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Related Manuals for Virax 162120
Summary of Contents for Virax 162120
- Page 1 Threading machine for tubes up to 2” Instruction Manual 162120...
- Page 2 EC DECLARATION OF CONFORMITY VIRAX 39, Quai de Marne - B.P. 197 - 51206 ÉPERNAY Cedex - FRANCE Declares that the machine described below 162120 VIRAX Workshop Threading machine ½ to 2” Complies with the requirements of the following Directives: 2006/95/EC relating to electrical equipment designed for use within certain voltage limits.
- Page 4 Instruction manual Thank you for purchasing the threading machine and for showing confidence in our company. Virax, a major manufacturer and retailer of tools for the Sanitary, Environmental engineering and Roofing trades, supplies the tools you use in your everyday work: Virax, showing off your talent.
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Page 5: Table Of Contents
Instructions relating to your protection and the protection of those around you ....Maintenance instructions ....................Storage instructions ......................10 General description of the 162120 threading machine ......11 Basic functions ......................... 11 Diameters of tubes which can be threaded ..............11 Tubes which can be threaded, cut or reamed .............. - Page 6 Using the 1/4 – 3/8” head (part no. 162150) ............28 Installing the head ......................28 Adjusting the threading diameter ..................29 Adjusting the thread outside diameter ................29 Manually opening the dies ....................29 Replacing the dies....................0 Replacing dies on the automatic opening 2” head ............0 Replacing dies for the 1/4 –...
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Page 7: Safety Instructions
Safety instructions The Virax 162120 threading machine is an electro-mechanical machine which presents certain hazards. It is therefore important to obey the following instructions to avoid causing yourself or others possible serious injuries or lesions. General safety instructions Choice of tool Use a suitable tool. -
Page 8: Safety Instructions Relating To The Work Area
Only the cutting, reaming and threading tools designed for the machine may be mounted on the machine. Important: Virax may in no respect be held liable for accidents which occur arising from the use of tools other than those specifically intended for use with the 162120. -
Page 9: Handling And Working Instructions
Instructions relating to your protection and the protection of those around you It is essential to place the tube on one or more pipe holders, also called benches. (Virax part – numbers: pipe holder without feet: 161100 ; pipe holder with feet: 161110). - Page 10 Do not wear a tie, scarf, pendants, loose clothing, chain bracelets, rings etc. – or wear your hair long... any of which could be caught by the rotating parts of the machine. – Wear protective goggles to protect your eyes from oil spatter and, most importantly, from any metal turnings which are thrown up.
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Page 11: Maintenance Instructions
Regularly check the oil level. You must not thread your tubes without a sufficient oil flow. – – You must use one of the oils supplied by Virax as all mechanical tests have been carried out using these oils. Oils which can be used: ●... -
Page 12: Storage Instructions
Besides the tasks shown in the Maintenance chapter, you must not carry out dismantling and assembly operations yourself. These operations must only be carried out by personnel approved by Virax. Important: Virax may not be held liable for accidents which occur as a result of an unauthorized maintenance operation. Storage instructions –... -
Page 13: General Description Of The 162120 Threading Machine
1/4” to 3/8”. Tubes which can be threaded, cut or reamed The tubes which can be used on the 162120 are defined by the following standards (refer to the editions published in your language): 1. Stainless steel tubes... -
Page 14: Available Thread Types
In addition to the three basic functions (cutting, reaming, threading), the machine can be used with a Virax groover (part no. 162400, available as an option) for hollow tubes in carbon steel with diameters from 1 to 6” and maximum thickness of 3.4 to 5.5 mm in compliance with the standards... -
Page 15: General Characteristics
General characteristics ● Power: 1100 W ● Rotational speed: 34 rpm Weight of machine only, without mounting feet and without die head: 51.5 kg Weight of feet: 6.2 kg Weight of 2” die head: 6.6 kg ● Overall dimensions of the machine on its feet (length x width x height, in mm): 1170 x 705 x 1100 ●... -
Page 16: Moving And Setting Up The Machine
– by a lifting device such as a hoist or winch – manually on the Virax trolley especially designed for the 162120 threading machine (part no. – 162160) Important: 1) The oil tank must be drained before moving the machine any great distance. -
Page 17: Moving Manually
(The other parts of the machine do not give a secure grip). Moving using a trolley The folding trolley designed by Virax (part no. 162460) enables the 2” machine to be transported and used without setting it back on its feet:... - Page 18 To place the machine on its trolley: ● Remove the retaining hook by depressing the handle using the foot, lift the handle until the trolley is fully unfolded and lock the two retaining levers (levers turned downwards): Retaining Retaining hook hook Retaining levers Retaining levers...
