TM 9-2330-246-14
Section IV ORGANIZATIONAL TROUBLESHOOTING PROCEDURES
Page
Paragraph Title
Number
Explanation of Columns . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Organizational Troubleshooting, Table 4-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting Symptom Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-11. GENERAL.
a. This section provides information for identifying and correcting malfunctions which may develop when
operating or maintaining the semitrailer.
b. The Troubleshooting Symptom Index in paragraph 4-13 lists common malfunctions that may occur and
refers you to the proper page in Table 4-2 for a troubleshooting procedure.
c. This section cannot list all malfunctions that may occur, nor all tests or inspections and corrective
actions. If a malfunction is not listed, or is not corrected by the listed corrective actions, notify your supervisor.
d. When troubleshooting a malfunction:
(1) Question the operator to obtain any information that might help deterrnine the cause of the problem.
Before continuing, ensure that all applicable operator/crew troubleshooting was performed.
(2) Locate the symptom(s) in paragraph 4-13 that best describes the malfunctlon. lf the appropriate
system is not listed, notify your supervisor.
(3) Turn to the page in Table 4-2 where the troubleshooting procedures for the malfunction in question
are described. Headings at top of each page show how each troubleshooting procedure is organized:
MALFUNCTION, TEST OR INSPECTION (in step number order), and CORRECTIVE ACTION.
(4) Perform each step in the order listed until the malfunction is corrected. DO NOT perform any
maintenance task unless the troubleshooting procedure tells you to do so.
4-12. EXPLANATION OF COLUMNS.
The columns in Table 4-2 are defined as follows:
(1) MALFUNCTION. A visual or operational indication that something is wrong with the semitrailer.
(2) TEST OR INSPECTION. A procedure to isolate the problem in a component or system.
(3) CORRECTIVE ACTION. A procedure to correct the problem.
4-13. TROUBLESHOOTING SYMPTOM INDEX.
Troubleshooting
Procedure
Page
BRAKE SYSTEM
Brakes Grab . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brakes Do Not Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brakedrum Running Hot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-7