Answer Key: Self-Test B-1.2

  1. a. 2 psig
  2. a. True
  3. b. Pressuretrol
  4. a. Header
  5. c. Equalizer
  6. c. Counterflow
  7. c. 30 inches
  8. c. A float switch turns the pump on when water level inside the boiler drops.

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Block B: Heating & Cooling Systems Copyright © 2025 by Skilled Trades BC, TRU Open Press is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.

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