Caterpillar Cat 312B EXCAVATOR (Prefix 3ES) Service Repair Manual Instant Download

Service Repair Manual Models 312BEXCAVATOR

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 1/3 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 312B EXCAVATOR 3ES Configuration: ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE) Disassembly and Assembly 3064 and 3066 Engines for Caterpillar Built Machines Media Number -SENR5553-10 Publication Date -01/05/2012 Date Updated -15/05/2012 i01615293 Engine Oil Bypass Valve - Remove and Install SMCS - 1306-010-BV Removal Procedure Start By: A. 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. Illustration 1 g00607679 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 2/3 Illustration 2 g00607688 1. Remove threaded plug (1) for the engine oil bypass valve from the cylinder block (2) . 2. Remove shim (3) from the cylinder block (2) . 3. Remove spring (4) from the cylinder block (2) . 4. Remove spring seat (5) from the cylinder block (2) . Note: Check the spring seat (5) and the valve seat for an abnormal contact pattern. Inspect the spring (4) for weakness or damage. If necessary, replace the engine oil bypass valve with a new part. Note: Check the cylinder block (2) for oil passages that are clogged. Installation 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... 2020/6/29

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ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 3/3 Illustration 3 g00607688 Illustration 4 g00607679 1. Install spring seat (5) (not shown) and spring (4) in the cylinder block (2) . 2. Install shim (3) and threaded plug (1) in the cylinder block (2) . 3. Tighten the threaded plug (1) to a torque of 69 5 N m (51 4 lb ft). Note: Test the opening pressure for the engine oil relief valve. The opening pressure for the relief valve is 981 98 kPa (142 14 psi). Make adjustments by shimming, if necessary. For information on testing the engine oil relief valve, refer to Testing and Adjusting, "Lubrication System". For more information, refer to Specifications, "Engine Oil Bypass Valve". End By: Install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install". Copyright 1993 - 2020 Caterpillar Inc. Mon Jun 29 20:05:45 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... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 1/5 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 312B EXCAVATOR 3ES Configuration: ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE) Disassembly and Assembly 3064 and 3066 Engines for Caterpillar Built Machines Media Number -SENR5553-10 Publication Date -01/05/2012 Date Updated -15/05/2012 i01146335 Engine Oil Pump - Remove SMCS - 1304-011 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 1P-2320 Combination Puller 1 B 1P-0510 Driver Group 1 Start By: A. Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove". 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 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 2/5 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. Illustration 1 g00607826 Note: Illustration 1 does not show that the front housing is removed from the cylinder block. 1. Remove bolt (1) from the cover (2) . 2. Remove cover (2) for the engine oil pump from the front housing. Check gasket (3) (not shown) for damage or wear. Replace the gasket, if the gasket is worn or damaged. Illustration 2 g00607770 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 3/5 3. Remove driven gear (4) for the oil pump. Pull the gear straight out of the front housing (5) (slip fit). Illustration 3 g00607857 4. Position the front housing on a work bench in order to remove the oil pump gear from the rear of the housing. 5. Use Tool (A) to remove oil pump gear (6) from the front housing. Illustration 4 g00607885 6. Position the front housing on a work bench in order to remove the drive gear from the front of the housing. 7. Remove drive gear (7) from the front housing. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 4/5 Illustration 5 g00607947 8. Use Tool (B) to remove front oil seal (8) (not shown) from the front housing. Illustration 6 g00607955 Note: Illustration 6 does not show that the front seal (8) is removed. 9. Remove set screw (9) from the front housing. Illustration 7 g00607962 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 5/5 Illustration 8 g00607966 Note: Illustration 7 does not show that the front seal (8) is removed. 10. Remove spindle (10) and idler gear (11) as an assembly. Push on the gear with a hardwood bar (12) through the mounting hole for the front seal. Rotate the gear while the gear is pushed. Note: Use care not to damage the pump idler gear and the crankshaft gear. Note: Replace the drive gear and the driven gear as an assembly. Note: Do not attempt to reuse the oil pump gear and drive gear assembly. Replace the oil pump gear and the drive gear assembly with new parts. Note: Check all of the gears for worn teeth or damaged teeth. Replace the gears, if necessary. Copyright 1993 - 2020 Caterpillar Inc. Mon Jun 29 20:06:44 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... