Caterpillar Cat 315 and 315L TRACK-TYPE EXCAVATOR (Prefix 4YM) Service Repair Manual Instant Download

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/3 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i01032735 Cylinder Head - Remove SMCS - 1100-011 Removal Procedure Start By: A. Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove". B. Remove the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrods - Remove". C. Remove the fuel injection nozzles in order to protect from damage. Refer to Disassembly and Assembly, "Fuel Injection Nozzles - Remove". D. Remove the glow plugs in order to protect from damage. Refer to Disassembly and Assembly, "Glow Plugs - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. NOTICE Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/3 Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide", for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose of all fluids according to local regulations and mandates. Illustration 1 g00562585 1. If necessary, remove bolt (2) and remove oil tube assembly (dipstick). Illustration 2 g00531679 Cylinder Head Tightening Sequence 2. Gradually remove 25 cylinder head bolts (1) in reverse order of the tightening sequence. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 3/3 Note: Do not use a pry bar to separate the cylinder head from the engine block. Illustration 3 g00560287 3. Attach a hoist to the cylinder head lifting brackets and remove the cylinder head from the cylinder block. The weight of the cylinder head assembly is 60 kg (132 lb). Note: Place the cylinder head on a surface that will not damage the face of the cylinder head. Illustration 4 g00560297 4. Remove the cylinder head gasket (3) . Copyright 1993 - 2021 Caterpillar Inc. Mon Jan 11 13:48:44 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

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315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/3 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i02063403 Cylinder Head - Install SMCS - 1100-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 9U-7995 Guide Pin 2 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/3 Illustration 1 g00560297 1. Clean the surfaces of the cylinder head and the cylinder block that are in contact with each other. Ensure that the surfaces are clean and dry. Install a new, dry cylinder head gasket (3) on the cylinder block. Note: Do not use any sealant or gasket adhesive on the cylinder head gasket . 2. Install Tool (A) (not shown) on the cylinder block in order to install the cylinder head. Illustration 2 g00560287 3. Attach a hoist to the cylinder head lifting brackets and install the cylinder head in position on the cylinder block. The weight of the cylinder head assembly is 60 kg (132 lb). 4. Remove Tool (A) . 5. Apply 6V-4876 Lubricant to all of the threads and thrust faces of cylinder head bolts (1) . Illustration 3 g00562585 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 3/3 Illustration 4 g00531679 Cylinder Head Tightening Sequence 6. Install cylinder head bolts (1) and tighten all of the bolts (1 through 25) in a numerical order according to the cylinder head tightening sequence. Tighten cylinder head bolts (1) to a torque of 118 5 N m (87 4 lb ft). 7. If necessary, install oil tube assembly (dipstick) and install bolt (2) . End By: a. Install the fuel injector nozzles. Refer to Disassembly and Assembly, "Fuel Injection Nozzles - Install". b. Install the glow plugs. Refer to Disassembly and Assembly, "Glow Plugs - Remove and Install". c. Install the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrods - Install". d. Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install". Copyright 1993 - 2021 Caterpillar Inc. Mon Jan 11 13:49:39 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/3 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i01033379 Lifter Group - Remove and Install SMCS - 1209-010 Removal Procedure Start By: A. Remove the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Illustration 1 g00532246 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/3 Illustration 2 g00532061 1. Use a magnet to remove valve lifter (1), as shown. Put identification marks on the valve lifters for installation purposes. 2. Repeat Step 1 for the remainder of the valve lifters. Installation Procedure NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Illustration 3 g00532061 1. Put 8T-2998 Lubricant on valve lifter (1) prior to installation. Install valve lifter (1) in the original location in the cylinder block. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 3/3 2. Repeat Step 1 for the remainder of the valve lifters. End By: Install the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install". Copyright 1993 - 2021 Caterpillar Inc. Mon Jan 11 13:50:35 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/10 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i01597409 Camshaft - Remove and Install SMCS - 1210-010 Removal Procedure 1 Table 1 Required Tools Tool Part Number Part Description Qty A 1P-2320 Combination Puller 1 1P-2321 Combination Puller 1 C 9S-9153 Puller Jaws 3 Start By: A. Remove the timing gear cover. Refer to Disassembly and Assembly, "Housing (Front) - Remove". B. Remove the rocker shaft assembly and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Remove". C. Remove the oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install". Note: The engine oil pan is facing in the up direction in order to retain the lifters in position for this procedure. