Caterpillar Cat 329DL EXCAVATOR (Prefix WLT) Service Repair Manual Instant Download

Service Repair Manual Models 329DL EXCAVATOR

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 1/6 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 329D L EXCAVATOR WLT Configuration: 329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine Disassembly and Assembly 324D, 325D, 326D and 329D Excavators and 329D MHPU Mobile Hydraulic Power Unit Machine Systems Media Number -RENR8646-22 Publication Date -01/02/2015 Date Updated -12/09/2018 i06889712 Recoil Spring - Disassemble SMCS - 4158-015 Disassembly Procedure Table 1 Required Tools Tool Part Number Part Description QTY A 4C-9540 Recoil Spring Bench 1 146-2457 Hydraulic Power Supply Gp 1 B 223-3506 Hydraulic Cylinder and Lines Gp 1 C 8S-9971 Adapter 1 Table 2 Required Sockets Thread Socket Part Number M36 138 5189 4C-4467 M42 193 8100 (1) 5S-6081 M48 FT-3033 (2) 371 1080 (3) M64 5S-6086 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 2/6 (1)Used with M42 flat sided nut. (2)Used with M48 flat sided nut that is 54 mm (2.13 inch) between the two flats. (3)Used with M48 flat sided nut that is 65 mm (2.56 inch) between the two flats. Start By: a. Remove the front idler and the recoil spring assembly. The spring of the recoil spring assembly is compressed under several tons of force. Do not attempt to compress or release the tension of the spring with the nut on the end of the retaining rod. Damaged threads on the retaining rod or nut can cause the assembly to come apart with force, resulting in injury or death. 1. Prior to disassembling the recoil spring assembly, make sure that Tooling (A) is on a level surface. 2. Prior to disassembling the recoil spring thoroughly clean the outside surface. Illustration 1 g00483426 3. Install Tooling (C) on Tooling (B), as shown. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

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329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 3/6 Illustration 2 g00494710 Illustration 3 g00483437 Note: Two adjustable supports (1), reaction plate (2), and movable plate (3) are part of Tooling (A). 4. Adjust the spacing between reaction plate (2) and movable plate (3). The spacing is approximately the same length as the recoil spring assembly (free length). Also, make sure that two adjustable supports (1) are positioned between the reaction plate and the movable plate, as shown. Level the two supports. Note: The recoil spring assembly may be installed in Tooling (A) from the end. In this case, reaction plate (2) must be removed. Then reinstall the reaction plate after the recoil spring assembly is in place on two adjustable supports (1). NOTICE Do not remove the hoist from the recoil spring assembly until the unit is leveled, centered and locked in the specified tooling. 5. The combined weight of the recoil spring assembly is approximately 116 kg (255 lb). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 4/6 6. Fasten a suitable lifting device to the recoil spring assembly. Put the recoil spring assembly in position on two adjustable supports (1) in Tooling (A). 7. Adjust the two adjustable supports to align the centerline of the recoil spring assembly with the centerline of Tooling (A). Illustration 4 g00498760 The hoist has been removed from the recoil spring assembly to provide a better illustration of level gauge (4). 8. Put a level gauge (4) on the recoil spring assembly. Illustration 5 g00498781 9. Reposition the recoil spring assembly until the recoil spring assembly is level. Reposition the recoil spring assembly until the retaining rod and nut (6) are centered in the hole in reaction plate (2). 10. The recoil spring assembly is leveled by moving adjustable supports (1) higher or lower. After the recoil spring assembly is leveled and centered, install two pins (5) on the back side of reaction plate (2), as shown. 11. Operate Tooling (B) to hold the recoil spring assembly in position between reaction plate (2) and movable plate (3) (not shown). Make sure that the recoil spring assembly is level and centered. