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Minelab F3 COMPACT Metal Mine, Service Manual

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Minelab F3 COMPACT Metal Mine Service Manual Download Page 25

F3 COMPACT Service Manual 

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Unscrew the screw toroid from the main PCB, using a 2.5mm hex key driver. 

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Disconnect the battery connector from the main PCB. 

 

 

 

 

 

 

 

 

 

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Remove the two Screws (12mm) from the interface PCB. 

 

 

 

 

 

 

 

 

 

 

 

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Disconnect the 10 way connector from the interface PCB (Figure 35). 

Figure 33:   Screw Toroid & Battery Connector 

Battery Connector 

Screw Toroid  

Mounting 

Screws 

Interface PCB 

Figure 34:   Interface PCB 

Figure 32:   Removing the Coil Connector Nut (18mm) 

Summary of Contents for F3 COMPACT Metal Mine

Page 1: ...Version 1 January 2012 Part No 4904 0005 F3 Metal Mine Detector SERVICE MANUAL F3 COMPACT Metal Mine Detector...

Page 2: ...2 3 4 3 Coil Pivot 34 3 4 4 Removing Coil Pivot 35 3 4 5 Fitting the Coil Pivot 36 3 4 6 Fitting the Coil 39 3 5 Shafts 42 3 5 1 Replacing a Camlock 43 3 5 2 Removing the Shafts 43 3 5 3 Fitting the S...

Page 3: ...t Kit with Slide 3004 0049 Armrest Kit 3004 0050 Handle Kit 3004 0051 Battery Compartment Kit 3004 0052 Battery Lid Kit 3004 0053 Main PCB Kit 3004 0054 Switches Kit 3004 0056 Wiring Loom Handle Socke...

Page 4: ...ptional 4903 0047 Field Guide 3001 0064 Soft Carry Bag 8701 0022 Test Piece 4523 0027 Earset Speaker ON Four C Cell Batteries OR Alkaline or Rechargeable 4523 0025 Earset Speaker OFF b Whenever a dete...

Page 5: ...fts extend and retract smoothly and the camlocks hold the shafts firmly in location the shaft hinge moves freely when the handle is down and locks into extended position when the handle is up the batt...

Page 6: ...loor tile or clay roof tile may be suitable for use as a ground balance test piece c The Switch On Test The switch on test checks that power is correctly supplied to the F3 COMPACT and internal diagno...

Page 7: ...minate or reduce the interference e Audio Reset Test This test confirms the audio reset button also the ground balance button and the associated wiring and circuitry operates correctly The objective i...

Page 8: ...balance condition Unless this is done the detector will remember its last ground balance condition regardless of the unit being switched off or the batteries removed Slowly move the ground balance tes...

Page 9: ...s within 5 to 10 seconds Where the ground balance test piece or local ground conditions are not sufficiently mineralised the Ground Balance OK tones may take up to 25 seconds to complete g Earset Test...

Page 10: ...el Test This test ensures that battery level indicator is operational and is conducted as follows Turn the detector on Press and hold the noise cancel button then press and release the LED button and...

Page 11: ...ivity No 4 When the sensitivity control is not set to the green position it is the responsibility of the user to provide an appropriate target with which to confirm the sensitivity of the detector sat...

Page 12: ...wise to position 6 and confirm that a single high pitched beep is heard Conduct the test piece test and confirm that a louder audio response and an increased number of LEDs are illuminated when compar...

Page 13: ...hanical and functional testing as described in Section 2 must be completed b It is recommended that the 3004 0055 F3 COMPACT service tool kit be used to conduct disassembly and reassembly procedures T...

Page 14: ...section b The following procedure outlines the steps involved in opening the detector body Prepare a clean well lit workspace Turn the detector off and remove the batteries Remove the four screws 12m...

Page 15: ...r grill uppermost Using the 3mm hex key driver remove all eight screws from the detector body Note There are four 35mm long screws and four 20mm long screws Using a T20 Torx star driver unscrew all fo...

Page 16: ...and will require more force to separate Gently lift the right side off the left body half taking care not to pull or stretch the speaker cable and connector Locate the speaker connector on the interf...

Page 17: ...volved in closing and resealing the detector body Ensure all parts are present in good working order and lay the detector body on its left side Thread the coil cable through the detector hinge and pos...

Page 18: ...ver so it is on its left side Check the detector handle is correctly positioned on the detector as well as the armrest slide The rod detector slide must be positioned through the handle and armrest sl...

Page 19: ...ck all other connectors and cables are connected Check the O ring in the detector body is clean lightly greased and correctly positioned Check all internal cables and wires are correctly positioned an...

