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Caterpillar cat 434 f backhoe loader (prefix fly) service repair manual (fly00001 and up)

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This document provides instructions for installing a flywheel and flywheel housing on a Caterpillar C4.4 engine. It describes: 1) Cleaning and preparing the crankshaft, installing a new ring gear on the flywheel if needed, and lifting the flywheel into place using guide bolts before tightening the mounting bolts. 2) Checking the crankshaft rear seal for leaks, replacing if needed, and installing a new seal by aligning it with plastic sleeves and tightening mounting screws in the specified sequence. 3) Removing the flywheel housing by uninstalling mounting bolts and dowels, and lifting it away from the engine block using a hoist.

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Service Repair Manual Models 434F BACKHOE LOADER
Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i07030539 Flywheel - Install SMCS - 1156-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A - Guide Bolt (1/2 inch - 20 UNF by 4 inch) 2 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Illustration 1 g01343963 Typical example Always wear protective gloves when handling parts that have been heated. 1. If the flywheel ring gear was removed, follow Steps 1.a through 1.c to install a new ring gear to the flywheel. a. Identify the orientation of teeth (4) on the new ring gear (4). Note: The chamfered side of the ring gear teeth must face toward the starting motor when the flywheel is installed. The correct orientation of the chamfered will ensure the correct engagement of the starting motor. b. Heat flywheel ring gear (3) in an oven to a maximum temperature of 250 °C (482 °F) prior to installation. Note: Do not use a torch to heat the ring gear. c. Ensure that the orientation of ring gear (3) is correct and quickly install the ring gear onto flywheel (1). 2. Inspect the crankshaft rear seal for leaks. If there are any oil leaks, replace the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove" for the correct procedure. 2/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Illustration 2 g01245126 Typical example 3. Install a suitable lifting device to flywheel (1). The flywheel weighs approximately 71 kg (155 lb). 4. Install Tooling (A) to positions (X) on the crankshaft. 5. Use the lifting device to position flywheel (1) onto Tooling (A). 6. Install bolts (2) to flywheel (1) finger tight. 7. Remove Tooling (A) and install remaining bolts (2) to flywheel (1). 8. Remove the lifting device from flywheel (1). 9. Use a suitable tool to prevent the flywheel from rotating. Tighten bolts (2) to a torque of 140 N·m (103 lb ft). 10. Check the run out of the flywheel. Refer to System Operation, Test, and Adjusting, "Flywheel - Inspect" for further information. End By: a. Install the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting Motor - Remove and Install". 3/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763427 Crankshaft Rear Seal - Remove SMCS - 1161-011 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 227-4390 E12 Torx Socket 1 Start By: a. Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - 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 before opening any compartment or disassembling any component containing fluids. 1/2434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Dispose of all fluids according to local regulations and mandates. Note: The crankshaft rear seal and the housing are manufactured as a one-piece assembly. The assembly is not serviceable. If the crankshaft rear seal is removed, the assembly must be replaced. Illustration 1 g01269512 Typical example 1. Use Tooling (A) in order to remove torx screws (1) from crankshaft rear seal (2). 2. Remove crankshaft rear seal (2) from the cylinder block. Discard the crankshaft rear seal. Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:01:38 UTC+0800 2019 2/2434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763428 Crankshaft Rear Seal - Install SMCS - 1161-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 227-4390 E12 Torx Socket 1 B FT-2806 Alignment Tool 1 Note: The crankshaft rear seal and the housing are manufactured as a one-piece assembly. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Illustration 1 g01258105 Illustration 2 g01255709 Typical example 1. Ensure that crankshaft flange (1) is clean, dry and free from damage. 2. Ensure that the face of the cylinder block and the bridge piece are clean and dry. 3. A new crankshaft rear seal is supplied with a plastic sleeve (3). Ensure that the plastic sleeve is squarely installed within crankshaft rear seal (2). Note: The plastic sleeve is included in order to protect the lip of the seal as the seal is pushed over the crankshaft flange. Note: Do not lubricate the crankshaft rear seal or the crankshaft flange. The crankshaft rear seal must be installed dry. 2/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