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/10 NOTICE 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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products. Dispose of all fluids according to local regulations and mandates. Note: Ensure that the marks on the timing gears are in alignment. Align the fuel injection drive gear with the "33" mark with the "3" mark on the idler gear. Make an alignment of the "2" mark on the camshaft gear with the "22" mark on the idler gear. Align the "1" mark on the crankshaft gear with the "11" mark on the idler gear. The No. 1 cylinder is at the top center position when these marks are in alignment. 1. Rotate the engine at 180 degrees. Illustration 1 g00532179 2. Use Tool (A) to remove bearing (1) from the front of camshaft gear (2) . Note: This step is necessary only if the camshaft gear is equipped with a bearing. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 3/10 Illustration 2 g00532382 NOTICE Do not damage the lobes or the bearings when the camshaft is removed or installed. 3. Position camshaft gear (2) so that the gear's slots align from the top to the bottom. Remove two bolts (3) and the washers that hold thrust plate (4). Carefully remove the camshaft, the thrust plate and the camshaft gear as an assembly. 4. Remove the 12 valve lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and Install". Illustration 3 g00532384 5. Use tool (C) to remove camshaft gear (2) from camshaft (5). Remove thrust plate (4) . Installation Procedure 1 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 4/10 Note: In this installation procedure, the engine needs to remain in the upside-down position in order to keep the lifters in position while the camshaft is installed. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Note: During installation, ensure that camshaft (4) is clean and lubricate all of the components with clean engine oil. Illustration 4 g00532385 1. Install thrust plate (4) onto camshaft (5) . Always wear protective gloves when handling parts that have been heated. 2. Heat camshaft gear (2) in an oven to a maximum temperature of 150 C (302 F) and install camshaft gear (2) onto camshaft (5) . 3. Install the 12 valve lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and Install". Note: During installation, ensure that the marks on the timing gears are in alignment. Align the fuel injection drive gear with the "33" mark with the "3" mark on the idler gear. Make an alignment of the "2" mark on the camshaft gear with the "22" mark on the idler gear. Align https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 5/10 the "1" mark on the crankshaft gear with the "11" mark on the idler gear. The No. 1 cylinder is at the top center position when these marks are in alignment. 4. Carefully install the camshaft assembly into the original location in the cylinder block. Note: Caution must be used when the camshaft is installed in order to not damage the camshaft lobe or the camshaft bearings. Illustration 5 g00532382 5. Position camshaft gear (2) so that the gear's slots align from the top to the bottom. Install two bolts (3) and the washers that hold thrust plate (4). Tighten bolts (3) to a torque of 10 to 13 N m (7 to 10 lb ft). 6. If necessary, install the bearing onto the front of the camshaft gear. End By: a. Install the oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install". b. Install the rocker shaft assembly and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Install". c. Install the timing gear cover. Refer to Disassembly and Assembly, "Housing (Front) - Install". Removal Procedure 2 Table 2 Required Tools Tool Part Number Part Description Qty A 1P-2320 Combination Puller 1 B 1U-7638 Magnetic Holding Tools 12 1P-2321 Combination Puller 1 C 9S-9153 Puller Jaws 3 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 6/10 Start By: A. Remove the timing gear cover. Refer to Disassembly and Assembly, " Housing (Front) - Remove". B. Remove the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Remove". Note: This removal procedure is done with the engine in the upright position and the valve lifters left in the cylinder block. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. NOTICE 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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products. Dispose of all fluids according to local regulations and mandates. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 7/10 Illustration 6 g00532179 The engine is rotated at 180 degrees. 