Accessory Drive - Remove and Install - Accessory Drive SAE "B"
Show/hide table
Required Tools | |||
Tool | Part Number | Part Description | Qty |
A | 8H-0663 | Bearing Puller | 1 |
5F-7345 | Puller | 1 | |
126-7183 | Crossblock | 1 | |
126-7177 | Puller Leg | 2 |
Show/hide table
NOTICE |
---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
Show/hide table
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. Dispose of all fluids according to local regulations and mandates. |
- Remove the auxiliary equipment from the accessory drive housing. Refer to the Original Equipment Manufactures (OEM) for the correct procedure.
Show/hide table
Illustration 1 g02186453 Show/hide tableIllustration 2 g02374996 - If the OEM driven equipment has not been installed to the auxiliary drive, remove bolts (1). Remove cover plate (2) and remove gasket (3) (not shown).
- Remove allen head screws (4) from accessory drive housing (5). Remove allen head screw (6) from accessory drive housing (5).
- Remove accessory drive housing (5) from the front housing.
- Remove gasket (7) from accessory drive housing (5).
Show/hide table
Illustration 3 g02374997 - If necessary, follow Step 6.a through Step 6.d in order to disassemble the accessory drive.
- Remove circlip (11) from gear (9).
- Remove circlip (12) from accessory drive housing (5).
- Place accessory drive housing (5) onto a suitable support. Press the assembly of gear (9) and bearing (10) out of accessory drive housing (5). Use Tooling (A) in order to remove bearing (10) from gear (9).
Note: Note the position of the bearing in the accessory drive housing before removal.
- Press bearing (8) out of accessory drive housing (5).
Show/hide table
Required Tools | |||
Tool | Part Number | Part Description | Qty |
B | 7M-7456 | Bearing Mount Compound | - |
Show/hide table
NOTICE |
---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- If necessary, follow Step 1.a through Step 1.f in order to assemble the accessory drive.
- Inspect the condition of the teeth and the splines of gear (9) for wear and damage. Inspect bearing (8), bearing (10), circlip (11) and circlip (12). Inspect the front housing for wear and damage. Replace any components that are worn or damaged.
- Apply a small continuous bead of Tooling (B) to outer Surface (X) of bearing (8). Place the accessory drive housing on a suitable support. Press on the outer race of bearing (8) until the bearing is in the correct position within accessory drive housing (5). Remove any excess bearing mount compound.
- Apply a small continuous bead of Tooling (B) to inner Surface (Y) of bearing (10). Place the inner race of bearing (10) onto a suitable support. Press the shaft of gear (9) into bearing (10) until the shoulder of the gear is against the bearing. Remove any excess bearing mount compound.
- Install circlip (11) into the groove in gear (9).
- Apply a small continuous bead of Tooling (B) to the outer Surface (Z) of bearing (10). Place accessory drive housing (5) on a suitable support. Ensure that the shaft of gear (9) is correctly aligned with bearing (8). Press the assembly of the gear into the accessory drive housing. Remove any excess bearing mount compound.
- Install circlip (12) into the groove in accessory drive housing (5). Ensure that circlip (12) is correctly positioned in the groove.
- Inspect the bore in the front housing for damage. If necessary, replace the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove" and Disassembly and Assembly, "Housing (Front) - Install" for the correct procedure.
- Lightly lubricate bearing (8), bearing (10), and gear (9) with clean engine oil.
Show/hide table
Illustration 7 g02374996 - Install new gasket (7) to accessory drive assembly (5). Install the assembly of the accessory drive to the front housing.
- Install new M8 allen head screws (4) to accessory drive housing (5).
- Install a new M12 allen head screw (6) to accessory drive housing (5).
- Tighten new M8 allen head screws (4) to a torque of
22 N·m (195 lb in) . - Tighten M12 allen head screw (6) to a torque of
78 N·m (58 lb ft) . - Repeat Step 7 to ensure correct torque of M8 allen head screws (4).
- Ensure that there is tactile backlash between the idler gear and the accessory drive gear.
- Install the auxiliary equipment to the accessory drive housing. Refer to the OEM for the correct procedure.
Show/hide table
Illustration 8 g02186453 - If the OEM driven equipment is not being installed to the auxiliary drive. Install a new gasket (3) (not shown) and cover plate (2). Install bolts (1) and tighten the bolts to a torque of
44 N·m (33 lb ft) .
Show/hide table
Illustration 4 | g02374997 |
Show/hide table
Illustration 5 | g02052174 |
Show/hide table
Illustration 6 | g02052273 |
Caterpillar Information System:
C4.4 Industrial Engine Crankshaft
349F and 352F Excavators Machine System Pilot Valve (Swing Parking Brake)
3500 Petroleum Engines and Petroleum Generator Sets Safety Messages
C15 Generator Sets Generator Start-up Checklist
C4.4 Industrial Engine Crankshaft Pulley
Cleaning Procedure After a Pump, Motor, or Cylinder Failure for Backhoe Loaders{5050, 7000} Cleaning Procedure After a Pump, Motor, or Cylinder Failure for Backhoe Loaders{5050, 7000}
C7.1 Industrial Engine Fuel Priming Pump - Remove and Install - Electric Fuel Lift Pump (EFLP)
C7.1 Industrial Engine Water Temperature Regulator - Remove and Install
C7.1 Industrial Engine Water Pump - Remove
C7.1 Industrial Engine Water Pump - Install
C7.1 Industrial Engine Wastegate Solenoid - Remove and Install
C7.1 Industrial Engine Vibration Damper and Pulley - Remove
C7.1 Industrial Engine Accessory Drive - Remove and Install - Accessory Drive SAE "A"
C7.1 Industrial Engine Air Compressor - Remove and Install - Single Cylinder
C7.1 Industrial Engine Air Compressor - Remove and Install - Twin Cylinder Compressor
C7.1 Industrial Engine Pressure Sensor (DPF) - Remove and Install - Clean Emissions Module
Clutch Ring Gears For All Power Shift Transmissions {3030, 3155} Clutch Ring Gears For All Power Shift Transmissions {3030, 3155}
C4.4 Industrial Engine Flexible Exhaust Pipe
C9.3 Tier 4 Final Engines Exhaust Manifold
2010/05/19 New High Temperature Hardware Is Available for Exhaust Elbow Support Brackets on 3508B and 3512B Locomotive Engines {1059, 1061}
349F and 352F Excavators Bucket - Remove and Install
C7.1 Industrial Engine and Generator Set Engine Vibration Is Excessive
Individual Clutch Modulation (ICM) Control Valves{3065, 3139} Individual Clutch Modulation (ICM) Control Valves{3065, 3139}
C27 and C32 Tier 4 Engines Coolant Level - Test