When securing a main propulsion turbine equipped with carbon packing glands, the vacuum should always be broken before securing the gland seal steam because __________.
A
loop seal will flood the aftercondenser
B
gland seal leakoff lines will flood with water
C
cold air rapidly entering the gland may result in damage to the carbon segments and sealing surfaces
D
the turbine rotor expands faster than the gland casing
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Question 1 / 2066636ef128f7522a1c52190f
Question 1 of 2066636ef128f7522a1c52190f
When securing a main propulsion turbine equipped with carbon packing glands, the vacuum should always be broken before securing the gland seal steam because __________.
When securing a main propulsion turbine equipped with carbon packing glands, the vacuum should always be broken before securing the gland seal steam because __________.