CAR Installation Techniques 2

Question 1

When disconnecting a gas dryer prior to recycling, which action must be performed FIRST?

Accepted Answer

Shut off the gas supply valve

Answer

The gas supply valve must be closed first to prevent gas leakage before any other disconnection steps are taken.

Question 2

Which type of fitting is the ONLY approved connection for a residential gas dryer supply line in the US?

Accepted Answer

Flexible corrugated stainless steel connector

Answer

Flexible corrugated stainless steel (CSST or appliance connector) is the approved gas connector for residential dryer installations.

Question 3

A refrigerator being removed for recycling has a water line connected to its ice maker. What is the proper procedure?

Accepted Answer

Shut off the water supply valve and disconnect the line before moving the unit

Answer

The water supply must be shut off and the line disconnected before moving the refrigerator to prevent flooding and water damage.

Question 4

What is the required minimum clearance between a freestanding range and adjacent combustible cabinetry on each side?

Accepted Answer

0 inches — modern ranges are designed flush to cabinetry

Answer

Most listed freestanding ranges are tested for zero clearance to combustible side surfaces, but always verify the manufacturer's installation manual.

Question 5

During removal of a built-in dishwasher, which connection is typically the LAST to be removed before sliding the unit out?

Accepted Answer

The mounting screws at the countertop bracket

Answer

Mounting screws at the countertop bracket are typically removed last so the unit stays stable while the drain, water, and electrical connections are safely disconnected first.

(CAR) Certified Appliance Recycler Practice Test

(CAR) Certified Appliance Recycler Practice Test

CAR Installation Techniques 2