Honeywell R7284U1004
Universal Digital Electronic Oil Primary Control

Honeywell R7284U1004 universal digital electronic oil primary control for for residential oil fired burners used in boilers, forced air furnaces and water heaters. R7284 primary with 15 seconds lock out timing and selectable valve and blower delays.


  • A single part number for nearly all applications helps reduce inventory cost
  • 16 character two line tri-lingual display provides simple programming and diagnostics on select models
  • Enunciation of status and faults via LED or display
  • No additional tool to purchase to take advantage of all control features
  • Models with LEDs monitor igniter and cad cell
  • Models with display monitor igniter and cad cell, and alerts technician as to exact cause of lockout
  • Error history and baseline readings provide system performance and trends on models with display
  • EnviraCOMā„¢ enabled for remote access via EnviraLINKā„¢ (More information available via email at
  • Non volatile memory for settings and diagnostics
  • Extensive, actionable diagnostics (display models only)
  • History detailing last 10 events (display models only)
  • Continuous state and CAD cell readings (display models only)

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