Heathkit IG-18 - Wave Generator Circuit Board Assembly

CIRCUIT BOARD ASSEMBLY
IDENTIFICA TION DRAWING
START
The steps on this Page
this area of the circuit board •
..
FOR GOOD SOLDERED
CONNECTIONS, YOU MUST ~_' !
KEEP THE SOLDERING ..-/, ~ ;;
IRON TiP CLEAN.,. ~~~, / I
j
WIPE IT OFTEN WITH A ~
DAMP SPONGE OR CLOTH.
1600 n (brown-blue-red),
1200 n (brown-red-red) 1 watt.I--+~~~"'"
150 n (brown-green-brown),
..
) 10 Kn (brown- black-orange),
10 Kn (brown-black-orange).
Prepare this combination before in-
stalling it on the circuit board: 10 K
(brown-black-orange) silicon diode
(#56-56).
CD t;/
l'»,f{:)
?~ WRAP
DIODE LEADS-
~;(/
J~
~
~
I J CUT EXCESS
() DIODE LEADS
CD /
)fg
SOLDER
( ) Install this combination so that the
banded end
of the diode matches the
markings on the circuit board.
( ) Solder all the leads to the foil
and cut off the excess lead
lengths,
PICTORIAL 2
Page 7
CONTINUE
Q
(brown- blue- red).
(red- yellow- red),
and cut
lengths,
lead
NOTE: Before mounting lamp
clip, bend its sides out permit
the screw head to pass by the ridges
in the clip, and to prevent lamp
breakage from too much spring ten-
sion.
Mount the lamp clip with the #2
hardware,
W 2-56 x 3/8" SCREW
/iPl~~i;i:~; ell P
,'::~.:.::',':.:@J.:# 3 L 0 C K WAS HER
:·.~?\\::::~~}:·~~8~~~~::)~··;:~·:
~#3 LOCKWASHER
® 2-56 NUT
( ) Slide the lamp into the clip
from one end of the clip.
NOTE: Make certain the lamp leads
are not crossed or touching each
other,
( ) Insert the leads through the in-
dicated holes on the circuit
board,
( ) Solder both leads to the foil
and cut off the excess lead
lengths.
PROCEED TO PICTORIAL 3,