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TREASURE HUNTER’S CODE OF ETHICS:

•Always check Federal, State, County and local laws before searching.

•Respect private property and do not enter private property without the owner’s permission.

•Take care to refill all holes and leave no damage.

•Remove and dispose of any and all trash and litter found.

•Appreciate and protect our inheritance of natural resources, wildlife and private property.

•Act as an ambassador for the hobby, use thoughtfulness, consideration and courtesy

at all times.

•Never destroy historical or archaeological treasures.

•All treasure hunters may be judged by the example you set; always conduct yourself

with courtesy and consideration of others

5

5

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-

Y

Y

E

E

A

A

R

R

 

 

L

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M

I

I

T

T

E

E

D

D

 

 

W

W

A

A

R

R

R

R

A

A

N

N

T

T

Y

Y

The F4 metal detector is warranted against defects in materials and
workmanship under normal use for five years from the date of purchase to
the original owner. 

Damage due to neglect, accidental damage or misuse of this product is not
covered under this warranty. Decisions regarding abuse or misuse of the
detector are made solely at the discretion of the manufacturer. 

P

P

r

r

o

o

o

o

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o

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i

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r

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.

.

Liability under this Warranty is limited to replacing or repairing, at our option,
the metal detector returned, shipping cost prepaid to Fisher Labs. Shipping
cost to Fisher Labs is the responsibility of the consumer.

To return your detector for service, please first contact Fisher Labs for a Return
Authorization (RA) Number. Reference the RA number on your package and
return the detector within 15 days of calling to:

1465-H Henry Brennan Dr.

El Paso, TX 79936

Phone: 915-225-0333 ext.118

Warranty coverage does not include the cost of transporting the detector
back to an owner who is located outside of the United States of America.

NOTE TO CUSTOMERS OUTSIDE THE U.S.A.
This warranty may vary in other countries, check with your distributor for details.
Warranty does not cover shipping costs.

According to FCC part 15.21 Changes or Modifications made to this device not expressly approved by the

party responsible for compliance could void the users authority to operate this equipment.

Copyright© 2010

All rights reserved, including the right to reproduce this book, or parts thereof, in any form.

Fisher

®

is a registered trademark of Fisher Research Labs

www.fisherlab.com

SETTING UP

No tools required.

l

    

 

             

  

 

 

 

 

1

1

Insert the lower stem (plastic tube) into the middle
stem.

l

     

 

2

2

Position the lower stem with the silver
button toward the back.
Using the bolt and wing nut,
attach the search coil to the
lower stem.

l

     

 

3

3

Press the button on
the upper stem,
and slide the
lower stem
assembly into the
upper stem.

Adjust the stem to
a length that lets you maintain a comfortable upright posture, with
your arm relaxed at your side, and the search coil parallel to the
ground in front of you.

l

     

 

4

4

Wind the cable securely around the stem.

l

     

 

5

5

Insert the plug into the matching connector on the right underside of
the detector body.  Be sure that the key-way and pins line up correctly.

l

     

 

6

6

After the stem length is adjusted to your height, tighten the two
locking collars to stabilize the stems.

U

U

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m

m

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p

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.

.

Arm Rest Adjustment

If you wish to change the position
of the arm rest, remove the screw
and move the arm rest to one of
the alternate hole locations.

Biaxial Searchoil

Wing nut

F4manual-SPREADS(24pg).qx  4/13/11  8:30 AM  Page 4

     

    

 

 

 

Summary of Contents for F4

Page 1: ...OPERATING MANUAL Use ALKALINE Batteries ONLY 50 41311 ...

Page 2: ... C Co oi il l C Ch ha ar ra ac ct te er ri is st ti ic cs s 1 17 7 B Bo ot tt tl le e C Ca ap pD Di is sc cr ri im mi in na at ti io on n 1 17 7 S Sw we ee et t S Sp po ot t 1 17 7 S Se en ns si it ti iv vi it ty y A Ad dj ju us st tm me en nt t 1 18 8 E El le ec ct tr ro om ma ag gn ne et ti ic c I In nt te er rf fe er re en nc ce e 1 18 8 S Se ev ve er re e G Gr ro ou un nd d C Co on nd di it ti...

