Specifications

OCTE SAFEdoc
TRANS
Oxy-Acetylene Welding (2)
(Operating Procedures)
START UP
1. Open oxygen cylinder valve ½ turn to prevent damage to regulator. T hen open all the way.
2. Open acetylene cylinder valve 3/4 turn only.
3. Adjust hose pressures using the T-handles on the regulator gauges.
4. Purge acetylene and the oxygen lines individually before lighting torch.
5. Open the acetylene torch valve 1/3 turn and light the acetylene gas using a striker (before
opening the oxygen torch valve).
6. Open the oxygen valve slowly until a neutral flame is achieved.
SHUTDOWN
1. Close the torch acetylene gas valve to extinguish the flame. (A before O).
2. Close the torch oxygen valve.
3. Close the acetylene gas cylinder valve.
4. Close the oxygen cylinder valve.
5. Drain the acetylene gas line by opening the torch acetylene gas valve. Release the acetylene
gas regulator knob (T-handle) on the gauge.
6. Close the torch acetylene gas valve.
7. Drain the oxygen lines by opening the torch oxygen valve. Release oxygen regulator knob
(T-handle) on the gauge.
8. Close the torch oxygen valve. Oxygen and acetylene gauges for both tank and hose
pressures should read zero.
9. Neatly wrap hoses on holder, and place torch handle and tip in a position that will prevent
damage to them.
AT ALL TIMES – IF IN DOUBT, SEE YOUR INSTRUCTOR
Transportation SAFEdoc Page 34