5M-2894 | Hard Washer |
| 29 | 1 | 353-7957 | Grommet |
| 30 | 1 | 118-5068 | O-Ring Seal |
| 31 | 1 | 453-5539(2) | Cover As (Sound Suppression) |
| 32 | 2 | 0S-1588(2) | Bolt |
| 33 | 12 | 235-1088(2) | Nut |
| 34 | 2 | 9X-6458(2) | Hard Washer |
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| (1) | Part not serviced at this level. |
| (2) | If Required |
Rework Procedure for (S/N: J8B; KPZ; CMX; FAT; KSD; KKJ)
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| Illustration 1 | g03839459 |
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(1) (2) (3) (4) (5) (6) (7) (20) (21) | |
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| Illustration 2 | g03839525 |
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(8) (9) (10) (11) (12) (13) (14) (15) | |
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| Illustration 3 | g06055336 |
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(2) (16) (17) (18) (19) | |
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| Illustration 4 | g03839544 |
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(22) (23) | |
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| Illustration 5 | g03839584 |
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(24) (25) (26) (27) (28) (29) (30) | |
- Remove the belly guards directly fore and aft of the equalizer bar, the high-speed oil change, and any other attachments connected to the oil pan. Clean out any debris that may have accumulated around the oil pan.
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Illustration 7 g03839924 (A) 218-4840 Support As
(AA) Cut approximately70 mm (2.8 inch) from the pad to the bottom of the holeShow/hide table
Illustration 8 g03840033 218-4840 Support As before reworkShow/hide table
Illustration 9 g03840052 218-4840 Support As after rework - The bottom eyelet of 218-4840 Support As (A) will need to be removed to get the new oil pan in and out of the chassis. After removing the eyelet, make this area flush. Refer to Illustration 7, Illustration 8, and Illustration 9.
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Illustration 10 g03840071 - Remove oil gauge and guide tube (B).
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Illustration 11 g03840080 - Disassemble the three piece oil pan and remove the oil level sensor. Clean off excess gasket from the block surface. Remove tube assembly suction (C) and bracket (D) only.
Note: Do not disassemble the plate and tube assembly pump discharge.
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Illustration 12 g06052973 - Put suction tube assembly (1) in oil pan (5) while oil pan (5) is out of the chassis.
- Apply blue RTV to gasket (7) as required to help hold the gasket in place.
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Illustration 13 g06052980 - Lift oil pan (5) with suction line (1) inside and slide oil pan (5) back in position underneath the engine.
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Illustration 14 g06052986 - Let oil pan (5) rest on saddle (E) as shown in Illustration 14.
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Illustration 15 g06056626 - Insert suction tube into the sump and bolt support bracket in two places (H).
- After sliding oil pan (5) on to saddle (E) and the assembly of the suction bell, perform the Steps below.
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Illustration 16 g03841815 - Assemble bolt (6) throughout oil pan (5) making sure that each bolt goes through gasket (7) and into the block.
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Illustration 17 g03841828 Tightening Sequence - Hand tighten all bolts (6). Then follow the tightening sequence shown in Illustration 34 and tighten all bolts to a torque of
40 ± 5 N·m (30 ±4 lb ft) for the tightening sequence.Show/hide table
Illustration 18 g03841945 - Follow the retightening sequence shown in Illustration 35 and tighten the all bolts to a torque of
47 ± 5 N·m (35 ± 4 lb ft) .Show/hide table
Illustration 19 g03889260 - Install drain plug (8A) into plug adapter (8B).
Note: This will make drain adapter (8).
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Illustration 20 g03841965 - Install drain adapter (8) O-ring seal (9) between drain adapter (8) and oil pan (5).
- Tighten bolts (10) to a torque of
105 ± 20 N·m (77 ± 15 lb ft) . - Insert pipe plug (11) into drain adapter (8).
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Illustration 21 g03841990 - Reassemble high-speed oil attachment (K).
- Install new tube and oil level gauge (16).
- Paint all components after installation is complete.
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Illustration 22 g06057737 - Install cover assembly (31) (if required) using two bolts (32), 12 nuts (33), and two washers (34).
Note: When oil pan sound panel is used, 10 stud bolts are needed around the pan instead of bolts.
- Note the new fill level requirements:
- Full Mark – 43L w/1 Filter Change
- Add Mark – 38L w/1 Filter Change
- Check for leaks and install bottom guards.
