4-11. INTRODUCTION TO LOGIC-TREE TROUBLESHOOTING (continued).
Test Procedures (e.g., VISUAL INSPECTION) -- These are specific instructions about how
to make the measurements required to answer the question. The procedures presume a basic
working knowledge of the test equipment to be used.
Illustrations -- The illustrations are designed to make it easier for you to find what you are
looking for, such as a specific connector or wire.
NOTEs -- Helpful notes are provided as supporting information only; you do not usually need
this information to answer the question.
How To Begin Troubleshooting.
Determine the symptom or condition that most closely resembles your problem or failure. The
troubleshooting is divided into symptoms peculiar to a system or component.
Refer to the Malfunction Index (p. 4-21). Go to the referenced page to begin troubleshooting.
Open the manual flat so both the left-hand and right-hand pages are displayed before you.
Carefully observe all WARNINGs and CAUTIONs.
Model B only- Remove hydraulic cabinet cover and observe digital control box LED display for error