Davey M1217 Eco-Matic o-ring for ESC and ESR series cell headDavey Eco-Matic O-Ring for ESC/ESR Series Cell Head, M1217$2599
Davey M1217 Eco-Matic o-ring for ESC and ESR series cell head

Davey Eco-Matic O-Ring for ESC/ESR Series Cell Head, M1217

Ask a questionMPN M1217
$2599
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Quick overview

  • Genuine Davey Eco-Matic part M1217, sized to the cell head it seals.
  • ESC and ESR series Listed for both the ESC series and the ESR series cell heads.
  • Seals the cell head This is the ring between the head and the housing, so it is the one that keeps the cell from weeping.
  • Cheap preventive part Worth replacing whenever the cell head comes off for cleaning or inspection.
  • Do not stretch it on An o-ring that has been forced over an edge is already damaged, so seat it carefully.
  • Silicone lubricant helps A thin film lets the ring settle into its groove instead of rolling or pinching.
Full description and specifications ↓

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Product details

The Davey M1217 is the o-ring that seals the cell head on Eco-Matic ESC series and ESR series salt chlorinators. It is the genuine Davey part.

Where it sits

The cell head lifts off the housing whenever the cell is inspected or cleaned, and this ring is the seal between the two. It is under system pressure the whole time the pump is running, so once it hardens, flattens or nicks, the joint starts to weep and salt water finds its way onto the pad.

When to change it

Whenever the head comes off. The ring is a small part in front of an expensive cell, and disturbing an old o-ring is a good way to turn a working seal into a leaking one. A thin film of silicone o-ring lubricant on the new ring helps it settle into the groove without rolling.

Specifications
Brand Davey
Manufacturer part number M1217
Type O-ring
Series Eco-Matic
Fits Davey Eco-Matic ESC series and ESR series cell heads
Location Cell head
Shipping weight 0.05 lb
Ships Parcel

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Customer reviews

Questions and answers

What people ask about this product, answered by our pool techs.

Which chlorinators does it fit?
Davey lists M1217 for the ESC series and ESR series Eco-Matic cell heads.
Where does the o-ring sit?
It seals the cell head against the housing. It is the joint that leaks when the ring hardens or flattens.
Should I replace it while cleaning the cell?
It is good practice. The ring is disturbed every time the head comes off, and it costs far less than a leak at the pad.
Do I need lubricant?
A thin film of silicone o-ring lubricant helps the ring seat evenly in its groove rather than rolling or pinching on assembly.
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