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Raypak AVIA 264 & 404 Heater Replacement Parts Diagram (Copper & NiTek)

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72 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 Raypak burner kit, AVIA 264/404 018873FCall us and we'll get it for you.
    • Not sold online Raypak burner gasket kit, AVIA 264/404 018878FCall us and we'll get it for you.
  1. Model
      • Not sold online Raypak vent pressure switch kit, AVIA 264/404 018928FCall us and we'll get it for you.
    • Model
        • Not sold online Raypak Vent Temperature Sensor Kit for Avia Heaters| 019046F 019046FCall us and we'll get it for you.
        • Not sold online Raypak combustion air blower kit, AVIA 264 — 264 copper: 100-10004897; 404 copper: 100-10004898; 264 NiTek: 100-10004897; 404 NiTek: 100-10004898 100-10004897 / 100-10004898Call us and we'll get it for you.
        • Not sold online Raypak blower gasket kit, AVIA 264/404 018898FCall us and we'll get it for you.
        • Not sold online Raypak blower/gas train kit, AVIA 264, natural gas 0-4,500 ft — 264 copper: 100-10009520; 404 copper: 100-10009521; 264 NiTek: 100-10009520; 404 NiTek: 100-10009521 100-10009520 / 100-10009521Call us and we'll get it for you.
        • Not sold online Raypak gas orifice kit, AVIA 264, natural gas — 264 copper: 018866F; 404 copper: 018867F; 264 NiTek: 018866F; 404 NiTek: 018867F 018866F / 018867FCall us and we'll get it for you.
        • Not sold online Raypak gas valve kit with gas line half, AVIA 264/404 100-10004768Call us and we'll get it for you.
        • Not sold online Raypak gas line end kit, AVIA 264/404 018871FCall us and we'll get it for you.
        • Not sold online Raypak gas line grommet kit, AVIA 264/404 010778FCall us and we'll get it for you.
        • Not sold online Raypak gas orifice adapter kit, AVIA 264/404 018926FCall us and we'll get it for you.
        • Not sold online Raypak heat exchanger kit with refractory, AVIA 264 — 264 copper: 018900F; 404 copper: 018901F; 264 NiTek: 019383F; 404 NiTek: 019384F 018900F / 018901F / 019383F / 019384FCall us and we'll get it for you.
        • Not sold online Raypak tube bundle kit with refractory, AVIA 264 — 264 copper: 018849F; 404 copper: 018850F; 264 NiTek: 019387F; 404 NiTek: 019388F 018849F / 018850F / 019387F / 019388FCall us and we'll get it for you.
        • Not sold online Raypak heat exchanger baffle kit, AVIA 264 — 264 copper: 019047F; 404 copper: 019048F; 264 NiTek: 019047F; 404 NiTek: 019048F 019047F / 019048FCall us and we'll get it for you.
      • Type
        • Not sold online Raypak header gasket kit (2), AVIA 264/404 019052FCall us and we'll get it for you.
        • Not sold online Raypak Bypass Assembly Level 1 Flow Kit for Avia 264 Heaters Call us and we'll get it for you.
        • Not sold online Raypak inlet/outlet header dam kit, AVIA 264/404 019059FCall us and we'll get it for you.
        • Not sold online Raypak Return Header for Avia Heaters | 264A & 404A 019051FCall us and we'll get it for you.
        • Not sold online Raypak 2" CPVC connector & split nut kit (2), AVIA 264/404 100-10006535Call us and we'll get it for you.
        • Not sold online Raypak inlet/outlet O-ring kit (2), AVIA 264/404 006724FCall us and we'll get it for you.
        • Not sold online Raypak top cover assembly kit, AVIA 264/404 018852FCall us and we'll get it for you.
        • Not sold online Raypak power cable grommet kit 018884FCall us and we'll get it for you.
        • Not sold online Raypak corner post kit, AVIA 264/404 018891FCall us and we'll get it for you.
        • Not sold online Raypak top lid kit, AVIA 264/404 018902FCall us and we'll get it for you.
        • Not sold online Raypak top clip assembly kit 018905FCall us and we'll get it for you.
        • Not sold online Raypak top knurled screw assembly kit 018906FCall us and we'll get it for you.
        • Not sold online Raypak PRV grommet kit 018920FCall us and we'll get it for you.
        • Not sold online Raypak display gasket kit 018921FCall us and we'll get it for you.
      • Type
        • Not sold online Raypak Ignitor Direct Spark Kit for AVIA Heaters 018874FCall us and we'll get it for you.
        • Not sold online Raypak igniter gasket kit 018879FCall us and we'll get it for you.
        • Not sold online Raypak refractory assembly kit, AVIA 264/404 018848FCall us and we'll get it for you.
        • Not sold online Raypak top right panel kit, cool dark gray (Jacuzzi beige: 018973F) 018851FCall us and we'll get it for you.
        • Not sold online Raypak cabinet top support kit 018854FCall us and we'll get it for you.
        • Not sold online Raypak transformer cover kit 018855FCall us and we'll get it for you.
        • Not sold online Raypak ignition board cover kit 018856FCall us and we'll get it for you.
        • Not sold online Raypak ignition board mounting kit 018859FCall us and we'll get it for you.
        • Not sold online Raypak anti-rotation gas valve bracket kit 018860FCall us and we'll get it for you.
        • Not sold online Raypak combustion chamber seal kit 018872FCall us and we'll get it for you.
        • Not sold online Raypak junction box kit 018876FCall us and we'll get it for you.
        • Not sold online Raypak vent cover assembly kit 018881FCall us and we'll get it for you.
        • Not sold online Raypak vent mounting panel kit, cool dark gray (Jacuzzi beige: 018977F) 018882FCall us and we'll get it for you.
        • Not sold online Raypak left side vent panel kit, cool dark gray (Jacuzzi beige: 018976F) 018883FCall us and we'll get it for you.
        • Not sold online Raypak junction box cover panel kit, cool dark gray (Jacuzzi beige: 018975F) 018885FCall us and we'll get it for you.
        • Not sold online Raypak front panel kit, Raypak maroon (Rheem 018889F, Ruud 018887F, Jacuzzi 018890F) 018888FCall us and we'll get it for you.
        • Not sold online Raypak rear panel kit, Raypak maroon (Rheem/Ruud 018894F, Jacuzzi 018895F) 018893FCall us and we'll get it for you.
        • Not sold online Raypak base assembly kit 018892FCall us and we'll get it for you.
        • Not sold online Raypak bottom right panel UG kit, cool dark gray (Jacuzzi beige: 018978F) 018896FCall us and we'll get it for you.
        • Not sold online Raypak bottom right panel PRV kit, cool dark gray (Jacuzzi beige: 018974F) 018897FCall us and we'll get it for you.
        • Not sold online Raypak combustion chamber support kit (2 shown) 018899FCall us and we'll get it for you.
        • Not sold online Raypak flue exhaust kit, AVIA 264/404 018877FCall us and we'll get it for you.
        • Not sold online Raypak flue exhaust gasket kit 018880FCall us and we'll get it for you.
        • Not sold online Raypak 4" stainless flue adapter kit 018932FCall us and we'll get it for you.

