TM 11-6625-486-14&P
M - Monthly
Total time required: 0.4
Sequence
ITEM TO BE INSPECTED
Worktime
No.
Procedure
(M/H)
0.1
1
PLUCKOUT ITEMS
Inspect seating of pluckout items.
2
JACKS
Inspect jacks for snug fit and good contact.
3
TERMINAL BLOCKS
0.1
Inspect terminal blocks for loose connections, and cracked or broken insulation.
4
RESISTORS AND CAPACITORS
Inspect the resistors and capacitors for cracks, blistering, or other defects.
5
GASKETS AND INSULATORS
0.1
Inspect gaskets, insulators, bushings, and sleeves for cracks, chipping, and excessive wear.
6
VARIABLE CAPACITORS
Inspect variable capacitors for dirt, corrosion and deformed plates.
7
INTERIOR
0.1
Clean interior of chassis and cabinet.
Q--Quarterly
Total time required: 0.3
Sequence
ITEM TO BE INSPECTED
Worktime
No.
Procedure
(M/H)
0.1
1
PUBLICATIONS
Check to see that all publications are complete, serviceable, and current.
2
MODIFICATIONS
0.1
Check DA Pam 25-30 to determine if new applicable MWOs must be applied
immediately.
3
SPARE PARTS
0.1
Check all spare parts for general condition and method storage. There should be no
evidence of overstock and all shortages be on valid requisitions.
Section III. TROUBLESHOOTING
4-4. Operational Checks
a. When the equipment fails to perform properly,
visually check all the items listed below. Do not
to locate the trouble quickly. The corrective measures
check the fuses ((3) below) with ac power on.
are used to repair this trouble. If the measures suggested
(1) Setting of switches and controls.
do not restore normal equipment performance,
(2) Equipment power source (batteries or ac).
troubleshooting is required by a higher category
(3) Burned-out fuses (usually indicates some
maintenance repairman. Note on the repair tags what
other fault). Be sure that proper fuses are used (para
corrective measures were taken and how the equipment
performed at the time of failure.
(4) Headset, cables, connections, and insulations.
b. Procedure. Perform the preliminary operating
(5) Voltmeter for evidence of sticking by tapping
procedures (para 3-2); then, perform the checks given
the meter.
in table 4-4, in the order given. Observe the equipment in
(6) Front panel battery power interlock switch.
operation and perform any corrective measures necessary.
b. If the above checks do not locate the trouble,
proceed to the operational checks.
Change 2
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