Hypertherm Duramax Series Page 35 Operator'S Manual Download

Page: 35 / 64

OPERATION

Duramax Retrofit Torch

Operator Manual

3-5

220817

Shield

220854

Retaining cap

220941

Nozzle

220857

Swirl ring

220842

Electrode

220817

Shield

220941

Nozzle

220857

Swirl ring

220842

Electrode

220953

Ohmic-sensing

retaining cap

45 amp mechanized shielded consumables

45A Shielded

Air flow rate - slpm/scfh

Mild Steel

Hot

177 / 376

Cold

201 / 427

Metric

Material

Thickness

Torch-

to-Work

Distance

Initial Pierce

Height

Pierce Delay

Time

Best Quality Settings

Production Settings

Cut Speed

Voltage

Cut Speed

Voltage

seconds

(mm/min)

Volts

(mm/min)

Volts

0.5

1.5

3.8

250

0.0

9000

128

12500

126

9000

128

10800

128

1.5

0.1

9000

130

10200

129

0.3

6600

130

7800

129

0.4

3850

133

4900

131

2200

134

3560

131

0.5

1350

137

2050

132

English

Material

Thickness

Torch-

to-Work

Distance

Initial Pierce

Height

Pierce Delay

Time

Best Quality Settings

Production Settings

Cut Speed

Voltage

Cut Speed

Voltage

inches

seconds

ipm

Volts

ipm

Volts

26GA

0.02

0.08

400

0.0

350

128

500

128

22GA

350

128

450

128

18GA

0.1

350

129

400

128

16GA

350

130

400

129

14GA

0.06

0.15

250

0.2

270

130

320

129

12GA

0.4

190

133

216

131

10GA

100

134

164

131

3/16

0.5

135

108

132

1/4

0.6

137

132

Summary of Contents for Duramax Series

Page 1: ...Duramax Retrofit Torch Operator Manual 807530 Revision 1 HRT2 and MRT2 for powermax600 powermax800 powermax900 MAX42 and MAX43 ...

Page 2: ......

Page 3: ...com email info hypertherm com 2012 Hypertherm Inc All Rights Reserved Hypertherm Powermax and Duramax are trademarks of Hypertherm Inc and may be registered in the United States and or other countries Duramax Retrofit Torch HRT2 and MRT2 for powermax600 powermax800 powermax900 MAX42 and MAX43 ...

Page 4: ...ingapore 349567 Republic of Singapore 65 6841 2489 Tel 65 6841 2490 Fax 65 6841 2489 Technical Service Hypertherm Shanghai Trading Co Ltd Unit A 5th Floor Careri Building 432 West Huai Hai Road Shanghai 200052 PR China 86 21 5258 3330 1 Tel 86 21 5258 3332 Fax Hypertherm Europe B V Vaartveld 9 4704 SE Roosendaal Nederland 31 165 596907 Tel 31 165 596901 Fax 31 165 596908 Tel Marketing 31 165 59690...

Page 5: ...s electromagnetic disturbances must be reduced to the point where they are no longer troublesome Assessment of area Before installing the equipment the user shall make an assessment of potential electromagnetic problems in the surrounding area The following shall be taken into account a Other supply cables control cables signaling and telephone cables above below and adjacent to the cutting equipm...

Page 6: ... shock by touching these metallic components and the electrode nozzle for laser heads at the same time The operator should be insulated from all such bonded metallic components Earthing of the workpiece Where the workpiece is not bonded to earth for electrical safety nor connected to earth because of its size and position for example ship s hull or building steel work a connection bonding the work...

Page 7: ...been used with phase converters In addition Hypertherm does not warranty systems that have been damaged as a result of poor power quality whether from phase converters or incoming line power This warranty shall not apply to any Product which has been incorrectly installed modified or otherwise damaged Hypertherm provides repair replacement or adjustment of the Product as the sole and exclusive rem...

Page 8: ...h damages National and local codes National and local codes governing plumbing and electrical installation shall take precedence over any instructions contained in this manual In no event shall Hypertherm be liable for injury to persons or property damage by reason of any code violation or poor work practices Liability cap In no event shall Hypertherm s liability if any whether such liability is b...

Page 9: ...Safety information Before operating any Hypertherm equipment read the separate Safety and Compliance Manual 80669C included with your product for important safety information ...

Page 10: ......

