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Fisher Labs M-66 Operating Manual

Valve and box locator
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Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com
M-66
Valve and Box Locator

(Metal Detector)

Operating Manual
F I S H E R
R E S E A R C H
L A B O R A T O R Y

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  Summary of Contents for Fisher Labs M-66

  • Page 1: Metal Detector

    Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com M-66 Valve and Box Locator (Metal Detector) Operating Manual F I S H E R R E S E A R C H L A B O R A T O R Y...
  • Page 2: Table Of Contents

    CONTENTS Description .................pg. 3 Control Panel ................pg. 4 Setting Up ...................pg. 5 Tuning ..................pg. 5 Searching ...................pg. 6 Headphones ................pg. 6 Specifications ................pg. 7 Treasure Hunter’s Code of Ethics ..........pg. 7...
  • Page 3: Description

    DESCRIPTION The Model 66 Valve and Box Locator (M-66) offers the utility indus- try an uncomplicated detector for finding buried metal objects. This all-metal metal detector can even search through concrete and asphalt. Please note that the M-66 is a Metal Detector which should not be a substitute for a Utility Line Tracer.
  • Page 4: Control Panel

    Battery Test button will indicate battery strength.This is a no-load battery test. On/Off Ground Rejection This control turns the M-66 on and off. It is used to electronically balance the M-66 to compen- sate for the natural mineral content of the soil or ground surface.
  • Page 5: Setting Up

    M-66 SETTING UP The M-66 comes ready to use. Extend the lower stem of the M-66 so that the search coil rests between 6 to 12 inches in front of your feet. Your arm should be straight and relaxed with your grip held loosely.Tighten the locking knot at the bottom of the up-...
  • Page 6: Tuning

    (respond) to be larger then it should. To get a visual outline of the target, you need to reduce the sensitive of the M-66. An easy way to do that is to raise the coil and pass over the target. This can help establish the edges of the target.
  • Page 7: Searching

    M-66 SPECIFICATIONS Subject to improvement or modification without notice. Search Loop Configuration..Double D (direct wired) Output Frequency of Loop ..4.5kHz, Output Indication ....Speaker 16 ohm impedence ..........Audio fequency 450 Hz Power Supply ......9V, each Power Consumption ....(-9V) 17 mA ..........
  • Page 8 QUALITY Fisher detectors are renowned for their quality. Each detector is hand crafted in the USA with pride PERFORMANCE Our detectors and locators are durable, dependable, and search deeper. REPUTATION Fisher produced the first patented metal detector in 1931. For over 70 years, the Fisher logo has been a mark of excellence.