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© Weldclass 2020 | E.&O.E.

 

 

8.3

 

Plasma Torch Pin Configuration

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

8.4

 

Machine Spare Parts for 43P

 

For machine parts, go to 

www.weldclass.com.au/machines

 or contact your Weldclass distributor.

 

 

Ref. 

Description 

1

 

Thermostat

 

2

 

Solenoid Valve

 

3

 

Air Pressure Regulator

 

4

 

Earth Lead + Dinse

 

5

 

Mains Power Cable

 

6

 

Cooling Fan

 

7

 

Earth Clamp

 

8

 

Torch Connection Socket

 

9

 

Plasma Torch

 

10

 

Snap-in Capacitor Kit 

 

11

 

IGBT + Diode Kit

 

12

 

Power PCB kit

 

13

 

Front panel PCB Kit

 

14

 

Metal Panel Kit

 

15

 

Diodes Kit

 

16

 

Control PCB kit

 

17

 

Power Supply Components Kit

 

18

 

Aux Components Kit

 

19

 

Power Switch 

 

20

 

Dinse Socket 

 

21

 

Potentiometer Kit

 

22

 

Plastic Panel Kit

 

Table 6

 

 
 
 
 
 

1

 

2

 

6

 

5

 

4

 

3

 

8

 

9

 

7

 

Trigger

 

Cap Safety Switch

 

Pilot Arc

 

Cutting Current

 

Summary of Contents for CutForce 41PA

Page 1: ...of purchase See inside for details Read these Operating Instructions Completely before attempting to use this machine Save this manual and keep it handy for quick reference Pay particular attention t...

Page 2: ...antee refer to www weldclass com au mbg Highly Recommended Accessory 43P model only Dry and clean compressed air is extremely critical for successful plasma cutting Any humidity moisture or particle d...

Page 3: ...el only 11 5 POWER COMPRESSED AIR SUPPLY 11 5 1 Electrical Connection 11 5 2 Extension Leads 11 5 3 Generator Use 11 5 3 1 Generator Size 11 5 3 2 Generator Quality Warranty Limitations 11 5 3 3 3 Gol...

Page 4: ...10 1 How does Plasma Cutting work 25 10 2 Duty Cycle Rating 25 10 3 Pilot Arc System 25 10 4 Plasma Torch Parts Wear Replacement 26 11 TROUBLESHOOTING 27 12 KNOWLEDGE RESOURCES 29 13 SAFETY 29 13 1 St...

Page 5: ...Single Phase Factory Fitting Supply Plug Rating 15A 15A Effective Input Current I1eff 14A 15A Maximum Input Current I1max 25A 27 5A Earth Terminal Dinse style 10 25 Dinse style 10 25 Protection Class...

Page 6: ...rch Central Connector Negative 2 Earth Lead Connection Socket Positive 3 Control panel 3 2 Machine Rear 1 240V AC Mains Power Input Lead 2 Mains Power Switch 3 Air Regulator Gauge 4 Air Regulator Adju...

Page 7: ...class 2020 E O E 7 3 3 Control Panel 1 Power Indicator Light 2 Cutting Active Indicator Light 3 Error Over Temperature Indicator Light 4 Amperage Knob 5 Compressor Error Indicator Light Figure 3 1 2 3...

Page 8: ...cation Caution Hazard Read Instruction Manual Torch Consumable Error Output Cutting Voltage Active Single phase Inverter power source DC Plasma Cutting Function Power Supply Connection Single Phase Di...

Page 9: ...sure will cause poor cut quality lack of cutting power damage to the plasma torch and consumables and potentially damage the power source Optimum air pressure is 515kpa 0 5 MPa 75psi Air pressure shou...

Page 10: ...or Over Temperature Indicator Light illuminates yellow to indicate a warning or error This can be for a number of causes as follows Solid Yellow Duty cycle is exceeded and thermal protection is activa...

Page 11: ...e in mind and incorporates wide voltage tolerance and intelligent voltage sensing technology to provide maximum protection from power fluctuations that can occur with motor generators 5 3 1 Generator...

Page 12: ...r Size Air Supply The air requirement is a minimum of 120 L min 4 5cfm Free Air Delivery FAD at 75psi pressure This normally means the compressor must be a belt drive model or if a direct drive it mus...

Page 13: ...uired Amperage Refer to 4 1 Amperage Adjustment 9 You are now ready to cut 7 2 Cutting 1 Hold the Torch Tip on the work piece so the centre of the Torch Tip is aligned to the edge of the material 2 Pu...