Page 11: ...chine torch consumables 2 10 Install the machine torch consumables 2 12 Aligning the torch 2 12 Torch installation 2 13 Torches with a quick disconnect connector 2 13 Torches without a quick disconnect connector Powermax600 CE 2 14 ON OFF Pendant connection 2 15 Section 3 Operation 3 1 Using the cut charts 3 2 55 amp mechanized shielded consumables 3 3 50 amp mechanized shielded consumables 3 4 45...

Page 12: ... up correctly 3 23 Understand and optimize cut quality 3 23 To pierce a workpiece using the machine torch 3 26 Common machine cutting faults 3 26 Section 4 Maintenance and parts 4 1 Perform routine maintenance 4 2 Inspect the consumables 4 3 Hand torch replacement parts Duramax HRT2 4 4 Machine torch replacement parts Duramax MRT2 4 5 Accessory parts 4 6 ...

Page 13: ...rator Manual 1 1 Section 1 Specifications In this section Component weights 1 2 Duramax HRT2 hand torch dimensions 1 2 Duramax MRT2 full length machine torch dimensions 1 2 Duramax MRT2 without positioning sleeve mini torch 1 2 ...

Page 14: ...in 3 6 cm 1 4 in outer dimension 3 3 cm 1 3 in flat sides 31 3 cm 12 3 in 20 6 cm 8 1 in 3 5 cm 1 4 in Duramax MRT2 without positioning sleeve mini torch 2 5 cm 1 0 in 3 6 cm 1 4 in outer dimension 3 3 cm 1 3 in flat sides 3 5 cm 1 4 in 16 8 cm 6 6 in 8 4 cm 3 3 in Component weights Torch type Weight kg lbs Hand torch 7 6 m 25 ft 3 2 7 1 Hand torch 15 m 50 ft 5 7 12 6 Machine torch 7 6 m 25 ft 3 4...

Page 15: ...consumables 2 4 Machine torch setup 2 5 Converting a Duramax retrofit machine torch into a mini torch 2 6 Mount the torch 2 8 Choose the machine torch consumables 2 10 Install the machine torch consumables 2 12 Aligning the torch 2 12 Torch installation 2 13 Torches with a quick disconnect connector 2 13 Torches without a quick disconnect connector Powermax600 CE 2 14 ON OFF Pendant connection 2 1...

Page 16: ...mables need to be changed Type of cutting handheld cutting will require more consumable changes than machine cutting Air quality the presence of oil moisture or other contaminants will reduce consumable life Piercing edge starting piercing the metal causes more consumable wear then starting cuts from the edge of the metal Proper torch to work distance when gouging or cutting with unshielded consum...

Page 17: ... are the same for cutting gouging and FineCut applications Only the shield nozzle and swirl ring are different For the best cut quality on thin materials you may prefer to use FineCut consumables or use a 45 A nozzle and reduce the current setting to 45 or 40 amps Hand torch consumables Drag cutting consumables 45 A 220857 Swirl ring 220842 Electrode 220941 Nozzle 220854 Retaining cap 220818 Shiel...

Page 18: ...etaining cap nozzle electrode and swirl ring With the power switch in the OFF O position install the torch consumables as shown below Retaining cap Nozzle Electrode Swirl ring Shield warning Instant On Torches PLASMA ARC CAN CAUSE INJURY AND BURNS The plasma arc comes on im me di ate ly when the torch trigger is activated Make sure the power is OFF before changing consumables ...

Page 19: ...ign the torch Attach the torch lead to the power supply Set up the power supply for remote starting with either the remote start pendant or a machine interface cable Consumables Mounting sleeve Coupler Strain relief body Strain relief nut Torch lead Consumables Mounting sleeve Coupler Gear rack Strain relief body Strain relief nut Main strain relief nut Torch lead Positioning sleeve Duramax MRT2 w...

Page 20: ...rch lead can cause damage 2 Unscrew the strain relief body from the strain relief nut and slide the strain relief body back along the torch lead 3 Unscrew the strain relief nut from the positioning sleeve and slide the nut back along the torch lead 4 Unscrew the positioning sleeve from the coupler 5 Unscrew the coupler from the mounting sleeve 6 Remove the three screws from the consumables end of ...

Page 21: ...ew 14 Reconnect the cap sensor switch s wire connector 15 Slide the mounting sleeve over the front of the torch body Align the slot on the front of the mounting sleeve next to one of the three screw holes with the cap sensor plunger on the torch body 16 Secure the mounting sleeve to the torch body by tightening the three screws 17 Screw the coupler into the mounting sleeve 18 Screw the strain reli...

