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Direct factory replacement EC31EZ274 for the ICP 40RUQA16A, matched to the original build sheet. Fitment guaranteed — free returns if it doesn't fit.
| Type | check valve |
| Xref | Carrier EC31EZ-series check valve (family: EC31EZ120/EZ190/EZ212/EZ274) |
| Note | Listed as CHECK VALVE in Carrier RCD catalog HC41AE198; EC31EZ = Carrier/Bryant/Payne brazed check-valve family, numeric suffix (274) = size/rating variant. ODF/connection size not published on any distributor listing (insufficient). |
| OEM Part Number | EC31EZ274 |
| Brand | ICP |
| Condition | New — genuine OEM |
Watch for: Error codes tracing to this component, the system short-cycles or locks out, performance that degrades under load. Catching it early protects the components around it.
Kill power before servicing and photograph the wiring and mounting. Swap the part, torque fasteners evenly, and route wires away from hot or moving surfaces. Run a complete cycle and verify normal operation before closing the panel.
Is this the exact OEM part for my 40RUQA16A? Yes — verified factory fitment for that model.
Not sure of your model? Chat with Mike with the number from your unit's nameplate and we'll confirm before you order.