Modern day boiler automation allows bypassing the "flame safeguard" system to permit a burner to have a "trial for ignition" period during burner light-off. This period may not exceed ______.
A
5 seconds
B
10 seconds
C
15 seconds
D
30 seconds
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Question 1 / 205eccefa0bacbc34ba4d46ec6
Question 1 of 205eccefa0bacbc34ba4d46ec6
Modern day boiler automation allows bypassing the "flame safeguard" system to permit a burner to have a "trial for ignition" period during burner light-off. This period may not exceed ______.
Modern day boiler automation allows bypassing the "flame safeguard" system to permit a burner to have a "trial for ignition" period during burner light-off. This period may not exceed ______.