GEAR-RING 9W8270 - Caterpillar

Transmission: TH55FT-E70 (S/N: PCJ1-UP) TH55FT-E90 (S/N: THE1-UP)Petroleum Power Train Package: TH55-E70-3512CP (S/N: PNY1-UP; PNZ1-UP)Introduction
This document is a basic reference and a guide for the application and installation of Caterpillar Transmissions for petroleum industry use. The primary purpose of this document is to assist engineers and designers specializing in the application and installation of the TH55-E70 and TH55-E90 Petroleum Transmissions. This document covers the mechanical portion of the TH55 Petroleum Transmissions while the Special Instruction, REHS2892, "Electrical Application and Installation Guide for the TH55 Petroleum Transmissions" covers the electrical portion of the transmission.
The mechanical and electrical Application and Installation Guides are stored and printed from an electronic file. These files may be revised periodically. To ensure that your hard copy of the Special Instructions is the current version of the Application and Installation Guide, consult your local Caterpillar Representative. All paper copies are uncontrolled.Caterpillar reserves the right to update, improve, and or change the design of the TH55-E70 and TH55-E90 Petroleum Transmissions. Due to continuous design and product development updates, the information contained herein is subject to change without notification.
TH55 Transmission References
The Operations and Maintenance Manual and Installation Guides are stored and printed from an electronic file. These files are revised periodically. To ensure that your hard copy of the document is the current version, consult your Caterpillar Representative. All paper copies are uncontrolled.
Disassembly and Assembly, KENR6062, "TH55-E70 and TH55-E90 Petroleum Transmissions"Operation and Maintenance Manual, SEBU8208, "TH55-E70 and TH55-E90 Petroleum Transmissions"Parts Manual, SEBP4970, "TH55-E70 and TH55-E90 Petroleum Transmissions" (Paper)Parts Manual, SERP4970, "TH55-E70 and TH55-E90 Petroleum Transmissions" (CD)Schematic, KENR5889, "TH55-E70 and TH55-E90 Petroleum Transmissions Electrical System"Service Manual, KENR5686, "TH55-E70 and TH55-E90 Petroleum Transmissions"Special Instructions, REHS2892, "Electrical Application and Installation for the TH55-E70 and TH55-E90 Petroleum Transmissions"Special Instructions, REHS2893, "Mechanical Application and Installation for the TH55-E70 and TH55-E90 Petroleum Transmissions"Special Instructions, REHS4541, "Software Configuration Guide"Special Instructions, REHS4553, "Petroleum Transmissions Approved Applications Guide"Special Instructions, REHS8262, "Caterpillar Petroleum Hydraulic Fracturing Transmission Installation Appraisal Procedures"Systems Operation, KENR6674, "Machine Monitoring System"Specifications/System Operation/Testing and Adjusting, KENR5689, "TH55-E70 and TH55-E90 Petroleum Transmissions"Systems Operation/Troubleshooting/Testing and Adjusting, KENR5904, "TH55-E70 and TH55-E90 Petroleum Transmissions"Bench Test Procedures, REHS3488, "TH55-E70 and TH55-E90 Petroleum Transmissions"Caterpillar Reference Material
Special Publication, LEGW8099, "Global Petroleum Marketing Communication Directory"Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide"Special Publication, PECP9067, "One Safe Source"Special Publication, PEHJ0007, "Cat Arctic"Special Publication, PEHP6001, "How to Take a Good Oil Sample"Special Publication, PEHP7076, "Understanding S O S Services Tests"Special Publication, PEHP7506, "Cat TDTO"Special Publication, PEHP8035, "Cat TDTO-TMS"Special Publication, PEWJ0074, "Filter and Fluid Application Guide"Special Publication, SEBF1020, " Improving Component Durability, Managing Fluid Cleanliness"Special Publication, SEBF8840, "Contamination Control Guidelines", "Basic Principles of 'Kidney Loop' Filtering Hydraulic Fluid Systems"Special Publication, SEBU6250, "Caterpillar Machine Fluids Recommendations"Special Publication, SEBU5898, "Cold Weather Recommendations"Special Instruction, SEHS9031, "Storage Procedure for Caterpillar Products"Service Manual, SENR3130, "Torque Specification Module" Additional Reference Material
ISO 1940-1"Rotating Shaft Balance"LEBW4972"Vibration"LEBW4973"Noise"LEBW4974"Mounting"LEBW4975"Alignment"LEBW4995"Petroleum Applications and Installation Guide" LECW2462"Petroleum Ratings Guide" LEDW0007"Cat Tier 4 Solutions for the Oil and Gas Industry" LEDW8065"Engine and Transmission Package Ratings Guide" LEDW8067"Transmissions for the Petroleum Industry" LEHW0006"TH55-E70 and TH55-E90 Specification Sheet" LEKW7235"Well Service Product CD" SAE