Georg Fischer Piping Systems RA21 User's Manual
Contents
1. every time the cutter is cleaned e every tool change Do not use compressed air to clean the area at the end of the shaft marked with an arrow as the rotary shaft seal may otherwise be damaged by chips Use a cloth or brush to clean the end of the shaft 20 GEORG FISCHER GF Interval Activity after the first 150 hours of operation lor after 3 months whichever is sooner then every 1000 hours of operation or every year Fill with gear oil up to the threaded hole GEORG FISCHER GF 21 8 What to do if Problem Cause Remedy Pipe cutter will not turn Locking screw tightened Wrong pipe diameter set Loosen locking screw Set pipe diameter correctly Saw blade is not cutting and is slipping Nut on saw blade shaft not tight enough Tighten nut Saw blade is not cutting Saw blade wrong way round Fit saw blade correctly Inscription on saw blade must face the pipe cutting machine see chapter 6 Pipe is not being cut concentrically Pipe cutter not flanged Remove pipe cutter on Flange surfaces are dirty clean mounting parts and flange surfaces bolt pipe cutter back on Pipe is not being cut Pipe diameter wrongly set Clamping lever not tight Adjust pipe diameter see chapter 6 Tighten clamping lever Motor not running The restart inhibitor has tripped2. 4 Technical specifications Manufacturer Georg Fischer Rohrverbindungstechnik GmbH D 78224 Singen Dimensions 300 x 450 x 300 mm Weight lincl vise 34 kg Power 550 W Protection class Totally insulated in accordance with Class Il DIN VDE 0740 Speed 180 rpm Versions 1 phase AC 110 120 V 50 60 Hz 230 240 V 50 60 Hz Sound pressure level at the workplace at idle approx 82 dB IA under load approx 84 dB A As the noise level may also exceed 84 dB A under unfavourable operating conditions we recommend the use of suitable ear protection when the machine is used for extended periods The sound pressure level was measured under normal operating conditions in accordance with EN 23741 Vibration level in accordance with EN 28662 Part lt 2 5 m s GEORG FISCHER GF 5 Commissioning 5 1 Checking the scope of delivery Check all parts of the delivery for completeness and transport damage Please report missing parts or transport damage to the support immediately Normal accessories subject to change without notice e saw blade e ring spanner 22 mm 1 brush 2 hexagon Allen keys I tube of saw blade lubricant I quick mounting base plate 1 tube of special gear oil GEORG FISCHER GF 5 2 Transporting and assembling the pipe cutter Transport Disconnect from the power supply before transporting mounting or dismounting and allow the machine to run a stop Mounting the
3. Turn switch to 0 then switch the pipe cutter on 22 GEORG FISCHER GF Service after sales service Spare parts see separate spare parts list Separate service instructions are available for the elimination of faults Alternatively contact your local Georg Fischer agent A list of addresses is provided on the back cover of this manual Please quote the following data e Cutter type RA 21 RA 21 Special e Machine number see nameplate The technical data are not binding They are not warranted characteristics and are subject to change Please consult our General Conditions of Supply GEORG FISCHER GF 23 GEORG FISCHER GF A AUS B L CH DK IS GB NL S FIN USA Georg Fischer Rohrleitungssysteme GmbH Sandgasse 16 3130 Herzogenburg Tel 43 0 2782 8 56 43 0 Fax 431012782 8 56 64 office georgfischer at www georgfischer at George Fischer Pty Ltd 186 190 Kingsgrove Road Kingsgrove NSW 2008 Tel 6110 2 95 54 39 77 Fax 6110 2 95 02 25 61 sales georgefischer com au www georgefischer com au Georg Fischer NV SA Digue du Canal 109 111 Vaartdijk 109 111 1070 Bruxelles Br ssel Tel 321012 556 40 20 Fax 321012 524 34 26 info be be piping georgfischer com www georgfischer be Georg Fischer Rohrleitungssysteme Schweiz AG Ebnatstrasse 101 Postfach 8201 Schaffhausen Tel 4110 52 631 30 26 Fax 4110152 631 28 97 info rohrleitungssysteme georgfischer ch www piping ge
