TM 11-6625-3081-23
5-15. OPTICAL SIGNAL ANALYZER PHOTOMULTIPLIER AND BRACKET ASSEMBLY
5-15
2A1A1A7 REPAIR (cont)
h.
Remove two screws (15), four
washers (16), two lockwashers
(17), two nuts (18), and position
cover (19) to access terminal
block (20).
i.
On terminal block (20), loosen
two screws (21), and tag and
remove two wires (22).
j.
Remove two screws (23), six wash-
ers (24), two lockwashers (25),
and nuts (26) securing shutter
assembly (27) to adapter plate
assembly (28).
k.
Remove shutter assembly (27).
INSTALLATION
l.
Position shutter assembly (27) on
adapter plate assembly (28) and
install two screws (23), six
washers (24), two lockwashers
(25), and nuts (26).
m.
Attach two wires (22) to terminal
block (20) and secure in place by
tightening two screws (21).
n,
Position cover (19) on adapter
plate assembly (28) and install
two screws (15), four washers
(16), two lockwashers (17), and
nuts (18).
o.
Check clearance of actuator blade
(29) in optical switch assembly
(30).
Blade should not touch
switch.
Adjust blade as needed
with two nuts (31).
5-75
