BEU SYSTEM PRACTICES
SECTION 074-202-118
AT&TCo
Issue 3, January
Standard
.
. . . . . ...
1982
...y
‘I;
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I
., .
DESCRIPTION
TOOLS
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...
.
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.. . . . .
. .. . .
“J
1. GENERAL
2.
This section describes Bell System coded adjuster tools within the part or type number
range of 50 through 328.
501J: The 50B tool (Fig. 1) is a spring adjuster
used to adjust the relay springs on the 111and similar-type relays and elevator apparatus. The
50B replaces the 50 and 327 tools.
1.01
This section is reissued to revise
and to rate 224 and 225B tools Mfr
this is a general revision, revision arrows
omitted. The Equipment Test List is not
1.02
DESCRIPTION OF TOOLS
2.01
the format
Disc. Since
have been
affected.
1.03
See the tool index for other
Practices.
Adjuster
1.04
The following is a list of adjuster tools that
have been Mfr Disc. with their replacement.
+
Adiuster
Tool
+~,047°
Tool
Fig. 1—50B
Ad@ster
3/16”-+
Replacement
50
50B
105
303
142
259
117: The 117 tool (Fig. 2) is a spring adjuster
used to adjust the tip and ring springs on the
49-, 92-, and 292- type jacks.
2.02
224
225B
d
5/.9”
h
}–,,J--.,____
234
303
301
379A
302
363
325
325B
326
326B
Fig. 2—117
Ad@ter
Tool
118: The 118 tool (Fig. 3) is a spring adjuster
used to adjust the ring spring on the 92- and
292-type jacks.
2.03
NOTICE
Not for use or disclosure outside the
Bell System except under written agreement
Printed in U.S.A.
Page 1
SECTION 074-202-118
143: The 143 tool (Fig. 6) is a general purpose
spring adjuster for horizontal type keys.
2.06
Fig. 3—118
Ad@ster
Tool
47
“
‘1
130: The 130 tool (Fig. 4) is a spring adjuster
used to adjust the middle bank of springs on
the 125-type relays.
2.04
g–—)
LO
Fig. 6— 143 Ad@ster
t2____5Jil--
039,
Tool
179: The 179 tool (Fig. 7) is a spring adjuster
used to adjust contact springs on the 197- and
198-type switches, 50-type dial testers, and power
driven rotary selectors.
2.07
kl
Fig. 4— 130 Ad@ster
Tool
The 138 tool (Fig. 5) is a spring adjuster
used on the 5-type registers and power driven
rotary selectors.
2.05
13&
2!#’-,J
~___._
I
III
-d
5 “
----
16
G
4Fig. 7— 179 Ad@ster
1 ‘4
E
Tool
2J 5: The 215 tool (Fig. 8) is a spring adjuster
used to adjust “A” cam roller spring tension
on sequence switches of panel type equipment.
2.08
Fig. 5 — 138 Ad@ster
Page 2
Tool
1’
1SS 3, SECTION 074-202-118
259: The 259 tool (Fig. 11) is a spring adjuster used to adjust the tension of relay
springs. The 259 tool replaces the 142 tool.
2.11
m
Ulfm
b
Fig. 8—2 15 Adiuster
d i
QJTL ?
Tool
I/8
1/4”
I
d
)
“
1
‘—
235: The 235 tool (Fig. 9) is a spring adjuster
used to adjust the lower row of contact springs
on 155A- and 157-type interrupters,
and A- and Btype and spring driven sequence switches.
2.09
1/32”
ENLARGED
VIEW
--f,,
3/16”
--T
t ‘8
Fig. 11 —259
Adiuster
Tool
264: The 264 tool (Fig. 12) is a retractile
spring lug adjuster used on the 208- and 214type relays.
2.12
3“
@
Q
0.025”
AF
E;:EA;GED
0.043”
Fig. 9—235
Ad@ster
11/64”
Tool
ff=$f+$=q
256: The 256 tool (Fig. 10) is a spring adjuster used to adjust the top row of sequence
switch springs and multiple brush springs in panel
type dial equipment.
2.10
5-1/32”
Fig. 12—264 Ad@ster Tool
I
?-J
f!l
(
,,
~~~
II
- ~_,
,,200
)
26S: The 268 tool (Fig. 13) is a spring adjuster used in adjusting contact springs on
Stromberg Carlson relays.
2.13
-
--l la--1/8”
Fig. 10—256
Ad@ster
Tool
Page 3
L
SECTION 074-202-118
,,
b
0.030”
1-
273:
The 273 tool (Fig. 16) is an adjuster used
in adjusting pawl trip levers and armature
stop lugs of clutches on panel clutches, 197- and 198type switches, and panel multiple banks.
2.16
“=%
23”
~.
It
J
0.192
[~~D
16
m
Fig. 13 —268
Ad@ster
The 270 tool (Fig. 14) is a spring ad270:
juster used in adjusting contact springs on
precision-type interrupters
and Stromberg Carlson
relays.
2.14
3 “ ~b
G
T
7
t
ENLARGED
~“
Tool
w
L
0.263”
g-r
64
~
VIEW
516
0.184
‘Jj=i&J
16
0.018”
Fig. 16—273
2.17
ENLARGED
VIEW
Ad@ster
Tool
.
The 300 tool (Fig. 17) is a general purpose spring adjuster used to adjust relay
300:
springs.
Fig. 14—270
Adiuster
Tool
272: The 272 tool (Fig. 15) is a spring adjuster used in adjusting contact and governor
springs of Automatic Electric Company dials.
2.15
Fig. 17—300
Ad@ster
Tool
&
.m.7° I
*
~
I 00”4
Fig.
1 *KI
3.687”
15—272
Ad@ster
303: The 303 tool (Fig. 18) is a spring adjuster used to adjust interrupter
spring and
retaining pawl on No. 200-type selectors and vertical
type key springs. The 303 tool replaces the 105 and
234 tools.
2.18
Tool
Page 4
I
1SS3, SECTION 074-202-118
1
I
IN.
+
Z 71*lN.~+N’
-L
L._
5/32
-r
32613: The 326B tool (Fig. 20) is used on
clutches, 50A drives, panel elevator apparatus,
and L- N- and S-type relays. The 326B tool replaces
~~e
32; ~o~~
2.20
J
15/64
IN
1/4 IN.
?(
I-T
1’
,ENLARGED
VIEW
G
7/64
IN.
-J
f-n:::
07
Fig. 18—303
Adiuster
Taal
bow
32513: The 325B tool (Fig. 19) is used on
clutches, panel elevator apparatus, 200-, 204-,
and 206-type selectors, and panel multiple bank guide
combs. The 325B tool replaces the 325 tool.
o.07e”J
‘
2.19
Fig. 20 —326B
2.21
Ad@ster
Tool
32S: The 328 tool (Fig. 21) is used in adjusting l-type guides.
.
:7
Fig. 21 —328
Fig. 19—325B
Ad@ster
Ad@ster
Tool
Tool
Page 5
5 Pages