Was system purged totally and properly?
Steering rack worn? Was system purged totally and properly?
Steering rack worn?
The steering pump fluid is low (usually the pump will be noisy at this point) or the steering rack is leaking. In either case the fluid is low due to a leak in the steering system.
check the power steering fluid level and the power steering belt
You either need power streering fluid or a power steering belt.
Power steering pump failing.
Power steering belt slipping? Power steering pump bad? Steering rack worn? Suspension parts worn?
Hard power steering means there is little to no fluid left in the system. The power steering system should be flushed and checked for leaks.
power steering is easier and you do not have to turn the wheel as hard as manually.
A steering wheel may be hard to turn because the power steering fluid might be low. It also could be that there is problem with the power steering pump.
Low on power steering fluid. Loose or missing drive belt. Faulty power steering pump. Faulty power steering box.
Power steering fluid helps your steering wheel turn easily. If you have dirty power steering fluid, it may be hard to turn your steering wheel while driving.
The characteristics of a power steering hose is it is a hard rubber thick enough to hold the fluid needed to make the power steering work.
For several years of the Chevy astro van had a power brake and power steering system that was linked together. Instead of a brake booster, the power steering pump provides power to the power brake system. Often, if the brake pedal would become hard to push, it is a power steering pump problem. Change the power steering pump and the power steering fluid and your problem may disappear.