Whisper Wash WW311 Quick Change Replacement Cartridge For Swivel 

"When Minutes count and quality matters, buy Whisper Wash" 

The Whisper Wash Part #: WW311 Replacement Cartridge is the ultimate solution for revitalizing your Series 3 Swivel Assembly. Designed as a fully assembled quick-change insert, this kit eliminates the hassle of rebuilding individual components. Whether you're maintaining the performance of your Whisper Wash Classic, Big Guy, or other Series 3-equipped surface cleaners, the WW311 ensures reliable and efficient operation with minimal downtime.

Built to fit the Whisper Wash WW312 Series 3 Swivel Assembly (Green Top), this cartridge includes all essential parts—shaft, seals, and bearings—making it the go-to option for hassle-free maintenance. Restore your surface cleaner’s peak performance with ease and keep your jobs running smoothly.

Instructions:

• 1.   Remove the spray bar from the rotor shaft and disconnect the hose.
• 2.  Unscrew rotor cap on top of the swivel. 
• 3.  Push old cartridge assembly out by pushing up from the bottom. 
• 4.  Push new cartridge in from the top.
• 5.  Refasten rotor cap, spray bar and hose.
• 6.  Get Back to work.

About Expert Power Wash

Expert Power Wash is built and operated by Tim and Kristina — a team passionate about giving
pressure washing professionals the best equipment available. Every skid is hand-built in Oregon City, OR, with a focus on quality, reliability, and ease of use in the field.

Our goal is to source 95% of the parts we use from the USA. We distribute across 24 states, Canada, and overseas — backing every unit with a lifetime warranty and personal customer support. We don't just sell equipment; we help you build a successful business with hands-on training and ongoing guidance

Shipping & Pickup

We recommend in-person pickup in Oregon City, OR — this includes a free 2-hour
hands-on training session so you leave confident operating your skid. Transport
shipping is also available and coordinated directly with you.