Part Number: AR40161
Category: Pressure Washer Parts → Pump Accessories → Jetter Valves
Type: AR 40161 Jetter Valve – OEM Replacement for RK & XR Pressure Washer Pumps (Max 3000 PSI)

The AR 40161 Jetter Valve (Part #40161) is a genuine OEM accessory designed to convert compatible Annovi Reverberi (AR) RK and XR Series pressure washer pumps into economical sewer and drain jetting systems. Designed for pressure washer applications operating at up to 3,000 PSI, this valve installs quickly by replacing the center check valve, allowing your existing pressure washer pump to be adapted for jetting applications without requiring extensive modifications.

Key Features & Benefits

• Genuine AR (Annovi Reverberi) OEM jetter valve
• Part Number: 40161
• Converts compatible pressure washer pumps into jetting systems
• Designed for operating pressures up to 3,000 PSI
• Simple installation by replacing the center check valve
• Cost-effective alternative to dedicated jetter pumps
• OEM-quality fit and performance
• Durable construction for demanding applications
• Ideal for commercial, industrial, and maintenance applications
• Designed for compatible RK and XR Series pumps

Technical Specifications

Part Number: 40161

Product Type: Jetter Valve

Manufacturer: AR (Annovi Reverberi)

Maximum Operating Pressure: 3,000 PSI

Application: Pressure Washer to Jetter Pump Conversion

OEM Replacement: Yes

Compatible Pump Models

Designed for use with compatible AR pumps, including:

• XRCV35G30AD-F24
• XRCV35G35D-F24
• XRCV4G30AD-F24
• XRCV4G35HD-F24
• XRCA35G30N
• XRCA35G40HN
• XRCA4G35N
• XRCA4G40HN
• XRCA45G30N

Always verify your pump model and operating pressure before ordering.

Function of the Jetter Valve

The AR 40161 Jetter Valve helps:

• Convert compatible pressure washer pumps into jetting systems
• Redirect water flow for drain and sewer jetting applications
• Provide a simple and economical equipment upgrade
• Maintain reliable water flow for jetting hoses and nozzles
• Expand the versatility of compatible AR pressure washer pumps

This conversion allows users to utilize existing pressure washer equipment for drain cleaning without investing in a dedicated jetter pump.

Common Signs Replacement Is Needed

Replace the jetter valve if you notice:

• Reduced jetting performance
• Inconsistent water flow
• Internal valve wear
• Leakage around the valve assembly
• Damaged valve components
• Difficulty maintaining proper jetting pressure
• Routine equipment maintenance

Replacing worn valve components helps maintain reliable jetting performance and efficient water flow.

Installation & Service Notes

• Shut down the pressure washer and relieve all system pressure.
• Remove the center check valve from the compatible pump according to the manufacturer's service instructions.
• Inspect the valve bore and sealing surfaces for wear or debris.
• Install the AR 40161 Jetter Valve in place of the center check valve.
• Reassemble the pump and verify proper installation.
• Connect the appropriate jetting hose and nozzle.
• Test the system for proper operation and inspect for leaks.

Important: This jetter valve is designed for compatible AR pumps operating at a maximum of 3,000 PSI. Always verify pump compatibility and never exceed the manufacturer's recommended pressure rating.

Maintenance Recommendations

• Inspect the jetter valve during routine pressure washer maintenance.
• Clean the valve periodically to prevent debris buildup.
• Use clean, filtered water whenever possible.
• Inspect jetting hoses and nozzles regularly for wear or blockage.
• Use only genuine OEM AR replacement parts to maintain optimum performance, reliability, and long service life.