7
5. Both cylinder valves and regulator connections should be
checked for leaks. Stand so the cylinder valve is between
you and the regulator. Slowly open cylinder valve. (fig. 5)
An approved leak detector should be used.
Acetylene cylinder valve should be opened a
maximum of one turn.
fig. 4
fig. 5
Regulator
Adjustment
Opening Cylinder Valve
10
fig. 8
10. Check all connections for leaks. Adjust regulators to normal
operating pressure and, using an approved leak detection
solution, check for leaks at all connections. If leaks are
found tighten nuts more securely. If leaks still persist,
discontinue use and call your supplier.
Never set acetylene regulator above 15
PSIG working pressure.
fig. 9
Attaching Welding Nozzle to Torch Handle
Check for “o” rings
