User manual Wireline WL56/42 - Sandvik Mining and Construction
Contents
1. P ER S NC j 7 ee E S Hie a WAS TS 72 zz Figure 4 Core barrel head Note The lifting tip should be replaced when the edge of the lifting tip begins to be worn WL 65 The lifting tip can if necessary be provided with a joint by fitting a ball joint See Table 9 between the lifting tip 10 and wire weight 9 16 Doc no WL56 42e 06 User Manual Free Falling Overshot 7 1 List of spare parts Free Falling Overshot 601 222 731 Table 9 List of spare parts Free Falling Overshot WL56 42 No Quantity Part Part no 1 1 Wire clamp 601 222 692 2 3 Stop screw 300 027 148 3 1 Shear pin 300 025 423 4 1 Bearing housing 601 222 688 5 2 Tubular pin 300 015 732 6 1 Bearing shaft 601 222 693 7 3 Wheel 601 222 718 8 3 Stop screw 300 010 699 2 1 Wire weight 601 222 687 10 1 Lifting tip 601 222 217 Table 10 List of spare parts Ball joint 601 222 462 No Quantity Part Part no 11 1 Top joint 601 222 452 12 1 Steel ball 300 027 125 13 1 Spring 300 027 124 14 1 Tubular pin 300 015 949 15 1 Lower link 601 222 463 WL 67 Doc no WL56 42e 06 17 Safety Lowering Device for dr2. z No Quantity Part Remarks Part no CA 1 1 Screw See Table 15 on page 23 2 2 1 Seal See Table 15 on page 23 3 1 Spacer See Table 15 on page 23 4 1 Seal housing 601 222 635 5 1 Tredo washer 300 012 614 6 1 Adaptor 300 013 048 7 1 O ring 29 2 x 3 0 300 012 691 8 2 Tubular pin 5 x 40 300 020 641 9 1 Connector 601 222 730 9 1 1 Connector TH thread 601 222 867 10 1 Drill rod L 750 mm 601 222 733 10 1 1 Drill rod und 601 222 856 s Table 15 Stuffing Box complete E Wire mm Screw Spacer Seal Stuffing box 4 4 11 64 601 222 638 1 601 222 637 1 601 222 499 601 222 720 1 4 8 3 16 601 222 638 2 601 222 637 2 601 222 501 601 222 720 2 6 601 222 638 3 601 222 637 3 601222 543 601 222 720 3 Table 16 Stuffing Box complete with TH thread 601 222 866 X Wire mm Screw Spacer Seal Stuffing box 4 4 11 64 601 222 638 1 601222 637 1 601222499 601 222 866 1 4 8 3 16 601 222 638 2 601 222 637 2 601222 501 601 222 866 2 6 601 222 638 3 601 222 637 3 601222 543 601 222 866 3 WL I5 Doc no WL56 42e 06 23 Wireline 56 42 Component Parts User Manual I I Wireline 56 42 Component Parts Drill bit 56 5 41 2 Reaming shell 56 8 Drill rod 53 2 47 2 mm Table 17 Wireline 56 42 Component parts Compon
3. WL 51 Doc no WL56 42e 06 15 Free Falling Overshot User Manual 7 Free Falling Overshot Free falling overshot has part no 601 222 731 The numbers below in bracket correspon against the number in the table T ist of spare parts Free Falling Overshot WL56 42 on page 17 The overshot has a swivel 1 4 6 in its upper end which prevents the wire from twisting A safety device shear pin 3 is built into the swivel and is intended to break at approx 1 5 tons This is to eliminate the risk of a cut wire being left in the hole Remark When double shear pins are fitted the breaking point load increases to approx 3 tons The wire is fitted in the wire clamp 1 and locked with three stop screws 2 Fit the bearing shaft 6 in the bearing housing 4 then fix the wire clamp 1 on the bearing shaft 6 by means of the shear pin s 3 Lubricate the surfaces between bearing housing and wire clamp with grease The bearing housing is then filled with grease before it is fitted on the wire weight by means of the tubular pin 5 The shear pins should be replaced at regular intervals When the lifting tip 11 is led down in the core barrel head the latches are released from the latching ring When the tip has passed the latches the inner tube is locked to the overshot and the inner tube can be winched up by means of the wire
4. User Manual Safety Instructions 2 2 Wire Handling 2 2 1 Winding of wire Wire with the lay to the right Wire with the lay to the left WL 2 Figure Wire handling Doc no WL56 42e 06 7 Outer Core Barrel complete User Manual 3 Outer Core Barrel complete The core barrel drill rod adaptor 1 has tungsten carbide inserts so that it can be guided up and therefore minimize the hole deviation The core barrel can be fitted with a top reamer part no 101 220 542 and guides in the middle 3 1 Fitting of Outer Core Barrel ZU trj Cr 3 The outer landing ring LY 4 is fitted in the adapter tube s 5 female thread with the internal collar facing upwards The latch housing 3 locks the landing ring 4 Remark The landing ring should be replaced after drilling approx 500 m The latching ring 2 is fitted on the latch housing s 3 female thread The drill rod adaptor 1 locks the latching ring The latching ring can be reversed after a period of use if the edge has become worn When extending the core barrel an outer tube coupling 6 or a reaming shell 9 is fitted between the outer tubes The outer tubes are of standard lengths 1 5 m or 3 0 m see table Extendable Outer Core Barrel WL56 42 on page 9 On those occasions when the outer tube is taken up for inspection a careful check should be made that the outer landing ring and latching ring are in place an
