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Hearing from you
Ordering
replacement
parts
Servicing the
491
491 INSTALLATION MANUAL Revision A
Your feedback is important and helps Northstar ensure that this manual
is a valuable resource for all marine technicians. Send your questions,
comments, or suggestions about this manual to:
To order spare parts or replacement/missing parts, call the Sales Depart-
ment at 978/897-0770.
Repair of the 491 is performed only at the factory. Service includes a com-
plete hardware and software check-out.
NOTE:
The 491 and any accessories returned for warranty repair that are deter-
mined to be without fault are subject to a handling charge.
SECTION FOUR — Troubleshooting and servicing the
docs@northstarcmc.com
Field repairs are not authorized and will void the
warranty!
For transducer service, including parts and repairs,
please contact the transducer manufacturer.
PAGE 25
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