Dolly Kit for AR 2783 Packing 22mm XW & XWA Pumps – OEM Replacement Part
Part Number: 7425
Category: Pressure Washer Parts → Pump Parts → Seal Kits
Type: AR (Annovi Reverberi) KIT 2783 Packing Kit
The Dolly Kit for AR 2783 Packing 22mm XW & XWA Pumps (Part #7425) is a genuine OEM replacement seal packing kit designed to restore sealing performance and maintain reliable operation in compatible Annovi Reverberi (AR) XW and XWA series triplex plunger pumps. This kit includes 22mm x 32mm seal packing components engineered to help prevent leaks, maintain operating pressure, and extend pump service life in demanding pressure washing and industrial cleaning applications.
Key Features & Benefits
- Genuine AR (Annovi Reverberi) OEM replacement kit
- Designed for AR XW and XWA series pumps
- Includes 22mm x 32mm seal packing components
- Helps restore pump sealing performance
- Reduces internal and external leakage
- Maintains operating pressure and flow
- Supports efficient pump operation
- OEM-quality materials and construction
- Ideal for preventative maintenance and rebuilds
- Direct replacement design
- Helps extend pump service life
- Manufactured to original equipment specifications
Technical Specifications
Part Number: 7425
Manufacturer: AR (Annovi Reverberi)
Manufacturer Model Number: KIT 2783
Product Description: Kit Dolly A2783 Seal Packing Ø22 x 32 (XW Series)
Product Type: Packing Seal Kit
Seal Size: 22mm x 32mm
Pump Compatibility:
- AR XW Series Pumps
- AR XWA Series Pumps
OEM Replacement: Yes
Application: Pump Seal Maintenance and Repair
Common Applications
- AR XW pressure washer pumps
- AR XWA pressure washer 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 sealing performance
- Helps maintain pump pressure output
- Reduces water bypass and leakage
- Supports efficient pump operation
- Improves pump reliability and longevity
- Helps prevent premature pump wear
- Maintains consistent cleaning performance
- Extends pump service life
Signs Seal Packings May Need Replacement
Replace the packing seals if you notice:
- Water leaking from the pump
- Reduced operating pressure
- Loss of pump efficiency
- Internal water bypass
- Excessive packing wear
- Visible seal damage
- Inconsistent pressure output
- Increased maintenance requirements
Installation Notes
- Shut down equipment and relieve all system pressure.
- Disconnect power and water supply.
- Disassemble the pump according to AR service procedures.
- Remove worn packing seals and inspect plungers for wear or damage.
- Clean seal cavities thoroughly.
- Install new OEM packing components from the kit.
- Reassemble the pump according to manufacturer specifications.
- Test operation and verify proper pressure and leak-free performance.
Important: Always consult the AR pump service manual and verify compatibility with your specific XW or XWA pump model before installation.
Maintenance Recommendations
- Inspect seal packings during routine pump maintenance.
- Replace worn seals promptly.
- Maintain clean water filtration systems.
- Inspect plungers for scoring or wear during service.
- Follow manufacturer-recommended maintenance intervals.
- Monitor pump performance regularly for early signs of seal wear.
