TM 11-6625-3053-14
e. Remove 4 flat head screws holding A2 assy to main frame from bottom of main frame.
f. Remove A2 assy.
REPLACEMENT
Reversal of removal procedure.
6-31.
REPLACEMENT OF T1 of the A2 POWER SUPPLY
REMOVAL
a. Remove instrument dust cover (para 6-20).
b. Remove high voltage cover (para 6-22).
c.
d. Working on the A2 Power Supply Assy, remove the 2 screws hardware and spacer post securing
The A2A2 card assy.
e. Swivel card assembly upward and out of way to gain access inside the box.
f.
Remove 4 screws spacers & hardware securing the A2A1 card assy to the A2 assy.
g. Remove the 4 flat head screws from the bottom of the A2 assy holding the A2T1 transformer.
h. Unsolder wires from A2T1, noting any twisted pairs or similar wire colors and identify.
i.
Remove A2T1.
REPLACEMENT
a. Place the replacement T1 in bottom of A2 assy and attach and wrap wires to the correct terminals with the
b. Solder wires to replacement T1 according to step h above.
c.
Secure T1 to the bottom plate of A2 assy with the 4 flat head screws.
d. Remount A2A1 card assy with spacers & hardware previously removed.
e. Swivel A2A2 card assy back down & secure at rear end with original hardware & spacers.
f.
g. Replace high voltage cover (para 6-22).
h. Replace instrument dust cover (para 6-20).
6-32.
REMOVAL
a. Remove instrument dust cover if on (para 6-20).
b. Remove 2 screws at rear of card.
c.
d. Pull Al card upwards to discharge P3 from J3.
REPLACEMENT
Reversal of removal procedure.
6-91