Oxyfuel Equipment (120101h) Flashcards
1
Q
In order to protect the regulator gauges from being damaged:
A
release the adjusting screw before you open the cylinder valve
2
Q
How should you check for leaks on oxyfuel equipment?
A
Apply a suitable leak detection fluid
3
Q
When changing heating tips to a different size, why is there a need to rebalance gas pressures?
A
Because the orifice size is different
4
Q
When shutting down an oxyfuel outfit you should:
A
Close the cylinder valves and bleed the system
5
Q
For efficient heating and cutting operations, oxygen must have a minimum purity of:
A
99.5%
6
Q
Which gas is produced using the air liquefaction process?
A
Oxygen
7
Q
What should be done before the cylinder valve protective caps are removed?
A
Secure the cylinder
