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Chaoter 2: Fault Finding and Maintenance
Chapter 2: Fault Finding and Maintenance
2.1
FautFmding
All Autohelm products are, prior to packing and shipping, subjected to
comprehensive test and quality assurance programmes. However, if a
fault
arises with the ST50 Plus Mulli, the following table will help to identify the
probable cause and provide the most likely cure.
Fault
Instrument display
blank.
Cause
No supply.
Action
Check supply.
Check cabling and
security of SeaTalk
connectors.
Check fuse/breaker.
Return unit for repair.
Instrument displays
‘CODELOCK set’,
ENTER CODE
The ‘Code Lock’ feature Enter correct code
has been set.
number.
No exchange of
information between
SeaTalk instruments.
SeaTalk cabling
problem.
Failure of a group of SeaTalk
instruments in
SeaTalk
cabling/connector
chain.
problem.
Check security of
SeaTalk connectors.
Disconnect instruments
one by one to isolate
faulty unit.
Check security of
SeaTalk connectors
and non-functioning
units.