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Name the different sizes of hose:
19, 25, 38, 44, 65, 77, 125 mm
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What is a hose called that has been repaired and is shortened?
a pony length
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What is a leader line?
pre-connected attack line consisting of 60M of hose with a nozzle attached
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What is another name of a jacketed hose commonly called forestry hose?
19mm hose
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Rubber lined, double jacketed hose with 38 mm blue coupling
44mm hose
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Rubber lined, rubber covered hose commonly called a booster line.
25mm hose
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Commonly called a washout hose with a red or green coupling
38mm hose
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Stortz coupling commonly called supply hose
125 mm
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What hoses do you find on an engine?
- 4 lengths 90M of 19mm
- 1 or 2 lengths of 44mm (trash line)
- 8 lengths of 44mm, 120M (2 hosebeds of leader lines)
- 4 lentgths of 65mm, 60M (leader lines)
- 20 lengths of 65mm, 300M (attack bed)
- 10 lengths of 125mm, 300M (supply bed)
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When is hose tested by CFD?
- 1 x a year
- after repairs
- after hard usage (frozen, extended use)
- suspicion of damage
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Name 4 types of potential damage to a hose:
- mechanical
- chemical
- Mold + mildew
- heat
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Difference between service roll and damaged roll?
- service - male coupling rolled in
- damaged - female coupling rolled in, tagged and damaged area marked
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Who has thne authority to change your stations total hose compliment?
CFD apparatus and equipment
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How often do you count your stations hose rack compliments?
daily
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If unused, how often do you change the hose loads on an apparatus?
every 3 months
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What do 38mm and 65mm couplings consist of?
- male threaded shank
- female threaded swivel
- a non threaded shank to which female swivel is attached
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T or F: a sabrejet nozzle can do both solid and straight streams
True
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What is the most common matrerial used to make couplings?
pyrolite which is made of an aluminum alloy with a hard coating
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Blitzfire or Crossfire: Which nozzle can flow more water?
- Crossfire - 4750 L/min
- Blitzfire - 1900 L/min
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When advancing hose up a stairway, which line goes up the inside? outside?
attack line inside and backup outside
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How far apart do FF stand when carrying an empty and full hose on the ground? Aloft?
- Full on level ground 5M (1/3 length)
- Empty: Ground = 15M Aloft = 7.5M
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What is the difference between a tool and an appliance?
- Appliance = something water flows through
- Tool = something you use on a hose
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What do you need to extend a hose line?
length of hose, nozzle, hose clamp
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What do you need to reduce a hose line?
hose, nozzle, hose clamp, gated wye
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What type of load does CFD use in the hose bed?
A flat load
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What is special about a sabrejet nozzle?
- Coaxial nozzle
- higher flow rates at a lower pump pressure
- solid stream activated with the lever
- fog and straight stream activated by twisting the bumper
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