RF Modulation Assembly 1A3/1A4 PS3 (-65 Vdc)

TM 11-6625-2884-30/NAVAIR 16-35TS3615-2

REPLACEMENT OF POWER SUPPLIES (Continued)

RF Modulation Assembly 1A3/1A4 PS3 (-65 Vdc). Remove RF modulation

assembly from BTS in accordance with paragraph 3-32a.

REMOVAL

Place the RF modulation assembly in an upside down position on

(1)

the test bench.

Remove caution plate (1) - five pan head screws, lockwashers and

(2)

flat washers.

(3) Tag and unsolder the 115 Vac input wires (2) and the two output

wires (3) from Power Supply 1A3/1A4 PS3.

(4) Remove the hex nuts, lockwashers and flat washers (4) from the

bottom side of the RF modulation assembly to which the power supply

is attached.

(5) Lower and remove 1A3/1A4 PS3 (5) from the RF modulation assembly.

3-98