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| {{Template:EquipmentPage | | {{Template:EquipmentPage |
− | |owner = PS:One (torch heads, regulator), Dean Anderson (tank) | + | |owner = PS:One |
| |hostarea = Small Metals | | |hostarea = Small Metals |
| |certification = yes | | |certification = yes |
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| |where = Small Metals | | |where = Small Metals |
| |doesitwork = yes | | |doesitwork = yes |
− | |contact = Aushra Abouzeid | + | |
| |value = $200 | | |value = $200 |
| |image = Smith_torch.jpg | | |image = Smith_torch.jpg |
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| # Make sure the torch valve is closed (clockwise). | | # Make sure the torch valve is closed (clockwise). |
| # Turn the pressure regulator T-handle counterclockwise until it is loose. | | # Turn the pressure regulator T-handle counterclockwise until it is loose. |
− | # Open the valve at the top of the cylinder 1/4 turn counterclockwise. The right gauge should now be showing the internal pressure of the cylinder and the left gauge should be at 0 PSI. | + | # Open the valve at the top of the cylinder 1/4 turn counterclockwise. The right gauge should now be showing the internal pressure of the cylinder, and the left gauge should be at 0 PSI. |
− | # Turn the pressure regulator T-handle clockwise until the desired pressure (12-14 PSI) is shown on the left gauge. Don't let the pressure get into the red zone (above 15 PSI). | + | # Turn the pressure regulator T-handle clockwise until the desired pressure (typically 8-10 PSI) is shown on the left gauge. Don't let the pressure get into the red zone (above 15 PSI). |
| # Open the torch valve a small amount and use a striker to light the torch. Never use a match or cigarette lighter! | | # Open the torch valve a small amount and use a striker to light the torch. Never use a match or cigarette lighter! |
| # Adjust the torch valve to achieve the desired flame size. | | # Adjust the torch valve to achieve the desired flame size. |
| | | |
| == Turning off the torch. == | | == Turning off the torch. == |
− | # Turn the torch pressure valve clockwise. Stop here if you'll be using it again soon. | + | # Close the torch handle valve (clockwise) to extinguish the flame. Stop here if you'll be using it again soon. |
| # Shut the cylinder valve by turning the handle clockwise. | | # Shut the cylinder valve by turning the handle clockwise. |
− | # Turn the regulator T-handle counterclockwise until it is loose. The pressure gauges should drop to 0. | + | # Open the torch handle valve to purge the hose of acetylene. '''Both''' pressure gauges should drop to 0. |
− | # Open the torch valve to purge the hose of acetylene. | + | # Close the torch handle valve. |
| + | # Turn the regulator T-handle counterclockwise until it is loose. |
| + | |
| + | == DO NOT USE AN EMPTY TANK == |
| + | # If the right gauge is near 50-60 PSI (red numbers), send a message to [email protected] and the #small-metals Slack channel that the tank needs to be replaced. |
| + | # If the right gauge is at or below 50 PSI: DO NOT USE the acetylene. Immediately shut down the tank and notify [email protected] and the #small-metals Slack channel that the tank needs to be replaced. |
| + | # For reference, note that a full tank of acetylene will have internal pressure (right gauge, red numbers) near 250 PSI. |
| + | |
| | | |
| == References == | | == References == |
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| |- | | |- |
| |Aaron Carlock | | |Aaron Carlock |
| + | |Aushra Abouzeid |
| + | |- |
| + | |Kirsten Landmark Masih |
| |Aushra Abouzeid | | |Aushra Abouzeid |
| |- | | |- |
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| |Aushra Abouzeid | | |Aushra Abouzeid |
| |- | | |- |
− | |Kirsten Landmark Masih | + | |Earl Wood |
| + | |Aushra Abouzeid |
| + | |- |
| + | |McTavish McArdle |
| + | |Aushra Abouzeid |
| + | |- |
| + | |Ryan Pierce |
| |Aushra Abouzeid | | |Aushra Abouzeid |
| |-} | | |-} |