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 5/6 Illustration 6 g00498784 12. Close covers (7) on Tooling (A). Use Tooling (B) to compress the recoil spring assembly slightly. Illustration 7 g02148287 Several tons of force are required to compress the recoil spring during assembly. Do not compress the spring assembly until the covers on the tooling have been closed. It is possible for the recoil spring to twist under load and come out of the tooling resulting in injury or death. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 6/6 13. Through the opening in the end of Tooling (A), remove the socket head bolts and lock strip (8) from the end of the retaining rod. 14. Remove nut (6). Refer to Table 2 for the correct socket part number. Release the force on the recoil spring assembly. 15. Open the covers on Tooling (A). Attach a suitable lifting device to the recoil spring assembly, and remove the recoil spring assembly from Tooling (A). 16. Separate the components of the recoil spring assembly. Remove support (12), spring (10), support (9), and rod (11). Copyright 1993 - 2020 Caterpillar Inc. Thu Feb 27 23:37:46 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 1/7 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 329D L EXCAVATOR WLT Configuration: 329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine Disassembly and Assembly 324D, 325D, 326D and 329D Excavators and 329D MHPU Mobile Hydraulic Power Unit Machine Systems Media Number -RENR8646-22 Publication Date -01/02/2015 Date Updated -12/09/2018 i06889768 Recoil Spring - Assemble SMCS - 4158-016 Assembly Procedure Table 1 Required Tools Tool Part Number Part Description QTY A 4C-9540 Recoil Spring Bench 1 146-2457 Hydraulic Power Supply Gp 1 B 223-3506 Hydraulic Cylinder and Lines Gp 1 C 8S-9971 Adapter 1 E 9S-3263 Thread Lock Compound 1 Table 2 Required Sockets Thread Socket Part Number M36 138 5189 4C-4467 M42 193 8100 (1) 5S-6081 M48 FT-3033 (2) 371 1080 (3) https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 2/7 M64 5S-6086 (1)Used with M42 flat sided nut. (2)Used with M48 flat sided nut that is 54 mm (2.13 inch) between the two flats. (3)Used with M48 flat sided nut that is 65 mm (2.56 inch) between the two flats. The spring of the recoil spring assembly is compressed under several tons of force. Do not attempt to compress or release the tension of the spring with the nut on the end of the retaining rod. Damaged threads on the retaining rod or nut can cause the assembly to come apart with force, resulting in injury or death. Note: Prior to assembling the recoil spring assembly, make sure that Tooling (A) is on a level surface. Illustration 1 g01157185 1. Check the condition of the threads on rod (11) and nut (6). If the threads are worn or damaged, use new parts for replacement. 2. Assemble the recoil spring assembly loosely. Position spring (10) onto support (9). Install rod (11) into support (9). Position support (12). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 3/7 Illustration 2 g00483426 3. Install Tooling (C) on Tooling (B). Illustration 3 g00494710 Illustration 4 g00483437 Note: Two adjustable supports (1), reaction plate (2), and movable plate (3) are part of Tooling (A). 4. Adjust the spacing between reaction plate (2) and movable plate (3) so that the spacing is approximately the same length as the recoil spring assembly. Also, make sure that two https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 4/7 adjustable supports (1) are positioned between the reaction plate and the movable plate, as shown. Level the two supports. Note: The recoil spring assembly may be installed in Tooling (A) from the end. In this case, reaction plate (2) must be removed. Then reinstall the reaction plate after the recoil spring assembly is in place on two adjustable supports (1). NOTICE Do not remove the hoist from the recoil spring assembly until the unit is leveled, centered and locked in the specified tooling. 5. The combined weight of the recoil spring assembly is approximately 116 kg (255 lb). 6. Fasten a suitable lifting device to the recoil spring assembly. Put the recoil spring assembly in position on two adjustable supports (1) in Tooling (A). 