Looking for the correct fixed orifice for a given system? See the outdoor unit’s QRD. NOTE: The part number for a fixed orifice begins with “664” and is followed by the orifice size listed on the QRD. For example, if the QRD shows a fixed orifice of 0.050 then the part number for that fixed orifice is 664050.
Archived Documents (1) Click to Show/Hide
Please note that the 4th and 5th digits of your serial number indicate the year and the 6th and 7th digits indicate the month. To find the correct document, please look at the document’s published date.
652a Archived 1/17/11 | Published: 10/10
707655a | Published: 9/10
Bulletins - Marketing Site
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Bulletins - eNora
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