3-12. PNVS NSA REMOVAL FROM NIGHTSIDE TEST BENCH. (CONT)
Figure 3-21. Removal of Interface Structure Insert from PNVS NSA
(b) Slowly lower NSA while ensuring that cable connector (3) feeds through the center of
Ensure that NSA alinement pin farthest from elevation mirror starts into
holding fixture alinement hole before NSA alinement pin nearest elevation
mirror starts into holding fixture alinement slot. Failure to do could cause
bending of NSA alinement pins.
(c) Aline NSA alinement pin (4) farthest from elevation mirror (5) with holding fixture
alinement hole (6).
(d) Aline NSA alinement pin (7) nearest elevation mirror with holding fixture alinement slot (8).
(e) Seat NSA on holding fixture.