      Don't see your part? Ask us and we'll find it.

      Also fits your Raypak AVIA 264 & 404 Heater (Copper & NiTek)

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

      Fit guide

      Which AVIA part fits your heater?

      This diagram is for the Raypak AVIA 264 (P-R264A-EN-C, part number 018032). Item numbers and part numbers come from Raypak's AVIA 264 & 404 Installation & Operation Manual (100-10000111 Rev. 12).

      Parts that differ by size — 264 shown first

      • Ignition board018857F404: 018933F
      • Differential pressure kit018930F404: 018931F
      • Bypass assembly019054F404: 019056F
      • Combustion air blower100-10004897404: 100-10004898
      • Heat exchanger018900F404: 018901F
      • Tube bundle018849F404: 018850F
      • Heat exchanger baffle019047F404: 019048F
      • Gas orifice, natural018866F404: 018867F

      AVIA model numbers

      AVIA 264 P-R264A-EN-C
      018032
      AVIA 404 P-R404A-EN-C
      018033
      AVIA HD NiTek 264 P-R264A-EN-N
      018044
      AVIA HD NiTek 404 P-R404A-EN-N
      018045

      NiTek models use the nickel-coated heat exchanger (019383F / 019384F) and tube bundle (019387F / 019388F). All other parts are shared.

      Sensors & switches (264 and 404)

      Inlet temperature sensor 7-C
      009577F
      Outlet temperature sensor 8-C
      019043F
      High limit HL2 9-C
      019044F
      High limit HL1 10-C
      019045F
      Vent temperature sensor 11-C
      019046F
      Water pressure switch 12-M
      006737F 1.75 PSI; 11 PSI special 009133F