Question 399General Subjects - Assistant Engineer70% to pass
To safely remove the piston rod packing from the steam end of a reciprocating pump, you should _______________.
AI Explanation
The correct answer is A) use a packing hook.
To safely remove the piston rod packing from the steam end of a reciprocating pump, a packing hook should be used. This is the proper and safest method, as it allows the packing to be carefully extracted without damaging the piston rod or other pump components. The other options are incorrect - B) would be unsafe as it could cause the packing to be blown out forcefully, C) would require disassembly of the steam chest which is unnecessary, and D) is incorrect as reciprocating pumps typically use piston rod packing, not O-rings.
Related Questions
#397 The suction-force principle of operation is a typical characteristic of _______________.#398 If you have a duplex, single acting, reciprocating pump making 140 strokes/minute with a 3" diameter cylinder, and a 12" stroke with a 94% volumetric efficiency, what is the capacity of this pump? #400 Which of the lubricants listed is the best to use on a reciprocating pump rod? #401 The first step when resetting the slide valves on a duplex reciprocating pump is to _______________.#402 When repacking a reciprocating pump with more than four rings of packing, the packing is cut square, installed with the ends abutted, and each succeeding ring staggered with the butted ends _______________.