4. baseplate are fitted securely GEORG FISCHER GF Working with safety in mind Make your contribution to safety at the workplace Report any unusual behaviour on the part of the machine to the person in charge immediately Always work with safety in mind e Wear satety goggles during cutting and bevelling operations e Switch the RA 21 S off after completing each stage of work and allow the machine to run a stop a e Disconnect from the mains before cleaning the pipe cutter The cutter and saw blade may cause amp injury Therefore Keep your hands away from the tools during cutting and bevelling operations ad 4 3 Keep the pipe cutter dry do not use in the rain Do not use the pipe cutter in areas 2 subject to explosion hazards Disposal Please make sure that material chips and used gear oil are disposed of properly Further safety rules Comply with the regulations standards and guidelines that apply in your country GEORG FISCHER GF SO GO NAGRKRWNHY aN pipe diameter adjusting facility locking screw worm gear nameplate motor on off switch locking knob for on off switch power cable with slipring contact vise 2 Description of the pipe cutter The pipe cutter is a robust user friendly service triendly and safety oriented design Vise and saw All mechanically stressed parts are metal The rounded smooth edges help to avoid accidents The saw blade a
5. gt Insert the pipe in the vise gt Push the marked cutting location over the saw blade gt Clamp the pipe in the vise 6 5 Cutting the pipe N Cut thin walled chrome and stainless steel pipe up to 1 5 mm wall thickness only with RA 21 Special Put on safety goggles before cutting I Repeat the lubrication every three cuts It in contact with drinking water or foodstuffs use only Georg Fischer lubricating gel Use a pipe support for pipes that are over Im long GEORG FISCHER GF Switch on the saw motor Press the on off switch 1 and the locking button 2 gt Carefully turn the pipe cutter clock wise until the wall of the pipe has been pierced through gt Continue to turn rapidly until the pipe has been cut off and the marks 3 on the slide housing and vise housing are aligned gt Turn the pipe cutter back into its home position gt Switch off the saw motor Press the on off switch 1 again For non stop operation After cutting loosen the hexagon nut on the saw blade to avoid damage caused by tension GEORG FISCHER GF gt Connect the pipe cutter to the mains gt Apply saw blade lu bricant to the saw blade teeth cutting surtace gt Mark the cutting location on the pipe gt Insert the pipe in the vise gt Push the marked cutting location over the saw blade gt Clamp the pipe in the v
6. quick mounting base plate The pipe cutter with the vise is mounted either e on the quick mounting base plate or on the quick mounting base plate special accessory with clamps gt Mark and punch the bolt holes on the work bench Use the quick mounting baseplate as a template Drill 13 mm holes gt Bolt down the quick mounting baseplate Place the vise with flanged on pipe cutter on the base plate Tighten the hexagon nut 1 GEORG FISCHER GF 9 6 Operation 6 1 Fitting the saw blade additional cutter N Disconnect the mains plug before fitting or changing the tool The saw blade additional cutter must be free from chips and dirt Ol Use only original Georg Fischer saw blades and cutters Ol The inscription on the saw blade 1 must always face the pipe cutter Observe sign for saw blade guard Ol Tie Pe OT Preparatory work Loosen the locking screw 1 gt Turn the pipe cutter upwards 180 clockwise Tighten the locking screw 1 gt Clean the saw blade shaft 2 and vicinity 10 GEORG FISCHER GF Fitting the saw blade 2 cas Fitting the saw blade and additional cutter GEORG FISCHER GF gt Mount the following on the shaft 1 e saw blade 3 e clamping disk 4 code RA 21 790 041 188 code RA 21 S 790 044 192 Tighten the nut 5 by turning counter clockwise Left hand thread gt
7. Loosen the locking screw 2 gt Turn the pipe cutter clockwise back down into its home position gt Mount the following on the shaft 1 RA 21 e saw blade 3 e additional cutter 4 e clamping disk 5 21 S e saw blade 3 e additional cutter 4 Tighten the nut 6 by turning counter clockwise Left hand thread gt Loosen the locking screw 2 gt Turn the pipe cutter clockwise back into its home position 11 Release the lever 1 Select pipe diameter on the scale 3 Set the red mark on the lett side of the stop 2 to the corre sponding number Tighten the lever 1 gt Insert the pipe in the vise gt Move the pipe almost up to the saw blade gt Tighten the pipe in the vise Release the lever 1 and set the stop 2 to position 2 Do not tighten Raise the motor of the pipe cutter as if to start cutting until the points of the saw blade teeth project about 1 5 mm into the pipe Tighten the lever 1 6 2 Adjusting the pipe diameter Threaded pipes to DIN 2440 GEORG FISCHER GF 6 3 Adjusting the additional cutter Simultaneous cutting and bevelling of steel pipes up to a wall thickness of 4 5 mm is possible 000 Bevel OK Move the Move the stop 2 a stop 2 a little to the little to the right left GEORG FISCHER GF gt Insert the pipe in the vise Move the pipe a
