When Troubleshooting a Residential Heating System, the Technician Reads 24

question 10

Multiple Choice

When troubleshooting a residential heating system, the technician reads 24 volts at the gas valve on a call for heat, but the gas valve does not energize. What would be the most likely problem?

• A) defective gas valve
• B) defective thermostat
• C) defective transformer
• D) blown low-voltage fuse

---

Definitions:

Market Share

The portion of a market controlled by a particular company or product, usually expressed as a percentage.

Brand Identity

The visible elements of a brand, such as color, design, and logo, that identify and distinguish the brand in consumers' minds.

Brand Extension

The practice of using an existing brand name on a new product in a different category to leverage brand equity.

Brand Equity

The value and strength of a brand that determines its worth, based on consumer recognition, preferences, and loyalty.