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Page 19: Slope Of The Machine
Slope of the machine The machine placed on the level on its feet or on its trolley slopes 2° to the front: 2 ° This slope prevents oil flowing towards the back in the tube. Check therefore that this slope is maintained where work is to be carried out. -
Page 20: Positioning A Tube
Positioning a tube ● Open the two chucks sufficiently. ● Insert the tube from the rear, if the working configuration allows this, such that the end of the tube to be machined is level with the tool to be used. ●... -
Page 21: Cutting A Tube
Cutting a tube The machine has a tube cutter which can cut both carbon steel and stainless steel tubes with diameters varying from 1/4” to 2”. Cutter wheels available: Wheel for tubes in carbon steel: part no. 162470 – (tubes defined by standards EN 10208-2, EN 10216-1, EN 10217-1 and EN 10255 ; see the description of these standards on page 11) Wheel for tubes in stainless steel: part no. -
Page 22: Reaming A Tube
Reaming a tube The machine has a reamer for bevelling tube ends with diameters varying from 1/4 to 2”. ● Raise the tube cutter and the die head. ● Position the tube and tighten both chucks. ● Move the reaming tool back. ●... -
Page 23: Threading A Tube
Threading a tube The machine is supplied as standard with a die head for threading tubes with diameters from 1/2” to 2”. Optionally available is a head for threading tubes of 1/4” to 3/8” diameter (part no. 162150). Producing a thread ●... -
Page 24: Producing Double Threads On Short Tubes (Nipples Or Reels)
(The joint may seize where the two threads meet). Producing double threads on short tubes (nipples or reels) Virax supplies an optional nipple holder which can be used to produce double threads on short tubes with diameters from 1/2” to 2”:... - Page 25 Available diameters: Nipple holder Minimum reel Virax part numbers diameter length (mm) 1/2 “ 162450 /4 “ 162451 1 “ 162452 1 ¼ “ 16245 1 ½ “ 162454 2 “ 162455 ● Produce the first thread as indicated in the previous paragraph.
- Page 26 ● Cut the second thread: ● Remove the nipple holder with the nipple. ● Using a 17mm Allen key, loosen the screws holding the upper shell and remove the nipple. Important: Release the nipple by loosening the holding shell and not by unscrewing the nipple. (The central section is too narrow to accept pliers.
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Page 27: Using The 2" Die Head (Part No. 162151)
Using the 2” die head (Part no. 162151) Installing the head Note: When the machine is delivered, the head is fitted with its dies. ● Position the head tilting spindle in its receiving cylinder: ● Tilt the head. -
Page 28: Adjusting The Threading Diameter
Adjusting the threading diameter ● Loosen the cam plate locking lever by turning it clockwise: Note: The word “Tighten” is written on the lever accompanied by an arrow pointing anticlockwise. This arrow indicates the tightening direction. ● Holding the setting lever, position the scale such that the indication of the tube diameter is opposite the setting marker: Note: The head is delivered with a scale for BSPT and NPT threads. -
Page 29: Adjusting The Thread Outside Diameter
Adjusting the thread outside diameter For a given diameter, the markers above the diameter indication enable to increase the thread outside diameter; the markers below the diameter indication enable to reduce the thread outside diameter: Increase of the thread outside Increase of the thread outside diameter diameter... -
Page 30: Using The 1/4 - 3/8" Head (Part No. 162150)
Using the 1/4 – 3/8” head (part no. 162150) This optional head is used to thread tubes with diameters from 1/4” to 3/8”. Installing the head Note: When delivered, the head is not fitted with its dies. See page 32 for the procedure for installing dies for the 1/4 –... -
Page 31: Adjusting The Threading Diameter
Adjusting the threading diameter ● Loosen the cam bearer plate tightening lever by turning it anticlockwise: ● Position the scale to bring the indication corresponding to the tube diameter up to the marker: Note: The 1/4 G and 3/8 G markers refer to the BSPT thread standard (G for Gas). The other markers refer to the BSW standard. -
Page 32: Replacing The Dies
Make sure you insert the correct dies for the thread standard you are going to use. 2) The four dies must be replaced with four new dies supplied exclusively by Virax. 3) The dies are numbered as each die works separately. Ensure that each die is placed in the corresponding socket: die no.1 in socket no. - Page 33 ● Loosen the cam bearer plate locking lever by turning it in the reverse direction to that indicated by the arrow: ● Holding the setting lever, position the scale such that the indication “Remove dies” is opposite the marker (some force is required): and tighten the locking lever again in order to retain the initial setting of the head.
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Page 34: Replacing Dies For The 1/4 - /8" Head
● Position the setting cam according to the tube diameter and the desired outside thread diameter (see pages 26 and 27). ● Tighten the lever again by turning it in the direction indicated by the arrow. Replacing dies for the 1/4 – /8” head ●... - Page 35 ● Put the new dies in place in compliance with the numbering (die no.1 in socket no. 1, die no.2 in socket no.2, etc.), the notch turned anticlockwise. (Insert each die up to its stop). Note: The dies may be inserted in any order. ●...
