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Transom mount transducer – Garmin GPSMAP 188C Sounder User Manual

Page 103

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GPSMAP 188/188C Sounder Owner’s Manual

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Transom Mount Transducer

The following diagram is for mounting the transducer included with the GPSMAP 188/188C Sounder with transducer package. If the

transducer lead is too short, extension cables are available from your Garmin dealer. DO NOT cut the transducer lead or any part of the

transducer cable, as this will void your warranty. The cable cannot be spliced and connected to any existing (Garmin or non-Garmin)

transducer cables.

NOTE: DO NOT mount the transducer behind strakes, struts, fittings, water intake, or discharge ports, or anything that creates air bubbles or

causes the water to become turbulent. It is important that the transducer is in clean (non-turbulent) water for optimal performance.

Do not mount transducer directly in the �

path of the prop. The transducer can cause�

cavitation that may degrade the boat's performance �

and damage the prop.

Make sure that the transducer is�

below water level when the boat �

is on plane at high speed

Apply marine sealant to all�
screw threads to prevent water�
from seeping into the transom.

Mount the transducer cable cover�
well above the waterline.

Transducer should extend 1/8" below�
fiberglass hull or 3/8" below aluminum hull

OK

Mount the transducer parallel with the bottom.