COP,| JOHNSTON ATOLL
02006A
SUPPORT
Page 3
MODIFICATION F -~ No-Break Power Unit
A second 100 kw no-break power unit was installed in the generator room on the
first floor of the JOC.
This unit, which can be operated independently or in
parallel with the other unit, provides 100 kw of 120/208 volt, 60 cycle, 3 phase
power to the Subtask A909 Computer Area.
Drawings:
91-20-M34
JS 91-20-E104
91-20-E31
MODIFICATION G@ - Laboratory Room
A 10 x lé-ft. shielded enclosure was installed in the first floor TC laboratory
area. This enclosure will provide an RF free environment for payload checkou
This facility was formerly listed under F&S No. 01107.
Drawing:
91-030-W8
MODIFICATION H
l.
A pressure regulating damper was installed in the duct running to the
telephone room on the second floor.
Drawing:
2.
- Minor Modifications
91-20-M10
Room numbers were stencilled on doors.
Acoustical tile was installed
in various locations and a door and wall were removed.
Duplex strainers
were installed in the Salt waterlines.
Drawings:
3,
Plotting boards were provided for the TG 8.3 Operations Control
Center, Room 318, onthe third floor of the JOC.
Drawings:
4,
None
Air conditioning was installed in the Radar Penthouse.
Drawings:
5.
Miscellaneous
JS 91-20-M102
JS 91-20-E118
A WWYV antenna was installed on the roof of the JOC.
A support pole fo.
the installation of a user furnished VLF antenna was provided. Ten pairs
of shielded audio cable was provided from the Transmitter Shack, Build g
23, to the T&F center, Room 430, on the fourth floor of the JOC.
Drawing:
VOLI
91-20-W9
2-10