Heathkit HM-213 Assembly Manual page 14

Rf load wattmeter
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Page 10
LARGE
I
BRACKET
10-32 x 9"
THREADED
HA FT
Refer to Pictorial 6 for the following steps.
(0
vi
Turn
the threaded spacer onto the 10-32 x 9"
threaded shaft until 1/4" of the shaft is exposed as
shown in Pictorial 6.
Mount the shaft tightly to the bracket at hole K with a
10-32 nut.
Form a bare wire around the phenolic spacer as shown
in Detail 6A.
Detail 6A
LOAD RESISTOR
SMALL
I
BRACKET
FORMED
BARE
WIRE
PICTORIAL 6
PHENOLIC
SPACER
10-32 NUT
Mount the 50 ohm, 175-watt load resistor in the
following manner.
Place the load
resistor on the
threaded shaft. Place a flat washer, the formed wire, a
flat washer, and the small bracket on the phenolic
spacer. Then place the spacer on the threaded shaft
and secure the assembly with a 10-32 nut. Refer to
Pictorial 6 and position the small bracket as shown.
(
Cut the extended end of the bare wire to 2".
7
( , ) Cut a 1" length of sleeve and place it on the wire.
3
/
4 1
/
2 1
/
4
0
1"
2"
3"
4"
5"
6"
1.1.1.1I
I
i
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