Installation Techniques Flashcards
7 cards from real BGE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Installation Techniques flashcards as text
What is the maximum length allowed for a flexible gas appliance connector in a residential installation?
Answer: 6 feet
Flexible gas appliance connectors are limited to a maximum length of 6 feet to prevent damage from excessive flexing or contact with hot surfaces.
When installing gas piping in a concealed location (inside a wall or floor), which pipe material is prohibited?
Answer: Flexible appliance connectors
Flexible appliance connectors are prohibited in concealed locations because they are designed only for final connection to appliances in accessible spaces.
A technician is installing a gas range in a kitchen. The existing shutoff valve is a gate valve. What should the technician do?
Answer: Replace the gate valve with a listed ball valve before completing the installation
Gate valves are not acceptable for gas appliance shutoffs and must be replaced with a listed ball valve or cock that provides reliable full shutoff.
What marking must be present on yellow polyethylene gas pipe to confirm it is approved for gas service?
Answer: The pipe must be marked with the manufacturer name, pipe size, material designation, pressure rating, and applicable standard
Approved gas pipe must be marked with manufacturer name, pipe size, material designation, pressure rating, and the applicable ASTM or ANSI standard to verify it meets specifications.
When should a gas technician install a pressure regulator on a residential gas service?
Answer: When the distribution system pressure exceeds the maximum inlet pressure for the customer's appliances
A pressure regulator must be installed when distribution pressure exceeds the maximum inlet pressure rating of the customer's gas appliances to prevent equipment damage and unsafe operation.
Which of the following correctly describes the required slope for horizontal gas piping runs?
Answer: Gas piping must slope toward a drip leg or the meter at a minimum of 1/4 inch per 15 feet
Horizontal gas piping must slope toward a drip leg or the meter at a minimum grade of 1/4 inch per 15 feet to drain any condensate that may form.
When installing a gas line through a floor joist bay, how must the pipe be protected where it passes through the wood?
Answer: A listed nail plate or protective sleeve must be installed where the pipe is within 1.5 inches of the framing face
A nail plate must be installed to protect gas pipe from nail or screw penetration when the pipe is within 1.5 inches of a framing member's face.