5. 13 2 2 core barrel or drill bit is so badly stuck that they can not be removed by the drill unit The tools stuck in the hole can be drilled cleaned away with drill bits Swiveled parts stuck in the hole will rotate and therefore it may sometimes be nessesary to pour cement down the hole prior to the cleaning 13 2 3 the whole drill string is stuck in the hole due to sedimentation or cave in It may be possible to save the drill string by drilling over it with a larger dimension 13 2 4 tools have fallen into the hole The two most common methods are to lower recovery tools usually specially made for the specific purpose or to drill away the tools 13 2 5 wire and hoses have snapped down the hole It is usually possible to lower a spear with hooks and rotate it This will cause the hose wire to twine around the spear 28 Doc no WL56 42e 06 User Manual Expanding recovery tap 14 Expanding recovery tap The expanding recovery tap should be used if one of the drill rods is cut off in the hole It is also an alternative when a drill string or parts of it is dropped down the hole and can not be picked up by remaining drill rods The expanding recovery tap is a recovery tool for pulling up drill rods stuck in the hole without rotation It should be not be used for unscrewing drill rods 1 Assembly The expanding recovery tap is attached to drill rods of the same dimension as the strin
6. Z should be used to drill these tools away In some cases it is necessary to pour cement in the hole to stop swivelled parts such as a core barrel head from rotating when the Z bit is used The cleaning bit is attached onto the WL drill rods by means of a sub If there is a problem with vibrations there are specific drill rods Z drill rods that can fitted directly on to the Z bit Table 22 Cleaning of drill hole parts No Part 1 WL drill rod 2 Sub 3 Z cleaning bit 12 w FG 13 The Z cleaning bit can be combined with another drill bit if it becomes necessary to increase the cutting area to cut away the broken tools Table 23 Cleaning of drill hole parts Part WL drill rod Sub Extension rod for TV Z bit Z cleaning bit TV Z bit 1 No 1 2 4 5 3 4 Ij z 5 2 i 4 Doc no WL56 42e 06 33 Cleaning of drill hole User Manual 34 Doc no WL56 42e 06
7. 222 704 7 1 Outer tube 3 0 m L 3052mm 601 222 705 8 Extension tube outer tube 1 5 m L 1 552 mm 601 222 704 8 1 Extension tube outer tube 3 0 m L2 3 052 mm 601 222 705 _ 9 1 Reaming shell 10 1 Drill bit Standard outer tube 7 also used as extension tube 8 Table 3 Extendable Outer Core Barrel WL56 42 1 Length Quantity Outer tube Quantity Extension Part no m standard tube compl outer tube tube BR 1 5 1 601 222 704 601 222 738 3 0 1 601 222 705 601 222 739 4 5 2 1 601 222 705 1 601 222 704 601 222 740 6 0 2 1 601 222 705 1 601 222 705 601 222 741 Table 4 Outer Core Barrel with TH thread connection Length Quantity Outer tube Quantity Extension Part no m standard tube compl i ss outer tube tube e 1 5 1 601 222 704 601 222 858 10 3 0 1 601 222 705 601 222 859 DID 4 5 2 1 601 222 705 1 601 222 704 601 222 860 6 0 2 T 601 222 705 1 601 222 705 601 222 861 Doc no WL56 42e 06 9 Inner Core Barrel complete User Manual 4 Inner Core Barrel complete A standard inner tube is used to extend the inner tube see table Extendable Inner Core Barrel WL56 42 on page 11 Always use cuff wrenches when working with the inner tube 2 and core lifter case 5 Check the function of the core lifter spring 4 after each recovery If the inner tube is clamped oval or otherwise damaged the inner tube can stick in the drill rod or outer
8. User Manual Wireline 56 42 Component Parts Component Parts Part no Adapter drill rod WL53 47 pin x WL53 45 box 501 222 804 Adapter drill rod WL53 45 pin x WL53 47 box 501 222 803 Adapter drill rod WL53 47 box x WL43 pin 501 222 810 Adapter WL53 47 box x 42 pin 501 222 811 Adapter WL53 47 box x 50 pin 501 222 812 Adapter WL53 47 pin x WL43 box 501 222 813 Adapter WL53 47 pin x 42 box 501 222 814 Adapter WL53 47 pin x 50 box 501 222 815 Adapter drill rod WL53 47 TH pin x WL53 45 box 501 222 889 Adapter drill rod WL53 45 pin x WL53 47 TH box 501 222 890 Adapter drill rod WL53 47 TH box x WL43 pin 501 222 891 Adapter WL53 47 TH box x 42 pin 501 222 892 Adapter WL53 47 TH box x 50 pin 501 222 893 Adapter WL53 47 TH pin x WL43 box 501 222 894 Adapter WL53 47 TH pin x 42 box 501 222 895 Adapter WL53 47 TH pin x 50 box 501 222 896 Cuff wrench WLS56 inner tube 501 115 047 Cuff wrench WLS56 outer tube 501 115 048 Gripping pliers 501 115 035 Tool kit including 601 222 183 Hex key 3 5 mm Pin punch 04 O8 mm Hook wrench 038 58 mm Sleeve NV 22 mm connection 1 2 Long screwdriver Tool bag Wrench for inner tube connection 601 222 590 2 Assembly tool 601 222 484 2 Hand reamer for valve housing 300 025 325 Doc no WL56 42e 06 25 Recovery kit Component Parts 501 217 116 User Manual 12 Recovery kit Component Parts 5
