Sea Tel 3011W-91, Installation Manual

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Stowing the Antenna for Underway with Power OFF 3011W-91 Installation Manual
17-5
17.2.2. Removing the EL Shipping/Stow Restraint
1. The EL Shipping/Stow restraint is formed by a
Stow pin-bolt mounted through a bracket and
is engaged into a hole in the elevation pan
when the dish is at zenith (90 degrees
elevation).
2. In the stowed position the hardware from
right to left is Stow pin-bolt head, washer,
bracket, washer, hex nut, hex nut so that the
pin section of the Stow pin-bolt is inserted
into the hole in the elevation pan.
Pin inserted into Elevation Pan
2 Hex Nuts
Bracket
EL Stow Pin-Bolt head
3. To un-restrain the elevation axis of the
antenna, unthread the two hex nuts. Remove
the hex nuts and washer from the stow pin-
bolt.
4. Remove the stow pin-bolt from the bracket.
5. Remove the washer from the stow pin-bolt
and thread one of the 2 hex nuts onto the
bolt and tighten.
6. Put one of the washers onto the stow pin-bolt
and insert it into the bracket toward the
elevation pan.
7. Put the other washer, and then the other hex
nut, onto the bolt.
8. Tighten the hex nut to prevent the hardware
from loosening while in the un-stowed
configuration.
9. Verify that the antenna rotates freely through
its full elevation range of motion.