Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector (ASS17) Small — Genuine Replacement Coupling

The Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector (ASS17) Small is a precision-engineered replacement coupling designed to maintain a secure, leak-resistant water inlet connection on compatible Lay-Z-Spa HydroJet inflatable hot tub pump systems. Referencing genuine Lay-Z-Spa part number ASS17, this small water inlet connector is one of the most practical and frequently needed replacement components for addressing water leaks, loose fittings and reduced water flow at the pump inlet connection point.

The water inlet connector plays a fundamental role in the hydraulic performance of your Lay-Z-Spa HydroJet pump system. It forms the primary connection point through which water is drawn from the spa body into the pump for filtration, heating and jet circulation — and when this connector becomes cracked, stripped or degraded, the entire water circuit is compromised. A damaged inlet connector causes water to leak at the pump connection point, reduces the volume of water entering the pump and can introduce air into the pump circuit — leading to reduced jet pressure, heating inefficiency and potential pump motor damage through cavitation.

The small ASS17 water inlet connector is specifically sized for compatible Lay-Z-Spa HydroJet models — distinct from larger inlet connector variants used across other HydroJet configurations. Always verify your specific pump model and existing connector size before purchasing to ensure a correct and secure fit.

Replacing a worn or damaged inlet connector with a genuine ASS17 specification part restores the full hydraulic integrity of your pump system quickly and at minimal cost. The precision fit of this replacement connector ensures a secure and reliable seal that performs consistently throughout regular spa operation — withstanding the water pressure, temperature fluctuations and chemical exposure associated with everyday hot tub use.

Compact and lightweight at just 0.017kg and measuring 6 x 5 x 2.2 cm, this replacement connector is easy to handle and straightforward to install without specialist tools or technical expertise.

Key Features – Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector

• Genuine replacement water inlet connector for Lay-Z-Spa HydroJet pump systems
• Part number ASS17 — small size, precision fit for compatible HydroJet models
• Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector Restores secure and leak-resistant water inlet connection
• Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector Maintains consistent water flow and pressure through the pump circuit
• Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector Prevents air ingress and cavitation caused by damaged inlet connectors
• Durable construction resistant to water pressure, heat and chemical exposure with Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector
• Compact and lightweight — Weight: 0.017kg | Dimensions: 6 x 5 x 2.2 cm
• Easy to install — no specialist tools required, Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector

Compatibility – Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector

The Lay-Z-Spa HydroJet Water Inlet Connector (ASS17) Small is designed specifically for compatible Lay-Z-Spa HydroJet inflatable hot tub pump systems using the small ASS17 inlet connector fitting. Always verify your specific pump model and existing connector size before purchasing to ensure a correct and secure fit.

Compatible with:

• Lay-Z-Spa HydroJet inflatable hot tub models using the ASS17 small water inlet connector
• Compatible Lay-Z-Spa HydroJet 2019 and 2020 pump systems

For full product details, visit the official Lay-Z-Spa Water Jet Inlet Coupling HydroJet 2019-2020 page. Lay-Z-Spa hot tubs are manufactured by Bestway. For more information on their spa systems, visit the Bestway official website. For a full range of Lay-Z-Spa spare parts and accessories, visit 365 Hot Tubs.

Installation Guide – Lay-Z-Spa HydroJet Hot Tub Water Inlet Connector

Replacing the water inlet connector on your Lay-Z-Spa HydroJet pump is a straightforward process. Always ensure the pump is fully powered off and drained before beginning.

1. Power off your Lay-Z-Spa pump and disconnect it fully from the mains supply.
2. Drain the spa completely and allow all components to dry before starting work.
3. Locate the existing water inlet connector on your HydroJet pump unit.
4. Carefully unscrew and remove the damaged or worn ASS17 inlet connector.
5. Clean the connection point thoroughly to remove any debris, scale or residue.
6. Thread the replacement ASS17 small water inlet connector onto the pump connection point by hand.
7. Tighten securely — ensuring a firm fit without overtightening, which may cause cracking.
8. Reconnect the water supply, refill the spa and reconnect to the mains supply.
9. Power on the pump and check all connection points carefully for any signs of leakage before regular use.

Why Replace Your Old or Damaged Water Inlet Connector?

Over time, the water inlet connector on Lay-Z-Spa HydroJet pump systems is subjected to constant water pressure, temperature cycling and chemical exposure — all of which gradually degrade the connector material, leading to cracking, thread stripping or deformation. A compromised inlet connector causes water to leak at the pump connection point, introduces air into the pump circuit and reduces the volume of water available for heating and jet circulation.

Left unaddressed, a leaking or damaged water inlet connector can escalate from a minor drip into a significant pump performance issue — reducing jet pressure, compromising heating efficiency and in severe cases causing pump motor damage through sustained air ingress and cavitation. Replacing the ASS17 inlet connector promptly with a genuine specification part is a straightforward and highly cost-effective preventative maintenance step. For a complete range of Lay-Z-Spa replacement parts and hot tub maintenance accessories, visit 365 Hot Tubs.