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Whether you are maintaining a commercial rooftop unit or a specialized split system
Adjustable Superheat: Allows technicians to fine-tune the static superheat (factory set at 39
For extreme heat applications
Is a combustion analyzer required after installing this LP to Natural kit
the operational states are clearly defined: at pressures below 4 Psig
Carrier LH33WP003 Circuit Board Els PW 17895 Whether you are maintaining aFor veteran technicians servicing Carrier rooftop units and furnaces, the Carrier LH33WP003 Integrated Circuit Board (IGC) serves as the central logic and timing hub for high performance gas heating. This genuine Direct Spark Ignition (DSI) control board is engineered to handle the complete sequence of operation, including pre purge timing, spark ignition, and gas valve management. Because the LH33WP003 is identical to LH33WP003A, it provides a