
Quick overview
- Hayward SPX2300Z4 The strainer cover O-ring designed to fit Hayward Max-Flo XL pumps.
- May suit other Hayward pumps Hayward notes it can also fit other Hayward pump models, so compare it against the ring you are replacing.
- Seals the lid Sits between the strainer cover and the housing, the joint that has to stay airtight.
- Air leaks and lost prime A hardened or flattened lid ring pulls air, which shows up as bubbles in the basket and a pump that will not hold prime.
- Wear item Lid rings dry out and take a set, so they get changed on a schedule rather than only after a failure.
- Lubricate before fitting A thin film of silicone O-ring lubricant helps the lid seat and keeps the ring from rolling out of its groove.
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Product details
Hayward SPX2300Z4 is the strainer cover O-ring for Max-Flo XL pool pumps. Hayward notes it may also fit other Hayward pump models, so it is worth comparing against the ring you are pulling out.
The seal that keeps prime
The clear lid on the strainer pot is the one place on the suction side where air can get in without water getting out. That makes the lid O-ring the usual suspect when a pump runs but will not hold prime, when the basket fills with bubbles, or when flow drops off for no obvious reason. A ring that has gone hard, cracked or flat has stopped sealing even if it still looks intact.
Fitting it
Clean the groove and the sealing face before the new ring goes in, and use a thin film of silicone O-ring lubricant. That helps the lid seat evenly, keeps the ring from rolling out of the groove as the lid comes down, and makes the pot easier to open next time.
| Brand | Hayward |
|---|---|
| Manufacturer part number | SPX2300Z4 |
| UPC | 0610377146012 |
| Type | Strainer cover O-ring |
| Fits | Hayward Max-Flo XL pool pumps |
| Other fitment | May also fit other Hayward pump models |
| Part type | Pool pump part |
| Shipping weight | 0.05 lb |
| Ships | Parcel |
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