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350 H2O Welder

Operating Manual

Congratulations on the purchase of your SRA-350 H20 Welder. With this welding
unit you can now experience the many advantages of the H20 welding process.
The SRA-350 has been designed to use low voltage electricity to dissociate water
into hydrogen and oxygen. It is safe, simple and reliable and ideal for quick, clean
soldering and brazing.

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Summary of Contents for 350

Page 1: ...0 Welder With this welding unit you can now experience the many advantages of the H20 welding process The SRA 350 has been designed to use low voltage electricity to dissociate water into hydrogen and oxygen It is safe simple and reliable and ideal for quick clean soldering and brazing ...

Page 2: ... 3 Safety Precautions 4 Welder Diagram 5 Part List for Welder Diagram 6 Using the H20 Welder 7 Routine Maintenance 9 Tip Size Chart and Gas Reading 11 Warranty Information 12 24 Walpole Park South STE 10 Walpole MA 02081 508 688 6044 1 800 545 4570 www sra shops com ...

Page 3: ...Up to 5000 F from a Pen Size Torch The torch tip is a hydro dermic needle Electronic indicator lights for distilled water level Package Contents 2 torches Electrolyte Tips Torch Stand Specifications Model Size Weight Max Power Watts Current SRA 350 15x11x14 H 55 lbs 476 110 or 220V ...

Page 4: ... wire in the water tank NEVER change tips without first putting out the flame The machine can remain on when removing tips NEVER light torch until you can feel a sufficient amount of gas coming from the tip of the torch NEVER turn the machine on when the booster tank is EMPTY WARNING AVOID ANY CONTACT WITH CAUSTIC SOLUTION It is very corrosive Avoid contact with eyes or skin If in contact with ski...

Page 5: ...5 WELDER DIAGRAM ...

Page 6: ...nel 51 Flame arrester 7 Booster 22 Cao tee screw O ring 37 8a Fuse 52 Flame arrester seat O ring 8 Tee Screw 23 Check valve 38 Fuse holder plug 53 Valve gasket 9 Booster holder with 1 8 fitting 24 Booster seal gasket 39 Resistor 1x10K220v 2x10k1110v 54 Flame arrester gasket 10 Torch 25 Check valve O ring 40 Power transformer 220v 110v 55 Pressure switch 11 Tips 26 Level circuit board 41 Fitting 1 ...

Page 7: ...n wash immediately with water Avoid contact with eyes b Fill the empty bottle approximately 1 2 3 full of distilled water Carefully pour into the ware tank and STOP IMMEDIATELY when the RED light goes on The water tank is full Now screw the water tank cap on tight NOTE As you start pouring distilled water into the tank the minimum light will go off Now both lights will be off until the red maximum...

Page 8: ...to the ON position The red light will come on Turn the power control to the position so that the meter readings correspond to the tip sizes Wait 30 seconds to 1 minute until you feel a sufficient amount of gas coming out of the tip Usually you can hear gas bubbling in the booster tank When this occurs light the torches a If more gas is required turn knob to a higher position within the chart range...

Page 9: ...THE ALCOHOL BOOSTER TANK FROM THE MACHINE AND THEN REMOVE THE CAP THIS WILL PREVENT ALCOHOL FROM BEING SUCKED BACK INTO THE DISTILLED WATER TANK WHICH WOULD CAUSE CONTAMINATION OF THE SOLUTION 2 Check the water level by turning the toggle switch to REFILL position Observe the water level indicator lights a If the maximum RED light is on DO NOT add distilled water b If both lights are off or yellow...

Page 10: ...is normal operating level When greenish yellow light goes on STOP IMMEDIATELY and add distilled water NEVER OPERATE THE MACHINE WHEN THIS MINIMUM LIGHT IS ON 3 Screw the water cap on tight a When filling with distilled water the minimum light will go off first Both light will be off until the full mark is reached At that time the red light will go on 4 Screw the booster tank back to the booster ho...

Page 11: ...DING NUMBER OF TORCHES GAUGE I D COLOR GAS METER RANGE 1 25 010 RED 20 30 2 25 010 RED 25 40 1 23 013 ORANGE 25 35 2 23 013 ORANGE 35 50 1 22 016 BLUE 30 40 2 22 016 BLUE 45 60 1 21 020 LT PURPLE 35 45 2 21 020 LT PURPLE 60 80 1 20 023 PINK 45 80 2 20 023 PINK 65 80 ...

Page 12: ...iginal purchaser for 1 year from the date of purchase to be free from defects in materials and workmanship but not against damages caused by misuse negligence accident and faulty installation or by using materials incompatible with the equipment SRA Soldering Products www sra solder com ...

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