1. Use Tool (A) to remove bearing (1) from the front of camshaft gear (2) . Note: This step is necessary only if the camshaft gear is equipped with a bearing. Illustration 7 g00534616 2. Install Tool (B) in order to hold the 12 valve lifters. Note: Make sure that Tool (B) is holding the lifters as far up in cylinder block (6) as possible. Illustration 8 g00534473 Note: Be careful not to dislodge the valve lifters from Tools (B) during removal of the camshaft. NOTICE https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 8/10 Do not damage the lobes or the bearings when the camshaft is removed or installed. 3. Position camshaft gear (2) so that the gear's slots align from the top to the bottom. Remove two bolts (3) and the washers that hold thrust plate (4). Carefully remove the camshaft, the thrust plate and the camshaft gear as an assembly from cylinder block (6) . Illustration 9 g00532384 4. Use tool (C) to remove camshaft gear (2) from camshaft (5). Remove thrust plate (4) . Installation Procedure 2 Table 3 Required Tools Tool Part Number Part Description Qty B 1U-7638 Magnetic Holding Tools 12 Note: This installation procedure is done with the engine in the upright position and the valve lifters left in the cylinder block. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Note: During installation, ensure that camshaft (4) is clean and lubricate all of the components with clean engine oil. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 9/10 Illustration 10 g00532385 1. Install thrust plate (4) onto camshaft (5). Heat camshaft gear (2) to a maximum temperature of 150 C (302 F) and install camshaft gear (2) onto camshaft (4) . Note: During installation, ensure that the marks on the timing gears are in alignment. Align the fuel injection drive gear with the "33" mark with the "3" mark on the idler gear. Make an alignment of the "2" mark on the camshaft gear with the "22" mark on the idler gear. Align the "1" mark on the crankshaft gear with the "11" mark on the idler gear. The No. 1 cylinder is at the top center position when these marks are in alignment. 2. Carefully install the camshaft assembly into the original location in the cylinder block. Note: Caution must be used when the camshaft is installed in order to not damage the camshaft lobe or the camshaft bearings. Illustration 11 g00534616 Note: Make sure that Tool (B ) is holding the lifters as far up in cylinder block (6) as possible. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED... 10/10 Illustration 12 g00534473 3. Position camshaft gear (2) so that the gear's slots align from the top to the bottom. Install two bolts (3) and the washers that hold thrust plate (4). Tighten bolts (3) to a torque of 10 to 13 N m (7 to 10 lb ft). 4. If necessary, install the bearing onto the front of the camshaft gear. End By: a. Install the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Install". b. Install the timing gear cover. Refer to Disassembly and Assembly, "Housing (Front) - Install". Copyright 1993 - 2021 Caterpillar Inc. Mon Jan 11 13:51:31 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/4 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i04990496 Camshaft Bearings - Remove and Install SMCS - 1211-010 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty 8S-2241 Camshaft Bearing Tool Group 1 A 8H-0684 Ratchet Wrench 1 Start By: A. Remove the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing - Remove and Install". B. Remove the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/4 Illustration 1 g00533094 1. Remove plug (1) from the cylinder block. Illustration 2 g00533095 Illustration 3 g00533096 2. Use Tool (A) in order to remove the camshaft bearings from the cylinder block. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 3/4 Note: Refer to the instructions of the 8S-2241 Camshaft Bearing Tool Group for the proper procedure. Installation Procedure Table 2 Required Tools Tool Part Number Part Description Qty 8S-2241 Camshaft Bearing Tool Group 1 A 8H-0684 Ratchet Wrench 1 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Illustration 4 g00533095 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 4/4 Illustration 5 g00533096 1. Use Tool (A) in order to install the camshaft bearings into the cylinder block. Ensure that the oil hole of the camshaft bearings are in alignment with the oil ports in the engine block. Note: Refer to the instructions of the 8S-2241 Camshaft Bearing Tool Group for the proper procedure. Illustration 6 g00533094 2. Install plug (1) into the cylinder block. Use Loctite 596 . End By: a. Install the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install". b. Install the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing - Remove and Install". Copyright 1993 - 2021 Caterpillar Inc. Mon Jan 11 13:52:27 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/5 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i05007631 Engine Oil Pan - Remove and Install SMCS - 1302-010 Removal Procedure NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. NOTICE 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. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/5 Illustration 1 g00560680 1. Remove oil pan drain plug (3) and drain the engine oil from engine oil pan (2) . 