Processing Unit; Display Unit - Simrad HS52 Instruction Manual

Simrad HS52 GPS compass and DGPS navigator
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Processing Unit

No special maintenance is required. It is advisable, however, at
the start of each season to make a visual inspection of the
terminals below the bottom cover (terminal cover) and check all
connections.

Display Unit

The Display unit will under normal use require little
maintenance.
If the unit requires any form of cleaning, use fresh water and a
mild soap solution (not a detergent). It is important to avoid
using chemical cleaners and hydrocarbons such as diesel, petrol
etc.
Make sure that all open connectors on the Display unit are fitted
with a protection cap.
It is advisable at the start of each season to check all connections
to the unit and cover with Vaseline or WD40. If the Display unit
is not removed from the vessel, it should be covered with the
white protection cover.
20222360 / E