9. fatigue resistance If the nominal life of the drill string is exceeded the risk of breakage is rapidly increased The life can be considerably reduced if the through faulty usage or maintenance Heavy deviation of the drill holes also reduces life of the drill string due to the combination rotation bending 13 1 3 Getting stuck Common cause of getting stuck 1 Poor evacuation of cuttings The cuttings from the bottom of the hole has to be transported to the surface by means of flush water Too low flush speed makes the cuttings pack up against the drill rods which ultimately will result in getting stuck 2 Leakage of the drill rod joints makes the flushing of the lower part of the drill string insufficiently flushed 3 Cracks and fractures in the rock may result in loss of flush water Hence the cuttings will cease to move upwards and it will sediment in the hole 4 Cracks may also cause the drill bit to get stuck during drilling 5 Lack of flush water due to faulty water pump or operator error The drill string will get stuck in a matter of seconds due to melting of the drill bit Doc no WL56 42e 06 27 Recovery Operation User Manual 13 2 First thing to do when 13 2 1 drill string is broken cut off down the hole The drill string still attached to the drill unit is taken out of the hole The breaking point is studied and suitable method is then chosen to recover the drill rods still down in the hole
10. not the tubular pin is probably crooked or the hole in the latch worn When fitting the release valve 8 the spring 9 must be turned with the rivet from the release valve Note Make sure that the cylindrical pin 10 does not catch in the thread and can easily be moved in its slot Note Lubricate the core barrel head with grease every time it is taken up Use enough grease to ensure that fresh grease is pressed out through the bearing housing 13 Oil in the release valve through the hole at the landing ring 6 Wipe off all surplus grease If the release valve jams there is a reamer part no 300 025 325 to clean the release valve seat The landing ring core barrel head is fitted so that the hole is turned backwards on the valve housing 11 Fit the latch housing 4 with spacer washer 5 on the valve housing and tighten Screw the landing ring core barrel head to the latch housing and tighten It will now function as a lock nut When fitting the bearing unit it should be noted that the thrust ball bearing 12 must be turned correctly for the grease to pass through the bearing Note The thrust ball bearing 12 washers have different hole diameters The washer with the smallest hole diameter is fitted upwards To optimize drilling in different types of rock it may be necessary to adjust the gap between the bit and core lifter case This is done be releasing the lock nut on the inner tube connectio
11. reached the broken drill rod without the recovery tap gripping another method of recovery must be used 2 Using a smaller O D drill rod in between the existing drill string and the recovery tap In this way the recovery tap is permitted to go deeper inside the stuck broken rod 3 Using a smaller O D drill string whose threads fit directly with the recovery tap Table 21 Drill rod for the different systems WL46 WL56 WL66 WL76 Drill rod 33 5 33 5 50 50 The RH recovery tap can be combined with a Z cleaning bit to drill clean the hole from caved in rock The left handed LH tap is for recovering drill rods one by one when attempts to pull out the drill string have failed These rods may not be stuck themselves but joint with the drill rod or core barrel that is stuck deeper down in the hole As the un screwing is done with left hand rotation the LH tap requires a left hand LH threaded drill string The LH tap can not be combined with the Z cleaning bit that is included in the recovery kit Alternative 2 and 3 Recovery tap with Z cleaning bit uw 11 32 Doc WL56 42e 06 User Manual Cleaning of drill hole 16 Cleaning of drill hole When tools are so badly stuck that they can not be recovered from the hole a cleaning bit
