Hose Tools and Appliances

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SOUTHERN AREA WILDLAND ENGINE ACADEMY

• Hose Tools and Appliances

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Objective

• Familiarize trainees with the various types of
  hose tools and appliances / fittings commonly
  used by the fire service

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Tools - Function

• To secure, couple, or tighten fire hose together
  
• Or to connect hose to various types of appliances
  or sources

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Tools - Design types

• Spanner wrench
• Hydrant wrench
• Hose clamps
• All in various types, sizes and shapes

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Hose Appliances - Function

• Appliances or fittings help transport water from
  its source to the fire buy supplying a basic need
• Connecting hose together and/or dividing one line
  into two
• Examples adapters, couplings, wyes, foot valves,
  and others

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Hose Appliances - Construction

• Brass or aluminum alloy
• Lugs provided for tightening and loosening using
  spanner wrenches
• Higbee cut and Higbee notch assists in connecting
  fittings and prevents cross-threading
• Notch shows where Higbee cut is 2

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Higbee Cut and Notch
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Hose Couplings Size

• Larger sizes (2 1/2 ) used for drafting or if
  enormous amounts of water or retardant is to be
  transported quickly
• I.E. Airtanker bases and muck fires
• 11/2 NH is most common, useful as trunk line in
  hose lays and structure protection
• 1 used as work lines in hose lays and booster
  hose
• 3/4 garden hose

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Hose Appliances - Threads

• Threads said to be Straight or Parallel
• Water seal provided by gasket when two ends
  seated together
• NH - National Hose thread. Used in fire
  protection and chemical
• NPSH - National Pipe Standard Hose thread. Used
  from straight pipe and for hose couplings and
  nipples

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Hose Treads

• GHT - Garden Hose thread
• QT - Quarter Turn fittings
• Quarter turns do not have male or female end,
  line up notch and turn clockwise 1/4 turn to
  tighten
• No threads to damage (except adapters)
• Fitting is universal for 1 and 1 1/2
• New Thread
• Experimental combination of threads with open
  areas, ¼ turn capable, with similar fittings -
  or normal threaded fittings can screw all the way
  on

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Thread Types
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Hose Appliances

• Divided into 4 Major Categories
• Adapters
• Hose couplings
• Intakes
• Service Fittings

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Adapters

• Connect two dissimilar hose fitting threads of
  the same diameter
• Example 1.5 NH to 1.5 NPSH
• Example 1.5 NH to Quarter Turn

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Quarter Turns - Adapter/Connectors
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Hose Couplings

• Permanent part of hose
• Female end (swivel) and Male end
• Female ends have lugs (males ?)

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Intakes

• Foot valves
• Ejectors w/ foot valve
• Suction trainers
• Gravity socks

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Service Fittings

• Double Females/ males
• Increasers
• Reducers
• Hoseline tees
• Hoseline tee valves

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Service Fittings

• Bleeder valves
• Check valves
• Pressure relief valves
• Wyes
• Siamese

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Nozzles

• Many varieties
• Straight stream
• Spray
• Adjustable combination

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Nozzles

• Mop up wands
• Foam nozzles

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Cleaning Twin Tips
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Care

• Hose and Appliances very expensive
• Avoid dropping or dragging appliances
• Do not permit vehicles to drive over hoses
• Examine and rehab appliance after use
• Remove gaskets and free swivel in warm soapy
• water
• Clean threads of tar, dirt, gravel and oil
• Replace gaskets if cracked or creased

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Hose Rack
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Hose Rack
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Hose Rack Work Station
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Hose Washer
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Hose Washer - Brushes
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Hose Washer Water Discharge
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Hose Tester - Setup
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Hose Tester Pressure Setting
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Hose TesterPressure Relief Valve
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Hose Tester - Intake
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Hose Tester - Discharge
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Hose Marked to Check Slippage
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Hose Marked as Tested
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Objective

• Familiarize trainees with the various types of
  hose tools and appliances / fittings commonly
  used by the fire service