{"product_id":"carrier-py1rja060115aawa-control-board-cyc67p","title":"OEM Carrier DSI Control Board LH33WP003 for PY1RJA060115AAWA","description":"\u003ch1\u003eOEM Carrier Direct Spark Ignition (DSI) Control Board LH33WP003 for Model PY1RJA060115AAWA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier Direct Spark Ignition (DSI) control board, part number \u003cstrong\u003eLH33WP003\u003c\/strong\u003e, factory-specified for the \u003cstrong\u003eCarrier PY1RJA060115AAWA\u003c\/strong\u003e packaged rooftop unit. The DSI control board is the brain of your unit's heating system — it orchestrates spark ignition sequencing, gas valve activation, combustion blower and indoor fan motor operation, flame sensing, and safety lockout logic. When this board fails, you'll typically experience a no-heat condition, repeated ignition lockouts, or a unit that attempts to light and then shuts down within seconds without ever establishing a steady flame.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Direct Spark Ignition (DSI) Integrated Control Board | OEM Part # \u003cstrong\u003eLH33WP003\u003c\/strong\u003e | Microprocessor-based design with onboard LED fault-code diagnostics for rapid troubleshooting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is the genuine Carrier factory part — not an aftermarket substitute. OEM boards are calibrated to exact ignition timing, flame-sensing thresholds, and safety lockout sequences specified for the PY1RJA060115AAWA. Aftermarket boards may introduce timing drift or incompatible lockout logic that can void equipment warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 120V power at the disconnect box before service. Label or photograph all harness connectors before removal. Tools needed: ¼\" and 5\/16\" nut drivers, needle-nose pliers, multimeter (to verify 24V control circuit). Typical replacement time: 30–45 minutes for a qualified technician.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty against defects. Ships same business day from our warehouse — order by 3 PM local time for next-day delivery to most ZIP codes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as the direct OEM replacement for the \u003cstrong\u003eCarrier PY1RJA060115AAWA\u003c\/strong\u003e packaged rooftop gas\/electric unit. Always verify your existing board's part number against \u003cstrong\u003eLH33WP003\u003c\/strong\u003e on the board label or unit data plate before ordering. Have questions about fitment? Our HVAC parts specialists confirm compatibility before you buy — no guesswork, no return hassle.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640670146931,"sku":"CARRIE-PY1RJA060115AAWA-CONTROL_BOARD-LH33WP003","price":450.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640670179699,"sku":"CARRIE-PY1RJA060115AAWA-CONTROL_BOARD-LH33WP003-GEN","price":396.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-LH33WP003_aa474724-de2b-4381-ad6e-1dc17b1b0dce.jpg?v=1775027971","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py1rja060115aawa-control-board-cyc67p","provider":"National HVAC Parts","version":"1.0","type":"link"}