Alpha Technologies UPE-M Series - Manual (Page 23)

23 031-145-C0-002 Rev. B
To prevent arcing, the center conductor (stinger) of the coaxial termination must go fully inside the
seizure screw assembly. Tighten to 35 inch-pounds.
Service
Power
Inserter
3.0 Installation, continued
3.3 Service Power Inserter
Mount the SPI box(es) on the back wall of
the Power Supply compartment.
1. Remove the two screws on the face of
the SPI and lift off the cover to gain
access to the seizure screw assembly.
Loosen the seizure screw several turns,
so the stinger will pass through the
clamp.
3, Insert the coaxial termination into the
output port on the bottom of the SPI.
Ensure that the stinger goes through
the seizure screw assembly. Tighten
the coaxial termination.
4. Tighten the seizure screw to 35 inch-
pounds. Replace the SPI cover and
screws. Ensure the switch on the top
or the SPI is in the ON position, the
AUX position is used only when an
alternate power source is connected to
the Jones connector on the top of the
SPI.
Seizure Screw
Assembly
Jones Connector
Fig. 3-8, Removing SPI Cover
Fig. 3-9, Connecting Coax to SPI Output Port
Seizure Screw
Assembly
Side View of SPI Case
Circuit Board
Coaxial Termination
Stinger
Enclosure
Wall
Output
Port
Stinger