Polaris Ranger 400 HO Owner's Manual

Pages 118

Year 2010

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Polaris Ranger 400 HO Specification

The Polaris Ranger 400 HO is a versatile utility vehicle designed for both work and recreational purposes, offering an optimal blend of power, durability, and maneuverability. The heart of the Ranger 400 HO is its High Output (HO) 455cc, liquid-cooled, single-cylinder engine, delivering 29 horsepower. This engine enables the vehicle to reach a top speed of approximately 40 mph, making it suitable for a wide range of applications from farm work to trail riding.

The Ranger 400 HO features an automatic transmission with Polaris' On-Demand True All-Wheel Drive (AWD) system, enhancing its capability to tackle various terrains and conditions. The vehicle's dimensions include a length of 102 inches, a width of 50 inches, and a height of 73 inches, with a ground clearance of 8 inches. These dimensions, combined with a wheelbase of 76 inches, provide stability and ease of handling.

The suspension system consists of MacPherson struts in the front and a dual A-arm setup in the rear, both offering 8 inches of travel. This configuration ensures a comfortable ride and effective shock absorption on rough surfaces. The Ranger 400 HO is equipped with hydraulic disc brakes on all four wheels, providing reliable stopping power.

With a payload capacity of 500 pounds and a towing capacity of 1,250 pounds, this vehicle is built to handle demanding tasks. The cargo box dimensions are 32 x 42 x 11.5 inches, with a volume capacity of 9 cubic feet, and it features a gas-assist dumping mechanism for easy unloading. The fuel tank has a capacity of 7.25 gallons, allowing for extended operation without frequent refueling.

The Polaris Ranger 400 HO is designed to offer robust performance, comfort, and practicality, making it a reliable choice for various utility and recreational needs.

Polaris Ranger 400 HO F.A.Q.

What is the recommended oil type for the Polaris Ranger 400 HO?

The recommended oil type for the Polaris Ranger 400 HO is Polaris PS-4 Synthetic 4-Cycle Engine Oil. Ensure to use oil that meets the specifications outlined in the owner’s manual.

How often should I change the oil in my Polaris Ranger 400 HO?

It is recommended to change the oil and oil filter every 50 hours of operation or every six months, whichever comes first. Regular maintenance will help ensure optimal performance.

What should I do if my Polaris Ranger 400 HO won't start?

If your Ranger 400 HO won’t start, check the battery connections, fuel level, and ensure the kill switch is in the 'run' position. If these are fine, inspect the spark plug and fuel lines for issues.

How do I check the transmission fluid level on a Polaris Ranger 400 HO?

To check the transmission fluid level, ensure the vehicle is on a level surface. Remove the transmission fill plug and check if the fluid level is up to the bottom of the fill hole. Top up if necessary with the recommended fluid.

What is the correct tire pressure for the Polaris Ranger 400 HO?

The recommended tire pressure for the Polaris Ranger 400 HO is typically 8 psi for the front tires and 10 psi for the rear tires. Always refer to the owner's manual for specific details.

How can I improve the fuel efficiency of my Polaris Ranger 400 HO?

To improve fuel efficiency, maintain proper tire inflation, ensure regular maintenance like oil and air filter changes, and drive at moderate speeds. Avoid excessive idling and carrying unnecessary weight.

What should I do if the Polaris Ranger 400 HO overheats?

If your Ranger 400 HO overheats, stop the vehicle immediately and let it cool down. Check the coolant level and radiator for blockages. If the problem persists, inspect the thermostat and water pump for issues.

How do I adjust the drive belt on a Polaris Ranger 400 HO?

To adjust the drive belt, you may need to refer to the service manual for specific instructions. Typically, it involves loosening the tension bolt, adjusting the belt to the correct tension, and then retightening the bolt.

What maintenance should be performed regularly on the Polaris Ranger 400 HO?

Regular maintenance includes checking and changing the oil, inspecting and replacing the air filter, checking tire pressure, inspecting brakes, and ensuring all nuts and bolts are properly tightened.

How do I clean the air filter on my Polaris Ranger 400 HO?

To clean the air filter, remove it from the airbox, gently tap it to remove debris, and use compressed air to blow out finer particles. If it's excessively dirty, consider replacing it with a new one.