12. 0 24000 Note Do not rotate the drill string when the tool is being pulled back It may happen that the drill string is so badly stuck that the expander slides out of the drill string In such a case another recovery tool should be used 5 Release of the expanding recovery tap If max allowed pulling force is reached the expander should be released This is done by pushing forward and turning the fishing drill string 30 RH turn see the picture to the left The expanding recovery tap can now be released and the next recovery alternative should be tried Doc no WL56 42e 06 31 Recovery taps User Manual 15 Recovery taps ni 8 Alternative The recovery tap should be used when a drill string is stuck or broken in the hole and when attempts to recover with the expanding recovery tap have failed There are two types of recovery taps one right hand threaded RH and one left hand threaded LH The right handed tap can be attached to three different set ups of drill rods 1 The existing drill string With this set up it is possible to screw the recovery tap only as far down the stuck broken drill rod as the adaptor on top of the recovery tap permits If the edge of the adaptor has
13. 01 217 116 WL 68 Table 18 Recovery kit 501 217 116 No Quantity Part Part no 1 1 Drillrod tap WL53 47 RH connection 33 5 box 501 217 115 2 1 Drillrod tap WL53 47 LH connection 33 5 box 501 217 115 V 3 1 Drillrod tap 042 mm 501 217 001 4 1 Drillrod tap expanded WL63 501 217 113 5 1 Extension tube recovery kit 501 217 101 6 1 Sub WL53 box x Z 56 box 501 217 098 7 1 Sub 29 5 27 5 pin x M24 x 1 5 pin 501 222 741 2 8 1 Sub WL53 47 box x 50 pin 501 222 812 9 1 Drill bit Z 56 100 011 782 10 1 Drill bit 34 23 100 024 583 11 1 Tool bag 300 027 167 12 1 Sub WL53 45 pin WL53 47 box 501 222 803 26 Doc no WL56 42e 06 User Manual Recovery Operation 13 Recovery Operation Every core driller will sooner or later experience the situation when drilling tools are either broken down or stuck in the hole In such cases no drilling can proceed before the string is recovered 13 1 Reasons of breakage 13 1 1 Wear 13 1 2 Fatigue Drill rods and other exposed parts of the drill string wear against the hole wall during drilling The cuttings in combination with flush water will also contribute to this wear The rods will wear down to a point where they will not be able to resist the torques nor the longitudinal forces they are exposed to Drill rods and drill bits are constantly exposed to heavy loads and forces The life of the equipment is limited by its
14. 13 2 5 wire and hoses have snapped down the hole 28 13 3 Expanding recovery tap esee eese ense setas tn senses aenue 29 13 4 Recovery taps POENAE amnesia 32 14 Cleaning of drill 33 Doc no WL56 42e 06 Introduction User Manual Introduction The Sandvik Wireline System WL is available in dimensions of 46 56 66 and 76 mm There are two different versions of WL56 where the differences are primarily the weight of the drill rod and the inner dimension which permit different core dimensions The 66 and 76 mm dimensions include a triple variant with an extra inner tube Table Different Wireline Systems System Hole Core Tube ext Tube weight dimension dimension int dim kg m WL46 947 0 028 8 043 2 35 2 3 9 WL56 39 956 8 539 053 2 45 2 4 9 WL56 42 56 8 041 2 053 2 47 2 3 8 WL66 67 1 950 5 63 9157 0 5 1 WL66 3 967 1 045 063 9 57 0 5 1 WL76 076 3 57 5 073 2 64 4 7 5 WL76 3 076 3 O51 073 2 64 4 7 5 WL103 0102 8 580 098 88 8 10 6 1 1 Description WL56 42 is a thinwall Wireline System adapted to the metric system This makes it possible to switch between the T TT and WL Systems whenever necessary The WL System is intended to be used for drilling in all directions without the need for extra accessories An overshot is used to obtai
15. 601 222 726 13 1 Tubular pin 8 x 40 300 015 974 14 1 Spring 300 010 966 15 1 Shaft 601 222 727 16 1 Lifting tip 601 222 217 Doc no WL56 42e 06 21 Stuffing Box User Manual 10 Stuffing Box Stuffing box has part no 601 222 720 X The stuffing box can be fitted directly on the drill rod by screwing it on by with a pair of tongs We recommend that the sealing box water hose pump in overshot and a 750 mm drill rod are fitted together to form a single unit a loading tube This simplifies handling when retrieving the inner tube The loading tube can be screwed on the drill string by means of the machine as soon as the water swivel tube has been removed The water is connected as per Figure 6 Proposal for water handling one page 22 The stuffing box is designed so that the pipe string can be rotated during the pumping No need for surface use i To stuffing box To water N swivel tube From water pump WL 14 WL 16 K Figure 6 Proposal for water handling Table 13 List of spare parts Stuffing Box No Quantity Part Remarks Part no 1 1 803 908 127 2 3 1 2 300 013 227 3 2 3 4 1 2 300 013 056 4 6 1 2 1 2 300 013 048 5 3 1 2 300 013 132 22 Doc no WL56 42e 06 User Manual Stuffing Box 10 1 List of spare parts Stuffing Box 601 222 720 X 866 X Table 14 List of spare parts Stuffing Box
