1999/08/17 Caterpillar

Use FT2621 Deep Socket For Track Adjustment {4198,4198}

Usage:

AP1055B (8BM, AGB, ABB) Asphalt Pavers

Features/Benefits

* Deep socket provides extra length required to reach adjusting nut

* Fabricated from two 4C-9748 Sockets

* Not intended for use with impact wrenches

NOTE: Make sure inside hex of each socket is in alignment before welding.

Specifications/Technical Information

Stamp: "Not for Impact Use" on socket after welding two sockets together

Socket size 2-3/16 inch

Square drive - 1 inch

FT2621 Deep Socket

A. 6 ± 1 mm (.2 ± .04 in) chamfer x 45 degrees

B. 73 ± 1 mm (2.9 ± 0.4 in)

Reference

KENR2888 Service Manual, AP1050 and AP1055B Asphalt Paver Machine Systems Disassembly and Assembly

Caterpillar Information System:

1999/08/17 Correction To Parking Brake Assembly & Disassembly, SENR1217 {4267}

1999/08/17 Use 160-3935 Centering Guide For Aligning Rear Axle Housings {4131}

1999/08/09 Correction To Special Instruction, REHS0494 {7620}

1999/08/09 New Design Improves Durability Of Quick Disconnect Nipple {5050,0618}

1999/08/09 A Special Instruction For Installing Cab Visors Is Available {7301,7310,0374}

1999/08/09 New Motor Groups for 914G & IT14G SPDR Machines Provide Increased Serviceability {5058}

1999/08/09 New Hydraulic Oil Change Procedure Used {3080,0374,0375,5056}

1999/08/09 New Pressure Switches With Improved Reliability {1435}

1999/08/09 Extra Support For Center & Rear Brake Lines {4257}

1999/08/09 Reporting Incidents Through The Cat Neutral Net {0374}

1999/08/02 New Material Improved Durability for STAY CLEAN VALVE(r) in Caterpillar High Efficiency Fuel Filters {1262}

1999/08/02 New Flywheel Housing Gasket For 3408 And 3412 Machine Engines {1152}

1999/08/17 Use 159-3175 Hydraulic Jack For General Use {7051,7051,7051}

1999/08/17 Troubleshooting Hard Starting {1250}

1999/08/17 Use 131-8362 Reamer Head For Reaming Seat In Injector Sleeves {1125,0703}

1999/08/17 Dynamometer Test Preparation {1000}

1999/08/17 New 160-5753 Miller XMT 304/50 Hz Power Supply Now Available {0679}

1999/08/17 Use 163-3946 Blast Cabinet System Tto Clean And Strip Parts {0070}

1999/08/17 Extended Life Coolant - Still The Coolant Of Choice {1395}

1999/08/17 Caterpillar Service Technology Group (CSTG) Software Help Desk Changes {1920}

1999/08/30 Use 163-9151 Pilot and FT2631 Spacer To Install Recoil Springs {4158,4158}

1999/08/30 Integrated Power Beyond Configuration Now Available {5050}

1999/08/30 Heavy Duty Drawbar Available {7119}

1999/08/30 Power Train/Harness Guards Available {7153}