Page 22: ...Disconnect the torch lead from the power supply and remove the consumables from the torch Note While disconnecting and reconnecting the torch parts maintain the same orientation between the torch body and torch lead Twisting the torch body in relation to the torch lead can cause damage 2 Unscrew the strain relief body from the strain relief nut and slide the strain relief body back along the torch...

Page 23: ... and strain relief nut over the torch lead 14 If you are mounting a full length machine torch slide the positioning sleeve over the torch head 15 Slide the coupler over the torch lead 16 Use two wrenches to tighten the gas supply line nut onto the threaded torch body fitting 17 Secure the pilot arc wire to the torch body by tightening the pilot arc wire terminal screw 18 Reconnect the cap sensor s...

Page 24: ...ng With unshielded consumables you must keep the torch a small distance about 2 mm 0 08 inch away from the metal Unshielded consumables generally have a shorter life than shielded consumables Machine torch consumables Mechanized shielded consumables 45 A 220817 Shield 220854 Retaining cap 220941 Nozzle 220842 Electrode 220857 Swirl ring Mechanized shielded with ohmic consumables Mechanized unshiel...

Page 25: ...ielded consumables FineCut shielded 220953 Retaining cap 220857 Swirl ring 220842 Electrode 220948 Shield 220930 Nozzle 220854 Retaining cap 220857 Swirl ring 220842 Electrode 220955 Deflector 220930 Nozzle 220854 Retaining cap 220842 Electrode 220798 Shield 220857 Swirl ring 220797 Nozzle ...

Page 26: ...e machine torch consumables in a manner similar to the hand torch consumables Refer to Install the hand torch consumables on page 2 4 WARNING INSTANT ON TORCHES PLASMA ARC CAN CAUSE INJURY AND BURNS The plasma arc comes on im me di ate ly when the torch is activated Make sure the power is OFF before changing the consumables Aligning the torch Mount the machine torch perpendicular to the workpiece ...

Page 27: ...r securing ring 1 4 turn to the left to ensure that the securing ring threads and the connector receptacle threads are aligned 5 Turn the securing ring to the right to tighten 6 Clean the top of the power supply and apply the new consumable label over the existing label Receptacle Consumable label Part 210126 Securing ring Key way Part Number Description 028522 MAX42 receptacle 028523 MAX43 recept...

Page 28: ...Do not tighten the strain relief collar 4 onto the torch lead until the gas fitting 3 is tight or the gas connection may leak 3 Install the strain relief 1 and secure with nut 2 4 Connect and tighten the gas fitting 3 5 Tighten the strain relief collar 4 onto the lead 3 5 6 2 7 1 3 5 6 4 7 Caution These are high current connections Proper torque is critical 6 Connect the electrical connections 5 6...

Page 29: ... the on off pendant may be used If you want to use a different on off switch configuration note that the wiring configuration to the 3 socket female receptacle on the pigtail is as follows ON OFF Pendant connection Socket A White Wire Socket B Not Used Socket C Black Wire On Off pendant Pigtail from machine torch lead ...

Page 30: ...Torch setup 2 16 Duramax Retrofit Torch Operator Manual ...

Page 31: ...mp mechanized unshielded consumables 3 12 FineCut consumables 3 13 Using the hand torch 3 17 Operate the safety trigger 3 17 Hand torch cutting hints 3 18 Start a cut from the edge of the workpiece 3 19 Pierce a workpiece 3 20 Gouge a workpiece 3 21 General guidelines for gouging 3 22 Common hand cutting faults 3 22 Using the machine torch 3 23 Ensure the torch and table are set up correctly 3 23 ...

Page 32: ...best results across the 40 55 amp cutting range for both the mechanized shielded and unshiedled consumables Note Hypertherm collected the data under laboratory test conditions using new consumables Maximum travel speeds are the fastest travel speeds possible to cut the material without regard to cut quality Optimum travel speeds provide the best cut angle least dross and best cut surface finish Be...

Page 33: ... 12751 127 10 Ga 3 4 264 6706 211 5359 134 0 25 1 4 6 4 118 2997 78 1981 138 0 75 3 8 9 5 61 1549 39 991 144 1 2 12 7 41 1041 26 660 146 5 8 15 9 28 711 18 457 149 3 4 19 0 19 483 12 305 Stainless Arc Current Arc Voltage Motion Delay Material Thickness Maximum Travel Speeds Optimum Travel Speeds Inches mm IPM mm min IPM mm min 55 134 0 16 Ga 4 8 625 15875 406 10312 136 0 25 10 Ga 3 4 244 6198 159 ...

