Heathkit SB-401 Assembly Manual page 23

Detail 3-1Q
TOP OF
CHASSIS
INSERT
BANANA JACK
SPEEDNUT
BEND INSERT AS
SHOWN TO PREVENT
PULLING OUT.
( ) In a like manner, install seven
crystal
sockets at Yl through Y4' and Y6 through
YB. Use 3-48 x 3/8" hardware with only one
lockwasher, Do not use solder lugs.
( ) Refer to Detail 3-1Q, and mount the banana
jack at A. Use a push-on speednut, Install
a banana jack insert into the banana jack
and bend it as shown.
,
Detail 3-1 P
( ) Refer to Detail 3-lP, and mount a crystal
socket and a srn.all
41=6
solder lug at Y5.
Use 3-48
x
3/8" hardware. Bend the solder
lug against the crystal socket lug as
shown.
Be careful not to overtighten the screw, as
the crystal socket will crack easily.
3-48x3/8"
SCREW
CRYSTAL
SOCKET'
BOTTOM OF
CHASSIS
SMALL
#6 SOLDER LUG
•
#
3 L OC K W .A SHE R
3-48 NUT
Detail 3-1 N
FUSEHOLDER
RUBBER WASHER
BOTTOM OF
C H A
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~ FUSEHOLDER
L OC KWA SHE R
FUSEHOLDER
NUT
( ) Refer to Detail 3-lN, and mount the fuse-
holder, at
X,
using the hardware supplied
with the fuseholder. Bend lug 2 of the
fuseholder as shown. Be careful whentight-
ening
the
hardware to prevent breaking the
fuseholder.
( ) Refer to Detail 3-1M, and mount a 7 -pin
molded tube socket at
V7
with a small
#6
solder lug at W. Use 3-48
x
1/4"hardware.
Detail 3-1 M
I
3-48xl/4"
SCREW
I
~
I
SMALL #6
SOLDER LUG
#3 LOCKWASHER~
11
3 L OC K WAS HER
a~~
I
3-48 NUT
Page 19