ADJUSTER INTERRUPTER


No. 1

2.6" long, with insulated handle; end offset and slotted. Used for adjusting interrupters of A.T. & E. Co., S.T. & C. and Ericssons' uniselectors.

Ericsson Telephone Part No. N8313

No. 2

5.5" long, made from 1/4" round-section steel, double-ended, each end offset and slotted. Used for adjusting interrupter levers of P.O., G.E.C. and Siemens' No. 50 uniselectors.

Ericsson Telephone Part No. N8243

No. 3

7 in. long, round-section steel, with wood handle. End offset and slotted. For adjusting interrupters of S.T. & C. Bypath uniselectors.

No. 4

4.25" long, made of 1/4" square-section steel, one end offset and slotted. Used for adjusting the interrupter rear arm of 2000-type selectors.

Ericsson Telephone Part No. N8209

No. 5

4.2" long, made of 3/8" x 1/4" steel, double-ended, each end slotted. A hole is provided through the width for a tommy bar. Used for adjusting the vertical interrupter strikers of 2000-type selectors, also as a holder for the rotary interrupter lever of 2000-type selectors.

Ericsson Telephone Part No. N8210

No. 6

5.25" long, made from 1/4" round-section steel, double-ended, each end offset and slotted. Used for adjusting the rotary interrupter strikers of 2000-type selectors.

Ericsson Telephone Part No. N8211

No. 7
No. 8

Used for the adjustment of Uniselectors No. 3

Ericsson Telephone Part No. N8371


BACK Home page BT/GPO Telephones Search the Site Glossary of Telecom Terminology Quick Find All Telephone Systems

Last revised January 31, 2021

FM2