STUDY GUIDE) 2025 QUESTIONS
WITH COMPLETE ANSWERS!!
of gas?
F
746
, Don't know?
2 of 303
Term
By covering a piece of wood with 28-guage (0.3mm) sheet metal
spaced out 1" (25mm), a person may reduce the side clearance of an
appliance that requires 10 inches (250mm) clearance from
combustible material by:
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False 6 Inches
Any input Certified
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3 of 303
Term
The two main hydrocarbons which form natural gas are:
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methane and ethane A short circuit
, Outside the vehicle Readily accessible
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4 of 303
Term
What is the minimum length and maximum diameter of a dirt pocket
on an NPS 6 pipe drop to an appliance?
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7" water column 6" length and 2" diameter
4" long and 2" diameter 15' minimum and 75' maximum
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5 of 303
Term
Coated copper tubing or corrugated stainless-steel tubing
employed on a 2 psi supply of 150 feet shall be pressure tested to:
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, 15 psig for 15 minutes 4" long and 2" diameter
excess air 6" length and 2" diameter
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6 of 303
Term
The installation of gas-burning appliances in mobile homes shall be
in accordance with:
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Type K Cool it with water
Outside the vehicle CSA-Z240.4.1 Code
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7 of 303
Term
Negative pressure in a building is caused by:
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