SHAFT 3W3989 - Caterpillar

the transmission in all speeds. Check that the transmission is operating correctly in all functions. If the transmission does not operate correctly, then refer to the troubleshooting information that is contained in this manual. Use the troubleshooting information in order to investigate the problem.The checks for troubleshooting that are included in this manual are designed to guide service personnel in a correct troubleshooting procedure. The checks and procedures are set in sequence in order to find problems and causes quickly.The checks for troubleshooting should be carried out in order. Do not proceed to the next check until the current check has been carried out fully. If the correct result for the check is found, go directly to the next check. Take note of all warnings and notices in these checks. Read all the warnings and the notices before you start a check. Before carrying out a procedure, read the procedure thoroughly. The checks that follow can be used to find many of the problems that may occur during the operation of the machine. The checks that follow can also give an indication of the part of the system that has the problem.