Free Master Plumber Practice Test Questions

Question # 3

A customer’s hot water supply is inconsistent, alternating between hot and cold. What is the probable cause?

Options:

Cross-connection in supply lines

Dry trap seal

Low water pressure

Oversized vent pipe

Viewing question 3 out of 74 questions

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Master Plumber Overview

Name	Master Plumber
Code	Master Plumber
Vendor	Construction and Industry
Certification	Texas State Board of Plumbing Examiners (TSBPE)

Master Plumber Questions

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