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TESTING AND USING THE DETECTOR 

 

To  learn  how the detector reacts to  different  metals,  you should  test  it before  you use it  the first time.  You can  test the 

detector indoors and outdoors. 

 

Indoor Testing and Use 

1.  Switch the POWER switch to ON. 

2.  Set the operating mode. 

3.  Place  the  detector  on  a  wooden  or  plastic  table,  and  then  remove  any  watches,  rings,  or  metal  jewellery  you  are 

wearing. 

4.  Adjust the search coil so the flat part points towards the ceiling. 

Note: 

Never  test  the  detector  on  a  floor  inside  a  building.  Most  buildings  have  metal  of  some  kind  in  the  floor,  which  might 

interfere with the objects you’re testing or mask the signal completely. 

                                             

 

5.  Slowly sweep a sample of the material you want the detector to find (such as a gold ring or coin) 2-3 inches or more 

above the face of the search coil. When the detector detects any metal, it sounds a tone and an arrow appears below 

the target icon. Also LCD displays the depth of the target. 

 

Note: 

If you are using a coin, the detector will detect it more easily if you hold it so a flat side is parallel with the flat side of the 

search coil. A sweep with the side of coin over search coil might cause false indication and unstable display of arrow. 

 

Outdoor Testing and Use 

1.  Switch POWER to ON. Set the operating mode. 

2.  Find an area on the ground outside where there is no metal. 

3.  Place a sample of the material you want the detector to find (such as a gold ring or a coin) on the ground. 

 

Note:   

If you are using valuable metal such as gold to test the detector, mark the area where you place the item, to help you find 

it later. Do not place it in tall grass or underneath dense foliage! 

 

4.  Hold the search coil level to the ground about 2.5-5cm (1-2 inches) above the surface, slowly move the search coil 

over the area where you placed the sample, sweeping the search coil in a side-to-side motion. 

 

Search coil Sweeping Hints: 

 

Never  sweep  the  search  coil  as  if  it  were  a  pendulum.  Raising  the  search  coil  while  sweeping  or  at  the  end  of  a 

sweep will cause false readings.

 

 

 

 

 

 

Summary of Contents for 8042

Page 1: ...Head Office 11 Bridge Street Bishops Stortford Hertfordshire CM23 2JU Customer Services Tel 0844 482 4400 Fax 01279 713695 METAL DETECTOR WITH HEADPHONES 8042...

Page 2: ...A quick look at the detector 5 Displays 5 Tones 6 Operation 6 Turning on the detector 6 Setting the operation mode 6 Testing and using the detector 7 Indoor testing and use 7 Outdoor testing and use 7...

Page 3: ...uires 2 x 9 Volt alkaline batteries not supplied PREPARATION ASSEMBLING THE DETECTOR Assembling your detector is easy and does not require any special tools Just follow these steps 1 Turn the stem s l...

Page 4: ...ording to local authority waste disposal guidelines Never bury or burn them Caution If you plan not to use the unit for a week or more at a time remove the batteries Batteries can leak chemicals that...

Page 5: ...l such as jewellery tokens medals or even scrap metal about same size and type as a coin Since the indications are approximations the detector may not have actually found the item it indicates The ind...

Page 6: ...spectively After a few seconds the detector enters stand by mode At this time the LCD displays ALL METAL and SENS The value of SENS on the segment is 5 The range from MIN to MAX for DISC NOTCH is avai...

Page 7: ...LCD displays the depth of the target Note If you are using a coin the detector will detect it more easily if you hold it so a flat side is parallel with the flat side of the search coil A sweep with...

Page 8: ...d electrical interference or a large irregular shaped piece of scrap metal False signals are usually broken or intermittent Adjusting SENSITIVITY After you become familiar with how your detector works...

Page 9: ...The angle of the target buried in the soil The depth of the target The level of rust on the target The size of the target Electro magnetic and electrical interference surrounding the target If you de...

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