7. Adjust the two adjustable supports to align the centerline of the recoil spring assembly with the centerline of Tooling (A). Illustration 5 g00949740 The hoist has been removed from the recoil spring assembly to provide a better illustration of level gauge (4). 8. Operate Tooling (B) and guide the end of the recoil spring assembly through the hole in reaction plate (2). Put a level gauge (4) on the recoil spring assembly. Make sure that the recoil spring assembly is level and centered in Tooling (A). Remove the suitable lifting device from the recoil spring assembly. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 5/7 Illustration 6 g00498784 Improper assembly of parts that are spring loaded can cause bodily injury. To prevent possible injury, follow the established assembly procedure and wear protective equipment. 9. Close covers (7) on Tooling (A). Compress the recoil spring assembly with Tooling (B). Illustration 7 g01157190 (X) Compressed length of the spring https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 6/7 Illustration 8 g00498784 10. Open the covers on Tooling (A). Measure the compressed length of the recoil spring. The compressed length is Dimension (X). Refer to Table 3 for the correct compressed spring length. Table 3 Recoil Spring Compressed Length Model Dimension (X) 315D 448.0 mm (17.64 inch) 319D 550.0 mm (21.65 inch) 320D 550.0 mm (21.65 inch) 550.0 mm (21.65 inch) 323D 686.0 mm (27.01 inch)(1) 324D 606.0 mm (23.86 inch) 325C 551.0 mm (21.69 inch) 686.0 mm (27.01 inch) 325D 845.0 mm (33.27 inch)(2) 326D L 606.0 mm (23.86 inch) 328D 644.0 mm (25.35 inch) 329D 686.0 mm (27.01 inch) 644.0 mm (25.35 inch) 330D 785.0 mm (30.91 inch)(3) 644.0 mm (25.35 inch) 336D 785 mm (30.91inch)(4) (1)This Dimension is for (S/N: DKW1-Up; SED1-Up; NES1-Up) (2)This Dimension is for (S/N: GBR1-Up; MCL1-Up) https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 7/7 (3)This Dimension is for (S/N: ERN1-Up) (4)This Dimension is for (S/N: DTS1-Up; LMG1-Up; JWR1-Up) 11. If the assembled length is not correct, close covers (7) on Tooling (A), and adjust the spring length with Tooling (B). If the assembled length is correct, then assembly of the recoil spring assembly can be completed. Illustration 9 g01157193 12. Apply a rust inhibitor to the threads on the end of the retaining rod for the recoil spring. Install nut (6). Tighten nut (6). Refer to Table2 for the correct socket part number. 13. Apply Tooling (E) on the threads of the socket head bolts that hold strip (8) in place. Install the strip and the socket head bolts that hold the strip. 14. Attach a suitable lifting device to the recoil spring assembly, and remove the recoil spring assembly from Tooling (A). The weight of the recoil spring assembly is approximately 116 kg (255 lb). End By: a. Install the front idler and the recoil spring. Copyright 1993 - 2020 Caterpillar Inc. Thu Feb 27 23:38:42 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 3/4 S/N - WDK1-UP S/N - WLT1-UP S/N - XDB1-UP S/N - YFW1-UP Removal Procedure 1. Start the engine. Park the machine on a hard, level surface. Stop the engine. 2. Release the tension on the track assembly. Refer to Operation and Maintenance Manual, "Track Adjustment - Adjust". Illustration 1 g01155049 3. Use two people, a block, and a pry bar in order to support hydraulic track adjuster (1). The weight of hydraulic track adjuster (1) is approximately 39 kg (85 lb). Illustration 2 g01206571 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 4/4 Top View 4. Remove bolts (2). Illustration 3 g01155052 5. Lower hydraulic track adjuster (1) into position between rollers (3). Remove hydraulic track adjuster (1). Copyright 1993 - 2020 Caterpillar Inc. Thu Feb 27 23:39:38 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 3/4 Start By: a. Disassemble the recoil spring. Illustration 1 g02723302 1. Remove piston assembly (5) from cylinder (2). Remove rod assembly (1) from cylinder (2). Remove seal assembly (6) from cylinder (2) 2. Remove O-ring seal (4) and backup ring (3) from cylinder (2). Illustration 2 g00526453 3. Remove O-ring seals (9), rings (8), and rings (7) from the grooves in piston assembly (5). