LBT Q 2 2007 Engineering Review SHTR ShuttersSealsMechanisms
LBT Q 2 2007 Engineering Review SHTR Shutters/Seals/Mechanisms 10 -Jul-2007 LBT Q 2 2007 Engineering Review
Highlights (Q 2/2007) n n Installed floating latch socket at station 1009 (outboard left rear) Observed operation of the this and an unmodified socket 10 -Jul-2007 LBT Q 2 2007 Engineering Review
Open Issues n Technical n n n Schedule n n Procure & install more floating sockets Financial n n Emergency Power for Shutter Door Closure How many floating latches do we need? All or some? Pay for more floating sockets (~$20 k) Resource n Mountain manpower availability 10 -Jul-2007 LBT Q 2 2007 Engineering Review
10 -Jul-2007 LBT Q 2 2007 Engineering Review
Socket Comparison New on Left Old on Right 10 -Jul-2007 LBT Q 2 2007 Engineering Review
Progress (Q 2/2007) n From last review n New Shutter Latch Socket Testing n n n Installed prototype floating socket Observed operation – smooth and quiet Operation of old sockets rough, loud, and dramatic, lifts building Shutter latch maintenance support (Bruce & Kevin do all the heavy work) Matt is working on metal gears to replace plastic gears in ball drive 10 -Jul-2007 LBT Q 2 2007 Engineering Review
Planning (Q 3/2007) n n n Decide how many more floating sockets are needed (24 sockets in all, may need 2 or more originals for stiffness) If we keep some original style sockets, modify them for more clearance Procure them (~$800 each, x 24 = $19, 200) 10 -Jul-2007 LBT Q 2 2007 Engineering Review
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