1995/01/16 Caterpillar

Wheel Bearing Check And Adjustment Maintenance Interval{4208}

Usage:

D20D (9MG),
D250D (6NG),
D25D (1HK),
D30D (3AJ, 1PK),
D350D (9RF),
D300D (5MG),
D40D (2JJ),
D400D (8TF, 4EJ) Articulated Trucks

Reference: Service Magazine; November 26, 1990; Page 9; "New Procedure For Adjusting Wheel Bearings" for D25D, D30D, D350D, D40D, & D400D Articulated Trucks.

Operation & Maintenance Manual, D20D & D250D (9MG1-Up & 6NG1-Up) Articulated Trucks, SEBU6516-01, Page 90, in Service Manual SENR8225.

Operation & Maintenance Manual, D25D, D30D & D350D (1HK1-Up, 3AJ1-Up, 1PK1-Up & 9RF1-Up) Articulated Trucks, SEBU8647-01, Page 102, in Service Manual SENR8198.

Operation & Maintenance Manual, D300D (5MG1-Up) Articulated Trucks, SEBU6413, Page 97, in Service Manual SENR8215.

Operation & Maintenance Module; D40D & D400D (2JJ1-Up, 8TF1-Up & 4EJ1-Up) Articulated Trucks, SEBU8648-01, Page 106, in Service Manual SENR8200.

The recommended maintenance interval for checking and adjusting the wheel bearings on all "D" Series Articulated Trucks is, "Every 2000 Service Hours Or 1 Year Whichever Comes First". Use this maintenance interval for maximum life and performance of the wheel bearing group.

Caterpillar Information System:

1995/01/16 Boom Lock Cable Tube Is Now Serviceable{5477,5063}

1995/01/16 R-134a Refrigerant Used For Air Conditioner Charge{1802,1805}

1995/01/16 Fuel Injection Pump Change{1251}

1995/01/16 Special Instruction SEHS9429-01 Available for Spherical Bearings for Bulldozers and Rippers{7551,6050,6313}

1994/12/26 New Oil Tube Clamp Assembly Is More Durable and More Resistant to Leakage {1307}

1994/12/26 Information Release Memo PELE0401 Has Information About Remanufactured Hydraulic Piston Pump And Piston Motor Groups {0374,4134,4136,4351,5058,5070,5080,5314,5315,5473}

1994/12/26 New Bearing Housing Used In Turbocharger Group {1056,1052}

1994/12/26 New Engine Oil Pressure Gauge And Sender {7455}

1994/12/19 New Electronic Control Group (Throttle Position Sensor) Has Improved Contact Design {1913}

1994/12/19 New Water And Oil Temperature Regulators Available {1330,1355}

1994/12/19 New Connecting Rod Assembly Has Increased Fatigue Strength {1218}

1994/12/19 Special Instruction SEHS9734-01 Is Available For Retrofitting R-12 Air Conditioning Systems To R-134a Refrigerant {7320,1809}

1995/01/16 Maintenance Intervals Are More Uniform{0375,1300,1350,3250,5600,6600}

1995/01/16 New Exhaust Manifold Gasket Available{1059}

1995/01/16 Catalytic Converter And Exhaust Conditioning Products Available{1091}

1995/01/16 New Tube Assemblies Used In Fuel Lines Groups{1274}

1995/01/16 New Oil Pans Have Oil Level Sensor Mounting Hole{1302}

1995/01/16 Fabricated Spacer Will Help Prevent Fan Belt Loss{1357,1359,1405}

1995/01/23 Parts Are Now Serviceable For Roading Lights {1429}

1995/01/23 New Final Drive Bearings Give Longer Service Life And Are Easier To Install {4055,4092}

1995/01/23 Spade Type Fuses {1408,7451}

1995/01/30 Control Valve Changes Improve Challenger Shift Quality{3152,3157,3167,3178}

1995/01/30 New Bearing Kit Standards Published in Microfiche{3006,3258,4001}

1995/01/30 New Hydraulic Oil Filter Used{5068}