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 1/5 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 312B EXCAVATOR 3ES Configuration: ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE) Disassembly and Assembly 3064 and 3066 Engines for Caterpillar Built Machines Media Number -SENR5553-10 Publication Date -01/05/2012 Date Updated -15/05/2012 i01146555 Engine Oil Pump - Install SMCS - 1304-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 1P-0510 Driver Group 1 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... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 2/5 Illustration 1 g00646132 1. Use Tool (A) to install the front oil seal (8) (not shown). Illustration 2 g00607962 2. Lower the temperature of the spindle (10). Install spindle (10) and idler gear (11) as an assembly in the front housing. Note: The temperature of the spindle is lowered in order to ease the installation of the spindle in the front housing. Illustration 3 g00607955 3. Install set screw (9) in the front housing. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 3/5 Illustration 4 g00607885 4. Lower the temperature of the drive gear assembly. Install drive gear (7) in the front housing. Note: The temperature of the drive gear assembly is lowered in order to ease the installation of the drive gear assembly in the front housing. Illustration 5 g00608012 Always wear protective gloves when handling parts that have been heated. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 4/5 5. Heat the oil pump gear up to 180 to 220 C (356 to 428 F). Support end (X) of the shaft (7) (drive gear). Install oil pump gear (6) onto the shaft. The end of the gear (Z) should be flush with the end of the shaft (Y) . Illustration 6 g00607770 6. Install driven gear (4) into the front housing (slip fit). Illustration 7 g00607826 7. Place gasket (3) and cover (2) in position on the front housing. Note: Ensure that the old gasket material is removed from the mating surfaces. 8. Install the washer and bolt (1) that secures the cover to the front housing. Tighten bolt (1) to a torque of 34 5 N m (25 4 lb ft). Refer to the Specifications Module, "Engine Oil Pump" for more information on the engine oil pump. End By: Install the front housing. Refer to Disassembly and Assembly, " Housing (Front) - Install". https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 1/2 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 312B EXCAVATOR 3ES Configuration: ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE) Disassembly and Assembly 3064 and 3066 Engines for Caterpillar Built Machines Media Number -SENR5553-10 Publication Date -01/05/2012 Date Updated -15/05/2012 i01149671 Water Pump - Remove SMCS - 1361-011 Removal Procedure Start By: A. Remove V-belts. Refer to Disassembly and Assembly, "V-Belts - Remove and Install". At operating temperature, the engine coolant is hot and under pressure. Steam can cause personal injury. Check the coolant level only after the engine has been stopped and the filler cap is cool enough to touch with the bare hand. Remove the filler cap slowly to relieve pressure. Cooling system conditioner contains alkali. Avoid contact with skin and eyes to prevent personal injury. 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... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 2/2 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. 1. Drain the coolant from the cooling system into a suitable container for storage or disposal. Illustration 1 g00609950 2. Remove four bolts (1) that secure the water pump to the engine. 3. Remove water pump pulley (2) and water pump (3) as an unit from the engine. 4. Remove O-ring (4) (not shown) from water pump (3). Discard the old O-ring. Copyright 1993 - 2020 Caterpillar Inc. Mon Jun 29 20:08:42 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... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 1/4 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 312B EXCAVATOR 3ES Configuration: ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE) Disassembly and Assembly 3064 and 3066 Engines for Caterpillar Built Machines Media Number -SENR5553-10 Publication Date -01/05/2012 Date Updated -15/05/2012 i01566087 Water Pump - Disassemble SMCS - 1361-015 Disassembly Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 1P-2321 Combination Puller 1 B 1P-1861 Retaining Ring Pliers 1 C 1P-0510 Driver Group 1 Start By: A. Remove the water pump. Refer to Disassembly and Assembly, "Water Pump - Remove". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Always wear protective gloves when handling parts that have been heated. Note: If the water pump is heated up to 80 C (176 F), the components can be easily removed. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 2/4 Illustration 1 g00610108 1. Remove four bolts (1) and the washers that secure the water pump pulley to the water pump. 2. Remove water pump pulley (2) from the water pump. Note: Check the groove for the V-belt of the water pump pulley for wear and damage. Replace the water pump pulley, if necessary. Note: Use Tool (C) during disassembly procedures of the water pump, which require the use of a press or a hammer. Illustration 2 g00610120 3. Use Tool (A) to remove flange (3) from the water pump. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 3/4 Illustration 3 g00610127 4. Use Tool (B) to remove retaining ring (4) from the water pump. Illustration 4 g00610140 5. Use a press and Tool (C) to remove shaft assembly (5) from water pump assembly (6) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 4/4 Illustration 5 g00813948 6. Remove impeller (8) from the shaft assembly (5) . Note: Check the impeller for wear, corrosion, and metal to metal contact. Replace the impeller, if necessary. 7. Remove the following items from shaft (9) : Bearing (10) Spacer (11) Bearing (12) Washer (13) 8. Once all of the components have been removed, then check shaft (9) for distortion. Replace the shaft, if necessary. 9. Check seal (14) for wear and damage. Use Tool (C) in order to remove the seal from the water pump housing, if necessary. Note: Replace the seal if any signs of leakage occurs during the operation of the water pump. 10. Replace O-ring (7) with a new O-ring. Copyright 1993 - 2020 Caterpillar Inc. Mon Jun 29 20:09:42 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... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 1/4 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 312B EXCAVATOR 3ES Configuration: ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE) Disassembly and Assembly 3064 and 3066 Engines for Caterpillar Built Machines Media Number -SENR5553-10 Publication Date -01/05/2012 Date Updated -15/05/2012 i01566223 Water Pump - Assemble SMCS - 1361-016 Assembly Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 1P-0510 Driver Group 1 B 1P-1861 Retaining Ring Pliers 1 Note: Refer to Specifications, "Water Pump" for specifications that are required during assembly. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 2/4 Illustration 1 g00813948 1. Install seal (14), if the seal was removed during the disassembly procedures. 2. The following components are installed on shaft (9) : Washer (13) Bearing (12) Spacer (11) Bearing (10) Note: Check two bearings (10) and (12) for correct rotation. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 3/4 Illustration 2 g00610140 3. Use a press and Tool (A) to install shaft assembly (5) into the water pump housing. 4. Use a press and Tool (A) to install impeller (8) onto shaft assembly (5) . Illustration 3 g00610127 5. Use Tool (B) to install retaining ring (4) into the water pump housing. 6. Use a press and Tool (A) to install flange (3) onto shaft assembly (5) . Illustration 4 g00610108 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 4/4 7. Install water pump pulley (2) onto the flange. 8. Install four bolts (1) in order to secure water pump pulley (2) to the flange. End By: Install the water pump. Refer to Disassembly and Assembly, "Water Pump - Install". Copyright 1993 - 2020 Caterpillar Inc. Mon Jun 29 20:10:41 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... 2020/6/29

ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 1/2 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 312B EXCAVATOR 3ES Configuration: ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE) Disassembly and Assembly 3064 and 3066 Engines for Caterpillar Built Machines Media Number -SENR5553-10 Publication Date -01/05/2012 Date Updated -15/05/2012 i01149732 Water Pump - Install SMCS - 1361-012 Installation Procedure NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Illustration 1 g00609950 1. Replace O-ring (4) (not shown) with a new part. Apply glycerine to the O-ring before the installation of the water pump (3) and water pump pulley (2) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/6/29

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ISJ HEX COMMONALITY CHART 3ES00001-UP (MACHINE)(SEBP5600 - 00) - ... 2/2 2. Install the water pump (3) and water pump pulley (2) as a unit onto the engine. Note: When the water pump is installed, ensure that the grease fitting is up. Also, ensure that the weep hole is down. 3. Install bolts (1) in order to secure water pump (3) to the cylinder block. 4. Fill the cooling system to the correct level. Refer to the appropriate Operation and Maintenance Manual for the correct fluid and the correct filling procedure. End By: Install V-belts. Refer to Disassembly and Assembly, "V-Belts - Remove and Install". Copyright 1993 - 2020 Caterpillar Inc. Mon Jun 29 20:11:40 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... 2020/6/29

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