8. Operating Instructions Code 790 044 762 RA 21 and RA 21 Special Pipe Cutting and Bevelling Machines GEORG FISCHER GF These operating instructions are part of machine no All rights retained in particular the rights to reproduction dissemination and translation Copying or reproduction in any form Iprint photocopy microfilm or data acquisition require written permission from Georg Fischer Rohrverbindungs technik GmbH Table of Contents Page O About these operating instructions I Notes on safety 2 2 Description of the pipe cutter 4 3 Features and scope of application of the pipe cutter 5 4 Technical specifications 7 5 Commissioning 8 5 1 Checking the scope of delivery 8 5 2 Transporting and assembling the pipe cutter 9 6 Operation 10 6 1 Fitting the saw blade additional cutter 10 6 2 Adjusting the pipe diameter 12 6 3 Adjusting the additional cutter 13 6 4 Using stops 14 6 5 Cutting the pipe 16 6 6 Cutting and bevelling the pipe 18 7 Maintenance 20 8 What to do if 22 GEORG FISCHER GF GEORG FISCHER GF O About these operating instructions The symbols used in this manual are explained here to help you quickly understand the operating instructions and use them effectively Symbols Note on safety This general hazard symbol accompa nies passages of text which you should read and understand under all circum stances By tailing to do so you could endanger yo
9. ise 6 6 Cutting and bevelling the pipe This procedure combines cutting and bevelling of the pipe When cutting and bevelling simul taneously turn the pipe cutter more slowly around the pipe that you would for cutting alone as two tools are used at the same time aan Put on safety goggles before cutting GW vw I Repeat the lubrication every three cuts If in contact with drinking water or foodstuffs use only Georg Fischer lubricating gel Use a pipe support for pipes that are more than 1 m long GEORG FISCHER GF gt Switch on the saw motor Press the on off switch 1 and the locking button 2 gt Carefully turn the pipe cutter clock wise until the wall of the pipe has been pierced through gt Continue turning rapidly until the pipe has been cut off and the marks 3 on the slide housing and vise housing are aligned gt Turn the pipe cutter back into its home position Switch off the saw motor Press the on off switch 1 again For non stop operation After cutting loosen the hexagon nut on the saw blade to avoid damage caused by tension GEORG FISCHER GF 7 Maintenance Disconnect the mains plug before doing maintenance work Interval Activity every week Remove the saw blade and brush off chips Oil the four locations marked by the arrows Check the oil level of the gear and top up if necessary
10. lmost up to the additional cutter gt Clamp the pipe in the vise Release the lever 1 and set the stop 2 to position 2 Do not tighten Raise the motor of the pipe cutter as if to start cutting until the cutter covers the wall of the pipe Tighten the lever 1 gt Do a test bevel and check the result see section 6 6 gt Mount the length gauge Il gt Swing the stop 2 in to the middle of the pipe and engage gt Release the cross knob 3 gt Set to the desired length Use the scale gt Tighten the cross knob gt Push the pipe for wards up to the stop and clamp Swing the stop clear gt Cut the pipe gt Mount the length gauge 1 Swing the stop in to the middle of the pipe gt Use a yardstick to extend the stop to the desired length Push the clamp 2 up against the housing and turn it so that it is in contact with the work bench 6 4 Using stops Length gauge up to 250 mm Length gauge over 250 mm GEORG FISCHER GF GEORG FISCHER GF gt Tighten the clamp Push the pipe up against the stop and clamp Swing the stop out and push all the way back gt Cut the pipe gt For the next cut extend the stop and swing into place clockwise gt Connect the pipe cutter to the mains gt Apply saw blade lubricant to the saw blade teeth gt Mark the cutting location on the pipe
