TM 11-6625-1559-12
c. C h e c k
to
see
that
the
5-MHz
crystal
is
cover of the cabinet and open the cover. After
properly installed in its holder in the harmonic
removing the shipping screw, check to see that
marker
module
mountings.
2-5. Seating of
Tubes, Fuses, and
Crystals
inch rack as follows:
The
sweep
is
shipped
with
tubes,
f u s e s , and crystals installed.
Caution: Make sure the rear of the sweep
g e n e r a t o r is well supported in the rack.
a. C h e c k f o r b r e a k a g e a n d p r o p e r s e a t i n g o f
tubes. To reach tubes, loosen the screw fastener
a. R e m o v e
the
three
screws
from
the
angle
that secures the top cover of the cabinet and
bracket at each side of the front panel (total
of
six
screws),
and
remove
the
angle
brackets.
b. R e m o v e t h e t w o s c r e w s a t t h e t o p a n d t w o
b. Check to see that the fuses are installed in
The following chart shows the
s c r e w s at the bottom, which secure the handle at
locations and ratings of the fuses:
e a c h side of the front panel to the cabinet (total
of eight screws).
Fuse
c. R e m o v e t h e t h r e e s c r e w s l o c a t e d u n d e r t h e
Ref symbol
Rating (amp)
Circuit
a n g l e b r a c k e t s (a above) on each side of the
front panel (total of six screws),
F1
2
A
input
C
Plate
supply
(+)
F2
0.1
d. S l i d e t h e u n i t f r o m t h e c a b i n e t a n d i n s t a l l
Plate
supply
(-)
F8
0.4
it in the rack.