Vol 5 Flashcards
When shall carbon dioxide extinguishers be refilled?
Whenever used or when the cylinder indicates they are not fully charged
When shall wet water proportioned be checked?
Weekly
How often shall co2 extinguishers be flipped over and shook to prevent caking?
Weekly
How often shall co2 extinguishers be weighed?
Every 6 month
How many gallons do water extinguishers have?
2 1/2 gallons
How many pounds do water extinguishers weigh
27 lbs
What is the most common agent used in a class d extinguisher
Metal-x
How much do dry powder extinguishers weigh?
30lbs
What is considered a low voltage line?
Those not exceeding 480 volts
What is considered high voltage lines?
Those exceeding 600 volts
What are the weather minimums for a copter to fly
500 ft ceiling and 3 mile visibility
Hose lays should not e creed how many feet for a helicopter lay
500 ft
How often show fire shelters be inspected
Every 14 days