Daystrom Heathkit IP-22 Assembly Manual page 19

Isolation
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Page 16
s
-
J
Refer to Pictorial 6 for the following steps.
TWIST TABS
Detail 6A
( ) R5. Mount 2 KQ control M (#lo-52) on the
subchassis. Refer to Detail 6A.
( )
R7, Similarly, mount 10
KO
control
N
(#lo-57).
( )
Mount the 7-pin tube socket at V1. Use
3-48 screws, #3 lockwashers, and 3-48
nuts a s shown in Detail
6 3 .
Make sure
that the tube socket blallk space is placed
a s shown in Pictorial
6.
3 - 4 8 SCREWS
&
iC
3 LOCKWASHERS
I
6
3 - 4 8 NUTS
I
Detail 6B
( )
Mount dual-lug terminal strip
P.
Use a 6-32
x
3/8" screw, two #6 lockwashers, and a
6- 32 nut. Refer back to Detail 3A on Page 11.
( )
Mount 3-lug terminal strip Q and 2-lug
terminal strip R with a 6-32
x
3/8" screw,
three #6 lockwashers, and a 6-32 nut.
Place the lockwashers a s shown in Detail
6C.
6
LOCKWASHER
@
6 - 3 2
NUT
I
Detail 6C
( )
Mount lamp socket S with 6-32
x
3/8"
screws, #6 lockwashers, and 6-32 nuts.
( )
Place two #6 speednuts over the holes in
each end flange of the subchassis. The flat
sides of the speednuts should face out-
ward.
( )
Connect a 4-1/4" wire from lug 2 of termi-
nal strip
P
(NS) to lug 1 of terminal strip R
(NS).
( )
Connect a 3-3/4" wire from lug 3 of con-
trol
M
(S-1)
to lug 5 of tube socket V1 (S-1).
( )
Connect a 2- 1/2" wire from
lug
1 of terminal
strip R (NS) to lug 4 of tube socket V1 (S-1).
( )
Connect a 3-3/4"
wire from lug 1 of
terminal strip Q (NS) to lug 1 of lamp
socket S (NS).

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