Tandem Trunk, Switchboard Access.
a . Purpose. T h e p u r p o s e o f t h i s t e s t i s t o v e r i f y t h a t t h e
b . Test Equipment and Materials.
No equipment is required for
Test Connections and Conditions. If the equipment must be
kept in continuous operation the maintenance man will perform this
test during a period of light traffic.