Pumps and Engines

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Pumps and Engines
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Pump Kit Components

• Pump
• Fuel tank
• Fuel supply line, compatible with pump and can
• Tool roll
• Spare gaskets
• Fuel (the correct kind!)
• Suction hose and foot valve/strainer

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NFES Portable Pump Kit
1C-3-S211-EP
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Types of Pumps
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Centrifugal Pump
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Positive Displacement Pump
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Rotary Gear Pump
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Types of Pumps

• Positive Displacement Pump advantages
• a. Does not require priming
• b. Higher drafting capability
• c. Does not require a foot valve
• Positive Displacement Pump disadvantages
• a. Water must be free of dirt
• b. Must be returned to shop for repairs
• c. Must have pressure relief valve

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Types of Pumps
The key parts of a centrifugal pump
Dischargeside
Pump Case
Suctionside
Impeller
1A-9-S211-EP
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Centrifugal Pump
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Two-stroke Engine
stop switch
decompressor switch location
muffler
throttle
reset rod
air filter
starter cordand handle
choke
fuel connection
carburetor
1B-011-S211-EP
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Four-stroke Engine
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Mark 3 Pump Head
pump clamp
pump head