Products Description
2100 Cleaning Machine Valve Seat
Pump Valve Seat for 2100 PSI Pressure Washers
Replacement valve seat for high-pressure pump systems in 2100 PSI-class pressure washers. The valve seat works with the valve poppet to seal the inlet/discharge chambers, enabling proper water flow direction and pressure build-up. Worn or damaged valve seats cause pressure loss, pulsating output, and reduced cleaning performance. Compatible with axial pumps including Annovi Reverberi (AR) units, a common OEM supplier for 2100 PSI pressure washers.


Technical Profiles & Materials
Precision Surface – Machined sealing surface ensures proper valve function. Worn seats cause pressure drop and pulsating output.
Wide Compatibility – Suitable for 2100 PSI axial pumps from multiple brands using AR pump platforms.
Durable Material – Corrosion-resistant metal alloy withstands high pressure and water exposure.
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | Application | 2100 PSI pressure washer pumps |
| 2 | Pump Type | Axial piston (Annovi Reverberi type) |
| 3 | Function | Valve sealing surface |
| 4 | Material | Corrosion-resistant metal alloy |
| 5 | Includes | Valve seat O-ring (replace with seat) |
| 6 | Installation | Manifold port, O-ring seated at bottom |
Products Application
Lifan Pressure Storm 2100
Valve seat replacement for Annovi Reverberi pump systems. Worn seats cause pressure loss and rough operation. Replace during valve service.

Homelite & Campbell Hausfeld
Fits 2100 PSI axial pump models. Campbell Hausfeld troubleshooting identifies worn valves as a common cause of low pressure.

Pressure Washer Pump Overhaul
Replace valve seat and O-ring during pump rebuild. Annovi Reverberi pump service instructions require seat O-ring seated squarely at manifold bottom.
Quality and Craftsmanship Details



Products Package

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FAQ
Q: What is a valve seat in a pressure washer pump?
A:The valve seat provides the sealing surface against which the valve poppet closes. It directs water flow through the pump's inlet and discharge valves. Worn seats cause pressure loss.
Q: What tools are needed for valve seat replacement?
A: Needle-nose pliers for valve removal, small probe to check poppet function. Remove valve cap, pull valve assembly, replace seat and O-ring. Service instructions: O-ring seats at manifold bottom.
Q: How to confirm this valve seat fits my pressure washer?
A: Check pump model number (not engine). Most 2100 PSI units use Annovi Reverberi axial pumps. If pressure drops and pump runs rough, valve wear is a common cause.
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