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| Illustration 6 | g03839904 |
Required Parts for (S/N: FMC; MLN; FCT)
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| Required Parts for (S/N: FMC; MLN; FCT) | |||
|---|---|---|---|
| Item | Qty | Part Number | Description |
| 1 | 1 | 455-9173 | Tube Assembly |
| 2 | 3 | 9X-6458 | Hard Washer |
| 3 | 3 | 0L-1351 | Bolt |
| 4 | 1 | 5P-5846 | O-Ring Seal |
| 5 | 1 | 452-6791 | Oil Pan |
| 6 | 39 | 2P-3205 | Bolt |
| 7 | 1 | 345-0412 | Oil Pan Gasket |
| 8 | 1 | 4P-0519(1) | Drain Adapter |
| 8A | 1 | 109-5839 | Drain Plug |
| 8B | 1 | 109-5840 | Plug Adapter |
| 9 | 1 | 6V-3830 | O-Ring Seal |
| 10 | 2 | 0S-1587 | Bolt |
| 11 | 1 | 8T-6761 | Pipe Plug |
| 12 | 1 | 360-3684 | Plug |
| 13 | 1 | 238-5084 | O-Ring Seal |
| 14 | 1 | 9X-2027 | Washer |
| 15 | 1 | 170-0610 | Stud |
| 16 | 1 | 441-6603 | Oil Level Gauge Gp (Dipstick) |
| 17 | 1 | 067-2551 | Clip |
| 18 | 1 | 0S-1588 | Bolt |
| 19 | 1 | 9X-6458 | Hard Washer |
| 20 | 1 | 9S-8752 | Full Nut |
| 21 | 1 | 143-4536 | Clip |
| 22 | 1 | 143-4535 | Clip |
| 23 | 1 | 118-5068 | O-Ring Seal |
| 24 | 1 | 238-5081 | O-Ring Seal |
| 25 | 1 | 453-5539(2) | Cover As (Sound Suppression) |
| 26 | 2 | 0S-1588(2) | Bolt |
| 27 | 12 | 235-1088(2) | Nut |
| 28 | 2 | 9X-6458(2) | Hard Washer |
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| (1) | Part not serviced at this level. |
| (2) | If Required |
Rework Procedure for (S/N: FMC; MLN; FCT)
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| Illustration 23 | g03843307 |
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(1) (2) (3) (4) (5) (6) (7) | |
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| Illustration 24 | g03843343 |
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(8) (9) (10) (11) (12) (13) (14) (15) | |
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| Illustration 25 | g03843379 |
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(12) (16) (17) (18) (19) (20) (21) | |
- Remove the belly guards directly fore and aft of the equalizer bar, the high-speed oil change, and any other attachments connected to the oil pan. Clean out any debris that may have accumulated around the oil pan.
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Illustration 27 g03840071 - Remove the oil gauge and guide tube (B).
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Illustration 28 g03840080 - Disassemble the three piece oil pan and remove the oil level sensor. Clean off excess gasket from the block surface. Remove tube assembly suction (C) and bracket (D) only.
Note: Do not disassemble the plate and tube assembly pump discharge.
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Illustration 29 g06052973 - Put suction tube assembly (1) in oil pan (5) while oil pan (5) is out of the chassis.
- Apply blue RTV to gasket (7) as required to help hold the gasket in place.
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Illustration 30 g06052980 - Lift oil pan (5) with suction line (1) inside and slide oil pan (5) back in position underneath the engine.
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Illustration 31 g06052986 - Let oil pan (5) rest on saddle (E) as shown in Illustration 31.
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Illustration 32 g06056626 - Insert suction tube into the sump and bolt support bracket in two places (H).
- After sliding oil pan (5) on to saddle (E) and the assembly of the suction bell, perform the Steps below.
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Illustration 33 g03841815 - Assemble bolt (6) throughout oil pan (5) making sure that each bolt goes through gasket (7) and into the block.
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Illustration 34 g03841828 Tightening Sequence - Hand tighten all bolts (6). Then follow the tightening sequence shown in Illustration 34 and tighten all bolts to a torque of
40 ± 5 N·m (30 ±4 lb ft) for the tightening sequence.Show/hide table
Illustration 35 g03841945 - Follow the retightening sequence shown in Illustration 35 and tighten the all bolts to a torque of
47 ± 5 N·m (35 ± 4 lb ft) .Show/hide table
Illustration 36 g03889260 - Install drain plug (8A) into plug adapter (8B).
Note: This will make drain adapter (8).
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Illustration 37 g03841965 - Install drain adapter (8) O-ring seal (9) between drain adapter (8) and oil pan (5).
- Tighten bolts (10) to a torque of
105 ± 20 N·m (77 ± 15 lb ft) . - Insert pipe plug (11) into drain adapter (8).
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Illustration 38 g03843462 - Reassemble oil level sensor (K) with O-Ring (24) into oil pan (5). Torque oil level sensor (K) to
25 N·m (18 lb ft) .Show/hide table
Illustration 39 g03843507 - Reassemble high-speed oil attachment (L).
- Install new tube and oil level gauge (16).
- Paint all components after installation is complete.
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Illustration 40 g06057747 - Install cover assembly (25) (if required) using two bolts (26), 12 nuts (27), and two washers (28).
Note: When oil pan sound panel is used, 10 stud bolts are needed around the pan instead of bolts.
- Note the new fill level requirements:
- Full Mark – 43L w/1 Filter Change
- Add Mark – 38L w/1 Filter Change
- Check for leaks and install bottom guards.
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| Illustration 26 | g03839904 |
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