Page 14: ...to remove Too Slow the kerf will lean forwards out the bottom of the plate This will also create a lot of low speed dross on the bottom of the cut Low speed dross is soft and easy to chip off If spee...

Page 15: ...en piercing thicker materials to drill a small pilot starting hole in the work piece which makes it a lot easier and gives increased tip life 7 5 Direction of Cut The plasma gas stream swirls as it le...

Page 16: ...utput current and speed of cut Do not use more output current than is necessary and adjust speed of cut toward minimizing dross build up on underside of cut Experiment with adjusting current and speed...

Page 17: ...scription 1 WC 06032 Retaining Cap 6 hole suit 43P WC 06458 Retaining Cap 4 hole suit 41PA 2 WC 06031 Swirl Ring 3 WC 06029 Tip Nozzle 30 40A 0 9mm Pk5 4 WC 06028 Electrode Pk5 5 WC 06240 Torch Head T...

Page 18: ...tor 4 Earth Lead Dinse 5 Mains Power Cable 6 Cooling Fan 7 Earth Clamp 8 Torch Connection Socket 9 Plasma Torch 10 Snap in Capacitor Kit 11 IGBT Diode Kit 12 Power PCB kit 13 Front panel PCB Kit 14 Me...

Page 19: ...Cutforce 43P 41PA Weldclass 2020 E O E 19 Figure 15...

Page 20: ...ains Power Cable 3 Cooling Fan 4 Cooling Fan 5 Earth Clamp 6 Torch Connection Socket 7 Plasma Torch 8 Compressor Kit 9 Power PCB kit 10 Snap in Capacitor Kit 11 IGBT Diode Kit 12 Diodes Kit 13 Control...

Page 21: ...Cutforce 43P 41PA Weldclass 2020 E O E 21...

Page 22: ...22 Weldclass 2020 E O E 8 6 Primary Schematic Circuit Diagram for 43P Figure 16...

Page 23: ...Cutforce 43P 41PA Weldclass 2020 E O E 23 8 7 Primary Schematic Circuit Diagram for 41PA Figure 17...

Page 24: ...nts causing electrical short circuits 9 Check for damaged parts WARNING Before performing cleaning maintenance replacing cables connections make sure the machine is switched off and disconnected from...

Page 25: ...mperature of 40 C with 50 humidity over a 10 minute period In an environment with temperatures exceeding 40 C the duty cycle will be less than stated In ambient temperature less than 40 C duty cycle p...

Page 26: ...st be replaced Swirl Ring This should be replaced if broken chipped cracked worn or badly heat damaged The small air holes do wear over time Whilst it is not usually visible with naked eye it can caus...

Page 27: ...nected to the bare material Check earth lead is securely plugged into machine Ensure earth lead is in good condition Dross build up on cuts Material building up heat Allow material to cool then contin...

Page 28: ...gnition Arc use Do not operate ignition arc for more than 3 seconds ideally start in contact with edge of material Do not start ignition arc in mid air Inadequate air supply pressure too low Check air...

Page 29: ...ible injury or death DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING indicates a hazardous situation which if not avoided could result in dea...

Page 30: ...ter out microscopic particles 8 People with pacemakers should consult their physician s before using this machine WARNING Electromagnetic fields in close proximity to a heart pacemaker could cause int...

Page 31: ...other practices apply to engine driven equipment Anyone not having extensive training in welding and cutting practices should not attempt to use these machines Safe practices are outlined in the Austr...

Page 32: ...rol of the power tool in unexpected situations 13 4 2 Arc Rays can Burn Eyes and Skin CAUTION Arc rays from the plasma cutting process produce intense heat and strong ultraviolet rays that can burn ey...

Page 33: ...ation for evidence of fire Be aware that visible smoke or flame may not be present for some time after the fire has started Do not weld or cut in atmospheres containing dangerously reactive or flammab...

Page 34: ...for the metals consumables coatings and cleaners 5 Work in a confined space only if it is well ventilated or while wearing an air supplied respirator Be sure the breathing air is safe 6 Do not use pla...

Page 35: ...Connect the work lead clamp to the job as close to the plasma cutting area as practical to prevent plasma cutting current from traveling long possibly unknown paths and causing electric shock and fire...

Page 36: ...36 Weldclass 2020 E O E www Weldclass com au...

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