Page 3: ...e old cans pipes bolts and nails Sometimes the desired target is made of iron Property markers for instance contain iron Valuable relics can also be composed of iron cannon balls old armaments and parts of old structures and vehicles can also be composed of iron F FE ER RR RO OU US S Metals which are made of or contain iron P PI IN NP PO OI IN NT TI IN NG G Pinpointing is the process of finding th...

Page 4: ...ind the cable securely around the stem l 5 5 Insert the plug into the matching connector on the right underside of the detector body Be sure that the key way and pins line up correctly l 6 6 After the stem length is adjusted to your height tighten the two locking collars to stabilize the stems U Us se e m miin niim ma all f fiin ng ge er r p pr re es ss su ur re e t to o s st ta ar rt t t th hr re...

Page 5: ...ousing l 3 3 Insert 2 9 Volt A AL LK KA AL LI IN NE E batteries with the contacts pointed inward and press down on the back of the batteries to snap them into place Some brands of batteries will require moderate force to clear the retaining tabs l 4 4 Replace the battery door Most metal detector problems are due to improperly installed batteries or the use of non alkaline or discharged batteries I...

Page 6: ... or metal objects from hands and wrists d Turn off appliances or lights that cause electromagnetic interference e Pivot the search coil back toward the detector body I II II I P Po ow we er r U Up p Press the ON OFF touch pad I IV V W Wa av ve e e ea ac ch h O Ob bj je ec ct t o ov ve er r t th he e S Se ea ar rc ch h C Co oi il l a Notice a different tone for each object L Lo ow w T To on ne e Na...

Page 7: ...ll move to the 5 segment X XI I P Pr re es ss s t th he e N NO OT TC CH H t to ou uc ch h p pa ad d a ag ga ai in n The R will disappear under 5 segment X XI II I W Wa av ve e t th he e n ni ic ck ke el l o ov ve er r t th he e s se ea ar rc ch h c co oi il l The nickel is detected X XI II II I W Wa av ve e t th he e p pe en nn ny y o ov ve er r t th he e s se ea ar rc ch hc co oi il l X XI IV V P...

Page 8: ... TUNE All Metal P Pr re es ss s t th hi is s p pa ad d a an nd d A AL LL L M ME ET TA AL L a ap pp pe ea ar rs s o on n t th he e d di is sp pl la ay y This mode is a ground balanced all metals motion search mode This mode offers the maximum amount of sensitivity under most ground conditions The search coil must be in motion to detect metal One monotone sound is emitted No discrimination or target...

Page 9: ...er PINPOINT Not applicable The a an nd d touch pads have no function in this mode DISC a an nd d will increase or decrease the level of discrimination Each press of the pads will cause an R to appear or disappear on the display When the R appears the corresponding target category will be eliminated from detection No audible tone nor target arrow will appear when the searchcoil passes by an object ...

Page 10: ...p pl la an n t to o u us se e P PI IN NP PO OI IN NT T a as s a a c co on nt ti in nu uo ou us s s se ea ar rc ch h m mo od de e t th he e d de et te ec ct to or r m mu us st t b be e g gr ro ou un nd d b ba al la an nc ce ed db be ef fo or re e s se ea ar rc ch hi in ng g DISC This control invokes motion target identification search modes Successive presses of the DISC pad will toggle back and fo...

Page 11: ...librated to coin sized objects If the target is larger than a coin it can be used to approximate relative target depth NOTCH This control allows you to selectively include or exclude target categories from detection The NOTCH control can be invoked from any search mode After selecting the categories to notch in or notch out the detector will always return to the motion discrimination mode Notching...

Page 12: ...ated to the soil the result will be deeper target detection quieter operation and more accurate target identification H Ho ow w t to o G Gr ro ou un nd d B Ba al la an nc ce e y yo ou ur r d de et te ec ct to or r Preferred method Find a patch of ground free of metal 1 1 Rotate the G Gr ro ou un nd d B Ba al la an nc ce e K KN NO OB B 100 clockwise to the Preset position 2 2 Press the A AU UT TO O...

