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Mounting the Transducer

1.

Drill a 1/8" pilot hole in the preferred transducer location. Refer to
the previous section to determine the best location for your type of
boat.

2.

Drill a hole “slightly” larger than the stem of the transducer. Be
careful not to make it too large as you will run the risk of water
leaking into the hull.

3.

Cut the fairing block to the shape of your hull and insert the cable
and stem of the transducer through half of the fairing block.

4.

Apply a good grade of underwater marine sealant (polysulfide
compound) to the flange on the transducer and to the surface of
the leveling block where the block touches the outside of the hull.
Apply enough sealant so that it beads out around the transducer as
you tighten the transducer nut.

5.

Put the remaining half of the fairing block on the inside, over the
transducer, along with sealant next to the hull. Tighten lightly with
a wrench.

6.

Clean off the excess sealant from around the transducer.

IMPORTANT

After launching the boat, be certain to check the transducer location
for leaks.

11

3/4"
PIPE
THREAD

FAIRING
BLOCK

HULL

4"

1 1/4 "

3"

Summary of Contents for Clock

Page 1: ...Digital Depth Sounder OPERATING GUIDE...

Page 2: ......

Page 3: ...le Wiring 4 Installing The Transducer 5 Transom Mount Transducers 5 Through the hull Transducers 8 Low Profile Transducers 9 Stem type power Boat Bronze Transducers 10 Inside the hull Transducers 12 U...

Page 4: ...dealer immediately FEATURES n Depth Readings The QT 206 is designed to give depth readings from 2 5 feet to a maximum depth of 199 feet Depth readings are in 1 10 foot increments from 2 0 feet to 15 f...

Page 5: ...adjustments with your saw or drill 5 Extending out of the back of the instrument is a brass shaft Attach the U shaped mounting bracket over this shaft and place the washer on the shaft Thread the nut...

Page 6: ...E wire Connect the shield to the position marked SHIELD If you need these female lugs contact your Uniden Marine dealer POWER CABLE WIRING Because the QT 206 has no ON OFF switch you will need to wire...

Page 7: ...keep your battery fully charged INSTALLING THE TRANSDUCER The three most popular transducer styles are TRANSOM MOUNT Ideal on boats with outboard engines or on I O driven boats THROUGH THE HULL Ideal...

Page 8: ...nting The Transducer The transducer and bracket assembly should be oriented vertically with respect to the water to yield a vertically directed acoustic beam 1 Attach the transducer to the bracket as...

Page 9: ...after 1987 the operating frequency and part number is attached to the cable or is printed on a mylar tag near the connector end Do not remove this tag since it identifies the transducer and will help...

Page 10: ...boat is out of the water the wood will dry out When the fitting is installed and the boat is returned to the water the wood will swell and possibly crack a nylon type of transducer Therefore bronze is...

Page 11: ...is designed to be mounted flush against the hull without a fairing or leveling block The hull deadrise angle must not exceed 10 in order to use this transducer fitting Mounting the Transducer 1 Drill...

Page 12: ...n off any excess sealant from around the transducer STEM TYPE POWER BOAT BRONZE TRANSDUCERS The stem type transducer is popular as a replacement transducer since it was the primary style used on older...

Page 13: ...airing block 4 Apply a good grade of underwater marine sealant polysulfide compound to the flange on the transducer and to the surface of the leveling block where the block touches the outside of the...

Page 14: ...ng an Inside the Hull installation you must use a special Inside the Hull Transducer since it contains a transducer crystal which is wider in diameter and is designed to transmit the pulse through the...

Page 15: ...Mix the two part epoxy supplied with the transducer for at least 3 minutes If this is not done proper bonding of the transducer to the hull will not occur and false readings can occur The working time...

Page 16: ...the less time it takes for it to return The higher the ball is bounced the longer it takes to return Bouncing the ball off a hard surface such as cement is the same as bouncing a signal off a sandy or...

Page 17: ...tings are by 2 foot increments for example 10 12 14 16 18 20 feet The alarm settings jump by 5 foot increments for example A20 A25 A30 When you see a digital readout proceeded by an A this is your ALA...

Page 18: ...nsducer on your boat and to the waters where you do your boating It is typically an adjustment that is made by the boat owner since it is performed while the boat is in the water Each depth gauge is t...

Page 19: ...l operates much like the volume control on a radio If you turn it all the way down you cannot hear the music Turning it up too far makes the music blare and sound out of tune Turning the sensitivity c...

Page 20: ...wer water than what is displayed Caution should be exercised to locate the Sensitivity Control somewhere between both ends of the rotation How To Perform By rotating the control in a counterclockwise...

Page 21: ...appear and are reading the correct depth Try a known good transducer hooked up to the gauge and see if the depth appears in the window It is important to wet the transducer immediately before im mersi...

Page 22: ...racket so that it extends further under the bottom of the boat and is allowed a clean flow of water It could also require that the transducer and or bracket be relocated to achieve a clean smooth flow...

Page 23: ...ling incurred by warrantor or its representatives in connection with the performance of this warranty THE LIMITED WARRANTY SET FORTH ABOVE IS THE SOLE AND ENTIRE WARRANTY PERTAINING TO THE PRODUCT AND...

Page 24: ...1995 1996 Uniden America Corporation All rights reserved Printed in the United States of America OMQT206...

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