Engine Ops | Elevated Master Streams

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Questions and Answers

What is the recommended starting pressure at the turntable for tiller master streams?

  • 125 PSI
  • 150 PSI (correct)
  • 200 PSI
  • 100 PSI

What kind of tips do tillers have for master streams?

  • Pistol grip nozzles
  • Stacked smoothbore tips (correct)
  • Automatic combination nozzles
  • Fog nozzles

What determines the desired pressure and connections to the tiller?

  • Tiller operator (correct)
  • Fire department policy
  • Hydrant pressure
  • Weather conditions

What is a key indicator of successful platform master stream operations?

<p>Proper nozzle size (B)</p> Signup and view all the answers

What should be understood regarding the supply line considerations for platform master streams?

<p>The supply line must be at least 4 inches in diameter (A)</p> Signup and view all the answers

What type of nozzles do platform master streams have?

<p>Combination nozzles (B)</p> Signup and view all the answers

What is the number one indicator of an adequate master stream supply?

<p>The appearance of the discharge stream (C)</p> Signup and view all the answers

What is the main purpose of positioning the supply engine close to a positive water source?

<p>To ensure a strong water supply (D)</p> Signup and view all the answers

What must the engine pump operator do before charging the supply line?

<p>Communicate with the tiller operator (D)</p> Signup and view all the answers

What is the goal of providing both adequate pressure and volume to the platform master streams?

<p>To enhance penetration capability (D)</p> Signup and view all the answers

What is the recommended starting pressure at the platform pump intake?

<p>$80 PSI$ (B)</p> Signup and view all the answers

Why is it important for firefighters to understand the flow capabilities of platform master streams?

<p>To adequately supply them (A)</p> Signup and view all the answers

What should be done before initiating supply operations with tank water alone?

<p>$Do$ not initiate supply operations with tank water alone (D)</p> Signup and view all the answers

What should the engine discharge be connected to in order to supply the platform master intake valve?

<p>$Platform$ operator (B)</p> Signup and view all the answers

Why is it important to double check the pressures and flows during master stream operations?

<p>$Water$ on the fire is more important than 10 PSI too low or too high on the gauge (A)</p> Signup and view all the answers

What does a strong positive water supply source enable the engine to do?

<p>Deliver over 2000 GPM to the platform (C)</p> Signup and view all the answers

Why is it not efficient to initiate supply operations with tank water alone?

<p>It delays establishing a fixed water supply. (A)</p> Signup and view all the answers

What must be done before backing up in a standard turntable supply setup?

<p>Get water flowing. (D)</p> Signup and view all the answers

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