16. A 19 9 Overshot for Pumping In esee 20 9 1 List of spare parts Overshot for Pumping In 601 222 721 21 Stuffing BOX 22 10 1 List of spare parts Stuffing Box 601 222 720 X 866 X 23 I I Wireline 56 42 Component Parts 24 12 Recovery kit Component Parts 501 217 116 26 13 Recovery Operation 27 ereeeeeeenteentnnenane 27 13 1 Reasons of breakage 4 eerie eee ente entente atenta sensn suu 27 13 1 1 Wear 27 2 Doc no WL56 42e 06 User Manual 13 1 2 Fatigue 27 13 1 3 Getting stuck cccccccccscsscscseccsccsssscsececonssscesesessesccsseeessonees 27 13 2 First thing to do when accscsesssesssessisessseassnsssdasessscsasseassntascnsessenooss 28 13 2 1 drill string is broken cut off down the hole 28 13 2 2 core barrel or drill bit is so badly stuck that they ca not be removed by the drill unit eeeeeeeee eese eere eere nene 28 13 2 3 the whole drill string is stuck in the hole due to sedimentation OF CAVE in seccssecccesccssccccssscecsssccesecssoneasoocensasesssccsvessensens 28 13 2 4 tools have fallen into the hole eere 28
17. The seal housing 12 spring 14 and shaft 15 are pressed together with the valve housing and tubular pin 11 8 x 28 is fitted Finally the lifting tip is fitted and locked with the tubular pin 13 8 x 40 When the overshot lifting tip is inserted into the core barrel head the latches will be released from the locking ring Once the lifting tip has passed the latches the inner tube is locked to the overshot and the inner tube can be winched up using the wire x Sw I 22 xz Figure 5 Core barrel head Note When the edge of the lifting tip begins to be worn it should 20 Doc no WL56 42e 06 be replaced User Manual Overshot for Pumping In 9 1 List of spare parts Overshot for Pumping In 601 222 721 WL 13 Table 12 List of spare parts Overshot for Pumping In No Quantity Part Remarks Part no 1 1 Wire clamp 601 222 729 2 3 Stop screw 300 027 148 3 1 Shear pin 300 025 423 4 1 Bearing housing 601 222 722 5 1 Bearing shaft 601 222 728 6 1 Circlip SgH20 300 027 294 7 1 Sealing ring 601 222 723 8 1 Guide 601 222 724 9 1 Valve housing 601 222 725 10 2 O ring 19 1 x 1 6 300 012 646 11 1 Tubular pin 8 x 28 300 015 732 12 1 Seal housing
18. User Manual 9 Overshot for Pumping In CO LA NS WL 12 Overshot for pumping in has part no 601 222 721 The overshot has a swivel 1 4 5 in its upper end which prevents the wire from twisting A safety device shear pin 3 is built into the swivel and is intended to break at approx 1 5 tons This is to eliminate the risk of a cut wire being left in the hole Remark When double shear pins are fitted the breaking point load increases to approx 3 tons The wire is fitted in the wire clamp 1 and locked with three stop screws 2 The bearing shaft 5 is fitted together with the bearing housing 4 and lubricated internally with grease The bearing shaft is locked with a circlip 6 The shaft should be able to turn without problem after which the wire clamp can be fitted by means of the shear pin s The shear pins should be replaced at regular intervals The guide 8 and seal 7 are fitted on the valve housing 9 and the bearing housing 4 is tightened The seal is self adjusting The seal on the overshot for the pumping in seals to the drill rod This means that a check should be made to see that the drill rods are free from rust on the inside and that no rod joints are damaged Rusty or damaged rods will damage the seal The overshot is provided with a valve that opens automatically on recovery The O rings 10 are fitted on the valve housing 9 and lubricated with a thin grease
19. User manual Wireline WL56 42 Doc no WL56 42e 06 User Manual Table of contents ls Introduction 4 m Descripti n eH M 4 2 Safety Instructions sinon tbi in 5 2 1 Recommendations RE Die E rU Fair cle Divis tendido dl sene 6 2 2 Wire Handling DUI AK SA AH RO ARENA 7 2 2 1 Winding of wire Lees nenne 7 3 Outer Core Barrel complete 8 3 1 Fitting of Outer Core Barrel 8 3 2 List of spare parts Outer Core 9 4 Inner Core Barrel complete 1 10 4 1 List of spare parts Inner Core Barrel complete 11 5 Core Barrel Head acini ridi intei ibl 12 5 1 List of spare parts Core Barrel Head 601 222 714 Core Barrel Head with shut off valve 601 222 714 1 13 6 Functional description for pumping 15 7 Free Falling Overshot eere 16 7 1 List of spare parts Free Falling Overshot 601 222 731 17 8 Safety Lowering Device for dry holes 18 8 1 List of spare parts Safety Lowering Device for dry holes 601 222 287
