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VEXILAR FL-8 User Manual

VEXILAR FL-8
26 pages
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FL-8 Owners Manual
CONTENTS
General Description 2
Specifications 3
Unit Installation 4
Power Connection 4
Transducer Installation 5 - 8
Operation 9 - 10
Typical Indications 10 - 14
Maintenance 15
Operational Questions & Answers 16 - 20
Trouble Shooting Chart 21
Transducer Beam Angle Chart 22
Transducers 23-25
Service and Support 26
Founded in 1965, Vexilar, Inc. has a long his-
tory of bringing revolutionary technology to
the sport fishing industry. Just some of the
Vexilar firsts include: the first liquid crystal
display, the first fish alarm, the first three
color display, and the first CRT and straight
line paper graphs, for the sport fisherman.
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VEXILAR FL-8 Specifications

General IconGeneral
Display TypeLED
Power Output400 watts peak-to-peak
TypeFish finder
ModelFL-8
Voltage12V
Battery12V, 7 amp-hour
Featuresinterference rejection
Power SourceBattery
Current Draw0.5 amps
DisplayThree-color LED
Beam Angle12 degrees

Summary

General Description

Specifications

Unit Installation

Power Connection

Details connecting the unit to a 12V power source and wiring recommendations.

Transducer Installation

High Speed Transducers

Mounting instructions for high-speed transducers on a boat's transom, focusing on water flow.

Puck Style Transducers

In-Hull Mounting

Method for gluing the transducer to the hull for optimal readings, including test runs.

The Ice-Ducer™ System

Operation

Power and Range Control

Explains the control knob for turning the unit on and selecting depth ranges.

Gain Control

Describes the gain control for adjusting signal strength displayed on the unit.

Alarm Calibration Control

Details setting the alarm point and its function for fish or bottom detection.

Typical Indications

Explains how display colors indicate signal strength and target types.

Hard Bottom

Describes hard bottom indications on the display with predominantly red signals.

Weedy Bottom

Explains challenges identifying bottom/fish in weedy conditions and gain adjustment.

Seeing Fish

How fish appear as targets, their color changes, and identification challenges.

Clutter vs. Noise

Differentiates acoustical clutter from electrical noise interference on the display.

High Speed Operation

How the FL-8 performs at high boat speeds and potential issues with turbulence.

Ice Fishing

Specific guidance for ice fishing, focusing on bait placement, gain, and fish detection.

Maintenance

Permanent Mount

Maintenance tips for permanently mounted units, covering connections and transducer care.

Portable Maintenance

Maintenance for portable units, emphasizing wear, tear, and battery condition.

Operational Questions & Answers

Where Should The Gain Control Be Set?

Guidance on setting the gain control for ice fishing and open water fishing for optimal readings.

Why Can't I See My Bait While Ice Fishing?

Explains why bait may not be visible during ice fishing and how to fix it.

Why Do Some Lures Show Up Better Than Others?

Explains that lure reflectivity and shape influence display visibility.

What Color Should Fish Be?

Details how fish colors change on the display based on their position relative to the transducer.

How Long Will My Battery Last?

Information on unit run time, battery voltage limits, and battery life considerations.

How Far Down The Ice Hole Does The Ice-Ducer Have To Be?

Explains necessary water contact for depth readings and Ice-Ducer placement.

Will The FL-8 Read Through The Ice?

Confirms the unit reads through clear ice with good contact.

Why Do I Get Interference?

Discusses causes of interference from other equipment and potential solutions.

Which Side of the Transducer Should Be Aimed Toward The Lake Bottom?

Guides on which transducer side (flat side) should face the lake bottom.

What Does the Zero Light Mean?

Explains the zero light as the start of sound transmission and its typical width.

What Does the Bottom Light Mean?

Details how bottom light color and width provide information about bottom type and depth.

Why Is The Bottom Indication So Wide?

Explains bottom indication width is summation of coverage radius and gain control.

Service and Support

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