HVAC JOURNEYMAN EXAM AND PRACTICE EXAM 150 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES
0 view 0 purchase
Course
2024/2025
Institution
2024/2025
HVAC JOURNEYMAN EXAM AND PRACTICE
EXAM 150 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES
Defects on gas piping or fittings shall be _____.(A) repaired(B) replaced or repaired and
retested(C) repaired by a certified welder(D) ignored, as the operating pressure is much
less than the ai...
or solid materials shall be constructed of _____.(A) sheet meta(B) polyvinyl chloride l
(C) fiberglass (D) A and C apply - Answer✔️✔️-A. Shall Be Constructed of sheet metal.
UMC Section. 5 0 6.1
Industrial product-conveying ducts and their fittings for abrasive and nonabrasive dust
or solid materials shall be constructed of _____.(A) sheet metal ((B) polyvinyl chloride
C) fiberglass (D) A and C apply - Answer✔️✔️-A 511.2
Unlisted vented gas fireplaces shall have a clearance at the sides and rear of not less
than _____ inches. Is the Answer: A. 10" B. 12" C 16" D. 18". - Answer✔️✔️-D. clearance
of an unlisted vented gas fireplace at the sides and the rear not less than 18". UMC
Section 908.2(B)
Leaks in gas piping shall be located _____.(A) with a sniffer(B) with a presto-lite flame
(C) with a noncorrosive leak-detecting fluid (D) by increasing the air pressure during a
test until the leaks are heard as a whistle. - Answer✔️✔️-C. leaks in a gas piping shall be
located with a non corrosive leak detecting fluid. UMC Section 1316.4.2
Condensate drain piping shall have a slope of not less than _____ inch per foot. A 1⁄8"
B.¼" C.½" D. 1" - Answer✔️✔️-A. Slope of not less than 1/8" per foot. UMC Section 309.1
The minimum gauge or size steel wire used to support horizontal metal ducts 10 inches
or less in size is _____. A.14 AWG B.16 AWG C.18 AWG D.20 AWG - Answer✔️✔️-C.
18 Minimum Gauge note: AWG is the abbreviation for "gauge size" Table 6-7(B)
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller EmillyCharlotte. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
