MWO 11-5821-260-30-2
(3)
Carefully remove indicating panel from radio set chassis to expose internal wiring.
(4)
Unsolder wire No. 001 from the terminal stud on the inside surface of the circuit board
and lamp assembly. Tag and mark the wire.
Unsolder wire No. 002 from the terminal stud on the inside surface of the circuit board
(5)
and lamp assembly. Tag and mark the wire.
Remove the indicating panel assembly and set aside for return to the Depot for
(6)
disposition.
Place new ANVIS panel assembly in close proximity to front of radio set to allow resol-
(7)
dering of the wires to the terminal studs.
Solder wire No. 002 to one of the terminal studs on the rear surface of the ANVIS
(8)
panel assembly. Wire can be soldered to either terminal stud.
Solder wire No. 001 to the other terminal stud on the rear surface of the ANVIS panel
(9)
assembly.
(l0) Carefully place or push wires 001 and 002 into the chassis recess as the ANVIS panel
assembly is placed on the front chassis.
(11) Install the new ANVIS panel assembly to the radio set using four screws and lockwash-
ers (H1, figure 1). Replace any missing or damaged screws or lockwashers. Use the
two longer screws at the center and at the bottom of the indicating panel assembly.
NOTE
Position knobs as close to the panel surface as possible, but not to touch
the panel surface nor interfere with knob movement. Ensure all setscrews
are tight.
(12) Install knobs onto the following controls using two setscrews for each knob. Refer to
(a) AUDIO control knob (item 4)
(b) The function selector control knob (item 3)
(c) The right MEGACYCLES control knob (item 2)
(d) The lefi MEGACYCLES control knob (item 1)
(13) Install new ANVIS identification plate to radio set aft of old identification plate. Do
not remove old identification plate.
b. Operational Functional Tests. After the radio set has been modified, perform an operational
functional test of the end item.
(1) Mate the transmitter/regulator radio set subassembly A2 to the radio set.
(2) Connect the test equipment as shown in figure 2.
(3) Adjust the dc power input to J28 on the test facility kit to 28 Vdc ±0.5.
(4) Perform the test procedures given in table 1.
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