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18 Questions

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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?

Proper nozzle size Signup and view all the answers

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

The supply line must be at least 4 inches in diameter Signup and view all the answers

What type of nozzles do platform master streams have?

Combination nozzles Signup and view all the answers

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

The appearance of the discharge stream Signup and view all the answers

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

To ensure a strong water supply Signup and view all the answers

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

Communicate with the tiller operator Signup and view all the answers

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

To enhance penetration capability Signup and view all the answers

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

$80 PSI$ Signup and view all the answers

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

To adequately supply them Signup and view all the answers

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

$Do$ not initiate supply operations with tank water alone Signup and view all the answers

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

$Platform$ operator Signup and view all the answers

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

$Water$ on the fire is more important than 10 PSI too low or too high on the gauge Signup and view all the answers

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

Deliver over 2000 GPM to the platform Signup and view all the answers

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

It delays establishing a fixed water supply. Signup and view all the answers

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

Get water flowing. Signup and view all the answers