2019 LAFD Engineer Exam Flashcards
Homaltro SCRT max cutting force is __ PSI?
49,000 PSI
4 inch hose is tested at __ PSI?
250 PSI
TB 174: Bypasses are tested at __ PSI?
300 PSI
KME 2010: Transmission operational temp is __ degrees?
160 to 200 degrees
Vehicle Assignment Record?
F-702
S-Service: F-701 A-Assignment: F-702 M-Maintenance: F-704 R-Repair: F-705 B-Batteries: F-706 I-Inventory: F-709 T-Tires: F-710
F-705 is the __ record?
Repair
SCBA- Target Solutions: Cylinders re-hydrostatically tested at __ every __ years?
7,500 PSI every 5 years
SCBA- Target Solutions: SCBA Cylinder life is __ to __ years?
15 to 30 years
First floor below grade is called Sub-Division 1. LAFD practice is to call it __?
Sub-1
KME 2010: Brake air system operating pressure is __ to __ PSI?
90 to 120 PSI
All log books same
Seagrave 1996: Cool turbo for __ to __ minutes?
3 to 5 minutes
Seagrave 1996: Use steer column brake at __ PSI?
90 PSI
Lowest PSI before shutting down Syphon Ejector?
0 PSI
Pierce 2018: Relief Valve setting is __ to __ PSI?
70 to 300 PSI
Pierce 2017: At what PSI does the air brake light activate?
60 PSI
Seagrave 2003: Transmission operational temperature is __ to __ degrees?
100 to 250 degrees
Chainsaw chain brake engages within __ second?
1/10th of a second
Rotary Saw fuel- Oil mixture is __ to 1?
50
Tire Record Form?
F-710
Maintenance Record Form?
F-704
Maxi force air bag PSI setting is 125 PSI to 135 PSI to create __ PSI at the dead-man switch?
118 PSI
The maximum temperature of __ is allowed against a Maxi Force Air Bag?
220 degrees
When using the In-Line Foam Eductor with 1 1/2” hose, the lay should be __ feet?
150 feet
1 3/4” hose, 250 feet
In a fire water tank, maintain __ gallons in reserve?
100 gallons
TB 127: Air brake COLA cut out is __ to 120 PSI?
110 PSI
TB 127: Air brake low air warning is at __ to 75 PSI
55 PSI
All log books: 50-70 PSI
Ladder Pipe pressure for 1 1/2” tip is __ PSI
150 PSI
Ladder Pipe pressure for 1 3/4” tip is __ PSI
170 PSI
Ladder Pipe pressure for 2” tip is __ PSI
190 PSI
The 1 1/2” Syphon Ejector max GPM is
115 GPM
1”- 46 GPM
1 1/2” Syphon Ejector can supply __ 1” lines?
3
1”- 1 1” line
KME: Normal battery voltage is __ to __ volts?
12.9 to 14.4 volts
KME: DEF capacity is __ gallons
5 gallons- Only 2013 and 2015. 2010 KME no DEF
2017 Pierce- 4.5 gallons
KME: Normal Exhaust temp during regeneration is __ degrees
1,100 degrees
KME: DEF consumption per gallon of diesel is __ %
2%
Pierce 2017: DEF capacity
4.5 gallons
The maximum opening width of SCRT is __ inches?
10.5 inches
The operating range for residential sprinklers is __ to 175 degrees
135 degrees
Residential sprinkles as of 01/01/2011
The water gun pressure range is __ to __ PSI
90 to 110 PSI
Gleason valve range is __ to 300 PSI
0 PSI
Hydrant Test Record Form:
F70
Thermo Gel remains in place for __ to 36 hours?
6 hours
Engines normally carry __ gallons of Thermo Gel?
4 gallons
Class A foam blankets last?
15 to 30 minutes
Ordinary Combustibles
TB20- Tire pressure 2 PSI effects fuel economy by __ %
1%
The effective stream from a wagon battery is to the __ floor
3rd floor
Large helicopter recommended landing size is 100’ x 100’. Small helicopters is __ x __.
60’ x 60’
Book 8: The safe apparatus car following distance per 10 mph is __ car lengths.
3 car lengths
4 car lengths when wet and raining
Change oils on reserve heavy apparatus every __ months or 4,000 miles
6 months
4,000 miles- every apparatus
TB5: Vapor canisters are found in autos forward of the engine compartment or __?
Wheel wells
Drafting, temperature shut down PSI at __ PSI
35 PSI
TB127: Lube suspension at __ PSI
60 PSI
Reliable way to identify HR Standpipe inlets is?
Standpipe sign
High Rise equipment includes all except:
Spotlight
Includes: SCBA, Sound powered headphones
High Rise orifice plates are set at 200 GPM at __ PSI
45 PSI
The IDLH Evacuation Area at a bomb incident is __ feet
1,000 feet
TB112: The foam tender can flow a max of __ GPM
4,000 GPM
Front Discharge- 1,500 GPM
Rear Discharge- 2,000 GPM
Book 99: During brush, keep roads open, Park __ when possible
Off road
Book 99: Average temperature inside a fire shelter is __ degrees
150 to 200 degrees
Syphon Ejector velocity is converted to pressure by the __
Discharge Diffuser
Hydrant spacing in high density residential is 300 to __ feet
450 feet
Provide __ spare sprinkler heads when building has 1,000 heads
12 spare heads
1-300 heads: 6 spare
301-1,000 heads: 12 spare
1,001 + heads: 24 spare with wrench and 8” x 4” box
Members must don river rescue safety gear within __ feet of river
10 feet
High Rise hose packs form __ inches below SCBA cylinder
10 inches
Apparatus radio cutoff- Turn off switch when out of service for __ hours or more
10 hours
The minimum contamination reduction zone during a haz mat incident is __ feet?
100 feet
If contaminated by haz mat, you will reduce absorption by __ % by removing clothing
90%
Set the fire pump relief valve when __ line(s) or more are in operation
2 lines
AOTM: The drafting practical lift is __ feet
33.9 feet
AOTM: What percentage of GPM do you switch from pressure to volume?
70%
When BI is from 110 to 161, the rating is?
Very High
AOTM: Large capacity fire pumps- prime for a maximum of __ seconds
45 seconds
60 seconds only in 99 Pierce
AOTM: What changes hydrant to pump pressure?
4-way
Volume 3: Drafting depth in feet is __ from the bottom and 24 inches below the surface
12
Every other book-24
Book 99: Pump __ PSI when pumping to a High Volume relay
180 PSI
Alameda Corridor: Dry standpipes are spaced every __ feet
500 feet
Alameda Corridor: How many botz dots are use to identify dry standpipes?
1 botz dot
2 botz dots- access gate (46 gates, use ACTA key)
Brush- Strike Teams formed at the incident starts with?
1031
Smokey Starter Pack consists of 100’ of 1” and 100’ of 1 1/2” hose with __ rubber band(s)
2 rubber bands
What is the SCBA Test Record Form?
F-979
Stored in Book 55
What is the Ladder Record Form?
F-976
Stored in log book. Goes with ladders and apparatus to aerial/pump test
Volume 3: The safe working area around an apparatus is 3 feet to the sides and __ feet to the rear
8 to 10 feet
Every other book- 3’ sides and 15’ to the rear