Caterpillar Cat 320D3 Excavator (Prefix ESX) Service Repair Manual Instant Download
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Service Repair Manual Models 320D3Excavator
w 1/9(W) Shutdown SIS Previous Screen Product: EXCAVATOR Model: 320D3 EXCAVATOR ESX Configuration: 320D3 Excavator ESX00001-UP (MACHINE) POWERED BY ALUW06DTI Engine Disassembly and Assembly 320D3 Hydraulic Excavator Machine Systems Media Number -M0092841-00 Publication Date -01/06/2018 Date Updated -27/06/2018 i07398906 Load Control Valve (Stick Cylinder) - Disassemble SMCS - 5811-015-JJ Disassembly Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 6V-7981 Bolt (M10 1.5 70mm) 2 Start By: a. Remove the load control valve (stick cylinder). Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will prevent dirt from entering the internal mechanism. NOTICE Keep all parts clean from contaminants. Contamination of the hydraulic system with foreign material will reduce the service life of the hydraulic system components. To prevent contaminants from entering the hydraulic system, always plug or cap the lines, fittings, or hoses as they are disconnected. Cover any disassembled components and clean them properly before assembly. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 2/9(W) Clean the hydraulic system properly after any major component exchange or especially after a component failure, to remove any contamination. Illustration 1 g06310217 1. Remove fittings (1). Illustration 2 g06310223 2. Remove O-ring seals (2) and (3) from both the fittings. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
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w 3/9(W) Illustration 3 g06310224 Illustration 4 g06310227 Personal injury can result from parts and/or covers under spring pressure. Spring force will be released when covers are removed. Be prepared to hold spring loaded covers as the bolts are loosened. 3. Remove two bolts (4), as shown in Illustration 3. 4. Install Tooling (A) and remove remaining two bolts (4). 5. Remove Tooling (A) and cover (5) from the valve body. Illustration 5 g06310231 6. Remove O-ring seal (6) and backup ring (7) from cover (5). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 4/9(W) Illustration 6 g06310233 7. Remove spring (9) and spool valve (8) from the valve body. Illustration 7 g06310234 Illustration 8 g06310238 8. Remove plug (10) and O-ring seal (11) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 5/9(W) Illustration 9 g06310239 Illustration 10 g06310240 Personal injury can result from parts and/or covers under spring pressure. Spring force will be released when covers are removed. Be prepared to hold spring loaded covers as the bolts are loosened. 9. Remove plug (12) and O-ring seal (13). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 6/9(W) Illustration 11 g06310249 10. Remove spring (16), guide (15), and spool (14) from the valve body. Illustration 12 g06310252 Illustration 13 g06310254 11. Remove plug (17) and O-ring seal (18). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 7/9(W) Illustration 14 g06310256 12. Remove relief valve (19). Illustration 15 g06310263 Personal injury can result from parts and/or covers under spring pressure. Spring force will be released when covers are removed. Be prepared to hold spring loaded covers as the bolts are loosened. 13. Remove nut (20), screw (21), spring (23), plunger (24), body (25), spring (29), spring (30), plunger (31), valve (32), and valve (35) from body (36). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 8/9(W) 14. Remove O-ring seal (22) from screw (21). 15. Remove O-ring seal (28), backup rings (27), and O-ring seal (26) from body (25). 16. Remove backup rings (34) and O-ring seal (33) from valve (32). 17. Remove O-ring seal (37) from body (36). Illustration 16 g06310550 18. Remove pipe plug (38) from the valve body. Illustration 17 g06310552 19. Remove O-ring seals (39) and (41) from the valve body. Remove plug (40). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 9/9(W) Illustration 18 g06310553 20. Remove O-ring seal (42) from plug (40). Copyright 1993 - 2020 Caterpillar Inc. Sat Jan 4 22:49:00 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 1/9(W) Shutdown SIS Previous Screen Product: EXCAVATOR Model: 320D3 EXCAVATOR ESX Configuration: 320D3 Excavator ESX00001-UP (MACHINE) POWERED BY ALUW06DTI Engine Disassembly and Assembly 320D3 Hydraulic Excavator Machine Systems Media Number -M0092841-00 Publication Date -01/06/2018 Date Updated -27/06/2018 i07399913 Load Control Valve (Stick Cylinder) - Assemble SMCS - 5811-016-JJ Table 1 Required Tools Tool Part Number Part Description Qty A 6V-7981 Bolt (M10 1.5 70mm) 2 Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Do not use Wiping cloths or rags to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement. All disassembly and all assembly procedures must be performed on a clean work surface and in a clean hydraulic area. Keep cleaned parts covered and protected. Note: Check O-ring seals, gaskets, and seals for wear or for damage. Replace O-ring seals, gaskets, and seals, if necessary. Illustration 1 g06310553 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 2/9(W) 1. Install O-ring seal (42) onto plug (40). Illustration 2 g06310552 2. Install plug (40). Tighten plug (40) to a torque of 10 1 N.m (89 9 lb in). 3. Install O-ring seals (39) and (41) onto the valve body. Illustration 3 g06310550 4. Install plug (38). Tighten plug (38) to a torque of 35 4 N m (26 3 lb ft). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 3/9(W) Illustration 4 g06310263 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. 5. Install O-ring seal (37) onto body (36). 6. Install O-ring seal (33) and backup rings (34) onto valve (32). 7. Install O-ring seal (26), backup rings (27), and O-ring seal (28) onto body (25). 8. Install O-ring seal (22) onto screw (21). 9. Install valve (35), valve (32), plunger (31), spring (30), spring (29), body (25), plunger (24), spring (23), screw (21), and nut (20) into body (36). Tighten body (25) to a torque of 101 10 N.m (74 7 lb ft). Tighten nut (20) to a torque of 19.6 2.0 N.m (173.5 17.7 lb in). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 4/9(W) Illustration 5 g06310256 10. Install relief valve (19) into the valve body. Tighten relief valve (19) to a torque of 95 14 N m (70 10 lb ft). Illustration 6 g06310254 Illustration 7 g06310252 11. Install O-ring seal (18) onto plug (17). 12. Install plug (17). Tighten plug (17) to a torque of 40 7 N.m (30 5 lb ft). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 5/9(W) Illustration 8 g06310249 13. Install spool (14), guide (15), and spring (16) into the valve body. Illustration 9 g06310240 Illustration 10 g06310239 14. Install O-ring seal (13) onto plug (12). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 6/9(W) 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. 15. Install plug (12). Tighten plug (12) to a torque of 50 7 N m (37 5 lb ft). Illustration 11 g06310238 Illustration 12 g06310234 16. Install O-ring seal (11) onto plug (10). 17. Install plug (10). Tighten plug (10) to a torque of 10 1 N.m (89 9 lb in). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
w 7/9(W) Illustration 13 g06310233 18. Install spool valve (8) and spring (9) into the valve body. Illustration 14 g06310231 19. Lubricate backup ring (7) and O-ring seal (6) lightly with the lubricant that is being sealed. Install backup ring (7) and O-ring seal (6) onto cover (5). Illustration 15 g06310227 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
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w 8/9(W) Illustration 16 g06310224 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. 20. Use Tooling (A) to install cover (5). Install two bolts (4) and remove Tooling (A). Install remaining two bolts (4). Tighten bolts (4) to a torque of 55 10 N.m (41 7 lb ft). Illustration 17 g06310223 21. Install O-ring seals (3) and (2) onto the fittings. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/1/4
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