Page 34: ...1 5 8 15 9 23 584 15 381 157 3 4 19 0 15 381 9 229 Stainless Arc Current Arc Voltage Motion Delay Material Thickness Maximum Travel Speeds Optimum Travel Speeds Inches mm IPM mm min IPM mm min 50 134 0 16 Ga 4 8 625 15875 406 10312 136 0 25 10 Ga 3 4 213 5410 139 3531 139 0 50 1 4 6 4 83 2108 54 1372 145 0 75 3 8 9 5 42 1067 27 686 146 1 2 12 7 26 660 17 432 149 5 8 15 9 19 483 12 305 154 3 4 19 0...

Page 35: ...oltage Cut Speed Voltage mm mm mm seconds mm min Volts mm min Volts 0 5 1 5 3 8 250 0 0 9000 128 12500 126 1 9000 128 10800 128 1 5 0 1 9000 130 10200 129 2 0 3 6600 130 7800 129 3 0 4 3850 133 4900 131 4 2200 134 3560 131 6 0 5 1350 137 2050 132 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Best Quality Settings Production Settings Cut Speed Voltage Cut...

Page 36: ...00 134 2600 134 6 0 5 900 140 1020 139 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Best Quality Settings Production Settings Cut Speed Voltage Cut Speed Voltage inches inches seconds ipm Volts ipm Volts 26GA 0 02 0 08 400 0 0 350 130 500 129 22GA 350 130 450 129 18GA 0 1 350 130 400 130 16GA 350 130 400 130 14GA 0 06 0 15 250 0 2 250 132 360 131 12GA 0...

Page 37: ...0 139 6250 134 4 0 4 2200 141 4850 135 6 0 5 1500 142 2800 137 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Best Quality Settings Production Settings Cut Speed Voltage Cut Speed Voltage inches inches inches seconds ipm Volts ipm Volts 1 32 0 06 0 15 250 0 0 325 136 450 136 1 16 0 1 325 136 400 136 3 32 0 2 200 136 328 134 1 8 0 4 100 140 224 134 1 4 0 5...

Page 38: ...A 1 9 640 16256 221 5613 146 0 50 10 GA 3 4 151 3835 98 2489 147 0 75 3 16 4 7 97 2464 63 1600 149 1 00 1 4 6 4 74 1880 48 1219 Stainless Arc Current Arc Voltage Motion Delay Material Thickness Maximum Travel Speeds Optimum Travel Speeds Inches mm IPM mm min IPM mm min 25 139 0 26 GA 0 5 631 16027 410 10414 139 22 GA 0 8 496 12598 322 8179 40 142 0 25 18 GA 1 3 592 15037 335 8509 144 16 GA 1 5 374...

Page 39: ...s mm min Volts mm min Volts 0 5 1 5 3 8 250 0 0 9000 120 12500 120 1 9000 120 10800 121 1 5 0 1 7700 120 10200 121 2 0 3 6150 119 7800 122 3 0 4 3950 121 4900 123 4 2350 123 3560 124 6 0 5 1400 126 2050 124 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Best Quality Settings Production Settings Cut Speed Voltage Cut Speed Voltage inches inches seconds ipm...

Page 40: ... 0 3 6000 122 9600 120 3 0 4 3250 123 4750 120 4 1900 128 3000 122 6 0 5 700 130 1450 124 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Best Quality Settings Production Settings Cut Speed Voltage Cut Speed Voltage inches inches seconds ipm Volts ipm Volts 26GA 0 02 0 08 400 0 0 350 120 500 119 22GA 350 120 450 119 18GA 0 1 350 118 400 119 16GA 350 121 40...

Page 41: ...400 126 11000 121 2 0 1 4400 127 9200 123 3 0 2 2800 129 6250 125 4 0 4 2100 132 4700 126 6 0 5 1050 135 2250 127 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Best Quality Settings Production Settings Cut Speed Voltage Cut Speed Voltage inches inches inches seconds ipm Volts ipm Volts 1 32 0 06 0 15 250 0 0 325 126 450 121 1 16 0 1 200 126 400 122 3 32 ...

Page 42: ...315 8001 130 18 GA 1 3 238 6045 155 3937 131 16 GA 1 5 167 4242 109 2769 40 129 0 25 14 GA 1 9 326 8280 212 5385 Stainless Arc Current Arc Voltage Motion Delay Material Thickness Maximum Travel Speeds Optimum Travel Speeds Inches mm IPM mm min IPM mm min 25 127 0 26 GA 0 5 561 14249 365 9271 127 22 GA 0 8 453 11506 295 7493 40 123 0 25 18 GA 1 3 500 12700 325 8255 127 16 GA 1 5 367 9322 239 6071 1...

