High Rise Nozzle Flashcards
If 4th due engine does not carry a HRN, who should he contact to find out what company at scene has it?
Dispatcher
It is the responsibility of what engine company to bring the HRN to the command post?
4th due engine
How many lengths of 2 1/2 inch hose does the unit bringing the HRN take with them to the lobby command post?
1 length per member
- along with the standpipe kit with controlling nozzle
What degree angle is the HRN?
68 degrees
T or F
The HRN is attached to a standard 2 1/2 inch shutoff?
True
A 1 1/8 “ MST is attached to the outlet of the HRN. The tip is removable and should be checked how often?
Weekly at MUD and **BEFORE use
Supplied by a 2 1/2 “ line, the HRN will produce flows of ?
200-225 GPM at 50 psi nozzle pressure with water flowing
The HRN can be placed in operation by?
Only the IC
What is the spotter equipped with?
HT and binoculars
How many engine companies will it take to put HRN into operation?
2 engine companies with roll ups, standpipe kits, FE tools including a rabbit and the HRN
Depending on the situation, the 2 1/2 inch HL supplying the HRN may have to be stretched from how many floors below the fire?
3 floors below
The key to the rapid extinguishment of a wind driven fire is?
Putting water directly on the SEAT of the fire
When repositioning the high rise nozzle is required , where should the supply line be shut down?
At the shutoff located one length back
Note: bleed the line
Once the HRN is repositioned, the engine officer will order water started again but needs whose approval before operating the line?
IC
If repairs to the high rise nozzle are required , the company officer shall contact ?
Tech services via phone and request a replacement
