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Jandy JXi260N & JXi400N Heater Replacement Parts Diagram

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57 parts · 1 with cheaper aftermarket options. Tap a number on the diagram, or search by part number.

– exploded view with numbered parts

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    • Not sold online Jandy heater jacket top kit (no user interface) R0592400Call us and we'll get it for you.
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    • Not sold online Jandy corner posts, heater jacket (4 pack) R0592500Call us and we'll get it for you.
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    • Not sold online Jandy heater base replacement kit R0592600Call us and we'll get it for you.
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    • Not sold online Jandy front/back panel, heater jacket R0592700Call us and we'll get it for you.
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    • Not sold online Jandy side panel kit (2 pack) R0592900Call us and we'll get it for you.
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    • Not sold online Jandy jacket hardware kit (nuts, screws and clips) R0593300Call us and we'll get it for you.
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    • Not sold online Jandy anchor brackets R0593400Call us and we'll get it for you.
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    • Not sold online Jandy gas inlet and electric hole plug kit R0591800Call us and we'll get it for you.
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    • Not sold online Jandy exhaust elbow assembly R0590200Call us and we'll get it for you.
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    • Not sold online Jandy band clamp replacement kit R0590400Call us and we'll get it for you.
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    • Not sold online Jandy refractory replacement kit, internal R0590500Call us and we'll get it for you.
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  13. Model
    • Not sold online Jandy combustion chamber lid (gaskets and O-rings) R0590800Call us and we'll get it for you.
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    • Not sold online Jandy sight glass kit R0305400Call us and we'll get it for you.
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    • Not sold online Jandy refractory replacement kit, external R0591000Call us and we'll get it for you.
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    • Not sold online Jandy isolator kit R0593200Call us and we'll get it for you.
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  20. Model
    • Not sold online Jandy heat exchanger and header assembly, JXi 260 — 260K BTU: R0805803; 400K BTU: R0805805 R0805803 / R0805805Call us and we'll get it for you.
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    • Not sold online Jandy air intake grate R0591200Call us and we'll get it for you.
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    • Not sold online Jandy orifice, blower air intake kit, 260N — 260K BTU: R0591303; 400K BTU: R0591305 R0591303 / R0591305Call us and we'll get it for you.
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    • Not sold online Jandy gas orifice kit, JXi 260, natural; propane kit R0591606 — 260K BTU: R0591602; 400K BTU: R0591604 R0591602 / R0591604Call us and we'll get it for you.
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    • Not sold online Jandy burner gas supply system kit, JXi 260 — 260K BTU: R0591703; 400K BTU: R0591705 R0591703 / R0591705Call us and we'll get it for you.
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    • Not sold online Jandy access door kit (door, O-ring seal, screws) R0589600Call us and we'll get it for you.
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    • Not sold online Jandy manifold backplate, JXi 260 — 260K BTU: R0590003; 400K BTU: R0590005 R0590003 / R0590005Call us and we'll get it for you.
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    • Not sold online Jandy goody bag kit (includes installation manual and controller quick guide) R0593500Call us and we'll get it for you.
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    • Not sold online Jandy pressure relief valve JXi replacement kit R0336101Call us and we'll get it for you.
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    • Not sold online Jandy flow plate assembly, JXi 260 — 260K BTU: R0725202; 400K BTU: R0725203 R0725202 / R0725203Call us and we'll get it for you.
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    • Not sold online Jandy wiring harness kit R0592100Call us and we'll get it for you.
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  50. Heater revision
  52. Heater revision
    • Not sold online Jandy JXi power interface harness R0457701Call us and we'll get it for you.
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Also fits your Jandy JXi260N & JXi400N Heater

Not shown on the diagram, but made for this pump.

Fit guide

Which JXi part fits your JXi260N?

Part numbers and item numbers come from the Standard JXi parts pages (JXi heaters made 2014 to present) in the Fluidra 2026 catalog. Numbers 21, 42 and 43 are used twice by Jandy: 21B is the blower, 42E and 43E are the electrical items.

Heat exchanger tube and size parts by model

JXi 260 specific parts

Blower air intake orifice natural / propane
R0591303 / R0591313
Gas orifice kit natural / propane
R0591602 / R0591606
Heat exchanger and header assembly
R0805803
Combustion chamber shelf kit
R0590700

Which board and flue part? Check the heater revision

Rev G and earlier

Vent limit switch R0524300 and power interface board R0458200.

Rev H and later

Electronic flue sensor R0719400 and power interface board R0719500. The revision is the first letter of the serial number on the rating plate. To fit the new parts on a Rev G or earlier heater, R0719400 and R0719500 must be replaced together.