Installation manual

On-board maintenance
Figure 37 Filter on front of the Processor Unit
(CD015006B)
A A
B
1 Observe the location of the filters on the front side of the
Processor Unit (A).
2 Power down the sonar system. Open the protection lid on
the front side of the unit, and switch off the unit using the
main on/off switch (B).
3 Grab a firm hold on each side of each filter case, and pull
it out.
4 Use a vacuum cleaner to remove dust from the filters.
5 When the filters have been cleaned, power up the P rocessor
Unit.
Serviceable parts
There are no user serviceable parts inside the Processor Unit.
Interface Unit
Observe the following on-board maintenance instructions for
the Interface Unit.
Interface Unit cleaning
The Interface Unit must be kept clean and dry. Remove dust and
salt water residue with a soft cloth moistened in fresh water. D
o
not use strong solvents.
Serviceable parts
There are no user serviceable parts inside the Interface Unit.
Operating Panel
Observe the following on-board maintenance instructions for the
Operating Panel.
164385/E 183