TM 3-6665-209-35
Note
(e) Inspect
the
threads
of
all
components for burrs or other
The wire leads of the resistor R3 (16,
damage. Replace those parts with
fig. 13) may be soldered to terminals
damaged threads.
1 and 6 of the electron tube socket
(f) Inspect the electrical chassis for
(10). These terminals are not used in
burrs,
dents,
and
distortion.
the electron tube circuit and therefor
Straighten or replace if necessary.
may be used to support the resistor
R3. A wire lead from the terminal
(4) Assembly.
board (15) also would be soldered to
(a) Electron tube socket.
terminal 6 and a wire lead from the
1. Install the electron tube socket
power transformer T1 (8, fig. 12)
(10, fig. 13) in its mounting hole
would be soldered to terminal 1.
against the underside of the
Refer to the wiring diagram (fig. 2).
electrical chassis (18) and
(c) Capacitor C1.
secure it in place with two
1. Install the capacitor C1 (17, fig.
screws (9) and nuts (11).
13) on the bottom of the
2. Solder
the
marked
wires
electrical chassis (18) and
previously removed to their
secure it in place with two
respective terminals on the
screws (19) and nuts (20).
socket.
Refer to the wiring
2. Solder the two electrical wires
diagram (fig. 2).
leading to the capacitor C1 (17)
to the capacitor terminals.
3. Install the electron tube V1 (11,
(d) Holding relay K1.
1. Install the holding relay K1 (25,
(b) Capacitor CS and resistors R2, R3,
fig. 12) on the top of the
and R4.
electrical chassis (13) and
1. Install the terminal board (15,
secure it in place with four
fig. 13) (terminal strip-lug) on
screws (26) and nuts (24).
the electrical chassis (18) and
2. Solder the wires leading to the
holding relay K1 to their
secure it in place with its
respective
relay
terminals.
mounting hardware.
Refer to the wiring diagram (fig.
Note
(e) Terminal board TB1.
1. Position the designation plate
This terminal board may be mounted
(19, fig. 12) on the top of the
in any convenient location on the
electrical chassis (13) and
secure the terminal board TB1
bottom of the electrical chassis. It
(20) over the designation plate
may be mounted on one of the
with four screws (21) and nuts
screws (9).
(18).
2. Install the marked wires to their
2. Solder one wire lead each of the
respective terminals on the
capacitor C3 (13,), resistor R2
terminal board TB1 (20) and
tighten the terminal screws.
(14), resistor R3 (16), and
Refer to the wiring diagram (fig.
resistor R4 (12) to the terminal
board (15) (terminal strip-lug).
3. Solder the other wire leads of
Note
the capacitor C3 (13) and
resistor R2 (14) to terminal 5 of
The fanning strip (22) is installed
the electron tube socket (10).
when the electric chassis assembly
is installed (TM 3-6665-209-12).
4. the other wire lead of the
resistor R4 (12) to the ground
(i) Selector switch S8.
terminal on the electron tube
1. Insert the selector switch S8
socket (10).
(17, fig. 12) in its mounting hole
5. Solder the other wire lead of the
from the underside of the
resistor R3 (16) to its connection
electrical chassis (13) and
with the electrical wire leading to
secure it in place with the
locknut (16) from the top of the
the power transformer T1 (8, fig.
electrical chassis.
AGO 8069A
34