Two Technicians Are Discussing a Vehicle with an Overheating Problem

question 20

Multiple Choice

Two technicians are discussing a vehicle with an overheating problem. There are no leaks, internal or external. The belts are in good condition, and the radiator has been removed and flow tested. Everything appears to be in good condition. A new thermostat was installed, but it did not cure the problem. What is most likely the problem?

• A)The impeller could be slipping on the water pump shaft.
• B)The impeller blades could be corroded.
• C)The impeller could be slipping on the water pump shaft or the impeller blades could be corroded.
• D)None of the answers is correct.

---

Definitions:

Traumatic Injury

Physical harm or damage to the body caused by an external force, which can be severe and require urgent medical attention.

Low-air-loss Mattress

A mattress system designed to reduce pressure on the skin by using air flow to maintain a cool temperature and moisture level, often used for bedridden patients.

Thromboembolism

The obstruction of a blood vessel by a blood clot that has become dislodged from its site of formation.

Crutches

Mobility aids used to transfer weight from the legs to the upper body, assisting in walking when one's legs are injured or disabled.