Heathkit HR-10B - Service Information

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27
OUTSIDE
Of
CHASSIS
Detail
4B
( )
Referring
to
Detail
4B and
Pictorial
4,
install
the
line
cord
and
line
cord
strain
relief
at
location
BB on the
rear
apron.
Leave
1-1/2"
of
line
cord
inside
the
chas-
sis.
( ) Apply a
small
amount of
solder
to
each
line
cord
wire
and then
connect
either
wire
to
lug 2 of
terminal
strip
BC
(S-3).Connectthe
other
wire
to
lug
1 of
fuse
block
T (S-1).
( ) Connect a length of
bare
wire
from
lug
2 of
fu~e
block
T (S-1) to
lug
4 of
terminal
strip
BC
(S-4)
[S-3
if
wired
for
240
VAC
operation
J.
Use
sleeving.
This
completes
the
wiring
on
the
bottom
of the
chassis.
CHASSIS
TOP PARTS MOUNTING
AND
WIRING·
Refer
to
Pictorial
5
for
-the following
steps.
( ) Connect the yellow
wire
extending
through
grommet
HF
to
lug 1 of the MAIN TUNING
capacitor
(NS).
( ) Connect the yellow
wire
extending
through
grommet
HE
to
lug
2 of
the
MAIN TUNING
capacitor
(S-1
).
) Connect the
short
yellow
wire
extending
through
grommet
HD
to
lug
3
of
the
MAIN
TUNING
capacitor
(S-1
).
(
) Connect
either
green
harness
wire
extend-
ing
through
grommet
HG
to
lug 4 (S-1) and
the
other
green
wire
to lug 5 (S-1) of
slide
switch
FK.
( ) Connect
the
orange
harness
wire
extending
through
grommet
HG
to
lug
5
of
slide
switch
FL
(S-1).
( ) Connect the
red
harness
wire
extending
through
grommet
HG
to
lug
4 of
slide
switch
FL
(s-1};
( ) Connect a
3"
yellow
wire
from
lug 1 of the
MAIN TUNING
capacitor
(S-2} to lug 1 of
variable
capacitor
FM (S-1)
( ) Connect the
free
end of
the
remaining
yellow
wire
extending
through
grommet
HD
to
lug 1 of
variable
capacitor
FN
(S-1).
'
( ) Connect
thejredharness
lead
extending
from
grommet
HiA
to
lug 1 (S-1} and
the
violet
harness
lead
to lug 2 (S-1) of
the
meter.
Turn
the MAIN
TUNING
capacitor
until
the
capacitor
plates
are
fully
meshed.
Position
the
rim
opening in the
dial
drum
as
showp
in
Pictorial
5 and
tighten
the
setscrew.
Make
sure
it
rotates
freely
in
the
chassis
cutout.