When taking a shell-and-tube heat exchanger with a removable tube bundle such as a bayonet-tube type heavy fuel oil service heater out of service, to avoid thermal shock what statement represents the correct operating procedure?
A
Secure both the steam and heavy fuel oil simultaneously and immediately to avoid thermal shock.
B
Secure the heavy fuel oil first, then gradually secure the steam to avoid thermal shock.
C
Secure the steam and heavy fuel oil simultaneously and gradually to avoid thermal shock.
D
Gradually secure the steam first, then secure the heavy fuel oil to avoid thermal shock.
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Question 1 / 205eccef9bbacbc34ba4d4562b
Question 1 of 205eccef9bbacbc34ba4d4562b
When taking a shell-and-tube heat exchanger with a removable tube bundle such as a bayonet-tube type heavy fuel oil service heater out of service, to avoid thermal shock what statement represents the correct operating procedure?
When taking a shell-and-tube heat exchanger with a removable tube bundle such as a bayonet-tube type heavy fuel oil service heater out of service, to avoid thermal shock what statement represents the correct operating procedure?