4. Align plastic sleeve (3) with crankshaft flange (1). Ensure that the plastic sleeve is engaged onto the crankshaft flange. Push new crankshaft rear seal (2) squarely onto the crankshaft flange. During this process, the plastic sleeve will be forced out of the crankshaft rear seal. Discard the plastic sleeve. 5. Align the two molded locators on crankshaft rear seal (2) with the holes in the cylinder block. Ensure that the crankshaft rear seal is seated against the cylinder block. Illustration 3 g01258357 Tightening sequence for the crankshaft rear seal 6. Install torx screws (4) finger tight. Note: Do not install torx screws to positions (X) at this stage. 7. Install Tooling (B) to crankshaft rear seal (2) and to crankshaft flange (1). 8. Use Tooling (A) in order to tighten torx screws (4) to a torque of 22 N·m (16 lb ft). Tighten torx screws (4) in the sequence that is shown in Illustration 3. 9. Remove Tooling (B). 10. Install remaining torx screws (4) to positions (X). Use Tooling (A) in order to tighten the torx screws to a torque of 22 N·m (16 lb ft). Refer to Illustration 3. 3/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
End By: a. Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install". Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:02:34 UTC+0800 2019 4/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763429 Flywheel Housing - Remove and Install SMCS - 1157-010 Removal Procedure Start By: a. Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - Remove". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1. Install a suitable lifting device to the flywheel housing in order to support the flywheel housing. The flywheel housing weighs approximately 30 kg (66 lb). 1/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Illustration 1 g01244050 Typical example 2. Remove bolts (2) and bolts (3) from flywheel housing (1). 3. Use the lifting device in order to remove flywheel housing (1) from the cylinder block. Illustration 2 g01244051 2/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Typical example 4. If the engine has an aluminum oil pan, remove dust seal (5). 5. If necessary, remove dowels (4) from the cylinder block. Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A - Guide Stud (M10 by 100 mm) 2 B 8T-5096 Dial Indicator Gp 1 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1. Ensure that the flywheel housing is clean and free from damage. If necessary, replace the flywheel housing. Illustration 3 g01244056 Typical example 3/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
2. Inspect crankshaft rear seal (6) for leaks. If there are any oil leaks, replace the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove" and refer to Disassembly and Assembly, "Crankshaft Rear Seal - Install". 3. Clean the rear face of the cylinder block. If necessary, install dowels (4) to the cylinder block. 4. Install Tooling (A) to the cylinder block. 5. Install dust seal (5). Illustration 4 g01244050 Typical example 6. Install a suitable lifting device to the flywheel housing. The flywheel housing weighs approximately 30 kg (66 lb). 7. Use the lifting device to align flywheel housing (1) with Tooling (A). Install the flywheel housing to the cylinder block. 8. Install bolts (2) and bolts (3) finger tight. 9. Remove Tooling (A). Install remaining bolts (3). 10. Tighten bolts (3) to a torque of 63 N·m (46 lb ft). 11. Tighten bolts (2) to a torque of 75 N·m (55 lb ft). 4/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
12. Use Tooling (B) to check the alignment of the flywheel housing with the crankshaft. Refer to Systems Operation, Testing and Adjusting, "Flywheel Housing - Inspect". End By: a. Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install". Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:03:30 UTC+0800 2019 5/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763430 Crankshaft Pulley - Remove and Install - Engines Without an Automatic Belt Tensioner SMCS - 1205-010 Removal Procedure Start By: a. Remove the V-Belts. Refer to Disassembly and Assembly, "V-Belts - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/3434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Illustration 1 g01255707 1. Use a suitable tool in order to prevent the crankshaft from rotating. Remove bolts (1). 2. Remove thrust block (2). 3. Carefully remove crankshaft pulley (3) from the crankshaft. Installation Procedure Illustration 2 g01255707 1. Ensure that the crankshaft pulley and the thrust block are clean and free from damage. Replace any components that are damaged. It is possible to reclaim a crankshaft pulley with 2/3434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
