Hearing from you, Ordering replacement parts, Servicing the 491 – NorthStar Navigation 491 User Manual

Page 29

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SECTION FOUR — Troubleshooting and servicing the

491 INSTALLATION MANUAL Revision A

PAGE 25

Hearing from you

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:

[email protected]

Ordering
replacement
parts

To order spare parts or replacement/missing parts, call the Sales Depart-
ment at 978/897-0770.

Servicing the
491

Repair of the 491 is performed only at the factory. Service includes a com-
plete hardware and software check-out.

The 491 and any accessories returned for warranty repair that are deter-
mined to be without fault are subject to a handling charge.

NOTE:

Field repairs are not authorized and will void the
warranty!

For transducer service, including parts and repairs,
please contact the transducer manufacturer.

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