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Table 2-2 Building 991 Complex Exhaust Systems
FT=
Exhaust System
System not in use.
Status ~~
1
System located on the roof of Building 991 and serves the north side of the building
with gnlls in the hallway and hoods (removed) in Room 157. S-1, E-20, E-4, and P-2
will stop if E-2 is stopped. System not in use.
System located on the south wall of Room 130 and serves the women’s restroom and
shower area. E-3 is interlocked with S-3 in that S-3 will stop if E-3 is stopped.
System is located on the ceiling of Room 132 and serves Room 132 and the men’s
p=
restroom and shower area. If E4 is stopped, S-1, E-20, E-18, and P-2 wil stop.
Exhaust fan is located on the roof of Building 991 and serves Room 101. It is
interlocked with S-4 and starts when S-4 is started. This fan not in service currently
System not in use.
E-14
System not in use.
r-
System not in use. There are two fans labeled E-14. One is located on the roof of
Building 991 (fan recent1.c. labeled as disabled). The other is located in hallway 149
System is located on the roof of Building 991 and serves the radiography area,
Rooms 160 through 165. E-15 is user controlled and is normally runwhen film
processing is taking place.
System not in use.
System is located on the roof of Building 991 and serves Building 998 (Room 300
and Comdor A). This system has a single stage plenum on the roof of Building 99 1
by the fan to provide this system with an additional stage of filtration. The additional
stage is not tested. S-1, E-20, and P-2 will stop if E-18 is stopped.
System is located on the roof of Building 991 and serves a hood (hood is out of
service and abandoned in place) in Room 140. E-4, E-18, and P-2 will stop if E-20 1s
1
t E-22
stopped. This fan is not in sexvice currently.
System not in use.
System located on roof of Building 991 and exhausts Room 150.
System is located on the roof of Building 991 and serves Room 155. S-2 will stop B
E-24 is stopped
System located on the roof of Building 991 and serves Room 143.
Plenum Exhaust Fans #1, Systems located on the roof of Building 991 north of the main exhaust plenum with
#2, and #3
grills located in the north east-west running hallway. All supply and exhaust fans m
Building 991 will stop if all plenum exhaust fans are stopped,
I
System located in Building 985 and serves Buildings 996,997, and 999 (vaults and
corridors). 1
Revision L
Senternher 1999
Building 99 1 Complex FS 4R