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Newest Update, 2025-2026.
Terms in this set (127)
Defects on gas piping or B. Fitting shall be replaced or repaired and retested.
fittings shall be _____.(A) UMC Section 1316.4.3
repaired(B) replaced or
repaired and retested(C)
repaired by a certified
welder(D) ignored, as the
operating pressure is much
less than the air test.
Every absorption B. Slab extending not less than 3" above the adjoining ground level.
refrigerating system UMC Section 1106.2
supported from the ground
shall rest on a concrete slab
extending not less than
_____ the adjoining ground
level.(A) 3 inches below(B) 3
inches above (C) 6 inches
below(D) 6 inches above.
B. any part of the venting installed at an angle GREATER
Any part of a venting system than 45 degrees is considered by this code to be Horizontal
installed at an angle greater UMC Section 802.6.1.1
than 45 degrees from the
vertical is considered by code
to be _____.(A) vertica(B)
horizontal l (C) a flat vent
(D) an offset vent
,Listed transition ducts f or D. Dryers shall not exceed 6 feet in length. UMC
clothes dryers shall not Section 504.3.2.1
exceed_____ feet in length.
A.3 B.4 C.5 D.6.
Industrial productconveying A. Shall Be Constructed of sheet metal. UMC Section.
ducts and their fittings for 5 0 6.1
abrasive and nonabrasive dust
or solid materials shall be
constructed of _____.(A) sheet
meta(B) polyvinyl chloride l (C)
fiberglass
(D) A and C apply
Industrial productconveying A 511.2
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
D. clearance of an unlisted vented gas fireplace at the sides and
Unlisted vented gas fireplaces
the rear not less than 18". UMC Section
shall have a clearance at the
908.2(B)
sides and rear of not less than
_____ inches. Is the Answer: A.
10" B. 12" C 16" D. 18".
, Leaks in gas piping shall be C. leaks in a gas piping shall be located with a non corrosive leak
located _____.(A) with a detecting fluid. UMC Section 1316.4.2
sniffer(B) with a presto-lite
flame (C) with a noncorrosive
leakdetecting fluid (D) by
increasing the air pressure
during a test until the leaks
are heard as a whistle.
Condensate drain piping shall A. Slope of not less than 1/8" per foot. UMC Section
have a slope of not less than 309.1
_____ inch per foot.
A 1⁄8" B.¼" C.½" D. 1"
The minimum gauge or size C. 18 Minimum Gauge note: AWG is the abbreviation for
steel wire used to support "gauge size" Table 6-7(B)
horizontal metal ducts 10
inches or less in size is _____.
A.14 AWG B.16
AWG C.18 AWG D.20 AWG
B. shall be installed in the main supply air duct served by
equipment. UMC Section 609.0(5)
When smoke detectors are
required as part of an
automatic shutoff system,
they shall be installed in the
_____. A. return air duct
ahead of any fresh-air
inlet(B) main supply air duct
served by such equipment(C)
fresh-air inlet(D) main return
and the main supply duct.