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Northern M109271D Owner's Manual

Instructions for assembly, testing, operation, servicing, and storage
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Owner's Manual
M109271D
Instructions for Assembly, Testing, Operation, Servicing, and Storage
Water Pump: Outdoor agricultural product used for general
READ and UNDERSTAND the Owner's Manual completely before using this water pump. Assemble,
test, and use only in accordance with the Owner's Manual instructions.
WEAR personal protective gear when filling, using, cleaning, and servicing the water pump.
DO NOT START water pump until ready to spray in order to avoid unintentional spray release.
Improper use of the water pump could result in serious injury or illness to the operator or nearby
persons/animals, or could cause damage to the environment.
** This water pump is recommended for use in spraying non-flammable liquids such as water.
Solids capacity will depend on model.
Any Questions, Comments, Problems, or Parts Orders
purpose water pumping, field irrigation and trash
applications. **
WARNING
Call Product Support 1-800-270-0810
ITEM NUMBER: 109271, 109281, 109291,
109273, 109274, 109283,
109284, 109293, 109294
SERIAL NUMBER: _______________

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  • Page 1 Owner’s Manual ITEM NUMBER: 109271, 109281, 109291, M109271D 109273, 109274, 109283, 109284, 109293, 109294 SERIAL NUMBER: _______________ Instructions for Assembly, Testing, Operation, Servicing, and Storage Water Pump: Outdoor agricultural product used for general purpose water pumping, field irrigation and trash applications.
  • Page 2 Hazard Signal Word Definitions...

  • Page 3: Table Of Contents

    Table of Contents About Your Water Pump ......................4 Summary of Important Safety Information ................5 During Assembly During Operation During Storage / Troubleshooting Assembly .................................. Machine Components ........................8 Operation Operation - Preparing the Water Pump for Each Use Step One: Inspect/Repair........................Step Two: Fueling ............................

  • Page 4: About Your Water Pump

    About Your Water Pump About Your Water Pump This water pump is a machine designed for outdoor, agricultural, general purpose water pumping, field irrigation and trash pumping applications. This water pump is capable of handling suspended soft solids, up to a capacity determined by the model.

  • Page 5: Summary Of Important Safety Information

    Summary of Important Safety Information WARNING Read and understand this owner’s manual completely before using the water pump. Improper use of the water pump could result in serious injury or illness for the operator or nearby persons/animals, or cause damage to the environment. LISTED BELOW is a summary of safety information of particular importance.

  • Page 6: Assembly

    Assembly Refer to “Specifications” section of this manual for engine requirements for your specific pump. Step 1: Attach pump cover to engine. Using the four (4) supplied pump mount bolts and four (4) supplied pump sealing washers, fasten the pump cover to the engine. Ensure the mechanical seal is securely installed in the pump cover.
  • Page 7 Assembly Step 3: Insert O-rings, volute and pump body. Insert the large o-ring onto the pump cover, and the small o-ring onto the volute. Place the volute inside the pump body while aligning the tabs on the volute with the pump body. Place the pump body onto the pump cover and secure with the pump body bolts and pump body washers.

  • Page 8: Machine Components

    Machine Components Prime Port: Fill the priming port to prime the pump. Discharge Fitting: Connect the discharge hose to the discharge fitting. Pump Casing: Contains the water in the pump. Suction Fitting: Connect the suction hose to the suction fitting. Drain Port: Drain the liquid in the pump through the drain port.

  • Page 9: Operation - Preparing The Water Pump For Each Use

    Inspect and test the water pump thoroughly a. Inspect fittings for cracks and leaks. Replace all damaged fittings with original Northern Tool + Equipment parts. b. Check to be sure all nuts, bolts, and screws are tight. c. Check oil level in engine. See engine owner’s manual.

