1993/05/03 Caterpillar

Magnetic Relays Relocated To Eliminate Excessive Vibration {1400,1426}

Usage:

CS-323, CP-323 (6JD),
CS-431B (1XF),
CS-433B, CP-433B (1MG, 4FK) Vibratory Compactors

Description of Change: The magnetic relays were previously mounted on the engines. The current machines now have relays mounted on the frame. Refer to illustrations for mounting locations.

Adaptable To: The CS-323, CP-323 6JD1-372), CS-431B (1XF1-102), CS-433B, CP-433B (1MG1-590, 4FK1-118) Vibratory Compactors

Illustration 1. Location of the magnetic relay on CS-323, CP-323 Vibratory Compactor. Location of one 980317 Magnetic Relay (1), two 4M5281 Bolts (2), two 8T4205 Washers (3), two 3E9865 Nuts (4), one 1H3338 Lock Washer (5), one 7R8353 Ground Wire Assembly (6), one 1022183 Relay Support Bracket (7).

Illustration 2. Location of the magnetic relay on CS431B, CS-433B, CP-433B Vibratory Compactor. Location of one 4L3913 Magnetic Relay (1), four 8T8908 Bolts (2), four 3E9865 Nuts (3), four 5P4115 Washer (4), four 6L3483 Terminal Covers(5), one 7R8353 Ground Wire Assembly (6) two 1H3338 Lock Washers (7), one 1018241 Relay Support Bracket (8).

Caterpillar Information System:

1993/05/03 Loader Bucket Auxiliary Lines {5050}

1993/05/03 Notice Film For Brake Reservoir Cap Now Used {4291}

1993/04/19 Brake Actuator Lever Cover Plate May Be Modified For Easy Access To Brake Bellcrank Lube Joint{4269}

1993/04/19 New Duo-Cone Seal Installer Available{7561}

1993/04/12 New Seal Group Used In Water Pump Groups{1361}

1993/04/12 Fan Drive Pulley Group Components{1359}

1993/04/12 Addition Of Fiberglide Bearings In Front Axle Bearings Bolsters And Kingpins Help Reduce Noise And Premature Wear Of Non-lubricated Pins, Bolsters And Kingpins{4313}

1993/04/05 Ring Added To Elbow To Help Retain Adapter In Aftercooler Group{1063}

1993/04/05 Air Lines Group Changed To Provide Balanced Air Supply To Each Side Of The Engine; Air Filter Restriction Indicators Moved Inside Cab For Easier Monitoring{1058,1051,7452}

1993/04/05 Oversize Pistons Not Available{1214,1216}

1993/04/05 Cocoa Mat Option Improves Drum Water Coverage{6610,6611}

1993/04/05 Improved Drain For Water Spray System{5612}

1993/05/03 Yellow And Black Polyurethane Touch-Up Paint Available {7559,7581}

1993/05/10 New Control Valve Group Eliminates Hoist Valve Instability{5136,5100}

1993/05/10 Orifice Plate Used In Muffler Outlet{1061,1050}

1993/05/10 Longer Engine Mounting Bolt Resists Loosening{1152}

1993/05/10 New Washers Used In Differential Group{3250}

1993/05/10 Sleeves Available For Rebuilding Tractor Oscillating Hitch Pin Bores{7057,7066}

1993/05/10 Shims Used To Provide Clearance Between Pin Retainers And Truck Body{7258,7250}

1993/05/10 Decal Location{7581}

1993/05/10 New Mount Bracket Minimizes Contaminants Into Key Start Switch{1553}

1993/05/10 New Gas Springs For Engine Enclosure Doors{5486,7263}

1993/05/10 New Oil Filter Base Supports Help Prevent Incorrect Oil Filter Base Installation{1306}

1993/05/17 Air Horn Group Now Standard To Meet Overseas Specifications {7402}