DEPOT INSPECTION STANDARDS
Applicability of Depot Inspection
Standards
Most of the tests will be performed under
the conditions given below and illustrated in
The tests outlined in this chapter are de-
signed to measure the performance capabil-
nections and panel control settings are made
ity of a repaired equipment. Equipment that
initially, and modifications are made as re-
is to be returned to stock should meet the
quired for the individual tests.
standards given in these tests.
a. Connect the ac power cord to the variac
6-2. Applicable References
and connect the variac input cord to a 115-volt
a. Repair Standards. Applicable procedures
ac 60-cps power source.
of the depots performing these tests and the
b. Remove the top cover from the unit.
general standards for repaired electronic
equipment given in TB SIG-355-1, TB SIG-
c. Remove the rear terminal strip from the
355-2, and TB SIG-355-3, form a part of the
heat sink assembly and lay it to one side (to
requirements for testing this equipment.
clear the heat sink).
b. Technical Publications. This is the only
d. Remove the four mounting screws that
publication applicable to this equipment.
hold the center chassis assembly to the cabi-
c. Modification Work Orders. Perform all
net (fig. 5-1).
modification work orders applicable to this
equipment before making the tests specified.
e. Carefully raise the center chassis assem-
DA Pam 310-4 lists all available MWO's.
bly and slide the heat sink assembly to the
rear of the unit as far as the cable harness
Test Facilities Required
will allow.
The following items of equipment are re-
f. Remove the four screws that hold the in-
quired for depot testing:
ner and outer component panel bracket to the
Common name
Technical manual
Item
center chassis assembly (fig. 5-1).
Voltmeter, Meter TM 11-6625-320-12
Ac voltmeter
a
ME-30(*)/U
g. Lay the component board assembly to
TM 11-6625-438-10 Dc voltmeter
the inside of the cabinet as far as the cable har-
Electronic
ness will allow it to go.
AN/USM-98
TM 11-5527
h. Insure that the front panel links are con-
b
TS-352(")/U
nected as follows:
TM 11-5950-203-15P Variac
Variable Power
Binding post
TF-1-1A/USM
To
remote
sense
0-36
V.D.C.-0-4A
a
Indicates Voltmeter, Meter ME-30A/U and Voltmeters,
--
--
Electronic ME-30B/U, ME-30C/U, and ME-30E/U.
+
+
b
Indicates Multimeters TS-352/U, TS-352A/U, and TS-
Note. Metal links are provided with the equipment.
352B/U.
6-1