20. d undamaged The inner tube is locked upwards in the outer tube in that the core barrel head latches support the latching ring The inner tube is fixed downwards in that the outer landing ring has a smaller diameter than the core barrel head s landing ring The tensile force when breaking the core is transferred from the core lifter case to the drill bit in that the inner tube connection is flexible in the axial plane the core lifter case rests on the bit The play between drill bit and core lifter case can be adjusted for different types of drilling Before recovery the core is broken and the core barrel lifted 3 6 m This prevents drill cuttings that drop back into the hole collecting inside the outer tube Freshing the inner tube to mismatch when sent back 8 Doc no WL56 42e 06 User Manual Outer Core Barrel complete 3 2 List of spare parts Outer Core Barrel Table 2 List of spare parts Outer Core Barrel No Quantity Part Remarks Part no 1 1 Drill rod adaptor right hand 601 222 700 2 1 1 1 Drill rod adaptor right hand TH thread 601 222 857 2 1 Latching ring 601 222 701 3 3 1 Latch housing 601 222 702 4 1 Outer landing ring 601 222 703 5 1 Adaptor tube L 331 mm 601 222 711 6 1 Outer tube coupling 601 222 706 Z Outer tube 1 5 L 1 552 mm 601
21. e Remember to secure the machine in a reliable manner when it is anchored to the rock Make sure to inspect the attachment during operation to make sure the machine does not come loose L warninc Remember that you should have the opportunity to reach or have regular contact with those around you if you should become injured when using the machine 2 1 Recommendations Check the threads on the drill rods regularly If the threads are damaged they can damage other rods they are attached to Pay extra attention to the water swivel tube Make sure that the threads are properly engaged with each other before the rods are screwed together by means of the machine Make sure that the rod does not break during threading rod support and guides Make sure to lubricate the threads Note Always lubricate the drill rod threads with grease that is suitable for high pressure Special thread lubricant is best Avoid rotating so fast that the threads are knocked together Check that the threads are free from dirt and undamaged The continuous feed pressure should not exceed 3 5 tons Avoid too many tough shapening Use a lower water flow instead for hard rock Make sure that lifting function on the machine functions during the rod threading and that the float position works If the threading on one rod should get damaged during making of joint 6 Doc no WL56 42e 06 both rods should be replaced SANDVIK aera
22. ea when the wire is in operation There is also a risk of getting trapped round the drum in the wire spreader on the drum and at the pulley on the mast Remember that the wire can split up which can lead to severe cut injuries Never grip the wire when it is in motion L warninc When handling Wireline the inner tube can release on detachment and come sliding out of the hole at high speed L warninc When the core barrel is emptied from the drill bit there is risk of injuring the hands and fingers The core can come sliding out from the core barrel at high speed NEVER place the hands and fingers under the core barrel place them is such a way that the core can pass without causing injury L warninc The drill rods are exposed to a higher load and heavier vibrations during upward drilling The risk of drill rods braking when they are worn is therefore increased If the rods break during the drilling the rod holder will be open which causes the rod string to slide out from the hole For this reason place the panel at a safe distance from the barrier L warninc The risk of injury increases more than normal during upward drilling Doc no WL56 42e 06 5 Safety Instructions User Manual Nwarninc Cuff wrenches must under NO CIRCUMSTANCES be used on the rods when they are rotated by means of the machine They can come loose and injure the operator or cause pinch injuries on the hands and fingers Nos
