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Heathkit HD-1250 - Page 24

Heathkit HD-1250
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PICTORIAL 3-2
Refer
to
Pictorial 3-2
(fold-out from this
page)
for
the
following
steps.
( )
R1: Refer
to Detail 3-2A and mount the 100 kSl control
at R1
on
the
chassis.
Use a control solder lug and
a control nut. Be sure to position the
control solder lug
as shown in the Pictorial. Secure the nut
tightly. Then
bend the solder
lug upward slightly,
away from the chassis.
( )
Refer
to Detail
3-2B and prepare
a
1"
length of
bare wire
as
shown.
The
small loop should
be approximately
1/16"
in diameter.
Use
one
of the
capacitor leads
you saved from
the circuit board assembly
steps.
LOOP
Detail
3-2B
(
)
Pass one end of
this prepared wire into control R1
lug
3 (S-1)
and
the
other end of the wire
through the
solder
lug hole (S-1).
Position the
small
loop
of
the
wire
as
shown in
the
Pictorial.
(
)
Mount the detector
circuit board assembly onto the chassis
at K,
L,
and
M
with three 6-32
x
3/16"
screws
as
shown in
Detail 3-2C. NOTE: The
screws pass through the chassis and into
the
tuning
capacitor
frame.
Detail
3-2A

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