SRA 250 Operating Manual
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250 H2O Welder
Operating Manual
Congratulations on the purchase of your SRA-250 H20 Welder. With this welding
unit you can now experience the many advantages of the H20 welding process.
The SRA-250 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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TABLE OF CONTENTS
Features …………………………………………………………………………………………….……..……..3
Package Contents………………………………………………………………………………….………….3
Specifications……………………………………………………………………………………………………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 Power Control Setting………………………………………………………..11
Warranty Information………..………………………………………………………………………..…12
24 Walpole Park South, STE #10
Walpole, MA 02081
508-688-6044
1-800-545-4570
www.sra-shops.com
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Features and Package Contents
Model
Size
Weight
Max Power Watts
Current
SRA-250
11 x 9.6 x 11’’H
31 lbs.
190
110V
Features:
Clean Pin Point Flame with Temperatures Up to 5000°F from a Pen Size Torch.
The torch tip is a hydrodermic needle.
Electronic indicator lights for distilled water level.
Package Contents:
1 torch
Electrolyte
Tips
Specifications:
*220V available by special order
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SAFETY PRECAUTIONS
CAUTION
BEFORE SETTING UP, OPERATING OR MAINTANING THIS
MACHINE, PLEASE READ THE ENTIRE CONTENTS OF THE
MANUAL CAREFULLY. MAKE SURE YOU UNDERSTAND THE
SAFETY RULES AND HAZARDS FOUND BELOW AND
THROUGHOUT THE OPERATING MANUAL
Please Refer to the Following Safety Standards:
NEVER unscrew the water tank or booster tank unless the machine is turned off
NEVER use metal prongs or 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 skin, wash immediately with
water to avoid caustic burns.
WARNING! DO NOT have a lit cigarette or open flame near the machine when
either tank is open or when maintenance is being done on the machine.
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