PUMP GP-GEROTOR 3966022 - Caterpillar

Use the following guidelines as you troubleshoot an engine symptom:Gather Information
Interview the operator about the problem before you begin troubleshooting, when possible. Use the Troubleshooting, "Troubleshooting Data Sheet" as a guideline.Verify the Problem
Attempt to duplicate the problem. Try to duplicate the operating conditions, when possible.Narrow the List of Possible Causes
Use the information from the operator. Attempt to identify a common cause if there is more than one symptom. The possible causes of a problem are listed at the beginning of each procedure in the "Symptom Troubleshooting" section of this manual.Follow the Procedures
The procedures in this manual provide the most efficient way to determine the root cause of the problem.Provide Feedback to Caterpillar
After the correct repair has been performed on the engine, provide brief, detailed information to Caterpillar about the repair. This information helps Caterpillar better serve the dealer and the customer.If a customer performed the repair, provide the information for the repair to the local Caterpillar dealership. The dealership will ensure that the information is recorded in the engine history file.