GRADED A+
✔✔for hose test, Test pressure for hose assemblies shall be maintained for a minimum
of __________. - ✔✔1 minute.
✔✔Where pressure is not specified on the extinguisher nameplate, the extinguisher
shall be tested at the factory test pressure, not to exceed ___________ the extinguisher
service pressure. - ✔✔3 times
✔✔Cartridge operated types shall be operated at _________ - ✔✔original factory test
pressure
✔✔Carbon dioxide fire extinguishers having cylinder specification ICC3 shall be tested
at ___________ psi - ✔✔3000 psi
✔✔Carbon dioxide hose assemblies requiring a hydro-
static pressure test shall be tested at _________ psi - ✔✔1250 psi
✔✔Dry chemical, dry powder, water, foam, and haloge- nated agent discharge hose
assemblies requiring a hydrostatic pressure test shall be tested at ________ psi or at
service pressure, whichever is higher. - ✔✔300 psi
✔✔Low-pressure accessory hose used on wheeled extin- guishers shall be tested at
________ psi - ✔✔300 psi
✔✔High-pressure accessory hose used on wheeled extin- guishers shall be tested at
__________ psi - ✔✔3000 psi
✔✔Low pressure non DOT extinguishers shall have hydro label with what on it? -
✔✔month and year
test pressure used
name and initials
✔✔hydro label should be what size - ✔✔2in x 3.5in
✔✔fire extinguishers and class d extinguishing material shall be inspected: - ✔✔monthly
✔✔Pump tank water and pump tank calcium chloride-based antifreeze types of fire ex-
tinguishers shall be recharged with new chemicals or water as applicable every
_________ months - ✔✔Every 12 months,
✔✔oil content of CO2 shall not exceed - ✔✔10 ppm
, ✔✔For annual maintenance of loaded stream agent, the loaded stream agent shall not
be recovered and reused. True or false? - ✔✔false
✔✔Where fire extinguishers are installed in closed cabinets that are exposed to
elevated temperatures, the cabi- nets shall be provided with _________________ -
✔✔screened openings and drains
✔✔CO2 is 1.5 times __________ than air - ✔✔heavier
✔✔if extinguisher gross weight above 40lb top of extinguisher shall not be greater than
________ off floor - ✔✔3.5 ft off floor
✔✔Where fire extinguishers have more than one letter classification (such as 2-A:20-
B:C), they shall be permitted to satisfy the requirements of each letter class. true or
false? - ✔✔true
✔✔The amount of liquid agent shall be determined by using one of the following: - ✔✔1:
exact meas by weight
2: exact mean by volume
3: anti overfill tube, if provided
4: a fill mark on the fire extinguisher shell if provided
✔✔AFFF and FFFP cannot use _______ to protect against freezing temps -
✔✔antifreeze
✔✔The agent in stored-pressure wetting agent fire extinguishers shall be replaced: -
✔✔annually.
✔✔some _______ extinguishers can be pressurized with argon - ✔✔class d
✔✔AFFF, FFFP, CO2, and dry chemical shall be selected to protect what hazard -
✔✔class B
✔✔Only standard industrial-grade ___________ with a maxi- mum dew point of −60°F
(−51°C), shall be used to pressurize stored-pressure dry chemical and halogenated-
type fire extinguishers that use nitrogen as a propellant. - ✔✔nitrogen
✔✔Protection of class ______ hazards shall be selected from either a wet chemical
type or dry chemical type - ✔✔Class K
✔✔The water content of the liquid phase of CO2 shall not be more than _________
percent by weight - ✔✔.01