Bell System Practices Plant Series Adjustments page 11
Typing unit
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Also See for Plant Series:
- Adjustments (46 pages) ,
- Installation, operation and maintenance manual (22 pages) ,
- Identification, installation, connections, and maintenance (16 pages)
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2.04
Selector Mechanism (Cont.)
SELECTOR ARMATURE SP RING
REFE R TO PAR.
2.05
USING THE FOLLOWING:
(500
MA SELECTOR COILS
SINGLE BUTTON ARMATURE
500
MA; MIN
DOUBLE BUTTON ARMATURE
500
MA; APPROXIMATELY---
TO PULL REAR BUTTON AGAINST ITS POLE PIECE
ISS 7, SECTION 573-115-700
OZS ---MAX
5-1/2
OZS
1-l/8
OZ
Page 11
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