Nexus NX Compass, Installation And Operation Manual

Page: 19 / 26

English NX Compass Pack
18
7 Maintenance and fault finding
7.1 Maintenance
•
To clean the instrument, use only mild soap solution and rinse
with water.
•
Do not use detergents or high pressure washing equipment on
the instruments and transducers.
•
Once a year, check all wiring and apply additional silicon
paste at each connection point.
•
Always use the instrument cover for protection when not in
use.
•
It is advisable to remove both instruments and transducers
and store them in a dry and room tempered place when not in
use for longer periods.
7.2 Fault finding
Before you contact your Nexus dealer, and to assist your dealer
to give you a better service, please check the following points and
make a list of:
• All connected instrument and transducers, including their
software version numbers.
• Software version numbers.
• Nexus Network data bus ID numbers for each instrument
(displayed at power up).
7.2.1 General fault finding
In most cases, the reason for faults in electronic equipment is the
installation or poor connections. Therefore, always first check that:
• Installation and connection is made per instructions for
instrument and transducers, (see 2).
• Screw terminals are carefully tightened.
• No corrosion on any connection points.
• No loose ends in the wires causing short cuts to adjacent
wires.
• Cables for damage, that no cables are squeezed or worn.
• Battery voltage is sufficient, should be at least 10V DC.
• The fuse is not blown and the circuit-breaker has not opened.
• The fuse is of the right type.
• Two instruments do not have the same ID number, (see 3).