Page 13: ...nd balance over a metal object A Allt te er rn na at te e Q Qu uiic ck k G Gr ro ou un nd d B Ba alla an nc ciin ng g M Me et th ho od d You may also use the following simpler method to ground balance While not as accurate as the coil pumping method in AutoTune it yields an approximate ground balance setting Find a patch of ground free of metal 1 1 Set the ground balance knob at the pre set positi...

Page 14: ...on the object detected L LO OW W T TO ON NE E Ferrous objects such as iron and steel will induce a low tone The smallest gold objects can also induce a low tone L LO OW W M MI ID D Pull Tabs nickels smaller gold M ME ED DI IU UM M T TO ON NE E Newer pennies post 1982 larger gold objects zinc and small brass objects will induce medium tones Many recent vintage non U S currencies will induce medium ...

Page 15: ...he left it will register G Go olld d f flla ak ke es s will register under Iron 1 S Sm ma allll g go olld d iit te em ms s will register under Iron or 5 PT M Me ed diiu um m s siiz ze ed d g go olld d iit te em ms s will register under PT or S cap L La ar rg ge e g go olld d iit te em ms s will register under S cap or Zinc S SIIL LV VE ER R T TA AR RG GE ET TS S Silver objects will normally regist...

Page 16: ...ddle of the screen TWO DIGIT TARGET INDICATOR The Two digit target indicator in the middle of the LCD display provides a specific target value to help identify buried targets more accurately With practice in the field you will learn to associate target values with the probableidentificationofburiedobjects The target value can vary each time the coil passes over the target depending upon the angle ...

Page 17: ... it is not a bottle cap using the following method 1 1 If a repeatable ID around 68 to 72 then it should be a dime or copper penny 2 2 If not in the range of 68 to 72 then a a Sweep the back end of search coil over the target If tone changes from high to a low tone it is probably a bottle cap b b Sweep search coil fast across target 1 1 If tone and ID value drop it is probably a bottle cap 2 2 If ...

Page 18: ...ll chatter in proximity to underground or overhead power lines or to indoor or outdoor electrical devices In fact if you notice rapid chatter with the searchcoil near the ground you may be able to trace the approximate location of the underground power lines by following the chatter To manage chatter which is most likely from electrical interference 1 1 R RE ED DU UC CE E t th he e S SE EN NS SI I...

Page 19: ... completely disappears at different angles the target may be trash or a low value metal If you are new to the hobby dig all targets With practice in the field you will soon identify audible and visual target feedback with certain types of metal objects P Pi in np po oi in nt ti in ng g p pr ro oc ce es ss s i in n m mo ot ti io on n m mo od de es s 1 1 Sweep over target in narrowing side to side p...

Page 20: ...D Do ow wn n 1 1 To narrow the response further position the center of the searchcoil near the center of the response pattern but not directly over the center 2 2 Press PINPOINT pad again 3 3 Repeat this narrowing procedure to narrow the field of detection further N No ot te e Depth indication is less accurate after narrowing COIL DRIFT If you plan to use the PINPOINT mode for continuous searching...

Page 21: ... Pu ur rc ch ha as se e i is s r re eq qu ui ir re ed d t to o m ma ak ke e a a c cl la ai im m u un nd de er r t th hi is s w wa ar rr ra an nt ty y Liability under this Warranty is limited to replacing or repairing at our option the metal detector returned shipping cost prepaid to Fisher Labs Shipping cost to Fisher Labs is the responsibility of the consumer To return your detector for service p...

Page 22: ...2 22 2 NOTES TE The ter E EL L D DI I R RE E I IR RO O F FE E P PI IN N P PU U G G ...

Page 23: ...2 23 3 NOTES ...

Page 24: ...P Lesche Knife 49 95 Made from high quality heat treated tempered steel The ultimate digging tool Comes with a durable sheath 12 in length with a 7 serrated blade LESCHE KNIFE Fisher Apron 5 95 Natural canvas with 2 large pockets FISHER APRON Fisher Baseball Cap 14 95 One size fits all Fisher T Shirt 19 99 00 cotton with Fisher Logo Sizes LG XL XXL Replacement Accessory Search Coils 11 Biaxial Sta...

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