18 Questions
What is the recommended starting pressure at the turntable for tiller master streams?
150 PSI
What kind of tips do tillers have for master streams?
Stacked smoothbore tips
What determines the desired pressure and connections to the tiller?
Tiller operator
What is a key indicator of successful platform master stream operations?
Proper nozzle size
What should be understood regarding the supply line considerations for platform master streams?
The supply line must be at least 4 inches in diameter
What type of nozzles do platform master streams have?
Combination nozzles
What is the number one indicator of an adequate master stream supply?
The appearance of the discharge stream
What is the main purpose of positioning the supply engine close to a positive water source?
To ensure a strong water supply
What must the engine pump operator do before charging the supply line?
Communicate with the tiller operator
What is the goal of providing both adequate pressure and volume to the platform master streams?
To enhance penetration capability
What is the recommended starting pressure at the platform pump intake?
$80 PSI$
Why is it important for firefighters to understand the flow capabilities of platform master streams?
To adequately supply them
What should be done before initiating supply operations with tank water alone?
$Do$ not initiate supply operations with tank water alone
What should the engine discharge be connected to in order to supply the platform master intake valve?
$Platform$ operator
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
What does a strong positive water supply source enable the engine to do?
Deliver over 2000 GPM to the platform
Why is it not efficient to initiate supply operations with tank water alone?
It delays establishing a fixed water supply.
What must be done before backing up in a standard turntable supply setup?
Get water flowing.
Test your knowledge on the pressure, flows, indicators, and operations of tiller and platform master streams. Familiarize yourself with tip sizes, nozzles, and placement in service.
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