Subaru PKX401T Parts Manual

Pages 33

Year 2016

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Subaru PKX401T Pump Specification

The Subaru PKX401T Pump is a high-performance, durable centrifugal pump designed for a variety of dewatering applications. Equipped with a robust 404cc Subaru EX40 engine, the pump delivers reliable power and efficiency, ensuring optimal performance in demanding environments. The pump features a maximum flow rate of 898 liters per minute, making it suitable for both residential and commercial use in construction sites, agricultural fields, and flood areas.

The PKX401T is engineered with a high-quality aluminum alloy die-cast pump housing and an impeller that provides excellent resistance to corrosion and wear. This ensures longevity and durability even under harsh conditions. Additionally, the pump incorporates a mechanical seal made from carbon ceramic, further enhancing its reliability and life span by preventing leaks.

In terms of usability, the pump is designed for ease of maintenance and operation. It includes a large-capacity 4.5-gallon fuel tank that allows for extended operation times, reducing the frequency of refueling during critical tasks. The pump's recoil start mechanism ensures quick and straightforward engine starting, and its ergonomic design includes a sturdy frame with vibration isolation mounts, minimizing operational noise and vibration for increased user comfort.

Weighing approximately 88 pounds, the PKX401T remains portable while maintaining its high performance. Its discharge size of 4 inches allows for the handling of solids up to 9/16 inches in diameter, making it versatile for different dewatering needs. Overall, the Subaru PKX401T Pump combines power, efficiency, and durability, making it an ideal choice for users seeking a reliable solution for water transfer and management challenges.

Subaru PKX401T Pump F.A.Q.

How do I properly set up the Subaru PKX401T pump for first-time use?

To set up the Subaru PKX401T pump, first ensure it's placed on a stable surface. Attach the suction hose to the inlet and the discharge hose to the outlet. Fill the pump with water through the priming port before starting the engine to prevent damage.

What should I do if the Subaru PKX401T pump won't start?

If the pump won't start, check the fuel level and ensure the fuel valve is open. Inspect the spark plug for damage or dirt, and clean or replace it as necessary. Ensure the engine switch is in the 'ON' position.

How can I maintain the Subaru PKX401T pump for optimal performance?

Regular maintenance includes checking the oil level, cleaning the air filter, and inspecting hoses for leaks or wear. Replace the engine oil after the first 20 hours of use and every 50 hours thereafter.

What type of oil is recommended for the Subaru PKX401T pump engine?

The Subaru PKX401T pump engine uses SAE 10W-30 oil. Ensure to use high-quality oil to maintain engine performance and longevity.

How do I troubleshoot low water flow in my Subaru PKX401T pump?

Check for any blockages in the suction hose or inlet filter. Ensure all connections are tight and the hoses are not kinked. Verify that the pump is properly primed and there are no air leaks.

Can the Subaru PKX401T pump handle solids or debris in the water?

The Subaru PKX401T is designed for clean water applications. Using it with solids or debris can cause damage to the pump. Always use a strainer to prevent debris from entering the system.

How often should the air filter be cleaned or replaced on the Subaru PKX401T pump?

Check the air filter every 25 hours of operation. Clean it by removing dust and debris, and replace it if it shows signs of significant wear or damage.

What is the proper way to store the Subaru PKX401T pump when not in use?

Drain all water from the pump and hoses to prevent freezing damage. Clean the pump and store it in a dry, cool place. If storing for an extended period, drain the fuel tank and run the engine until it stops to clear the carburetor.

How do I safely transport the Subaru PKX401T pump?

Ensure the pump is fully drained of water and fuel before transport. Secure it in an upright position to avoid oil leakage and use straps to prevent movement during transit.

What should I do if the Subaru PKX401T pump is vibrating excessively?

Excessive vibration may indicate loose components or an unbalanced impeller. Check all bolts and fasteners for tightness and inspect the impeller for damage or imbalance. Ensure the pump is on a stable surface.