1999/02/15 Caterpillar

Supplement To Correct Seal Ring Positioning {3159,7555}

Usage:

14H (7WJ),
16H (6ZJ),
14G (96U),
16G (93U) Motor Graders

Reference: SENR8598 Disassembly & Assembly Manual; 16H Motor Grader Power Train; "Transfer Gears - Disassembly Transfer Gears" (change Illustration to Illustration 1, change Step 7 to "lip down").

Reference: SENR8581 Disassembly & Assembly Manual; 14H Motor Grader Power Train; "Transfer Gears - Disassembly Transfer Gears" (change Illustration to Illustration 1, change Step 4 to "lip down").

Reference: SENR3663 Disassembly & Assembly Manual; 14G & 16G Motor Graders Power Train; "Transfer Gears - Disassembly Transfer Gears" (change Illustration to Illustration 1, change Step 4 to "lip down").

Reference: REG01624 Disassembly & Assembly Manual; 16G Motor Grader Power Train; "Transfer Gears - Disassembly Transfer Gears" (change Illustration to Illustration 2, change Step 4 to "lip down")..

Reference: SENR7068 Disassembly & Assembly Manual; 16H Motor Grader Power Train; "Transfer Gears" (change Illustration to Illustration 2, change Step 4 to "lip down")..

The subset of the seal ring in the illustrations in the publications referenced above shows the seal ring installed lip up. The seal ring should be installed with the lip down as shown in the illustration. The appropriate step needs to be changed to indicate the lip should be down instead of up.

Illustration 1

Illustration 2

Caterpillar Information System:

1999/02/15 Special Instruction, REHS0151-01, Available For Procedure For Reinforcing And Bolting On Guide Blocks {4198}

1999/02/15 Spacers Now Used On 1R-1210 Midwheels {4192,4150}

1999/02/08 New VIMS Application Guide Available {7601,0374}

1999/02/08 Correct Seal Usage Improves Service Life {7555}

1999/02/08 Supports On Accelerated Pre-Separation Group Are Now Serviced {6934}

1999/02/08 New Battery Increases Starting Power {1401}

1999/02/08 New Feeder Control Group Available for Certain Paver Models {5643}

1999/02/08 New Valves Improve Harvester Head Service Life {0587}

1999/02/08 Supplemental Steering Self Test Changed On New D-Series Trucks {4323,4343}

1999/02/08 New Engine Pressure Sensors Available {1916,1917,1922,1923,1924}

1999/02/08 Valve Bodies Now Stress Relieved To Improve Service Life {3167}

1999/02/08 C-Series Backhoe Loaders Are Being Updated {1000,5077,6501,6504}

1999/02/15 New Right Side Platform Design Will Reduce Cracking Between Platform And Cowling {7253}

1999/02/15 Thrust Buttons For Planetary End Housing Assembly Salvage Now Available {3150,3169}

1999/02/15 Improved Brake Hubs Now Available For Certain Off-Highway Trucks {4061,4251}

1999/02/15 Bolts, Washer, And Spacers Grouped Into Fastener Groups In Engine Cylinder Head Groups {1100}

1999/02/15 Correction To Operation & Maintenance Manual SEBU6955 {0374,0375,7560}

1999/02/15 New Thrust Washer Improves Service Life Of Differential Group {3258}

1999/02/15 New Brake Disc Wear Specifications {4250}

1999/02/15 Proper Throttle Line Servicing Procedure {1269}

1999/02/15 Filters On X-Series Machines {1054,1308,1261,5068}

1999/02/15 Purging Lines Have Been Added To Conveyor Lines Group {5264,5643,6631}

1999/02/15 Emulsion System Changes {5615}

1999/02/15 New Actuator Motors Available for Power Screed Options {6640}