TM 5-6675-318-14
ORGANIZATIONAL TROUBLESHOOTING PROCEDURES.
a. Organizational troubleshooting procedures cover the most common malfunctions
that may be repaired at the organizational level.
Repair or adjustment requiring
specialized equipment is not authorized unless such equipment is available.
Troubleshooting procedures used by the operator should be conducted in addition
to the organizational troubleshooting procedures.
b. This manual cannot list all the possible malfunctions or every possible test/
If a malfunction is not listed or is not
inspection and corrective action.
corrected by a listed corrective action, notify your supervisor.
c.
For unidentified malfunctions, use the facing schematic or the foldout
located at the end of this manual for further fault analysis.
d.
I f any component of the Survey Section does not power up when turned on,
verify that 120 V ac is present at the receptacle.
If voltage is not present, plug
e q u i p m e n t into receptacle with power available and proceed with equipment trouble-
shooting.
Perform no-power troubleshooting procedures for dead receptacle (Table
Table 1-4. ORGANIZATIONAL TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
WARNING
Electrical shock hazard.
Be sure power is off when checking continuity at
troubleshooting points. Death or serious injury could result from failure
to do so.
1.
FLUORESCENT CEILING LAMP IS INOPERATIVE.
Step 1.
Check for continuity of fluorescent lamp switch.
(a) If continuity exists, proceed to step 2.
(b) If continuity does not exist, replace switch (paragraph 1-
16.3).
Step 2.
Check for continuity of lamp ballast.
(a) If continuity exists, proceed to step 3.
( b ) I f c o n t i n u i t y d o e s n o t e x i s t , r e p l a c e lamp ballast (paragraph
1-50
