Heathkit HW-12 - Page 32

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Refer to Pictorial 16 for the following steps,
i
( \) Place a soft cloth on the work area to pro-
tect the front panel from being scratched,
( f) Locate the front panel and position it on the
work area as shown,
(\) Install a 10 KQ control (#10-131) at the RF
Gain location, using two control nuts, a
control lockwasher, and a control flat
washer, Turn the first nut 5/16" onto the
control bushing before installing the con-
jtrol, Position the control lugs as shown,
Ww) Install the 500 KQ control with switch
“ (#19-66) at the AF Gain location, Use a
control lockwasher, control flat washer, and
a control nut, Position the control lugs as
shown,
(\/) Install the slide switch at the meter switch
“location, using 6-32 x 1/4" screws,
(, ) Carefully unpack the meter (#407-99) from
(
VV its box, and remove the shorting wire from
between the meter terminais,
6 ) Install the meter, using the lockwashers
) and nuts supplied with the meter.
Refer to Detail 16B for the following steps.
(\) Mount the front panel to the chassis, using
a control flat washer and a control nut on
the Function switch. Do not tighten.
METER NUT@) =
METER LOCKWASHERg Les 4
6-32 X 1/4” SCREW r
—
PICTORIAL 16
CONTROL
FLAT WASHER SS CONTROL NUT
S-METER ADJUST
VOX DELAY
( ) Install a 1 megohm control (#10-67) at the.
VOX location, using a control solder lug, :
control flat washer, and a control nut, Do‘
not tighten the control nut, Position the:
control lugs as shown, Be sure the solder |
lug clears the VOX Delay hole next to the
; control,
( y Center the front panel properly with respect.
to the Final Tune capacitor shaft, and then
tighten the two control nuts,
Refer to Pictorial 17 for the following steps, |
J) Connect the red.white wire coming from
lug 10 of the Fumction switch to lug 2 of the,
S Meter Adj control (NS).
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GED
controt
LOCKWASHER
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GAIN
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FLAT
WASHER
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