Microwave
radio
relay
link
ZENITH
80
25/52
1.2
3.7
ATTACHMENT
OF
FEEDER
TO
THE
ANTENNA
Caution
Feeder
can
be
damage
while
inexpert
installation/deinstallation
of
ODU.
Feeder
is
precise
element,
manipulate
it
carefully.
Any
damage
may
cause
iAPRoper
function
of
the
whole
link.
Feeder
and
antenna
are
one
whole.
Attache
the
feeder
to
the
antenna
according
to
the
following
steps
when
delivered
separately:
•
Check
that
“O”
ring
is
slipped
on
feeder.
•
Attach
the
feeder
to
the
antenna
using
4
M4
bolts
(figure
16).
Figure
16
Attachment
of
feeder
to
the
AL1
‐
80/APR
(AL2
‐
80/APR)
antenna
CAUTION
Make
sure
that
flange
sealing
(“O”
ring)
is
on
its
place
and
it
is
not
damaged.
Silicone
„O“
ring
Bolts
attaching
feeder
M4
x
16
Feeder
