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Thank you for selecting the R-Tech INV160 Portable Inverter Mig Welder.   
 
The INV160 has many benefits over traditional transformer mig welders, including infinite 
power control, adjustable arc force and a compact wire feed mechanism to provide very 
smooth wire feed and weld characteristics 
 
We want you to take pride in operating our INV160, as much pride as we have taken in 
making this product for you. Please read all information in this manual before operation 

 

 

PLEASE EXAMINE CARTON AND EQUIPMENT FOR DAMAGE IMMEDIATELY 

 

When this equipment is shipped, title passes to the purchaser upon receipt from the courier.  
Consequently all claims for material damaged in shipment must be made by purchaser against the 
transportation company used. 
 
Please record your welding equipment identification below for future reference. This information can be 
found on data plate at rear of machine. 

 

Product MIG INV160 
 
Serial No. ___________________________________ 
 
Date of Purchase _____________________________ 
 
Where Purchased _____________________________ 
 
Whenever you request replacement parts or information on this equipment please always supply 
information you have recorded above 
 
This product is covered by 2 year parts and labour warranty, you are responsible for costs of shipping 
unit to us, we will cover cost of returning item to you. External items, torch, earth lead etc are covered by 
3 months warranty. Any faults/damage found caused by customer will be charged pro-rata. 

 

 
Please read this operator manual completely before attempting to use this equipment. 
Pay particular attention to the safety instructions we have provided you for your protection 
 
The level of seriousness to be applied to each section is explained below 

 

WARNING

 

 
This statement appears where the information must be followed exactly to avoid serious 
personal injury. 
 

CAUTION 

 
This statement appears where the information must be following to avoid a minor personal 
injury or damage to this equipment. 
 
 
 
 
 

Summary of Contents for INV160

Page 1: ...www r techwelding co uk email sales r techwelding co uk Tel 01452 733933 Fax 01452 733939 INV160 PORTABLE INVERTER MIG WELDER OPERATION INSTRUCTIONS...

Page 2: ...2...

Page 3: ...Product MIG INV160 Serial No ___________________________________ Date of Purchase _____________________________ Where Purchased _____________________________ Whenever you request replacement parts or...

Page 4: ...ithin its output capacity of 160 Amps DC Equipment Limitations The R Tech INV160 is protected from overloads beyond the output ratings and duty cycle as per machine specifications with thermostat prot...

Page 5: ...m Failure to observe these precautions can result in excessive operating temperatures which can lead to plant failure Grinding Do not direct grinding particles towards the welder An abundance of condu...

Page 6: ...edback into power lines 4 Interference from re radiation by un grounded metallic objects Keeping these contributing factors in mind installing equipment as per following instructions should minimize p...

Page 7: ...ically live parts The INV160 Mig Welder requires a 240V 50 60Hz 1 Phase supply It requires a 13A supply It comes with a 3 metre mains cable attached Connect wires according to national coding Brown wi...

Page 8: ...or and then turn retaining ring clockwise to secure Ensure torch is secured tightly to avoid weld power problems To avoid electric shock keep the Mig torch in good condition and replace if any of the...

Page 9: ...This feature allows you to record this value along with the preset welding voltage for easy setup to specific job when several different welding jobs are being done 3 Arc Force Gives further adjustmen...

Page 10: ...by your company 6 Warning LED This warning light will come on under these situations Duty cycle of machine has been exceeded the machine will stop working and the fan will continue to run until machin...

Page 11: ...too little pressure wire will slip when welding causing unwanted Burnback into tips 3 Wire Feed Drive Assy Make sure rollers are correct size for wire diameter selected to change roller size release...

Page 12: ...n be dangerous Keep your head out of fumes gases produced from welding Use ventilation or exhaust to remove fumes gases from breathing zone and general area WARNING WELDING SPARKS can cause fire or ex...

Page 13: ...el wire you have to fit a teflon liner in place of the steel liner in mig torch this is so the wire feeds much smoother and stops it snarling at rollers To fit a teflon liner remove steel liner from t...

Page 14: ...itchgear Failure to maintain plant can void manufacturers warranty 2 Inspect input and output cables hoses for fraying and cuts replace if damaged present 3 Keep mig torch and earth cables in good con...

Page 15: ...d Check wire feed unit protecting fuse on rear of machine if blown replace with new fuse of same rating If fuse flows again contact R Tech Machine keeps overheating Warning light is lit on machine Che...

Page 16: ...16 Wiring Diagram...

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