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 4/4 Illustration 3 g00526454 4. Remove bolts (11). Remove plate (10). Illustration 4 g00526455 5. Remove relief valve (12). 6. Remove fill valve (13). Copyright 1993 - 2020 Caterpillar Inc. Thu Feb 27 23:40:33 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 3/5 Table 1 Required Tools Tool Part Number Part Description Qty A 1P-0520 Driver Group 1 B 5P-0960 Molybdenum Grease Note: Make sure that all of the parts of the hydraulic track adjuster are clean and free of dirt and debris prior to assembly. 1. Make sure that all of the passages in the piston assembly are filled with Tooling (B). Make sure that air is not trapped in the passages in the piston assembly. Illustration 1 g00526455 2. Install relief valve (12) in the body of the piston assembly. Do not tighten the relief valve. 3. Install fill valve (13) in the body of the piston assembly. Tighten the fill valve snugly. Do not torque the fill valve. Illustration 2 g00526454 4. Install plate (10). Install bolts (11) which secure plate (10). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 4/5 Illustration 3 g00526453 Note: Completely fill the seal grooves in the piston assembly with Tooling (B). The grease will displace air when the O-ring seals and the backup rings are installed. 5. Install backup rings (7), backup rings (8), and O-ring seals (9) on piston assembly (5). Note: O-ring seals and backup rings must be installed in the correct position in order to ensure the correct operation of the hydraulic track adjuster. Backup rings are distinguished by the color of the ring. Backup rings (7) are black in color. Backup rings (8) are brown in color. Illustration 4 g02723581 Note: Completely fill in the seal groove for O-ring seal (3) and backup ring (4) in cylinder (2) with Tooling (B). The grease will displace air when the O-ring and the backup ring are installed. 6. Install O-ring seal (4) and backup ring (3) in cylinder (2). 7. Apply Tooling (B) in the groove for lip seal (6). Use Tooling (A) to install lip seal (6). Install lip seal (6) until the seal is 0.5 0.5 mm (0.02 0.02 inch) below the surface of cylinder (2). Install lip seal (6) with the lip toward the outside of cylinder (2). 8. Check the condition of the threads on rod (1). If the threads are damaged or worn, replace rod (1) with a new part. Put a small amount of Tooling (B) on the sliding surface of rod (1). Install rod (1) in cylinder (2). 9. Fill the cavity of cylinder (2) with Tooling (B). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

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329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine(SEBP549... 5/5 10. Put a small amount of Tooling (B) on the sliding surface of piston assembly (5). Put a minimum of 60 cc (4 in3) of Tooling (B) on the end of piston assembly (5). This grease will prevent air from displacing grease in the cylinder during the installation of the piston. Make sure that the grease covers backup rings (7) and (8) and O-ring seal (9). 11. Center piston assembly (5) in cylinder (2). Insert the piston assembly into the cylinder. Note: It may be necessary to use a soft faced hammer to install the piston assembly into the cylinder. 12. Make sure that grease is expelled from the vent hole for the relief valve. Tighten relief valve (12) to a torque of 34 5 N m (25 4 lb ft). 13. Add approximately 5 cc (.3 in3) of Tooling (B) through fill valve (13). Apply a force to piston assembly (5) and open fill valve (13) in order to purge all the air from the hydraulic track adjuster. 14. Tighten fill valve (13) to a torque of 34 5 N m (25 4 lb ft). End By: a. Assemble the recoil spring. Copyright 1993 - 2020 Caterpillar Inc. Thu Feb 27 23:41:29 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/27

https://www.ebooklibonline.com Hello dear friend! Thank you very much for reading. Enter the link into your browser. The full manual is available for immediate download. https://www.ebooklibonline.com