Seals Used In Charge Pumps Are Now Serviced {3203}
Usage:
902 (7ES),
906 (6ZS) Compact Wheel Loaders
The O-Ring seals in the 154-9442 Charge Pump for the 902 and in the 152-1809 Charge Pump for the 906 are now serviced. If a cut seal requires repair, the entire pump will not have to be purchased. See Illustration 1 and Table 1 for the service parts.
Illustration 1.
Cross-sectional view of the Charge Pump.
Caterpillar Information System:
1999/11/01 New Plates On Accumulator Support Provide Longer Service Life {5077,7107}
1999/11/01 Special Instruction, REHS0434-02, Is Available {0374,6800}
1999/11/01 Special Instruction For Installing New Air Suspension Seat And Wiring Is Available {0374,1408,7324}
1999/10/25 New Flywheel Housing Gasket For 3408 And 3412 Machine Engines {1152}
1999/10/25 New Hydraulic Accumulator Assembly Procedure Increases Service Life {5077}
1999/10/25 Improved Pump Mounting Increases Hub Retention {3203}
1999/10/25 New Lift Cylinder Eliminates Piston Bolt Loosening {5102,5951}
1999/10/18 Correction To The Converter Outlet Pressure {3030,3101}
1999/10/18 Correction To Braking System Specifications Module, RENR2510 {4269}
1999/10/18 Corrections To 994 Wheel Loader Parts Manual SEBP1920-07 {0374,5056}
1999/10/18 Test Harness For Power Train Electronic Control Module (ECM) {1408}
1999/10/18 New Turbocharger Group Includes A Stronger Compressor Wheel {1052}
1999/11/01 Correction To Disassembly And Assembly, Machine Systems, 992G Wheel Loader, SENR5893-01 {0374,6107}
1999/11/01 Customer Site License And Annual Subscriptions For VIMSpc99 Software Available {7601}
1999/11/01 Schematic Available For 994D Wheel Loaders {7601,7566}
1999/11/01 New ROPS Canopy Has Higher Gross Machine Weight Certification {7323}
1999/11/01 Improved Hydraulic Line For Pilot Control Increases Service Life {5057}
1999/11/01 Improved Corrosion Protection For Reman Major Components {3100,3150,4059}
1999/11/01 138-8440 Component Cleaner May Damage Electrical Connectors {0644}
1999/11/08 Drive Shaft Now Used {3253}
1999/11/08 New Cover Prevents Wear In Bevel Gear Group {3258}
1999/11/08 Improved Ripper Lines Available {5352,5356}
1999/11/08 Correction To SEBU7140, 545 Wheel Skidder, Operation And Maintenance Manual {0374,0375,3278,4011}
1999/11/08 Download Flash Files By Using The Caterpillar Service Information System (SIS) Or SIS Web {1901,1920}