Page 43: ...ess Current Torch to Work Distance Initial Pierce Height Pierce Delay Time Recommended Cut Speed Voltage mm A mm mm seconds mm min Volts 0 5 40 1 5 2 25 150 0 8250 78 0 6 8250 78 0 8 0 1 8250 78 1 45 0 2 8250 78 1 5 0 4 6400 78 2 4800 78 3 0 5 2750 78 4 0 6 1900 78 English Material Thickness Current Torch to Work Distance Initial Pierce Height Pierce Delay Time Recommended Cut Speed Voltage A inch...

Page 44: ... 70 2 4800 71 3 0 5 2550 80 4 0 6 1050 80 English Material Thickness Current Torch to Work Distance Initial Pierce Height Pierce Delay Time Recommended Cut Speed Voltage A inches inches seconds ipm Volts 26GA 40 0 02 0 08 400 0 0 325 68 24GA 325 68 22GA 0 1 325 68 20GA 325 68 18GA 45 0 2 325 68 16GA 0 4 240 70 14GA 200 70 12GA 0 5 120 80 10GA 0 6 75 80 220953 Retaining cap 220857 Swirl ring 220842...

Page 45: ...rce Delay Time Recommended Cut Speed Voltage mm A mm mm seconds mm min Volts 0 5 30 1 5 2 25 150 0 3800 69 0 6 3800 68 0 8 0 1 3800 70 1 40 0 2 3800 72 1 5 0 4 3800 75 2 45 3700 76 3 0 5 2750 78 4 0 6 1900 78 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Recommended Cut Speed Voltage A inches inches seconds ipm Volts 26GA 30 0 06 0 09 150 0 0 150 70 24GA...

Page 46: ...4 2900 69 2 2750 69 3 45 0 5 2550 80 4 0 6 1050 80 English Material Thickness Torch to Work Distance Initial Pierce Height Pierce Delay Time Recommended Cut Speed Voltage A inches inches seconds ipm Volts 26GA 30 0 02 0 08 400 0 0 150 69 24GA 150 69 22GA 0 1 150 69 20GA 150 69 18GA 40 0 2 145 69 16GA 0 4 115 69 14GA 110 69 12GA 45 0 5 120 80 10GA 0 6 75 80 220953 Retaining cap 220857 Swirl ring 22...

Page 47: ...nd press the red torch trigger as show below Using the hand torch 1 2 3 WARNING Instant On Torches PLASMA ARC CAN CAUSE INJURY AND BURNS Plasma arc comes on im me di ate ly when the torch trigger is activated The plasma arc will cut quickly through gloves and skin Wear correct and appropriate protective equipment Keep away from the torch tip Do not hold the workpiece and keep your hands clear of t...

Page 48: ... you fire the torch unnecessarily you will shorten the life of the nozzle and electrode Pulling or dragging the torch along the cut is easier than pushing the torch For straight line cuts use a straight edge as a guide To cut circles use a template or a radius cutter attachment a circle cutting guide See Section 4 Maintenance and Parts for part numbers for the Hypertherm plasma cutting guides for ...

Page 49: ...amp attached to the workpiece hold the torch nozzle perpendicular 90 to the edge of the workpiece 2 Press the torch s trigger to start the arc Pause at the edge until the arc has cut completely through the workpiece 3 Drag the torch tip lightly across the workpiece to proceed with the cut Maintain a steady even pace ...

Page 50: ...angle to the workpiece Slowly rotate the torch to a perpendicular 90 position 3 Hold the torch in place while continuing to press the trigger When sparks exit below the workpiece the arc has pierced the material 4 When the pierce is complete drag the nozzle lightly along the workpiece to proceed with the cut WARNING SPARKS AND HOT METAL CAN INJURE EYES AND BURN SKIN When firing the torch at an ang...

Page 51: ...k piece 3 Maintain an approximate 45 angle to the workpiece as you feed into the gouge Push the plasma arc in the direction of the gouge you want to create Keep a small distance between the torch tip and the molten metal to avoid reducing consumable life or damaging the torch Changing the torch s angle changes the dimensions of the gouge Di rec tion of travel 45 WARNING SPARKS AND HOT METAL CAN IN...

