a. Scope. This section contains troubleshooting information for
locating and correcting some of the troubles that may develop in the
Each malfunction or symptom of trouble given for an
individual unit or system is followed by a list of probable causes or
In many cases
tests, and corrective action to remedy the malfunction.
the operator can only note the symptoms by detecting strange or un-
usual noises or conditions, and reporting these to organizational
maintenance for further action.
This technical manual cannot cover all possible trou-
bles and deficiencies that may occur under the many conditions of
If a specific trouble, test, or remedy is not covered,
isolate the system in which the trouble occurs, and then locate the
The tests and remedies in this section are
governed by the scope of the organizational level of maintenance.
For engine troubleshooting refer to TM 5-2805-203-14.
Table 4-2 lists possible malfunctions (symptoms), probable
causes (tests), and corrective action (remedies) that can be performed
Probable causes are listed
by organizational maintenance personnel.
in their order of probability, and should be checked in that order
To successfully troubleshoot the electrical system,
analyze the entire system as follows:
(1) Isolate the wiring harness in which the malfunction occurs.
(2) Isolate the circuit within the wiring harness that is not