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Exam of 3 pages for the course nr360 at nr360 (NCCER (1))

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NCCER
When spotting a channel head for installation, what bolts should be installed? - ANS-Bolts
behind nozzle/pad

When filling or draining a vessel for a hydrostatic test, should it be vented to avoid potential
problems? - ANS-Yes

If you were to fill an exchanger with water through a bleeder on the channel head, you would be
hydrostatically testing the side of what exchanger? - ANS-Tube Side

Identify part 6 of the Heat Exchanger - ANS-Shell

Identify part 5 of the Heat Exchanger - ANS-Tubes

Identify part 4 of the Heat exchanger - ANS-Baffle

Identify part 3 of the Heat Exchanger - ANS-Channel Head

Identify part 2 of the Heat Exchanger - ANS-Dollar Plate

Identify part 1 of the Heat Exchanger - ANS-Tube Sheet

When pulling a tube bundle which of the following precautions should be observed? - ANS--Pull
using eyebolts
-Support bundle on baffles
-Ensure no explosive vapors are present
-All of the above

Why are lockouts/tagouts used on valves, switches, and equipment? - ANS-To prevent
operation

A Boilermaker MUST remove a channel head from a threaded tubesheet without breaking which
of the following parts? - ANS-The seal between the tubesheet and the shell

After a bundle has been removed, the next step is to? - ANS-Clean it

When storing valves outside, what is the best option? - ANS-Store them upright

When rigging valves, you should rig valves by the? - ANS-Body

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Uploaded on: July 21, 2024
Number of pages: 3
Written in: 2023/2024
Type: Exam (elaborations)
Contains: Questions & answers

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