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Page 36: Maintenance Operations
Maintenance operations Important: Only the operations described in this chapter are authorized. All other operations must be carried out by personnel approved by Virax. Cleaning the oil system ● Remove turnings which have accumulated in the receiving bin and clean the scrap receiver. -
Page 37: Replacing The Motor Brushes
Top up the oil if necessary by pouring it directly into the container. (Minimum oil level: half the diameter of the strainer) Important: You must use oils supplied by Virax. (See page 9 for the part numbers of the various oils which can be used). -
Page 38: Taking Up Shaft Slack
● Remove the brush from its housing: ● Replace with a new brush (part no. 753066), replace the protective cover and grid. Taking up shaft slack This operation must be carried out if forward and backward play is noted in the motor shaft. ●... -
Page 39: Replacing The Tube Cutter
Replacing the tube cutter Replace the tube cutter if it shows signs of cracking of it it is broken. (Tube cutter for the 162120: part no. 753072) ● Using an 8mm gudgeon punch, remove the tube cutter shaft by striking towards the front of the machine: ●... -
Page 40: Replacing The Reaming Cone
Replacing the reaming cone Replace the reaming cone when it shows signs of wear. (Reaming cone for the 162120: part no. 753075) ● Remove the gudgeon holding the cone in place using a 5 mm gudgeon punch: ● Remove the cone, replace it with a new one and replace the gudgeon. -
Page 41: Replacing The Front Chuck Jaws
Replacing the front chuck jaws The front chuck jaws must be replaced when they show signs of wear. (Set of 3 jaws for the 162120: part no. 753069) Note: The jaw holders do not have to be removed to replace the jaws. - Page 42 ● Remove the jaw by pulling it towards you and retrieve the associated spring retainer and spring: Jaw and jaw transfer set screw Jaw and jaw transfer set screw (shown here on the right of the jaw, (shown here on the right of the jaw, not visible in the figure) not visible in the figure) Spring retainer...
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Page 43: Replacing The Front Chuck Jaw Holders
Replacing the front chuck jaw holders The jaw holders must be replaced when they show signs of wear. (Jaw holder for the 162120: part no. 753068) Note: 1) The jaws do not have to be removed to replace the jaw holders. - Page 44 ● Put the jaw holding plate down, rear facing upwards, and unscrew the jaw holder helical drive ring: ● Turn the jaw holding plate over and remove the three jaw holders: ● Put the new jaw holders into their correct numbered locations: jaw holder no. 1 in slot no.1, jaw holder no.
- Page 45 Spindle nose Spindle nose Nose pin Nose pin Crown Crown Slot for spindle nose pin Slot for spindle nose pin ● Screw the jaw holding plate back onto the spindle nose.
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Page 46: Diagnostics And Fault Fixes
Diagnostics and fault fixes Important: If you encounter problems not on this list, contact Virax or their representative for the problem to be dealt with by After-Sales service. Machine operating problems Problem Possible causes Corrective actions The power socket is not Connect the socket to the electrical power supply. -
Page 47: Thread Cutting Problems
The oil flow in the head is grid and clean the strainer. (See insufficient. page 34). Add oil supplied by Virax (see page 9) by pouring it directly The oil level is insufficient. into the container. (Minimum oil level: half the diameter of the strainer). - Page 48 The quality of the thread obtained is not satisfactory. Drain the oil (see page 5) and refill with oil supplied by Virax Oil worn out (see page 9). Adjust the thread diameter so as to obtain the expected result.
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Page 49: Tube Cutting Problems
Tube cutting problems The cut obtained is not Replace the cutter wheel by a The cutter wheel is worn. clean. new one. (See page 36). Replace the tube cutter by a The tube cutter is worn or has new one. (See page 37). Use The tube cutter is been used for tubes which are damaged. -
Page 50: Exploded Views
Exploded views If you need a particular part, please indicate the title of the exploded view as well as the number of the part on this view. Exploded view of the frame... -
Page 51: Exploded View Of The Motor And The Oil Pump
Exploded view of the motor and the oil pump Pump... -
Page 52: Exploded View Of The Transmission
Exploded view of the transmission... -
Page 53: Exploded View Of The Saddle
Exploded view of the saddle... -
Page 54: Exploded View Of The Automatic Opening 2" Die Head
Exploded view of the automatic opening 2” die head... -
Page 55: Exploded View Of The 1/4" - /8" Die Head
Exploded view of the 1/4” - 3/8” die head... -
Page 56: Exploded View Of The Tube Cutter
Exploded view of the tube cutter... -
Page 57: Exploded View Of The Reamer
Exploded view of the reamer 26 29 26 26 29 26 29 26 26 29 26... -
Page 58: Components Of A Nipple Holder
Components of a nipple holder ⑦ ① ② ③ ④ ⑤ ⑥... - Page 60 FR- Retrouvez la liste de nos distributeurs sur www.virax.com EN – Find the list of our dealers on www.virax.com IT – Trova il rivenditore Virax più vicino a te su www.virax.com ES - Encuentra el listado de distribuidores en www.virax.com PT - Encontre a lista de nossos revendedores www.virax.com...
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