a worn seal surface by installing a wear sleeve. Refer to Disassembly and Assembly, "Crankshaft Wear Sleeve (Front) - Remove and Install". 2. Ensure that the front of the crankshaft is clean and free from damage. Install crankshaft pulley (3) to the crankshaft. Illustration 3 g01390496 3. Align the holes in thrust block (2) with the holes in the crankshaft. Note: Ensure chamfered holes (X) in thrust block (2). Face toward the front of the engine. 4. Install thrust block (2) to the assembly of the crankshaft pulley. 5. Install bolts (1) to thrust block (2). 6. Use a suitable tool in order to prevent the crankshaft from rotating. Tighten the bolts evenly to a torque of 115 N·m (85 lb ft). 7. Repeat Step 6 one more times in order to ensure correct torque. End By: a. Install the V-Belts. Refer to Disassembly and Assembly, "V-Belts - Remove and Install". Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:04:25 UTC+0800 2019 3/3434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
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Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763431 Crankshaft Pulley - Remove and Install - Engines With an Automatic Belt Tensioner SMCS - 1205-010 Removal Procedure Start By: a. Remove the Alternator belt. Refer to Disassembly and Assembly, "Alternator Belt - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
Illustration 1 g01249049 1. Use a suitable tool in order to prevent the crankshaft from rotating. Remove bolts (1). 2. Remove thrust block (2). 3. Carefully remove the assembly of the crankshaft pulley from the crankshaft. 4. Follow Steps 4.a through 4.b in order to disassemble the crankshaft pulley. a. Remove bolts (5). b. Remove crankshaft pulley (4) from crankshaft adapter (3). Installation Procedure NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 2/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
1. Ensure that the crankshaft adapter, the pulley and the thrust block are clean and free from damage. Replace any components that are damaged. It is possible to reclaim a crankshaft adapter with a worn seal surface by installing a wear sleeve. Refer to Disassembly and Assembly, "Crankshaft Wear Sleeve (Front) - Remove and Install". Illustration 2 g01367385 2. If necessary, follow Steps 2.a through 2.b in order to assemble the crankshaft pulley. a. Install crankshaft pulley (4) to crankshaft adapter (3). b. Install bolts (5) to the assembly of the crankshaft pulley, and the crankshaft adapter. The bolts should be evenly spaced. c. Tighten the bolts to a torque of 78 N·m (58 lb ft). 3. Ensure that the front of the crankshaft is clean and free from damage. Install the assembly of the crankshaft pulley to the crankshaft. 3/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...

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Caterpillar cat 434 f backhoe loader (prefix fly) service repair manual (fly00001 and up)

  • 2. Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i07030539 Flywheel - Install SMCS - 1156-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A - Guide Bolt (1/2 inch - 20 UNF by 4 inch) 2 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 3. Illustration 1 g01343963 Typical example Always wear protective gloves when handling parts that have been heated. 1. If the flywheel ring gear was removed, follow Steps 1.a through 1.c to install a new ring gear to the flywheel. a. Identify the orientation of teeth (4) on the new ring gear (4). Note: The chamfered side of the ring gear teeth must face toward the starting motor when the flywheel is installed. The correct orientation of the chamfered will ensure the correct engagement of the starting motor. b. Heat flywheel ring gear (3) in an oven to a maximum temperature of 250 °C (482 °F) prior to installation. Note: Do not use a torch to heat the ring gear. c. Ensure that the orientation of ring gear (3) is correct and quickly install the ring gear onto flywheel (1). 2. Inspect the crankshaft rear seal for leaks. If there are any oil leaks, replace the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove" for the correct procedure. 2/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 4. Illustration 2 g01245126 Typical example 3. Install a suitable lifting device to flywheel (1). The flywheel weighs approximately 71 kg (155 lb). 4. Install Tooling (A) to positions (X) on the crankshaft. 5. Use the lifting device to position flywheel (1) onto Tooling (A). 6. Install bolts (2) to flywheel (1) finger tight. 7. Remove Tooling (A) and install remaining bolts (2) to flywheel (1). 8. Remove the lifting device from flywheel (1). 9. Use a suitable tool to prevent the flywheel from rotating. Tighten bolts (2) to a torque of 140 N·m (103 lb ft). 10. Check the run out of the flywheel. Refer to System Operation, Test, and Adjusting, "Flywheel - Inspect" for further information. End By: a. Install the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting Motor - Remove and Install". 3/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 5. Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763427 Crankshaft Rear Seal - Remove SMCS - 1161-011 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 227-4390 E12 Torx Socket 1 Start By: a. Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - 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 before opening any compartment or disassembling any component containing fluids. 1/2434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 6. Dispose of all fluids according to local regulations and mandates. Note: The crankshaft rear seal and the housing are manufactured as a one-piece assembly. The assembly is not serviceable. If the crankshaft rear seal is removed, the assembly must be replaced. Illustration 1 g01269512 Typical example 1. Use Tooling (A) in order to remove torx screws (1) from crankshaft rear seal (2). 2. Remove crankshaft rear seal (2) from the cylinder block. Discard the crankshaft rear seal. Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:01:38 UTC+0800 2019 2/2434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 7. Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763428 Crankshaft Rear Seal - Install SMCS - 1161-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 227-4390 E12 Torx Socket 1 B FT-2806 Alignment Tool 1 Note: The crankshaft rear seal and the housing are manufactured as a one-piece assembly. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 8. Illustration 1 g01258105 Illustration 2 g01255709 Typical example 1. Ensure that crankshaft flange (1) is clean, dry and free from damage. 2. Ensure that the face of the cylinder block and the bridge piece are clean and dry. 3. A new crankshaft rear seal is supplied with a plastic sleeve (3). Ensure that the plastic sleeve is squarely installed within crankshaft rear seal (2). Note: The plastic sleeve is included in order to protect the lip of the seal as the seal is pushed over the crankshaft flange. Note: Do not lubricate the crankshaft rear seal or the crankshaft flange. The crankshaft rear seal must be installed dry. 2/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 9. 4. Align plastic sleeve (3) with crankshaft flange (1). Ensure that the plastic sleeve is engaged onto the crankshaft flange. Push new crankshaft rear seal (2) squarely onto the crankshaft flange. During this process, the plastic sleeve will be forced out of the crankshaft rear seal. Discard the plastic sleeve. 5. Align the two molded locators on crankshaft rear seal (2) with the holes in the cylinder block. Ensure that the crankshaft rear seal is seated against the cylinder block. Illustration 3 g01258357 Tightening sequence for the crankshaft rear seal 6. Install torx screws (4) finger tight. Note: Do not install torx screws to positions (X) at this stage. 7. Install Tooling (B) to crankshaft rear seal (2) and to crankshaft flange (1). 8. Use Tooling (A) in order to tighten torx screws (4) to a torque of 22 N·m (16 lb ft). Tighten torx screws (4) in the sequence that is shown in Illustration 3. 9. Remove Tooling (B). 10. Install remaining torx screws (4) to positions (X). Use Tooling (A) in order to tighten the torx screws to a torque of 22 N·m (16 lb ft). Refer to Illustration 3. 3/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 10. End By: a. Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install". Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:02:34 UTC+0800 2019 4/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 11. Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763429 Flywheel Housing - Remove and Install SMCS - 1157-010 Removal Procedure Start By: a. Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - Remove". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1. Install a suitable lifting device to the flywheel housing in order to support the flywheel housing. The flywheel housing weighs approximately 30 kg (66 lb). 1/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 12. Illustration 1 g01244050 Typical example 2. Remove bolts (2) and bolts (3) from flywheel housing (1). 3. Use the lifting device in order to remove flywheel housing (1) from the cylinder block. Illustration 2 g01244051 2/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 13. Typical example 4. If the engine has an aluminum oil pan, remove dust seal (5). 5. If necessary, remove dowels (4) from the cylinder block. Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A - Guide Stud (M10 by 100 mm) 2 B 8T-5096 Dial Indicator Gp 1 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1. Ensure that the flywheel housing is clean and free from damage. If necessary, replace the flywheel housing. Illustration 3 g01244056 Typical example 3/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 14. 2. Inspect crankshaft rear seal (6) for leaks. If there are any oil leaks, replace the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove" and refer to Disassembly and Assembly, "Crankshaft Rear Seal - Install". 3. Clean the rear face of the cylinder block. If necessary, install dowels (4) to the cylinder block. 4. Install Tooling (A) to the cylinder block. 5. Install dust seal (5). Illustration 4 g01244050 Typical example 6. Install a suitable lifting device to the flywheel housing. The flywheel housing weighs approximately 30 kg (66 lb). 