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| SECTION FOUR — Troubleshooting and servicing the |
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: | |
| docs@northstarcmc.com | |
Ordering replacement parts
Servicing the 491
To order spare parts or replacement/missing parts, call the Sales Depart- ment at
Repair of the 491 is performed only at the factory. Service includes a com- plete hardware and software
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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|
The 491 and any accessories returned for warranty repair that are deter- mined to be without fault are subject to a handling charge.
491 INSTALLATION MANUAL Revision A | PAGE 25 |