23. ent Parts Part no Part no TH thread Core barrel complete WL56 42 x 1500 601 222 746 601 222 862 Core barrel complete WL56 42 x 3000 601 222 747 601 222 863 Core barrel complete WL56 42 x 4500 601 222 736 601 222 864 Core barrel complete WL56 42 x 6000 601 222 737 601 222 865 Outer tube complete WL56 42 x 1500 601 222 738 601 222 858 Outer tube complete WL56 42 x 3000 601 222 739 601 222 859 Outer tube complete WL56 42 x 4500 601 222 740 601 222 860 Outer tube complete WL56 42 x 6000 601 222 741 601 222 861 Inner tube complete WL56 42 x 1500 601 222 742 Inner tube complete WL56 42 x 3000 601 222 743 Inner tube complete WL56 42 x 4500 601 222 744 Inner tube complete WL56 42 x 6000 601 222 745 Core barrel head complete WL56 601 222 714 Core barrel head with shut off valve complete WL 56 601 222 714 1 Free falling overshot for downward hole complete 601 222 731 Ball joint complete 601 222 462 Lowering device for dry hole complete 601 222 287 Overshot for pumping in complete 601 222 721 Stuffing box for pumping in complete 601 222 720 X 601 222 866 X Water handling 803 908 128 Water swivel 501 012 143 2 Adapter water swivel 501 222 813 601 222 888 Drill rod WL56 42 53 x 750 mm 601 222 733 601 222 856 Drill rod WL56 42 53 x 1500 mm 601 222 713 601 222 855 Drill rod WL56 42 53 x 3000 mm 601 222 712 601 222 841 24 Doc no WL56 42e 06
24. g stuck in the hole An adaptor shall be used in between the drill rod and the expanding recovery tap Table 19 Expanding recovery tap parts No Part 1 WL Drill rod 2 Sub 3 Expanding recovery tap Doc no WL56 42e 06 29 Expanding recovery tap User Manual 2 Lowering The expander is Before the lowering of the tool the expander should be turned until the fixed in lowering position steering pin is in a position which will enable the expander to move up and down ms Lowering position FG 3 3 Lowering towards the lost drill rods The expanding recovery tap is inserted a maximum of 250 mm into the lost drill string X o 30 Doc no WL56 42e 06 User Manual Expanding recovery tap 4 Recovery of the lost drill string When the recovery tap shaft is being pulled backwards it will make the lower part expand inside the lost drill string Table 20 Maximum pulling force without rotation WL46 WL56 WL66 WL76 PAP MP PHP PP Mu igi anni Mm Pulling force kg 8000 12000 2000
25. landing ring A landing ring for the core barrel head can be used to check that the inner tube has not been GEC Tad 0 dac deformed WU Table 5 Estimated times for pumping in Inner Core Barrel System Volume drill Speed with water Time to 100 m EA rod flow of 40 l min with water flow of 40 l min WLA6 29 1 0 40 m min 2 5 min WLS56 39 1 6 25 m min 4 min WL56 42 1 7 l m 24 m min 4 min WL66 45 2 6 l m 16 m min 6 min WL66 50 5 WL76 51 3 3 12 m min 8 min WL76 57 5 The pumping in time for the inner core barrel is part of the total handling time If the Sandvik System with pumping of the inner tube or lifter is used it is possible to obtain an indication of when they are in position This ensures significant time savings since the drilling or recovery of the inner core barrel can be started immediately How long the pumping takes depends on how much water can flow in the gap between the core barrel and hole wall This time can be reduced by increasing the pressure of the water or increasing the gap between the drill rod and hole wall If the gap is increased between the drill rod and hole this increases the risk of deviated holes 10 Doc no WL56 42e 06 User Manual Inner Core Barrel complete 4 1 List of spare parts Inner Core Barrel complete WL 6 Table 6 List of spare parts Inner Core Barrel c
26. n 25 and adjusting the gap between the inner tube connection 25 and the lower bearing housing 23 The recommended setting is 21 mm 12 Doc no WL56 42e 06 User Manual Core Barrel Head 5 1 List of spare parts Core Barrel Head 601 222 714 Core Barrel Head with shut off valve 601 222 714 1 WL 8 Table 8 List of spare parts Core Barrel Head No Quantity Part Remarks Part no 1 1 O ring 29 2 x 3 0 300 012 687 2 2 Latch 601 222 310 3 2 Tubular pin 4 0 x 28 300 015 966 4 1 Latch housing 601 222 319 5 1 Spacer 601 222 312 6 1 Landing ring core barrel head 601 222 715 7 1 Stop screw 300 012 531 8 1 Release valve 601 222 344 9 1 Spring 601 222 378 10 1 Cylindrical pin 300 022 671 11 1 Valve housing 601 222 466 12 1 Thrust ball bearing 300 013 549 13 1 Upper bearing housing 601 222 465 14 1 Radial ball bearing 300 013 548 15 1 Washer 300 014 907 16 1 Spring 300 025 064 17 1 Bushing 601 222 313 18 1 Radial ball bearing 300 013 547 19 1 Washer 300 012 553 20 1 Nut 300 014 914 21 1 Quick coupling 300 027 153 22 1 Grease nipple 300 015 242 23 1 Lower bearing housing 601 222 717 24 1 Nut KM 5 300 013 333 25 1 Inner tube connection 601 222 716 26 Spacer 601 222 758 26 1 Shut off valve 601 222 756 A spacer is normally used but it can be changed to a shut off valve Doc no WL56 42e 06 13 Co
