TM 1-6625-476-30
3-21
3-11. PNVS NSA INSTALLATION ON NIGHTSIDE TEST BENCH. (CONT)
NOTE
If EETF air supply is to be shut off, refer to TM 11-6625-3085-12.
(2) On rear of pneumatic control panel (1, figure 3-14), flip toggle valve (2) up (off).
WARNING
HIGH PRESSURE AIR
When deflating pneumatic system, 125 psi air is released. Do not use
finger to release air. Ensure that hands and feet are clear of base
assembly to prevent injury.
CAUTION
DELICATE EQUIPMENT
When deflating pneumatic system, exercise caution not to damage bleed/
drain valve.
(3) Using flat side of a screwdriver tip, press and hold bleed/drain valve (3). System should
deflate.
(4) Release bleed/drain valve.
(5) On nightside test bench, close door (3, figure 3-13). Push and rotate turnlock fasteners (2)
1/4 turn clockwise.
Figure 3-14. Toggle and Bleed/Drain Valve Locations
