Surface Mounting - Navman GPS 1240 Installation Manual

3 Mounting
There are two mounting options:
Surface mounted

3-1 Surface mounting

Select a suitable location which allows access for affi xing nuts and has a suitable mounting surface.
Avoid high traffi c areas where the antenna may be a tripping hazard.
Ensure that any holes made are in a safe position and will not weaken the boat's structure. If in
doubt, consult a qualifi ed boat builder.
1. Clean the surface where the antenna will
be mounted.
2. Peel the back off one
side of the gasket
and stick the gasket
in the fi nal mounting
position.
3. Using the gasket
as a template, drill
four 4 mm (5/32")
holes.
4. The cable may either pass through the
surface the antenna is mounted on, or
exit the side of the antenna:
4A For GPS 1330 if
passing cable through
the surface, drill a 9
mm (3/8") hole for the
connector.
For GPS 1240 if
passing cable through
the surface, drill an 18 mm
(23/32") hole for the
connector.
GPS 1240/1330 antenna installation manual
Pole mounted
4B If exiting the side of the
antenna, remove three
plastic tabs, then seal
cable into place with
silicon.
Ensure that the
channel is fi lled
with silicon to
provide a seal
when gasket is
in place.
5. Attach the four threaded
pins to the antenna.
6. Peel the plastic off the
gasket.
7. Place antenna in fi nal
position.
8. Attach the four nuts to the threaded rod.
Do not overtighten.
9. Attach to instrument, then secure the
cable at regular intervals.
NAVMAN
Gasket
Fill with
silicon
5