27. n the best results from the system which is designed to be pumped into the hole see chapters Overshot for Pumping In on page 20 and Stuffing Box on page 22 This overshot can be used in all directions even with a high water pressure For recovery in drill holes inclined at an angle of more than 60 from the horizontal plane there is a free falling overshot see chapter Free Falling Overshot on page 16 which is provided with wheels The same overshot can be fitted with a special lowering device for use in downward holes with water loss so called dry holes The WL core barrels are available in lengths of 1 5 and 3 0 m but can be extended to 4 5 and 6 0 m please contact Sandvik for further information Drill bits for WL56 are manufactured as standard with an external diameter of 56 5 and reaming shell of 56 8 mm Remark When drilling with an oversize bit and reaming shell an 4 Doc no WL56 42e 06 oversized drill rod connection should be used SANDVIK orc User Manual Safety Instructions 2 Safety Instructions Nome When handling Wireline it is important to inspect the wire visually since a broken wire can cause injury to personnel or damage the equipment When the wire starts to look damaged it should be shortened L warninc There is a risk of injury from the wire during Wireline drilling This risk is greatest between the Wireline windlass and the top of the mast Do NOT enter this ar
28. omplete No Quantity Part Remarks Part no 1 1 Core barrel head 601 222 714 2 Inner tube 1 5 m L 1637 mm 601 222 707 2 1 Inner tube 3 0 m L23137 mm 601 222 708 3 Extension tube inner tube 1 5 m 1 1637 mm 601 222 707 31 Extension tube inner tube 3 0 L 3 137 mm 601 222 708 4 1 Core lifter spring standard 601 222 709 5 1 Core lifter case 601 222 710 Standard inner tube 2 can also be used as extension tube 3 Table 7 Extendable Inner Core Barrel WL56 42 Length Quantity Inner tube Quantity Extension Part no m standard tube compl inner tube tube 1 5 1 601 222 707 601 222 742 3 0 1 601 222 708 601 222 743 4 5 1 601 222 708 1 601 222 707 601 222 744 6 0 1 601 222 708 1 601 222 708 601 222 745 Doc no WL56 42e 06 I I Core Barrel Head User Manual 5 Core Barrel Head OOUDOO Q O9 21 mm WL 64 Core barrel head has part no 601 222 714 Core barrel head with shut off valve has part no 601 222 714 1 Check that the latches 2 move freely and that the O ring 1 and tubular pin 3 are undamaged When checking the latches the lifter tip is inserted in the core barrel head The back edge of the lifters should then be inside the outer dimension of the latch housing If
29. re Barrel Head User Manual 14 Doc no WL56 42e 06 User Manual Functional description for pumping 6 Functional description for pumping In the core barrel head there is a release valve 8 which before pumping in should be locked in a special pumping position Insert a screwdriver in the latch housing press the release valve forward and turn a quarter of a turn The release valve will now be locked in its pumping position and the pumping in of the inner tube can now be started When the inner tube is in position the water pressure increases powerfully and the flow of water is stopped This is an indication that the inner tube is in it locked position With the retention of the high water pressure for a few seconds the release valve will be pressed forward and released from its locked position Vd NUS E x ARS U SCA T g 3 Figure 2 Core barrel head After the pump flow has been stopped and the water pressure completely drained the spring will press the release valve upwards This forms a free passage for the flushing water and the pumping for the drilling can be started ao TT TER Z 2 Figure 3 Core barrel head
30. y holes User Manual 8 Safety Lowering Device for dry holes so CQ e A ext Safety Lowering Device WL 66 For dry holes there is a safety lowering device which is fitted on the standard overshot When the inner tube needs to be lowered into a dry hole the lowering device for dry holes is fitted to the free falling overshot The overshot is inserted into the core barrel head so that the balls 6 sit in the groove for the latches on the core barrel head The inner tube is winched down in the rod string and when the inner tube is in place the latches lock as usual and the overshot can be disengaged and brought up Once the drilling is complete the lowering device is detached from the overshot and the inner tube can be retrieved normally 18 Doc no WL56 42e 06 User Manual Safety Lowering Device for dry holes 8 1 List of spare parts Safety Lowering Device for dry holes 601 222 287 Table 11 List of spare parts Safety Lowering Device No Quantity Part Remarks Part no 1 1 Extension socket 601 222 251 2 1 Adjusting screw SK6SS 12 x 20 300 021 311 3 1 Spring 300 021 312 4 1 Plunger 601 222 137 5 1 Spring housing 601 222 193 1 hi 6 2 Steel ball 300 021 313 7 1 Hood 601 222 139 8 1 Tubular pin FRP 3 x 14 300 027 261 WL 17 Doc no WL56 42e 06 19 Overshot for Pumping In
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