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The unit supports up to 1/2 PSI maximum pressure and operates reliably on 277Vac electrical circuits
it re-energizes as soon as proper voltage is sensed on all phases
What does the W/OCPZ designation indicate
This kit is a direct replacement and is identical to the AV-600-0-0-2
and FS6536-866
Lennox 79L57 Orifice 322838-753 The unit supports up toThe Lennox 79L57 is a critical Natural Gas Burner Orifice engineered specifically for high efficiency Lennox gas furnaces and heating units. This genuine OEM replacement part is precision machined to deliver an exact BTU output by regulating the volumetric flow of natural gas to the burner assembly. Using a Lennox 79L57 Orifice ensures your manifold pressure aligns with factory specifications, preventing issues like incomplete combustion, soot
US$ 286.00
US$ 169.00