Dolly Kit for AR 1828 Valves & O-Rings – OEM Replacement Part
Part Number: 7418
Category: Pressure Washer Parts → Pump Parts → Check Valves & Repair Kits
Type: AR (Annovi Reverberi) KIT 1828 Valve & O-Ring Kit
The Dolly Kit for AR 1828 Valves & O-Rings (Part #7418) is a genuine OEM replacement valve service kit designed to restore proper flow control and maintain peak performance in compatible Annovi Reverberi (AR) triplex plunger pumps. This kit includes replacement valves and O-rings (2x6 pieces) required for servicing worn, damaged, or contaminated valve assemblies, helping maintain consistent operating pressure, improve flow efficiency, and extend pump service life.
Key Features & Benefits
- Genuine AR (Annovi Reverberi) OEM replacement kit
- Includes replacement valves and O-rings
- Kit contains valve and sealing components (2x6 pieces)
- Helps restore proper valve operation
- Maintains operating pressure and flow
- Reduces internal leakage and pressure loss
- Supports efficient pump performance
- OEM-quality materials and construction
- Ideal for preventative maintenance and pump rebuilds
- Direct replacement design
- Helps extend pump service life
- Manufactured to original equipment specifications
Technical Specifications
Part Number: 7418
Manufacturer: AR (Annovi Reverberi)
Manufacturer Model Number: KIT 1828
Product Description: Kit Dolly A1828 Valves + O-Rings (2x6 pc)
Product Type: Valve & O-Ring Service Kit
Kit Contents: Valves and O-Rings
Quantity: Valve and Seal Components (2x6 Pieces)
Pump Compatibility: Compatible AR Triplex Plunger Pumps
OEM Replacement: Yes
Application: Pump Valve Maintenance and Repair
Common Applications
- AR pressure washer pumps
- Triplex plunger pumps
- Commercial pressure washing equipment
- Industrial cleaning systems
- Agricultural spraying equipment
- Fleet washing systems
- Water transfer equipment
- Pump rebuild and maintenance services
Performance Benefits
- Restores proper valve operation
- Helps maintain consistent operating pressure
- Improves water flow efficiency
- Reduces internal bypass and leakage
- Supports smooth pump performance
- Improves pump reliability and longevity
- Maintains consistent cleaning performance
- Extends pump service life
Signs Pump Valves May Need Replacement
Replace the valves and O-rings if you notice:
- Loss of operating pressure
- Pulsating pressure output
- Reduced flow rate
- Internal water leakage
- Difficulty maintaining pressure
- Excessive valve wear
- Damaged O-rings or sealing components
- Inconsistent pump performance
Installation Notes
- Shut down the pressure washer and relieve all system pressure.
- Disconnect power and water supply.
- Remove valve caps according to AR service procedures.
- Remove worn valve and O-ring components.
- Clean valve chambers thoroughly.
- Install new OEM valves and O-rings from the kit.
- Reassemble the pump according to manufacturer specifications.
- Test operation and verify proper pressure and flow performance.
Important: Always consult the AR service manual and verify compatibility with your specific pump model before installation.
Maintenance Recommendations
- Inspect valves during routine pump maintenance.
- Replace worn valves and O-rings promptly.
- Maintain proper inlet filtration.
- Use clean water sources whenever possible.
- Follow manufacturer-recommended maintenance schedules.
- Address pressure fluctuations immediately to prevent additional pump wear.
