SEAL-LIP TYPE 8C5220 - Caterpillar

On Highway TruckCT660S (S/N: TRK1-UP; TKL1-UP; TGT1-UP; TSW1-UP; TSY1-UP)On-Highway TransmissionCX31 (S/N: D9F1-1393; S4H1-UP; S7H1-UP; D9R1-344; E2R1-UP; PTT1-303; EBW1-1301; PTW1-407; B3X1-UP)CX31 HT (S/N: HTC1-388)Petroleum TransmissionCX31-P600 (S/N: PFW1-578; GFY1-UP)Introduction
Table 1
Revision Summary of Changes in REHS3184
12 Added serial number GFY.
11 Added serial numbers S4H and S7H.
10 Updated serial number prefixes.
09 Updated Introduction and added "Think Safety" graphic.
08 Added HTC serial number prefix © 2017 Caterpillar All Rights Reserved. This guideline is for the use of Cat dealers only. Unauthorized use of this document or the proprietary processes therein without permission may be violation of intellectual property law. Information contained in this document is considered Caterpillar: Confidential Yellow.This special instruction contains the necessary information that is required to bench test a specific transmission arrangement. Refer to Table 2 for the correct arrangements. Bench testing the transmission ensures correct assembly and operation of the component. Rotating a transmission provides the most conclusive evaluation. Testing allows the dealer to ensure that the transmission will operate properly in the machine. The specifications in this guideline are specific to bench testing the component. Every effort has been made to provide the most current information that is known to Caterpillar. Continuing improvement and advancement of product design might have caused changes to your product which are not included in this publication. This guideline must be used with the latest technical information that is available from Caterpillar.For technical questions when using this document, work with your Dealer Technical Communicator (TC).To report suspected errors, inaccuracies, or suggestions regarding the document, submit a form for feedback in the Service Information System (SIS Web) interface.
Table 2
Machine Model Transmission Arrangement
CT660 All
CX31 All
CX31-P600 All Collecting The Test Data
Since conditions vary for each test bench, use the data that is collected from your test bench. The collected data is used to compare test results. The data should be collected and maintained by the operator.Data from each transmission arrangement is collected and stored. Averages from each transmission arrangement are often used to compare values on portions of transmission tests. Always compare data that is collected from the same transmission arrangement that is being tested. Averages for the last 20 transmission arrangements should be maintained.
Illustration 1 g02139237
Illustration 2 g02060066
Personal injury or death can result from escaping fluid under pressure.Escaping fluid under pressure, even a very small pin-hole size leak, can penetrate body tissue and cause serious injury and possible death. If fluid is injected into your skin, it must be treated immediately by a doctor familiar with this type of injury.Always use a board or cardboard when checking for a leak.
Hot oil and components can cause personal injury.Do not allow hot oil or components to contact skin.
Personal injury or death can result from not following the proper procedures.To avoid the possibility of injury or death, follow the established procedure.
Canceled Part Numbers and Replaced Part Numbers
This document may include canceled part numbers and replaced part numbers. Use NPR on SIS for information about canceled part numbers and replaced part numbers. NPR will provide the current part numbers for replaced