2. Install oil pan drain plug (3) . Tighten the oil pan drain plug to a torque of 78 5 N m (57 4 lb ft). 3. Remove oil tube assembly (5) . 4. Remove 30 bolts (1) and the washers from engine oil pan (2) . Remove engine oil pan (2) and gasket (4) . Note: A liquid gasket may be factory installed in place of an oil pan gasket. Illustration 2 g00538955 5. Remove two bolts (7) from engine oil suction tube (6) . Remove engine oil suction tube (6) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 3/5 Illustration 3 g00538957 6. Check condition of O-ring seal (8) . If the O-ring seal is damaged, use a new part for replacement. Installation procedure NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Illustration 4 g00538957 1. Install O-ring seal (8) on suction pipe (6) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 4/5 Illustration 5 g00538955 2. Position engine oil suction tube (6) . Install two bolts (7) in order to secure the engine oil suction tube . Illustration 6 g00560680 3. Clean engine oil pan (2) . Note: Ensure that the engine oil pan and all of the mating surfaces are free of oil and gasket material. 4. Install gasket (4) , engine oil pan (2) , bolts (1) and the washers. Tighten the bolts to a torque of 10 to 13 N m (7 to 10 lb ft). Note: Loctite 5127 may be used instead of gasket (4) . Both contact surfaces must be completely free of oil. Apply gasket material on the cylinder block on the inside of the bolt hole pattern in a continuous bead in order to help prevent an oil leak. 5. Install oil tube assembly (5) . 6. Fill the crankcase with engine oil to the correct level. Refer to the proper Operation and Maintenance Manual for the correct engine oil and the correct filling procedure. Mon Jan 11 13:53:23 UTC+0800 2021 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 5/5 Copyright 1993 - 2021 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/2 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i01037459 Pistons and Connecting Rods - Remove SMCS - 1225-011 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 8S-2269 Ridge Reamer 1 B 6V-9120 Socket (1) 1 ( 1 ) Tool (B) is a 46 mm socket. Start By: A. Remove the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Remove". B. Remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1. Use tool (A) to remove the wear ridge from the inner surface of the cylinder bore. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/2 Illustration 1 g00534937 2. Use Tool (B) to rotate the crankshaft until two of the pistons are at the bottom center. Remove four connecting rod nuts (1) from the connecting rod. Remove two connecting rod caps (2). Put identification marks on the connecting rod, the connecting rod cap and the connecting rod bearings. The identification marks must be on the bearing tab side for installation purposes. Illustration 2 g00534943 Note: Use tape or rubber tubing on connecting rod bolts to protect the crankshaft journals. 3. Push the piston and connecting rod (4) away from the crankshaft until the piston rings are out of the cylinder liners. Remove the piston from cylinder block (3) . 4. Keep the connecting rods and connecting rod caps together. Put an identification mark on each piston in order to locate the piston in the cylinder block. 5. Repeat Steps 1 through 4 for removing the remaining pistons and connecting rods. Copyright 1993 - 2021 Caterpillar Inc. Mon Jan 11 13:54:18 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 1/4 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 315-A EXCAVATOR 4YM Configuration: 315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED BY 3046 ENGINE Disassembly and Assembly 3046 Engine For Caterpillar Built Machines Media Number -SENR6458-05 Publication Date -01/04/2004 Date Updated -22/04/2004 i01038260 Pistons and Connecting Rods - Disassemble SMCS - 1225-015 Disassembly Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 1P-1857 Retaining Ring Pliers 1 B 1U-6683 Ring Expander 1 C 1P-0510 Driver Group 1 Start By: A. Remove the pistons and connecting rods. Refer to Disassembly and Assembly, "Pistons and Connecting Rods - Remove". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 2/4 Illustration 1 g00535407 Piston and Connecting Rod Assembly Illustration 2 g00535802 1. Use Tool (A) to remove two retaining rings (1) . 2. Remove piston pin (2) and connecting rod (3) from piston (4) . Note: Check the condition of the following parts: retaining rings (1), piston pin (2) and piston (4). If these items are worn or damaged, use new parts for replacement. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

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315 315L TRACK-TYPE EXCAVATOR 4YM00001-UP (MACHINE) POWERED B... 3/4 Illustration 3 g00535803 Illustration 4 g00535398 Illustration 5 g00535400 3. Remove piston rings (5) from pistons (4) with tool (B) . Note: Check the condition of the piston rings. If the piston rings are worn or damaged, use new parts for replacement. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2021/1/11

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