11. nd jaws are close togethers which reduces vibrations during cutting Motor and power cable The motor can be easily removed The motor housing and switches are made from lightweight impact resistant plastic Integrated into the power cable is a slipring contact which prevents the cable from twisting during cutting GEORG FISCHER GF 3 _ Features and scope of application of the pipe cutter The pipe cutter is a fully configured working machine suitable for workshop and building site operation e is part of the combined KM 2 and GTM 2 pipe cutting and threading machines e works using the satety enhancing principle stationary pipe rotating tool The pipe cutter is suitable for e cutting and e bevelling pipes The cut pipes are free from burr so no deburring lin or outside is required This reduces the risk of corrosion Scope of application RA 21 RA 21 Special e pipe 1 4 to 2 or 10 mm to 63 mm x x e up to 5 5 mm wall thickness Chrome and stainless steel pipes up to 1 5 mm x wall thickness Solid material 6 mm to 16 mm X GEORG FISCHER GF The following materials can be used e steel black or galvanised e chrome and stainless steel up to 2 5 mm wall thickness e aluminium e non ferrous metals le g copper brass plastics PE PP PVDE PVC Other materials on request Do not use cast pipes with glass hard surfaces GG GEORG FISCHER GF
12. orge Fischer Inc 2882 Dow Avenue Tustin CA 92780 7258 Tel 11714 731 88 00 Toll Free 800 854 40 90 Fax 11714 731 62 O1 info us piping georgefischer com www us piping georgefischer com Export Georg Fischer Rohrverbindungstechnik GmbH Freib hlstrasse 18 19 78224 Singen Htwl Tel 4910 7731 792 0 Fax 4910 7731 792 524 info rvt georgfischer com www rvt georgfischer com 790 044 762_01 4 09 03 Georg Fischer Rohrverbindungstechnik GmbH D 78224 Singen 2003
13. orgfischer ch Georg Fischer Rohrverbindungstechnik GmbH Freib hlstrasse 18 19 78224 Singen Htwl Tel 4910 7731 79 25 21 23 Fax 491017731 79 25 24 info rvt georgfischer com www rvt georgfischer com Georg Fischer A S Rugvaenget 30 2630 Taastrup Tel 45 70 22 19 75 Fax 45 70 22 19 76 info dk piping georgfischer com www georgfischer dk George Fischer S A S 105 113 rue Charles Michels 93208 Saint Denis Cedex 1 Tel 331011 492 21 34 1 Fax 331011 492 21 30 0 info georgefischer fr www georgefischer fr George Fischer Sales Limited Paradise Way Coventry CV2 2ST Tel 4410 2476 535 535 Fax 44 0 2476 530 450 info georgefischer co uk www georgefischer co uk Georg Fischer S p A Via Sondrio 1 20063 Cernusco S N IMI Tel 3902 921 861 Fax 3902 921 407 85 6 office piping georgfischer it www georgfischer it Georg Fischer AS Rudsletta 97 1351 Rud Tel 4710167 18 29 00 Fax 4710 67 13 92 92 info no piping georgfischer com www georgfischer no Georg Fischer N V Postbus 35 8160 816 PA Epe Tel 31 0 578 67 82 22 Fax 3110 578 62 17 68 info vgnl nl piping georgfischer com www georgfischer nl Georg Fischer WAGA N V Lange Veenteweg 19 Postbus 290 8160 AG Epe Tel 31 0 578 67 83 78 Fax 3110 578 62 08 48 info waga georgfischer com www waga georgfischer com Georg Fischer AB Box 113 12523 Alvsj Stockholm Tel 4610 8 506 77 500 Fax 4610 8 749 23 70 info georgfischer se www georgfischer se Ge
14. urself and others old Important information Passages of text which convey important information are accompanied by this symbol Failing to observe them can cause machine malfunctions or damage gt Action This arrow indicates an action you must perform GEORG FISCHER GF 1 Notes on safety The RA 21 RA 21 Special Pipe Cutting and Bevelling Machine referred to as a pipe cutter in the following is a state of the art machine Using it for purposes other than those described in this manual may cause injury to the user or to others It may also damage the machine or other equipment Therefore e Always ensure that the machine is in good working order and always comply with these notes on safety Proper use e Only use the materials and types of pipe specified in this manual see chapter 3 Always consult Georg Fischer after sales service personnel before using other materials Only use the pipe cutter for cutting and bevelling operations as described in chapter 6 e Only use original Georg Fischer spare parts and auxiliaries e Inspect the pipe cutter every day for visible signs of damage or defects Any damage or defects must be repaired immediately Work on the electrical installations may only be performed by a qualified electrician e Do not use the pipe cutter unless all safety devises restart inhibitor overload protection saw blade guard are working properly and the fixtures on the vise and
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