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MTD Pressure washer has no pressure

When your MTD pressure washer has no pressure, the pump assembly is the most likely cause. A worn or damaged pump may keep the engine or electric motor running while the pressure washer is not building pressure, has low pressure, or loses pressure during use. If the pump is more than a few years old and the machine gets frequent use, replacing the pump assembly is usually the best repair. For a newer pump on a pressure washer used less often, the pump seals may be worn, so rebuilding the pump or replacing the seals can restore pressure. Inspect the pump and related components for damage before ordering parts, and make sure the water supply and inlet are clear. Enter your pressure washer's model number to find the exact replacement pump, pump assembly, or pump seals for your specific MTD machine. Repair Clinic provides parts and repair guidance for MTD pressure washer problems, including a pressure washer with no pressure, a pressure washer not building pressure, weak pressure, or a pressure washer pump not building pressure.

01 - MTD Pressure Washer Pump Assembly

You may need to rebuild or replace the pump. If the pump is more than a few years old, and you use the pressure washer fairly often, replace the pump. If the pump is relatively new, and you don’t use the pressure washer often, either rebuild the pump or replace the pump seals.
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02 - MTD Pressure Washer Pump

You may need to rebuild or replace the pump assembly. If the pump is more than a few years old, and you use the pressure washer fairly often, replace the pump assembly. If the pump is relatively new, and you don’t use the pressure washer often, either rebuild the pump assembly or replace the pump seals.
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Frequently Asked Questions

Why does my MTD pressure washer have no pressure?
How can I tell if the MTD pressure washer pump is not building pressure?
Can a clogged nozzle or unloader valve cause low pressure on an MTD pressure washer?
How do I find the correct MTD pressure washer pump or replacement part?
What should I do before testing or repairing an MTD pressure washer with no pressure?