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llowing image, valve \"a\" is connected to the oxygen cylinder and \"b\" is conn

ID: 2086002 • Letter: L

Question

llowing image, valve "a" is connected to the oxygen cylinder and "b" is connected to the fuel cylinder. ID: A 0 37. LAB - Oxyfuel Cuttig Which of these should be open partially when starting the torch? a. a b. b ?.? d. d 38. LAB-Oxyfuel Cuttig Which of these should be open completely when starting the torch? a. a b. b c, c d. d 39. LAB- Oxyfuel Cuttig Which of these is used to adjust the oxygen level to achieve a neutral flame? a. a b. b c, c d. d LAB-Oxyfuel Cuttig What is the safest configuration for a regulator to be in? 40. a. The pressure adjusting screw all the way c. The pressure adjusting screw half way in in (tight) The pressure adjusting screw all the way out (loose The pressure adjusting screw all the way out and the oxygen cutting lever d. b. depressed.

Explanation / Answer

37- (b)

Fuel valve should be partially open while starting the torch

38-(a)

Oxygen valve should be fully open while starting the torch

39-(d)

To get neutral flame one should adjust top oxygen knob

40-(a)

The pressure adjusting screw all the way in