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Dayton 1FYA9 burner box fan optional blower unit

Dayton

Dayton 1FYA9 Burner Box Fan — Optional Blower

SKU CH-AXQ7-Z6PCP

Optional blower compatible with Grainger parts 5VD67 through 5VD80 and manufacturer models 7D837 through 7D851

  • Optional blower upgrades heating system airflow
  • Compatible with Grainger parts 5VD67 through 5VD80
  • Matches manufacturer models 7D837 to 7D851
  • New Dayton component ensures reliable fit
  • No state sales restrictions apply

Dayton 1FYA9 Burner Box Fan — Optional Blower

The Dayton 1FYA9 is an optional blower designed for compatible RV furnace burner boxes. It serves as a direct replacement component for specific heating, ventilation and air conditioning systems in recreational vehicles.

Suits owners of listed Grainger

This blower fits Grainger part numbers 5VD67 through 5VD80 and manufacturer model numbers 7D837 through 7D851. It is not for owners of furnace models outside these listed ranges or for installations requiring a different blower specification.

Compatibility determined by Grainger part number

The single specification that decides fitment is the Grainger part number. Verify that your furnace uses one of the listed Grainger numbers 5VD67 to 5VD80 before purchase.

Highlights

  • Optional blower upgrades heating system airflow
  • Compatible with Grainger parts 5VD67 through 5VD80
  • Matches manufacturer models 7D837 to 7D851
  • New Dayton component ensures reliable fit
  • No state sales restrictions apply

Specifications

BrandDAYTON

Questions about this item

How is the Dayton 1FYA9 Burner Box Fan installed into the compatible furnace models?

The optional blower mounts inside the burner box of Grainger part numbers 5VD67 through 5VD80 or manufacturer models 7D837 through 7D851. The step often missed is verifying the exact model match before mounting, because the blower fits only those listed units.

What maintenance will the Dayton 1FYA9 blower need over time?

Periodic cleaning of the fan blades and motor vents prevents dust buildup that reduces airflow. If the motor bearings become noisy or the blower fails to start, the entire optional blower assembly should be replaced rather than repaired.

What is the first limit reached when the Dayton 1FYA9 runs continuously in a furnace cycle?

The motor’s thermal protection will trip first if airflow is restricted or the furnace overfires, shutting the blower down until it cools. Ensuring the burner box matches the listed Grainger or manufacturer models avoids this limit.

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