Dolly Kit for AR 1857 Packing Kit 18mm XR Pumps – OEM Replacement Part
Part Number: 7417
Category: Pressure Washer Parts → Pump Parts → Seal Kits
Type: AR (Annovi Reverberi) KIT 1857 Packing Kit
The Dolly Kit for AR 1857 Packing Kit 18mm XR Pumps (Part #7417) is a genuine OEM replacement seal packing kit designed to restore sealing performance and maintain reliable operation in compatible Annovi Reverberi (AR) XR series triplex plunger pumps. This kit includes 18mm seal packing components (3x3 pieces) required for servicing worn seals, preventing leaks, maintaining operating pressure, and extending pump service life.
Key Features & Benefits
- Genuine AR (Annovi Reverberi) OEM replacement kit
- Designed for AR XR series pumps
- Includes 18mm seal packing components
- Kit contains seal packing components (3x3 pieces)
- 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
Technical Specifications
Part Number: 7417
Manufacturer: AR (Annovi Reverberi)
Manufacturer Model Number: KIT 1857
Product Description: Kit Dolly A1857 Seal Packing Ø18 (3x3 pc)
Product Type: Packing Seal Kit
Seal Size: 18mm
Kit Contents: Seal Packing Components (3x3 Pieces)
Pump Compatibility: AR XR Series Pumps
OEM Replacement: Yes
Application: Pump Seal Maintenance and Repair
Common Applications
- AR XR pressure washer pumps
- Commercial pressure washing equipment
- Industrial cleaning systems
- Agricultural spraying equipment
- Fleet washing systems
- Water transfer equipment
- Wash-down systems
- 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 seal 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 XR 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.