  • Page 10: Step Two: Fueling

    Operation – Preparing the Water Pump for Each Use Step Two: Fueling WARNING Gasoline is highly flammable and explosive. You can be burned or seriously injured when handling fuel. Use extreme care when handling gasoline. 1. Engine off / cool The engine must be off and allowed to cool at least two minutes before adding fuel.

  • Page 11: Step Three: Attach A Suction Strainer

    Operation – Preparing the Water Pump for Each Use Step Three: Attach a suction strainer WARNING This pump is design to pump water only. Never use the water pump to pump flammable liquids. 1. Attach suction A suction strainer should be attached to the suction hose. A suction strainer has strainer holes or slots small enough to prevent large debris from working through and damaging the pump.

  • Page 12: Operation - Using The Water Pump

    Operation – Using the Water Pump Operate the water pump 1. Review safety Review the “Operation – Important Safety Information” provided in this manual. information 2. Priming Using the priming port on the top of the pump, completely fill the pump chamber with water before starting the engine.

  • Page 13: Storage

    Storage Prepare the water pump for end-of-season storage by running pure water through the system. This will flush out any contaminants and clean the water pump internals. After the water pump has been flushed with pure water, completely drain the water pump of all water to protect from freezing. WARNING Gasoline vapors can ignite and cause a fire.

  • Page 14: Troubleshooting

    Troubleshooting WARNING Before troubleshooting or attempting to service, read the following safety rules. Before attempting to service the water pump: 1. Review Review the Troubleshooting Table below for the type of problem you are troubleshooting experiencing. However, DO NOT attempt to repair until the steps listed below are table followed.

  • Page 15: Specifications

    Specifications 109271, 109273, & 109274 – 2” Semi-Trash Suction & Discharge Size 2" NPT Maximum Flow 9510 GPH Maximum Suction Head 23 FT Maximum Total Head 95 FT Maximum Pressure 43.5 PSI Passable Soft Solid Size 5/16" Mechanical Seal Silicon Carbide 3/4”straight keyed shaft with 5/16-24”...
  • Page 16 Specifications 109291, 109293, & 109294 – 3” Full-Trash Suction & Discharge Size 3" NPT Maximum Flow 13,983 GPH Maximum Suction Head 23 FT Maximum Total Head 85 FT Maximum Pressure 36 PSI Passable Soft Solid Size 1-1/4" Mechanical Seal Silicon Carbide 3/4”...

  • Page 17: Pump Exploded View

    109271, 109273, & 109274 Pump Exploded View Fig03023 Item Part # Description Qty. Model 781234 109271 781887 Pump Cover 109273 781890 109274 781235 Large O-ring 781236 Sealing Washer 781237 109271 781888 Mount Bolt 109273 781891 109274 781238 Mechanical Seal 781239 109271 781889 Impeller...

  • Page 18: Pump Exploded View

    109281, 109283, & 109284 Pump Exploded View FIG03023 Item Part # Description Qty. Model 781257 109281 781893 Pump Cover 109283 781896 109284 781258 Large O-ring 781259 Sealing Washer 781260 109281 781894 Mount Bolt 109283 781897 109284 781261 Mechanical Seal 781262 109281 781895 Impeller...

  • Page 19: Pump Exploded View

    109291, 109293, & 109294 Pump Exploded View FIG03025 Item Part # Description Qty. Model 782569 109291 781899 Pump Body 109293 781901 109294 781278 Plug O-ring 781279 Drain/Prime Plug 781280 T-Handle Bolt 781281 T-Handle O-ring 781282 Inlet Check Valve 781283 Volute 781284 109291 781900...
  • Page 20 This page has intentionally been left blank.

  • Page 21: Limited Warranty

    Any costs incurred due to replacement or repair of items outside of a Northern Tool + Equipment approved facility is the responsibility of the buyer and not covered under warranty. Northern Tool + Equipment can supply you with the service center location in your area.
  • Page 22 2800 SouthCross Drive West P.O. Box 1499 Burnsville, MN 55337-0499...

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