Page 52: ...ease depth Decreasing the current of the power supply will decrease width and decrease depth Common hand cutting faults The torch does not cut completely through the workpiece The causes can be The cut speed is too fast The consumables are worn The metal being cut is too thick for the selected amperage Gouging consumables are installed instead of drag cutting consumables The work clamp is not atta...

Page 53: ...ting table s rails and drive system Unsteady machine motion can cause a regular wavy pattern on the cut surface Ensure that the torch does not touch the workpiece during cutting Contact with the workpiece can damage the shield and nozzle and affect the cut surface Understand and optimize cut quality There are several factors to consider in cut quality Cut angle The degree of angularity of the cut ...

Page 54: ...degree of bevel To determine whether a cut angle problem is being caused by the plasma system or the drive system make a test cut and measure the angle of each side Next rotate the torch 90 in its holder and repeat the process If the angles are the same in both tests the problem is in the drive system If a cut angle problem persists after mechanical causes have been eliminated see Ensure the torch...

Page 55: ...e to the cut It is more firmly attached to the bottom of the cut than at low speed and is difficult to remove To reduce high speed dross Decrease the cutting speed Decrease the torch to work distance Note Dross is more likely to form on warm or hot metal than on cool metal For example the first cut in a series of cuts usually produces the least dross As the workpiece heats up more dross can accumu...

Page 56: ...s not making good contact with the workpiece The torch to work distance is too large The workpiece is not totally penetrated and there is excessive sparking on the top of the workpiece Causes can be The consumables are worn and need to be replaced For optimized performance in a mechanized application replace the nozzle and the electrode together The work cable is not making good contact with the c...

Page 57: ... of the torch The distance between the torch and the workpiece is not correct The cutting speed is not correct See Using the cut charts on page 3 2 for more information The consumables life is shortened Causes can be The arc current arc voltage travel speed and other variables are not set as recommended in the cut charts Firing the arc in the air beginning or ending the cut off of the plate surfac...

Page 58: ...OPERATION 3 28 Duramax Retrofit Torch Operator Manual ...

Page 59: ...perator Manual 4 1 Section 4 Maintenance and parts Perform routine maintenance 4 2 Inspect the consumables 4 3 Hand torch replacement parts Duramax HRT2 4 4 Machine torch replacement parts Duramax MRT2 4 5 Accessory parts 4 6 ...

Page 60: ... of the power supply with compressed air or a vacuum Replace any damaged labels Inspect the consumables for proper installation and wear Inspect the trigger for damage Inspect the torch body for cracks and exposed wires Replace any damaged parts Every 6 months Every 3 months Or AC V DANGER ELECTRIC SHOCK CAN KILL Disconnect the electrical power before you perform any maintenance All work that requ...

Page 61: ... hole is not round Electrode Replace electrode if the surface is worn or the pit depth is greater than 1 16 inch 1 6 mm deep Swirl ring The surface inside the swirl ring for damage or wear and the gas holes for blockages Replace swirl ring if the surface is damaged or worn or any of the gas holes are blocked Torch o ring The surface for damage wear or a lack of lubrication If the o ring is dry lub...

Page 62: ...it HRT2 lead replacement 15 2 m 50 ft without quick disconnect 228916 Kit HRT2 torch assembly with 7 6 m 25 ft lead 228917 Kit HRT2 torch assembly with 15 2 m 50 ft lead 228918 Kit HRT2 torch assembly with 7 6 m 25 ft lead without quick disconnect 228919 Kit HRT2 torch assembly with 15 2 m 50 ft lead without quick disconnect 228950 Kit HRT2 torch main body replacement coupler with 12 7 mm 1 2 in t...

Page 63: ...85 MRT2 positioning sleeve 228738 Kit M65 M85 MRT2 removable gear rack 228928 Kit MRT2 lead replacement 7 6 m 25 ft 228929 Kit MRT2 lead replacement 15 2 m 50 ft 228930 Kit MRT2 lead replacement 7 6 m 25 ft without quick disconnect 228931 Kit MRT2 lead replacement 15 2 m 50 ft without quick disconnect 228920 Kit MRT2 torch assembly with 7 6 m 25 ft lead 228921 Kit MRT2 torch assembly with 15 2 m 5...

Page 64: ... Duramax Retrofit Torch Operator Manual Accessory parts Part number Description 024548 Leather torch sheathing 7 5 m 25 ft 127102 Basic plasma circles and lines cutting guide 027668 Deluxe plasma circles and lines cutting guide ...

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