TM 11-5895-846-14
(3) Disconnect power cords from rear of unit.
shelf to rack.
(4) Remove unit from rack.
(3) Working above unit, remove connectors
(5) Reinstall unit following steps (1) through
from rear of chassis.
(4) above in reverse order.
(4) Slide unit along the side rails and
m. Removal and Replacement of the TTY Loop
withdraw it
completely from the rack.
Monitor, Al 7.
(5) Reinstall unit following steps (1) through
(4) above in reverse order.
(1) Remove unit A16 following the procedure
q. Removal and Replacement of KG-81 Shelf,
as outlined in step I above.
A21.
(2) Loosen all captive screws securing front
(1) Repeat steps I through p above.
panel to rack and pull drawer partially out of rack to
(2) Remove combination lock from locking
enable access to rear connectors.
bar and remove locking bar.
(3) Remove rear connectors and completely
(3) Remove two KG-81 units from shelf after
withdraw unit from rack.
loosening captivated screws securing units to shelf.
(4) Reinstall unit following steps (1), (2), and
(4) From inside of shelf, remove two loose
(3) above in reverse order.
n. Removal and Replacement of TTY/FSK Patch
screws retaining unit to KG-81 power supply support.
Panel, A18.
(5) Pull drawer partially out of rack for access
to rear connectors.
(1) Remove all external cables from front
(6) Remove one circular and 10 triaxial
panel.
connectors from top apron on chassis and remove the
(2) Remove unit A17 following the procedure
ten triaxial connectors located at rear.
as outlined in step m above.
(7) Reinstall unit following steps (1) through
(3) Remove loose screws securing front
(6) above in reverse order.
panel to rack.
r.
Removal and Replacement of KG-81 Power
(4) Pull unit slightly out of rack to gain access
Supply No. 1, A22.
to connectors on rear of chassis.
(1) Turn the power switch to the OFF position
(5) Working above unit, remove circular
on the unit.
connectors on rear of chassis and completely withdraw
(2) Remove loose hardware securing front
unit from rack.
panel to rack.
(6) Reinstall unit following steps (1) through
(3) Pull on the two front panel handles to
(5) above in reverse order.
extend the drawer to its maximum open position, as
NOTE
allowed by the opening stops on the drawer slide
Reinstall connectors in the following
assembly.
sequence: J5, J4, J1, J2, and J3.
CAUTION
o. Removal
and
Replacement
of
the
Because of unit weight, two persons are
Keyer/Converter Shelf, A19.
required for removal purposes.
(1) Remove units A16, A17, A18, A34, A35,
(4) Disconnect two circular connectors and
and A36 following the procedures as outlined in steps l,
spade lug at ground stud connection on rear of unit.
m, n, ae, af and ag.
(5) Depress slide stop tabs and slide unit
NOTE
outward until clear of slide tracks.
Units A34, A35, and A36 are located
(6) Reinstall unit following steps (1) through
behind units A16, A17, and A18.
(5) above in reverse order.
(2) Remove loose screws securing front of
s. Removal and Replacement of KG-81 Power
shelf to rack.
Supply No. 2, A23. Same as step r above.
(3) Working above unit, remove connectors
t.
Removal and Replacement of the Echo
from rear of chassis.
Suppressor Unit, A24 (ES-3B).
(4) Remove plug-in units A1 through A8.
(1) Turn the power switch on the unit to the
(5) Remove a screw on each side of the
OFF position.
chassis near the rear.
(2) Remove the top access panel from the
(6) Slide unit along the side rails and
side of rack 8 (located above the central distribution
withdraw it completely from the rack.
frame A30).
(7) Reinstall unit following steps (1) through
(3) Through access panel opening, remove
(6) above in reverse order.
eight circular connectors from rear of chassis.
p. Removal and Replacement of the Filter Bridge
(4) Remove captivated screws securing front
Shelf, A20.
of unit to rack; and while depressing slide stop tabs, slide
(1) Repeat steps l through o above.
unit outward until clear of slide tracks.
(2) Remove loose screws securing front of
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