7. Use the lifting device to align flywheel housing (1) with Tooling (A). Install the flywheel housing to the cylinder block. 8. Install bolts (2) and bolts (3) finger tight. 9. Remove Tooling (A). Install remaining bolts (3). 10. Tighten bolts (3) to a torque of 63 N·m (46 lb ft). 11. Tighten bolts (2) to a torque of 75 N·m (55 lb ft). 4/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 15. 12. Use Tooling (B) to check the alignment of the flywheel housing with the crankshaft. Refer to Systems Operation, Testing and Adjusting, "Flywheel Housing - Inspect". End By: a. Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install". Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:03:30 UTC+0800 2019 5/5434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 16. Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763430 Crankshaft Pulley - Remove and Install - Engines Without an Automatic Belt Tensioner SMCS - 1205-010 Removal Procedure Start By: a. Remove the V-Belts. Refer to Disassembly and Assembly, "V-Belts - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/3434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 17. Illustration 1 g01255707 1. Use a suitable tool in order to prevent the crankshaft from rotating. Remove bolts (1). 2. Remove thrust block (2). 3. Carefully remove crankshaft pulley (3) from the crankshaft. Installation Procedure Illustration 2 g01255707 1. Ensure that the crankshaft pulley and the thrust block are clean and free from damage. Replace any components that are damaged. It is possible to reclaim a crankshaft pulley with 2/3434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 18. a worn seal surface by installing a wear sleeve. Refer to Disassembly and Assembly, "Crankshaft Wear Sleeve (Front) - Remove and Install". 2. Ensure that the front of the crankshaft is clean and free from damage. Install crankshaft pulley (3) to the crankshaft. Illustration 3 g01390496 3. Align the holes in thrust block (2) with the holes in the crankshaft. Note: Ensure chamfered holes (X) in thrust block (2). Face toward the front of the engine. 4. Install thrust block (2) to the assembly of the crankshaft pulley. 5. Install bolts (1) to thrust block (2). 6. Use a suitable tool in order to prevent the crankshaft from rotating. Tighten the bolts evenly to a torque of 115 N·m (85 lb ft). 7. Repeat Step 6 one more times in order to ensure correct torque. End By: a. Install the V-Belts. Refer to Disassembly and Assembly, "V-Belts - Remove and Install". Copyright 1993 - 2019 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Sun Oct 20 09:04:25 UTC+0800 2019 3/3434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 19. Thank you very much for your reading. Please Click Here. Then Get COMPLETE MANUAL. NO WAITING NOTE: If there is no response to click on the link above, please download the PDF document first and then click on it.
  • 20. Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 434F BACKHOE LOADER FLY Configuration: 434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines Media Number -KENR9210-10 Publication Date -01/12/2014 Date Updated -08/08/2018 i02763431 Crankshaft Pulley - Remove and Install - Engines With an Automatic Belt Tensioner SMCS - 1205-010 Removal Procedure Start By: a. Remove the Alternator belt. Refer to Disassembly and Assembly, "Alternator Belt - Remove and Install". NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 21. Illustration 1 g01249049 1. Use a suitable tool in order to prevent the crankshaft from rotating. Remove bolts (1). 2. Remove thrust block (2). 3. Carefully remove the assembly of the crankshaft pulley from the crankshaft. 4. Follow Steps 4.a through 4.b in order to disassemble the crankshaft pulley. a. Remove bolts (5). b. Remove crankshaft pulley (4) from crankshaft adapter (3). Installation Procedure NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 2/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...
  • 22. 1. Ensure that the crankshaft adapter, the pulley and the thrust block are clean and free from damage. Replace any components that are damaged. It is possible to reclaim a crankshaft adapter with a worn seal surface by installing a wear sleeve. Refer to Disassembly and Assembly, "Crankshaft Wear Sleeve (Front) - Remove and Install". Illustration 2 g01367385 2. If necessary, follow Steps 2.a through 2.b in order to assemble the crankshaft pulley. a. Install crankshaft pulley (4) to crankshaft adapter (3). b. Install bolts (5) to the assembly of the crankshaft pulley, and the crankshaft adapter. The bolts should be evenly spaced. c. Tighten the bolts to a torque of 78 N·m (58 lb ft). 3. Ensure that the front of the crankshaft is clean and free from damage. Install the assembly of the crankshaft pulley to the crankshaft. 3/4434F Backhoe Loader FLY00001-UP (MACHINE) POWERED BY C4.4 Engine(SEB... 2019/10/20https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis...