Subaru PKX310 Parts Manual

Pages 30

Year 2012

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Subaru PKX310 Pump Specification

The Subaru PKX310 Pump is a robust and reliable centrifugal pump designed for various dewatering applications, including construction, agriculture, and general-purpose water removal. This pump is powered by a durable Subaru EX17 engine, known for its efficiency and longevity. The engine delivers a maximum output of 5.7 horsepower, ensuring sufficient power for demanding tasks. The PKX310 features a 3-inch suction and discharge port, allowing for a maximum flow rate of up to 264 gallons per minute, making it suitable for large-scale operations.

Constructed with a heavy-duty aluminum alloy casing, the pump offers excellent corrosion resistance and durability, ensuring longevity even in harsh environments. The impeller and volute are crafted from cast iron, providing enhanced wear resistance and performance reliability. The pump’s mechanical seal is made of carbon ceramic, which ensures a tight seal and prevents leaks, contributing to its overall efficiency and reliability.

The PKX310 is designed for ease of use and maintenance, featuring a convenient oil alert system that automatically shuts down the engine in case of low oil levels, preventing damage and extending the engine's lifespan. Its lightweight design, weighing approximately 60 pounds, and ergonomic handle make it easy to transport and deploy on-site. Additionally, the pump includes a large-capacity fuel tank, allowing for extended operation without frequent refueling.

This pump is engineered to provide efficient, reliable, and user-friendly performance, making it an ideal choice for professionals requiring a dependable solution for water transfer and dewatering tasks. Its combination of power, durability, and ease of maintenance underscores Subaru’s commitment to quality and innovation in pump technology.

Subaru PKX310 Pump F.A.Q.

What is the proper way to start the Subaru PKX310 pump?

To start the Subaru PKX310 pump, ensure the pump is on a level surface, check the oil and fuel levels, open the fuel valve, set the choke lever to the 'closed' position if the engine is cold, and pull the starter grip until the engine starts. Once started, gradually adjust the choke lever to the 'open' position.

How do I troubleshoot if the Subaru PKX310 pump fails to start?

If the pump fails to start, check for sufficient fuel and oil levels, ensure the spark plug is clean and properly connected, and verify that the air filter is clean. Also, make sure the fuel valve is open and that there is no blockage in the fuel line.

What maintenance should be performed regularly on the Subaru PKX310 pump?

Regular maintenance includes checking and changing the engine oil, cleaning the air filter, inspecting and replacing the spark plug if necessary, and ensuring all nuts and bolts are tight. It is also important to check for fuel leaks and ensure the fuel system is clean.

How do I clean the air filter on the Subaru PKX310 pump?

To clean the air filter, remove the air filter cover and take out the filter element. Wash the filter element in soapy water, rinse thoroughly, and allow it to dry completely. Reinstall the filter and cover once dry.

What should I do if the pump is not delivering water efficiently?

Check for any clogs or blockages in the hoses and pump. Ensure the suction hose is submerged properly and there are no air leaks. Inspect the impeller for wear or damage and replace if necessary.

How can I store the Subaru PKX310 pump when not in use for extended periods?

Drain all fuel from the fuel tank and carburetor, remove the spark plug and pour a small amount of oil into the cylinder, then pull the starter grip to distribute the oil. Clean the exterior and store the pump in a dry, cool place.

What type of oil is recommended for the Subaru PKX310 pump?

It is recommended to use SAE 10W-30 oil for general use. Ensure the oil is API service classification SJ or higher. Always check the user manual for any specific recommendations.

How do I replace the spark plug on the Subaru PKX310 pump?

To replace the spark plug, disconnect the spark plug cap, remove the old spark plug using a spark plug wrench, and install a new one. Ensure the new spark plug is gapped correctly and tighten it securely. Reattach the spark plug cap.

What should I do if the Subaru PKX310 pump vibrates excessively during operation?

Check for loose bolts or parts, inspect the impeller for damage or imbalance, and ensure the pump is placed on a stable surface. Excessive vibration may also indicate mechanical issues, so consult a professional if the problem persists.

How can I prevent rust and corrosion in the Subaru PKX310 pump?

Ensure the pump is thoroughly dried after each use, especially if used in saltwater. Apply a light coating of oil on metal parts to prevent rust. Regular maintenance and proper storage also help in preventing corrosion.