TM 11-5820-922-40-1
3. Remove nut (27) and washer (28)
2. From the back of the amplifier-
from the backside of the fuseholder
converter, unsolder the ribbon cable
(29).
from the switch terminal points.
3. Carefully separate the ribbon
front of the amplifier-converter control
cable from the switch.
panel (4) and pull outward to remove it.
4. From the back of amplifier-
REASSEMBLY.
converter, pull the switch S3 (2) slowly
to remove it.
4-26. Reassembly procedures for the
amplifier-converter are described in the
4-22. ADJUST POTENTIOMETER R2
REMOVAL
following paragraphs.
NOTE
1. From the amplifier-converter
control panel (4), remove jam nut (8)
When replacing the spare fuse-
and retaining nut (9) from the threaded
holder located in the rear
portion of the potentiometer (11).
cover assembly, refer to para-
2. From the back of the amplifier-
Sheet 2.
converter, unsolder R2 (3 places) from
the ribbon cable.
4-27. FUSEHOLDER XF1 REPLACEMENT
3. Carefully remove the ribbon cable
from the potentiometer and pull the
1. From the front of the amplifier-
potentiometer backwards to remove it
converter control panel (4) align
from the housing.
the threaded portion is visible from the
4-23. AMPLIFIER-CONVERTER BINDING POST
back of the amplifier-converter.
2. From the back of the amplifier-
1. From the back of the amplifier-
converter control panel (4), attach
converter, unsolder ribbon cable at E2,
washer (28) and nut (27) to the backside
E4, E1, E3 and carefully fold back
ribbon cable.
3. Carefully fold the ribbon cable
2. Remove rfi filter (22) and E9
into position and solder fuseholder
ground (26) from the back of the binding
terminals (29) to the ribbon cable.
posts by removing nut (25), lockwasher
(24), and flat washer (23); also remove
4-28. BINDING POST REPLACEMENT (Figure
bushing (21).
4-2, Sheet 2).
3.
From the front of amplifier-
1. From the front of the amplifier-
converter, grasp binding post (17) and
converter, place bushing (19) , preform
slowly pull outward to remove binding
packing (20) onto binding post shaft
post from amplifier-converter housing.
(18) and push binding post (17) into
position so that the threaded portion
4-24. FUSEHOLDER XF1 REMOVAL (Figure
is visible from the back of the
4-4, Sheet 2).
amplifier-converter.
2. Replace bushing (21) and rfi
1. From the back of amplifier-
filter (22) onto binding post shaft
converter, unsolder fuse terminals (29)
(18), and attach washer (23), lockwasher
at 2 places on the ribbon cable.
(24), E9 ground (26), and nut (25) and
tighten.
2.
Carefully fold back ribbon cable.