Lennox 10W49 Electric Heat Kit 30067439-890 Which direction should the arrow

Which direction should the arrow point

How do I adjust the bypass flame on the Robertshaw 4200-011

Use the physical rotary or DIP switches on the field controller to assign a unique address within the 4-127 range for Verasys networks

it is the direct OEM successor

it typically requires a minimum pressure differential (5 PSI) to open and remain functional

Lennox 10W49 Electric Heat Kit 30067439-890 Which direction should the arrowThe Lennox 10W49 is a high performance 10kW electric heat kit engineered for field installation within compatible air handler units and packaged systems. This OEM Lennox heat kit, also identified by model PHK10BP 1, utilizes helix wound nichrome elements positioned directly in the air stream. This design ensures immediate thermal transfer and maintains low element temperatures, which significantly extends the service life of the heating assembly.