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Model:

737U

Battery Spot Welder with Charging Function

Thank you for choosing Sunkko 737U battery spot welder, let's now make the

building of mobile power bank more convenient and efficient.

Manual

Summary of Contents for 737U

Page 1: ...Model 737U Battery Spot Welder with Charging Function Thank you for choosing Sunkko 737U battery spot welder let s now make the building of mobile power bank more convenient and efficient Manual ...

Page 2: ...37U is equipped with three USB fast charging ports whose voltage and current are 5V and 2A Now let s talk about the welding part 1 The 737U welder can weld nickel strip with thickness under 0 2mm for nickel plated steel or 0 05 0 15 mm for pure nickel strip Attention The welding thickness also depends on the material of batteries poles some batteries poles are made of iron or iron alloy and some a...

Page 3: ...Welding thickness for pure nickel 0 05 0 15 mm Product dimension 9 1x5 5x7 9 Product weight 9 6 lbs Preparation steps before welding 1 Fit the fixed welding head with copper welding rods before the machine powers on 2 Turn on the welding power switch 3 Adjust the pulse quantity welding current level and pressure knob to make the spots more reliable and elegant How is the pressure knob works The pr...

Page 4: ...rent decreases to 0 your charging process is done Charge with USB ports in this mode three power banks can be charged at the same time the charging current of each USB port is 3 amps when the power banks getting full the charging current in the LCD display will approach to 0 Attention 1 During charging process the displayed charging current is the sum of three USB ports 2 Do not use the two modes ...

Page 5: ...ess 3 Unplug the welder when you are not using the welder 4 During your welding process the instantaneous large current generated by the welder may cause the lighting equipment under the same power system flash and it is considered normal 5 Do not short circuits during spot welding or charging 6 Do not use Sunkko welders with a voltage transformer as Sunkko welders are not compatible with the comm...

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