Page 20: ...he hinge cover facing up Remove the hinge cover to check the coil cable is not trapped within the shaft hinge Check the latch hinge and spring latch hinge are still connected as shown in Figure 19 Ref...

Page 21: ...of the detector The Torx screw positions have a Torx symbol next to their screw holes Insert the three long screws first Check the detector assembly and test all moving parts Place the detector on it...

Page 22: ...d as shown in Figure 26 If the latch and spring have become disconnected they must be reconnected It is possible to reattach the eyelet of the spring to the pin of the latch hinge through the opening...

Page 23: ...replaceable unit and this section of the manual describes the procedure for its replacement Figure 30 shows the main parts associated with the main PCB b 3004 0053 Main PCB Kit is a service kit contai...

Page 24: ...5 4005 0054 Spacer Toroid mid 6 4311 0080 Bracket Main PCB 7 CMINE 0672 Jumper 2 Way Quantity 3 8 67 50062 Cable 6 Way Ribbon 178mm 9 67 50104 Cable 10 way 50mm 3 3 1 Removing the Main PCB a To remove...

Page 25: ...he main PCB using a 2 5mm hex key driver Disconnect the battery connector from the main PCB Remove the two Screws 12mm from the interface PCB Disconnect the 10 way connector from the interface PCB Fig...

Page 26: ...the main PCB away from the battery assembly until the ends of the main PCB disengage from the slots in the detector body near the battery compartment Gently tilt the top side near the detector handle...

Page 27: ...e is connected to the main PCB To connect the six way ribbon cable separate the two halves of the PCB and open the connector bail Insert six way ribbon cable and close the connector locking bail Check...

Page 28: ...n well lit area Lower the main PCB into the detector pushing the bottom side away from the handle down and into place first Gently position the main PCB flat inside the detector Gently slide the main...

Page 29: ...d as shown in Figure 42 Lay the cable 10 way under the interface PCB Take note of the connector key tab that aligns with the slot in the interface PCB Gently align and connect the connector 10 way Fig...

Page 30: ...locking bail to secure Connect the battery connector to the main PCB Make sure all connectors are firmly in place and all wires and cables are positioned so that they will not cause obstruction or ge...

Page 31: ...he coil and associated parts 3004 0045 Coil Pivot Kit is included within the 3004 0044 Coil Kit and is also available as a separate service kit All parts are available individually 1 3004 0044 Coil Ki...

Page 32: ...the coil or skid plate Move around the circumference of the coil using fingers to lever the skid plate away from the coil Insert additional match sticks to stop the skid plate from re attaching to the...

Page 33: ...il connector Remove the pin coil cable from the upper end of the upper shaft Turn the pin clockwise then pull to remove Remove the two screws Nylon 14mm from the cap shaft on the lower shaft as indica...

Page 34: ...has passed through the shaft hinge it should slide out easily from the shafts Do not force the coil cable or coil connector b The coil can now be removed or replaced as required To fit the coil to th...

Page 35: ...ew Nylon 1 4BSW 7 4308 0030 Pin Coil Pivot 8 4003 0116 Screw Nylon M6x14 9 0703 0204 Cap Shaft 3 4 4 Removing Coil Pivot a To remove the coil pivot first remove the coil as described in section 3 4 2...

Page 36: ...cable Do not stretch the coil cable Pull the pivot coil yoke off the coil and carefully thread the coil cable through the pivot coil yoke If required remove the O ring from the coil 3 4 5 Fitting the...

Page 37: ...l yoke onto the coil cable and carefully move the pivot coil yoke along the coil cable to the coil Align and then push the pivot coil yoke into place on the coil Check the pivot coil yoke rotates thro...

Page 38: ...coil yoke must thread through five turns of the cable inside the pivot Check the movement of the pivot in both directions Fit the screw Nylon M6x29 into the pivot coil yoke and then fit the thumb scr...

Page 39: ...er shaft hinge from the shafts Connect the coil cable pull through to the coil connector Alternatively a piece of string could be used to thread the coil cable into the shafts Feed the coil cable pull...

Page 40: ...coil into the end of the lower shaft Fit the cap shaft then fit the two screws 14mm Nylon Thread the coil cable through the detector hinge and fit the shaft onto the detector hinge Connect the coil co...

Page 41: ...__________________________________________________________________ 41 c The coil has now been fitted to the detector Check the assembly and all moving parts Insert batteries and then carry out mechani...

Page 42: ...reen 4 8008 0062 Pressure Block Camlock 5 8008 0061 Camlock Lever 6 4308 0014 Pin Camlock Lever 7 4308 0018 Pin Lock Latch 8 4311 0073 Hinge Upper Shaft 9 8007 0065 Shaft Upper 10 8009 0011 Shaft Guid...

