Antenna Alignment; Skew Setting; Antenna Installation - Andrew 75E LFL Assembly Instructions Manual

ANTENNA ALIGNMENT

3
Skew Alignment
Set the SKEW on AZ/EL skew
mount prior to placement of
reflector on mount tube. Refer
to the skew value determined on page 2.
Loosen the (four) skew locking bolts
until they are just finger tight and
rotate the AZ/EL skew mount to align
the skew indicator mark with correct
number on skew scale, as shown.
o
Scale is in 2 increments.
Tighten skew locking bolts to a torque
of 11 Nm (8 Ft-lbs).

ANTENNA INSTALLATION

4
Refer to installation mount instructions
A plumb mount tube is essential to a quick and accurate antenna alignment. After verifying a plumb mount tube,
loosen (4) azimuth locking bolts located on AZ/EL mount and slide AZ/EL mount over Tri-Mast wall mount tube.
Loosely tighten (4) azimuth locking bolts. Do not tighten securely until azimuth alignment is determined and set.
Other mount options are available. The mount tube must have an outside diameter of 2-3/8 inches to be used
with this antenna.
Azimuth
Locking
Bolt
(4 Places)
Mount
Tube
(Optional)

SKEW SETTING

Skew
Indicator
Mark
Skew
Locking
Bolts
(4 Places)
AZ/EL Mount
Tri-Mast Wall Mount
4
o
0
Detail