1994/10/03 Caterpillar

New Mounting Hardware for Leveling Blade Arms Improves Retention{6051,6061}

Usage:

CP-323 (6JD) Vibratory Compactors

Description of Change: New hardware is now used to improve the retention of the optional leveling blade arms to the machine frame. The new arrangement uses a new pivot pin with a bolt and lock nut for retention.

Adaptable To: The new mounting hardware is effective with CP-323 Vibratory Compactors (6JD396-Up), and can be used for service replacement on all previous CP-323 Vibratory Compactors (6JD1-395). Refer to the chart for a listing of the new parts.

In the new design, the 8T-9398 Bolt, 7X-0365 Bolts, 077-6533 Pins, 8T-4994 Washer, 077-5163 Spacer, and 5E-0030 Spacer are no longer used. The former 077-6533 Pin has been cancelled. The 9M-1328 Bushing is used in both the new and old mounting designs.

Refer to the illustration for hardware locations.

Location of new hardware for blade arm mounting.

Caterpillar Information System:

1994/10/03 Special Instruction SEHS9803 Is Available For Reinforcing The 7U-1598 (Center) And 7U-1599 (Rear) Frame assemblies To Prevent Cracking{7200}

1994/10/03 Drive Shaft Lubrication Requirements{3253}

1994/10/03 New Flexible Exhaust Assembly Has Longer Service Life{1061}

1994/10/03 New Flexible Lines Used In Aftercooler Water Lines Group{1380,1063}

1994/09/26 New Gasket Provides Improved Sealing Between Air Compressor And Drive{1803}

1994/09/26 New Gears Reduce Noise And Pipe Plugs Make Installation Easier In Auxiliary Drive Group{1150,1165}

1994/09/26 Exhaust Dust Ejector Operation{1055,1068}

1994/09/26 Arc Suppressors Improve Life of Air Conditioner Thermostatic Switch{7337}

1994/09/26 Engine Maintenance Check Deleted{1100}

1994/09/26 New Hitch Seal And Retaining Ring Used In Rear Frame Groups Reduces Hitch Face Wear{7051}

1994/09/26 Maintenance Guidelines For Exhaust Bypass Group{1057}

1994/09/26 Bolts Are Now Used In The Steering Linkage Group/Torque Specification Has Been Raised{4305}

1994/10/03 Fan V-Belt Part Number Has Changed For Certain Models With The 3204 Engine{1357}

1994/10/03 Oversize Fuel Pump Drive Idler Shaft Available To Salvage Cylinder Block{1206}

1994/10/03 New Engine Crankshaft Rubber Damper Assembly Uses Improved Rubber Material{1205}

1994/10/10 New Exhaust Flex Hose Used To Avoid Leaks From System Vibration{1058}

1994/10/10 New Oil Cooler And Hose Improves Routing{1374}

1994/10/10 New Transmission Oil Filter With Improved Seal Area{3164}

1994/10/10 Larger Stick Cylinder Piston Bolts Prevents Loosening{5458}

1994/10/10 Improved Wheel Bearing Cone Anti-Rotation System Prevents Wheel Bearing Cones From Rotating On The Axle Housing{4208,4234}

1994/10/10 New Driveline Yokes Have Improved Sealing And Seal Protection{3253,3250}

1994/10/10 New Differential And Bevel Gear Group And New Axle Housing Used In Axle Drive Group To Increase Service Life{3260,3280}

1994/10/10 New Fittings For Drum Drive Motor{5057}

1994/10/10 New 106-7408 Engine Oil Film (Decal) Available{7557}