Page 43: ...locks are closed they must hold the shafts firmly with no slippage If the camlock does not hold the shafts firmly in place then pressure blocks should be replaced To reassemble the camlock fit the pre...

Page 44: ...nylon screws from the cap shaft on the lower shaft as indicated in Figure 76 Insert a flat tip screwdriver into the slot underneath the cap shaft and lift and remove the cap shaft Slide the coil out...

Page 45: ...1 Opening the Detector Body b The coil must be fitted to the shaft then the shaft fitted to the detector this process is described in Section 3 4 6 Fitting the Coil c Assemble the detector as describe...

Page 46: ...5x12 skt head 5 4006 0038 Spring Latch Hinge 6 4006 0041 Spring Handle Detent 7 4308 0022 Pin Lock Handle Detent 8 4308 0023 Pin Handle Main Lower 9 4308 0024 Pin Handle Main Upper 10 4308 0026 Pin Sp...

Page 47: ...onnect the wiring loom handle Hold one side of the connector firm against the detector body whilst gently pulling the other side Disconnect the spring latch hinge from the latch hinge Lift the handle...

Page 48: ...ng the Detector Body Once completed Thread the wiring loom handle into the detector body Push the handle onto the pin handle pivot Connect the spring latch hinge to the latch hinge Feed the rod handle...

Page 49: ...7 Armrest a The armrest is a line replaceable unit with or without slide as shown in Figure 86 3 7 1 Replacing the Armrest a To replace the armrest Prepare a clean well lit workspace Turn the detecto...

Page 50: ...check that the armrest slides backward and forward 3 8 Battery Compartment a The battery compartment and the battery lid are line replaceable units and available as service kits which include associa...

Page 51: ...he O ring must be clean and can be lightly greased Check the battery lid closes onto the battery compartment Fit and close the battery lid b Close the detector body as described in Section 3 2 Closing...

Page 52: ...it the battery compartment by first feeding the battery connector through the hole in the detector body Slide the battery compartment into position Connect the battery connector Refit the two mounting...

Page 53: ...et kit b All parts are available individually as spare parts 3 9 1 Control Switches Replacement a The control switches are a line replaceable unit and are available as a service kit 3004 0054 Switches...

Page 54: ...s side with the control knobs facing upwards Set the controls to off and setting 4 Using a 2mm hex key driver undo the screws in the centre of each control knob and remove the screw bush spring and kn...

Page 55: ...s into the detector body fit the lock washer and 10mm nut Fit the switch knob then the spring followed by the bush and screw to the control switch Check the switch knobs move through their arc of move...

Page 56: ...his table 2 0708 0011 Enclosure Speaker 3 30 05214 001 Circlip External 7mm 4 30 29011 011A O Ring BS011 Silicone 5 30 39300 011 Tape Double Sided PVC 10x10x4 8mm 6 9511 0130 Wiring Loom and Speaker 7...

Page 57: ...g the Detector Body 3 9 3 Wiring Loom Earset Replacement a The wiring loom earset is a line replaceable unit and is available as a service kit 3004 0058 Wiring Loom Earset Kit which includes associate...

Page 58: ...ilable as a service kit 3004 0056 Wiring loom Handle Socket Kit which includes associated parts Figure 98 illustrates the major parts of wiring loom handle Socket 1 3004 0056 Wiring Loom Handle Socket...

Page 59: ...ssemble the detector as described in Section 3 2 Closing the Detector Body 3 9 5 Detector Body Parts This section of the manual describes the parts of the F3 COMPACT detector in the body of the detect...

Page 60: ...______________________________________ 60 31 24020 982 Screw M4x20mm 31 24035 982 Screw M4X35 2705 0061 30 43000 001 4003 0118 Screw M4x20 Torx 4003 0119 Screw M4x35 Torx 0703 0206 4309 0068 4007 0009...

Page 61: ...is Right speaker side 5 0304 0027 Rod Handle Slide 6 4309 0068 Seal Detector Body 7 4007 0009 Latch Hinge 8 4308 0027 Pin Handle Pivot 9 5904 0176 Pin Handle Pivot 10 2703 0040 Decal Switches 11 2705...

Page 62: ...the order they are listed Problem Recommended Solutions Detector will not switch on check batteries are installed correctly replace batteries with fresh batteries replace battery compartment replace...

Page 63: ...switched on for 30 secs before conducting the test fit and use an earset set sensitivity switch to default 4 conduct Audio Reset conduct Noise Cancel ensure coil plug is firmly connected replace main...

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